Bug Summary

File:jdk/src/hotspot/share/opto/vectorIntrinsics.cpp
Warning:line 2087, column 23
Value stored to 'vt' during its initialization is never read

Annotated Source Code

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clang -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name vectorIntrinsics.cpp -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -mthread-model posix -fno-delete-null-pointer-checks -mframe-pointer=all -relaxed-aliasing -fmath-errno -fno-rounding-math -masm-verbose -mconstructor-aliases -munwind-tables -target-cpu x86-64 -dwarf-column-info -fno-split-dwarf-inlining -debugger-tuning=gdb -resource-dir /usr/lib/llvm-10/lib/clang/10.0.0 -I /home/daniel/Projects/java/jdk/build/linux-x86_64-server-fastdebug/hotspot/variant-server/libjvm/objs/precompiled -D __STDC_FORMAT_MACROS -D __STDC_LIMIT_MACROS -D __STDC_CONSTANT_MACROS -D _GNU_SOURCE -D _REENTRANT -D LIBC=gnu -D LINUX -D VM_LITTLE_ENDIAN -D _LP64=1 -D ASSERT -D CHECK_UNHANDLED_OOPS -D TARGET_ARCH_x86 -D INCLUDE_SUFFIX_OS=_linux -D INCLUDE_SUFFIX_CPU=_x86 -D INCLUDE_SUFFIX_COMPILER=_gcc -D TARGET_COMPILER_gcc -D AMD64 -D HOTSPOT_LIB_ARCH="amd64" -D COMPILER1 -D COMPILER2 -I /home/daniel/Projects/java/jdk/build/linux-x86_64-server-fastdebug/hotspot/variant-server/gensrc/adfiles -I /home/daniel/Projects/java/jdk/src/hotspot/share -I /home/daniel/Projects/java/jdk/src/hotspot/os/linux -I /home/daniel/Projects/java/jdk/src/hotspot/os/posix -I /home/daniel/Projects/java/jdk/src/hotspot/cpu/x86 -I /home/daniel/Projects/java/jdk/src/hotspot/os_cpu/linux_x86 -I /home/daniel/Projects/java/jdk/build/linux-x86_64-server-fastdebug/hotspot/variant-server/gensrc -I /home/daniel/Projects/java/jdk/src/hotspot/share/precompiled -I /home/daniel/Projects/java/jdk/src/hotspot/share/include -I /home/daniel/Projects/java/jdk/src/hotspot/os/posix/include -I /home/daniel/Projects/java/jdk/build/linux-x86_64-server-fastdebug/support/modules_include/java.base -I /home/daniel/Projects/java/jdk/build/linux-x86_64-server-fastdebug/support/modules_include/java.base/linux -I /home/daniel/Projects/java/jdk/src/java.base/share/native/libjimage -I /home/daniel/Projects/java/jdk/build/linux-x86_64-server-fastdebug/hotspot/variant-server/gensrc/adfiles -I /home/daniel/Projects/java/jdk/src/hotspot/share -I /home/daniel/Projects/java/jdk/src/hotspot/os/linux -I /home/daniel/Projects/java/jdk/src/hotspot/os/posix -I /home/daniel/Projects/java/jdk/src/hotspot/cpu/x86 -I /home/daniel/Projects/java/jdk/src/hotspot/os_cpu/linux_x86 -I /home/daniel/Projects/java/jdk/build/linux-x86_64-server-fastdebug/hotspot/variant-server/gensrc -D _FORTIFY_SOURCE=2 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/7.5.0/../../../../include/c++/7.5.0 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/7.5.0/../../../../include/x86_64-linux-gnu/c++/7.5.0 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/7.5.0/../../../../include/x86_64-linux-gnu/c++/7.5.0 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/7.5.0/../../../../include/c++/7.5.0/backward -internal-isystem /usr/local/include -internal-isystem /usr/lib/llvm-10/lib/clang/10.0.0/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -O3 -Wno-format-zero-length -Wno-unused-parameter -Wno-unused -Wno-parentheses -Wno-comment -Wno-unknown-pragmas -Wno-address -Wno-delete-non-virtual-dtor -Wno-char-subscripts -Wno-array-bounds -Wno-int-in-bool-context -Wno-ignored-qualifiers -Wno-missing-field-initializers -Wno-implicit-fallthrough -Wno-empty-body -Wno-strict-overflow -Wno-sequence-point -Wno-maybe-uninitialized -Wno-misleading-indentation -Wno-cast-function-type -Wno-shift-negative-value -std=c++14 -fdeprecated-macro -fdebug-compilation-dir /home/daniel/Projects/java/jdk/make/hotspot -ferror-limit 19 -fmessage-length 0 -fvisibility hidden -stack-protector 1 -fno-rtti -fgnuc-version=4.2.1 -fobjc-runtime=gcc -fdiagnostics-show-option -vectorize-loops -vectorize-slp -analyzer-output=html -faddrsig -o /home/daniel/Projects/java/scan/2021-12-21-193737-8510-1 -x c++ /home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp
1/*
2 * Copyright (c) 2020, 2021, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25#include "precompiled.hpp"
26#include "ci/ciSymbols.hpp"
27#include "classfile/vmSymbols.hpp"
28#include "opto/library_call.hpp"
29#include "opto/runtime.hpp"
30#include "opto/vectornode.hpp"
31#include "prims/vectorSupport.hpp"
32#include "runtime/stubRoutines.hpp"
33
34#ifdef ASSERT1
35static bool is_vector(ciKlass* klass) {
36 return klass->is_subclass_of(ciEnv::current()->vector_VectorPayload_klass());
37}
38
39static bool check_vbox(const TypeInstPtr* vbox_type) {
40 assert(vbox_type->klass_is_exact(), "")do { if (!(vbox_type->klass_is_exact())) { (*g_assert_poison
) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 40, "assert(" "vbox_type->klass_is_exact()" ") failed", ""
); ::breakpoint(); } } while (0)
;
41
42 ciInstanceKlass* ik = vbox_type->klass()->as_instance_klass();
43 assert(is_vector(ik), "not a vector")do { if (!(is_vector(ik))) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 43, "assert(" "is_vector(ik)" ") failed", "not a vector"); ::
breakpoint(); } } while (0)
;
44
45 ciField* fd1 = ik->get_field_by_name(ciSymbols::ETYPE_name(), ciSymbols::class_signature(), /* is_static */ true);
46 assert(fd1 != NULL, "element type info is missing")do { if (!(fd1 != __null)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 46, "assert(" "fd1 != __null" ") failed", "element type info is missing"
); ::breakpoint(); } } while (0)
;
47
48 ciConstant val1 = fd1->constant_value();
49 BasicType elem_bt = val1.as_object()->as_instance()->java_mirror_type()->basic_type();
50 assert(is_java_primitive(elem_bt), "element type info is missing")do { if (!(is_java_primitive(elem_bt))) { (*g_assert_poison) =
'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 50, "assert(" "is_java_primitive(elem_bt)" ") failed", "element type info is missing"
); ::breakpoint(); } } while (0)
;
51
52 ciField* fd2 = ik->get_field_by_name(ciSymbols::VLENGTH_name(), ciSymbols::int_signature(), /* is_static */ true);
53 assert(fd2 != NULL, "vector length info is missing")do { if (!(fd2 != __null)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 53, "assert(" "fd2 != __null" ") failed", "vector length info is missing"
); ::breakpoint(); } } while (0)
;
54
55 ciConstant val2 = fd2->constant_value();
56 assert(val2.as_int() > 0, "vector length info is missing")do { if (!(val2.as_int() > 0)) { (*g_assert_poison) = 'X';
; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 56, "assert(" "val2.as_int() > 0" ") failed", "vector length info is missing"
); ::breakpoint(); } } while (0)
;
57
58 return true;
59}
60#endif
61
62static bool is_vector_mask(ciKlass* klass) {
63 return klass->is_subclass_of(ciEnv::current()->vector_VectorMask_klass());
64}
65
66static bool is_vector_shuffle(ciKlass* klass) {
67 return klass->is_subclass_of(ciEnv::current()->vector_VectorShuffle_klass());
68}
69
70bool LibraryCallKit::arch_supports_vector_rotate(int opc, int num_elem, BasicType elem_bt,
71 VectorMaskUseType mask_use_type, bool has_scalar_args) {
72 bool is_supported = true;
73
74 // has_scalar_args flag is true only for non-constant scalar shift count,
75 // since in this case shift needs to be broadcasted.
76 if (!Matcher::match_rule_supported_vector(opc, num_elem, elem_bt) ||
77 (has_scalar_args &&
78 !arch_supports_vector(VectorNode::replicate_opcode(elem_bt), num_elem, elem_bt, VecMaskNotUsed))) {
79 is_supported = false;
80 }
81
82 if (is_supported) {
83 // Check whether mask unboxing is supported.
84 if ((mask_use_type & VecMaskUseLoad) != 0) {
85 if (!Matcher::match_rule_supported_vector(Op_VectorLoadMask, num_elem, elem_bt)) {
86 #ifndef PRODUCT
87 if (C->print_intrinsics()) {
88 tty->print_cr(" ** Rejected vector mask loading (%s,%s,%d) because architecture does not support it",
89 NodeClassNames[Op_VectorLoadMask], type2name(elem_bt), num_elem);
90 }
91 #endif
92 return false;
93 }
94 }
95
96 if ((mask_use_type & VecMaskUsePred) != 0) {
97 if (!Matcher::has_predicated_vectors() ||
98 !Matcher::match_rule_supported_vector_masked(opc, num_elem, elem_bt)) {
99 #ifndef PRODUCT
100 if (C->print_intrinsics()) {
101 tty->print_cr("Rejected vector mask predicate using (%s,%s,%d) because architecture does not support it",
102 NodeClassNames[opc], type2name(elem_bt), num_elem);
103 }
104 #endif
105 return false;
106 }
107 }
108 }
109
110 int lshiftopc, rshiftopc;
111 switch(elem_bt) {
112 case T_BYTE:
113 lshiftopc = Op_LShiftI;
114 rshiftopc = Op_URShiftB;
115 break;
116 case T_SHORT:
117 lshiftopc = Op_LShiftI;
118 rshiftopc = Op_URShiftS;
119 break;
120 case T_INT:
121 lshiftopc = Op_LShiftI;
122 rshiftopc = Op_URShiftI;
123 break;
124 case T_LONG:
125 lshiftopc = Op_LShiftL;
126 rshiftopc = Op_URShiftL;
127 break;
128 default:
129 assert(false, "Unexpected type")do { if (!(false)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 129, "assert(" "false" ") failed", "Unexpected type"); ::breakpoint
(); } } while (0)
;
130 }
131 int lshiftvopc = VectorNode::opcode(lshiftopc, elem_bt);
132 int rshiftvopc = VectorNode::opcode(rshiftopc, elem_bt);
133 if (!is_supported &&
134 arch_supports_vector(lshiftvopc, num_elem, elem_bt, VecMaskNotUsed, has_scalar_args) &&
135 arch_supports_vector(rshiftvopc, num_elem, elem_bt, VecMaskNotUsed, has_scalar_args) &&
136 arch_supports_vector(Op_OrV, num_elem, elem_bt, VecMaskNotUsed)) {
137 is_supported = true;
138 }
139 return is_supported;
140}
141
142Node* GraphKit::box_vector(Node* vector, const TypeInstPtr* vbox_type, BasicType elem_bt, int num_elem, bool deoptimize_on_exception) {
143 assert(EnableVectorSupport, "")do { if (!(EnableVectorSupport)) { (*g_assert_poison) = 'X';;
report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 143, "assert(" "EnableVectorSupport" ") failed", ""); ::breakpoint
(); } } while (0)
;
144
145 PreserveReexecuteState preexecs(this);
146 jvms()->set_should_reexecute(true);
147
148 VectorBoxAllocateNode* alloc = new VectorBoxAllocateNode(C, vbox_type);
149 set_edges_for_java_call(alloc, /*must_throw=*/false, /*separate_io_proj=*/true);
150 make_slow_call_ex(alloc, env()->Throwable_klass(), /*separate_io_proj=*/true, deoptimize_on_exception);
151 set_i_o(gvn().transform( new ProjNode(alloc, TypeFunc::I_O) ));
152 set_all_memory(gvn().transform( new ProjNode(alloc, TypeFunc::Memory) ));
153 Node* ret = gvn().transform(new ProjNode(alloc, TypeFunc::Parms));
154
155 assert(check_vbox(vbox_type), "")do { if (!(check_vbox(vbox_type))) { (*g_assert_poison) = 'X'
;; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 155, "assert(" "check_vbox(vbox_type)" ") failed", ""); ::breakpoint
(); } } while (0)
;
156 const TypeVect* vt = TypeVect::make(elem_bt, num_elem, is_vector_mask(vbox_type->klass()));
157 VectorBoxNode* vbox = new VectorBoxNode(C, ret, vector, vbox_type, vt);
158 return gvn().transform(vbox);
159}
160
161Node* GraphKit::unbox_vector(Node* v, const TypeInstPtr* vbox_type, BasicType elem_bt, int num_elem, bool shuffle_to_vector) {
162 assert(EnableVectorSupport, "")do { if (!(EnableVectorSupport)) { (*g_assert_poison) = 'X';;
report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 162, "assert(" "EnableVectorSupport" ") failed", ""); ::breakpoint
(); } } while (0)
;
163 const TypeInstPtr* vbox_type_v = gvn().type(v)->is_instptr();
164 if (vbox_type->klass() != vbox_type_v->klass()) {
165 return NULL__null; // arguments don't agree on vector shapes
166 }
167 if (vbox_type_v->maybe_null()) {
168 return NULL__null; // no nulls are allowed
169 }
170 assert(check_vbox(vbox_type), "")do { if (!(check_vbox(vbox_type))) { (*g_assert_poison) = 'X'
;; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 170, "assert(" "check_vbox(vbox_type)" ") failed", ""); ::breakpoint
(); } } while (0)
;
171 const TypeVect* vt = TypeVect::make(elem_bt, num_elem, is_vector_mask(vbox_type->klass()));
172 Node* unbox = gvn().transform(new VectorUnboxNode(C, vt, v, merged_memory(), shuffle_to_vector));
173 return unbox;
174}
175
176Node* GraphKit::vector_shift_count(Node* cnt, int shift_op, BasicType bt, int num_elem) {
177 assert(bt == T_INT || bt == T_LONG || bt == T_SHORT || bt == T_BYTE, "byte, short, long and int are supported")do { if (!(bt == T_INT || bt == T_LONG || bt == T_SHORT || bt
== T_BYTE)) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 177, "assert(" "bt == T_INT || bt == T_LONG || bt == T_SHORT || bt == T_BYTE"
") failed", "byte, short, long and int are supported"); ::breakpoint
(); } } while (0)
;
178 juint mask = (type2aelembytes(bt) * BitsPerByte - 1);
179 Node* nmask = gvn().transform(ConNode::make(TypeInt::make(mask)));
180 Node* mcnt = gvn().transform(new AndINode(cnt, nmask));
181 return gvn().transform(VectorNode::shift_count(shift_op, mcnt, num_elem, bt));
182}
183
184bool LibraryCallKit::arch_supports_vector(int sopc, int num_elem, BasicType type, VectorMaskUseType mask_use_type, bool has_scalar_args) {
185 // Check that the operation is valid.
186 if (sopc <= 0) {
187#ifndef PRODUCT
188 if (C->print_intrinsics()) {
189 tty->print_cr(" ** Rejected intrinsification because no valid vector op could be extracted");
190 }
191#endif
192 return false;
193 }
194
195 if (VectorNode::is_vector_rotate(sopc)) {
196 if(!arch_supports_vector_rotate(sopc, num_elem, type, mask_use_type, has_scalar_args)) {
197#ifndef PRODUCT
198 if (C->print_intrinsics()) {
199 tty->print_cr(" ** Rejected vector op (%s,%s,%d) because architecture does not support variable vector shifts",
200 NodeClassNames[sopc], type2name(type), num_elem);
201 }
202#endif
203 return false;
204 }
205 } else {
206 // Check that architecture supports this op-size-type combination.
207 if (!Matcher::match_rule_supported_vector(sopc, num_elem, type)) {
208#ifndef PRODUCT
209 if (C->print_intrinsics()) {
210 tty->print_cr(" ** Rejected vector op (%s,%s,%d) because architecture does not support it",
211 NodeClassNames[sopc], type2name(type), num_elem);
212 }
213#endif
214 return false;
215 } else {
216 assert(Matcher::match_rule_supported(sopc), "must be supported")do { if (!(Matcher::match_rule_supported(sopc))) { (*g_assert_poison
) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 216, "assert(" "Matcher::match_rule_supported(sopc)" ") failed"
, "must be supported"); ::breakpoint(); } } while (0)
;
217 }
218 }
219
220 if (num_elem == 1) {
221 if (mask_use_type != VecMaskNotUsed) {
222#ifndef PRODUCT
223 if (C->print_intrinsics()) {
224 tty->print_cr(" ** Rejected vector mask op (%s,%s,%d) because architecture does not support it",
225 NodeClassNames[sopc], type2name(type), num_elem);
226 }
227#endif
228 return false;
229 }
230
231 if (sopc != 0) {
232 if (sopc != Op_LoadVector && sopc != Op_StoreVector) {
233#ifndef PRODUCT
234 if (C->print_intrinsics()) {
235 tty->print_cr(" ** Not a svml call or load/store vector op (%s,%s,%d)",
236 NodeClassNames[sopc], type2name(type), num_elem);
237 }
238#endif
239 return false;
240 }
241 }
242 }
243
244 if (!has_scalar_args && VectorNode::is_vector_shift(sopc) &&
245 Matcher::supports_vector_variable_shifts() == false) {
246 if (C->print_intrinsics()) {
247 tty->print_cr(" ** Rejected vector op (%s,%s,%d) because architecture does not support variable vector shifts",
248 NodeClassNames[sopc], type2name(type), num_elem);
249 }
250 return false;
251 }
252
253 // Check whether mask unboxing is supported.
254 if ((mask_use_type & VecMaskUseLoad) != 0) {
255 if (!Matcher::match_rule_supported_vector(Op_VectorLoadMask, num_elem, type)) {
256 #ifndef PRODUCT
257 if (C->print_intrinsics()) {
258 tty->print_cr(" ** Rejected vector mask loading (%s,%s,%d) because architecture does not support it",
259 NodeClassNames[Op_VectorLoadMask], type2name(type), num_elem);
260 }
261 #endif
262 return false;
263 }
264 }
265
266 // Check whether mask boxing is supported.
267 if ((mask_use_type & VecMaskUseStore) != 0) {
268 if (!Matcher::match_rule_supported_vector(Op_VectorStoreMask, num_elem, type)) {
269 #ifndef PRODUCT
270 if (C->print_intrinsics()) {
271 tty->print_cr("Rejected vector mask storing (%s,%s,%d) because architecture does not support it",
272 NodeClassNames[Op_VectorStoreMask], type2name(type), num_elem);
273 }
274 #endif
275 return false;
276 }
277 }
278
279 if ((mask_use_type & VecMaskUsePred) != 0) {
280 if (!Matcher::has_predicated_vectors() ||
281 !Matcher::match_rule_supported_vector_masked(sopc, num_elem, type)) {
282 #ifndef PRODUCT
283 if (C->print_intrinsics()) {
284 tty->print_cr("Rejected vector mask predicate using (%s,%s,%d) because architecture does not support it",
285 NodeClassNames[sopc], type2name(type), num_elem);
286 }
287 #endif
288 return false;
289 }
290 }
291
292 return true;
293}
294
295static bool is_klass_initialized(const TypeInstPtr* vec_klass) {
296 if (vec_klass->const_oop() == NULL__null) {
297 return false; // uninitialized or some kind of unsafe access
298 }
299 assert(vec_klass->const_oop()->as_instance()->java_lang_Class_klass() != NULL, "klass instance expected")do { if (!(vec_klass->const_oop()->as_instance()->java_lang_Class_klass
() != __null)) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 299, "assert(" "vec_klass->const_oop()->as_instance()->java_lang_Class_klass() != __null"
") failed", "klass instance expected"); ::breakpoint(); } } while
(0)
;
300 ciInstanceKlass* klass = vec_klass->const_oop()->as_instance()->java_lang_Class_klass()->as_instance_klass();
301 return klass->is_initialized();
302}
303
304// public static
305// <V extends Vector<E>,
306// M extends VectorMask<E>,
307// E>
308// V unaryOp(int oprId, Class<? extends V> vmClass, Class<? extends M> maskClass, Class<E> elementType,
309// int length, V v, M m,
310// UnaryOperation<V, M> defaultImpl)
311//
312// public static
313// <V,
314// M extends VectorMask<E>,
315// E>
316// V binaryOp(int oprId, Class<? extends V> vmClass, Class<? extends M> maskClass, Class<E> elementType,
317// int length, V v1, V v2, M m,
318// BinaryOperation<V, M> defaultImpl)
319//
320// public static
321// <V extends Vector<E>,
322// M extends VectorMask<E>,
323// E>
324// V ternaryOp(int oprId, Class<? extends V> vmClass, Class<? extends M> maskClass, Class<E> elementType,
325// int length, V v1, V v2, V v3, M m,
326// TernaryOperation<V, M> defaultImpl)
327//
328bool LibraryCallKit::inline_vector_nary_operation(int n) {
329 const TypeInt* opr = gvn().type(argument(0))->isa_int();
330 const TypeInstPtr* vector_klass = gvn().type(argument(1))->isa_instptr();
331 const TypeInstPtr* mask_klass = gvn().type(argument(2))->isa_instptr();
332 const TypeInstPtr* elem_klass = gvn().type(argument(3))->isa_instptr();
333 const TypeInt* vlen = gvn().type(argument(4))->isa_int();
334
335 if (opr == NULL__null || vector_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null ||
336 !opr->is_con() || vector_klass->const_oop() == NULL__null || elem_klass->const_oop() == NULL__null || !vlen->is_con()) {
337 if (C->print_intrinsics()) {
338 tty->print_cr(" ** missing constant: opr=%s vclass=%s etype=%s vlen=%s",
339 NodeClassNames[argument(0)->Opcode()],
340 NodeClassNames[argument(1)->Opcode()],
341 NodeClassNames[argument(3)->Opcode()],
342 NodeClassNames[argument(4)->Opcode()]);
343 }
344 return false; // not enough info for intrinsification
345 }
346
347 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
348 if (!elem_type->is_primitive_type()) {
349 if (C->print_intrinsics()) {
350 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
351 }
352 return false; // should be primitive type
353 }
354 if (!is_klass_initialized(vector_klass)) {
355 if (C->print_intrinsics()) {
356 tty->print_cr(" ** klass argument not initialized");
357 }
358 return false;
359 }
360
361 // "argument(n + 5)" should be the mask object. We assume it is "null" when no mask
362 // is used to control this operation.
363 const Type* vmask_type = gvn().type(argument(n + 5));
364 bool is_masked_op = vmask_type != TypePtr::NULL_PTR;
365 if (is_masked_op) {
366 if (mask_klass == NULL__null || mask_klass->const_oop() == NULL__null) {
367 if (C->print_intrinsics()) {
368 tty->print_cr(" ** missing constant: maskclass=%s", NodeClassNames[argument(2)->Opcode()]);
369 }
370 return false; // not enough info for intrinsification
371 }
372
373 if (!is_klass_initialized(mask_klass)) {
374 if (C->print_intrinsics()) {
375 tty->print_cr(" ** mask klass argument not initialized");
376 }
377 return false;
378 }
379
380 if (vmask_type->maybe_null()) {
381 if (C->print_intrinsics()) {
382 tty->print_cr(" ** null mask values are not allowed for masked op");
383 }
384 return false;
385 }
386 }
387
388 BasicType elem_bt = elem_type->basic_type();
389 int num_elem = vlen->get_con();
390 int opc = VectorSupport::vop2ideal(opr->get_con(), elem_bt);
391 int sopc = VectorNode::opcode(opc, elem_bt);
392 if ((opc != Op_CallLeafVector) && (sopc == 0)) {
393 if (C->print_intrinsics()) {
394 tty->print_cr(" ** operation not supported: opc=%s bt=%s", NodeClassNames[opc], type2name(elem_bt));
395 }
396 return false; // operation not supported
397 }
398 if (num_elem == 1) {
399 if (opc != Op_CallLeafVector || elem_bt != T_DOUBLE) {
400 if (C->print_intrinsics()) {
401 tty->print_cr(" ** not a svml call: arity=%d opc=%d vlen=%d etype=%s",
402 n, opc, num_elem, type2name(elem_bt));
403 }
404 return false;
405 }
406 }
407 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
408 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
409
410 if (is_vector_mask(vbox_klass)) {
411 assert(!is_masked_op, "mask operations do not need mask to control")do { if (!(!is_masked_op)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 411, "assert(" "!is_masked_op" ") failed", "mask operations do not need mask to control"
); ::breakpoint(); } } while (0)
;
412 }
413
414 if (opc == Op_CallLeafVector) {
415 if (!UseVectorStubs) {
416 if (C->print_intrinsics()) {
417 tty->print_cr(" ** vector stubs support is disabled");
418 }
419 return false;
420 }
421 if (!Matcher::supports_vector_calling_convention()) {
422 if (C->print_intrinsics()) {
423 tty->print_cr(" ** no vector calling conventions supported");
424 }
425 return false;
426 }
427 if (!Matcher::vector_size_supported(elem_bt, num_elem)) {
428 if (C->print_intrinsics()) {
429 tty->print_cr(" ** vector size (vlen=%d, etype=%s) is not supported",
430 num_elem, type2name(elem_bt));
431 }
432 return false;
433 }
434 }
435
436 // When using mask, mask use type needs to be VecMaskUseLoad.
437 VectorMaskUseType mask_use_type = is_vector_mask(vbox_klass) ? VecMaskUseAll
438 : is_masked_op ? VecMaskUseLoad : VecMaskNotUsed;
439 if ((sopc != 0) && !arch_supports_vector(sopc, num_elem, elem_bt, mask_use_type)) {
440 if (C->print_intrinsics()) {
441 tty->print_cr(" ** not supported: arity=%d opc=%d vlen=%d etype=%s ismask=%d is_masked_op=%d",
442 n, sopc, num_elem, type2name(elem_bt),
443 is_vector_mask(vbox_klass) ? 1 : 0, is_masked_op ? 1 : 0);
444 }
445 return false; // not supported
446 }
447
448 // Return true if current platform has implemented the masked operation with predicate feature.
449 bool use_predicate = is_masked_op && sopc != 0 && arch_supports_vector(sopc, num_elem, elem_bt, VecMaskUsePred);
450 if (is_masked_op && !use_predicate && !arch_supports_vector(Op_VectorBlend, num_elem, elem_bt, VecMaskUseLoad)) {
451 if (C->print_intrinsics()) {
452 tty->print_cr(" ** not supported: arity=%d opc=%d vlen=%d etype=%s ismask=0 is_masked_op=1",
453 n, sopc, num_elem, type2name(elem_bt));
454 }
455 return false;
456 }
457
458 Node* opd1 = NULL__null; Node* opd2 = NULL__null; Node* opd3 = NULL__null;
459 switch (n) {
460 case 3: {
461 opd3 = unbox_vector(argument(7), vbox_type, elem_bt, num_elem);
462 if (opd3 == NULL__null) {
463 if (C->print_intrinsics()) {
464 tty->print_cr(" ** unbox failed v3=%s",
465 NodeClassNames[argument(7)->Opcode()]);
466 }
467 return false;
468 }
469 // fall-through
470 }
471 case 2: {
472 opd2 = unbox_vector(argument(6), vbox_type, elem_bt, num_elem);
473 if (opd2 == NULL__null) {
474 if (C->print_intrinsics()) {
475 tty->print_cr(" ** unbox failed v2=%s",
476 NodeClassNames[argument(6)->Opcode()]);
477 }
478 return false;
479 }
480 // fall-through
481 }
482 case 1: {
483 opd1 = unbox_vector(argument(5), vbox_type, elem_bt, num_elem);
484 if (opd1 == NULL__null) {
485 if (C->print_intrinsics()) {
486 tty->print_cr(" ** unbox failed v1=%s",
487 NodeClassNames[argument(5)->Opcode()]);
488 }
489 return false;
490 }
491 break;
492 }
493 default: fatal("unsupported arity: %d", n)do { (*g_assert_poison) = 'X';; report_fatal(INTERNAL_ERROR, "/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 493, "unsupported arity: %d", n); ::breakpoint(); } while (
0)
;
494 }
495
496 Node* mask = NULL__null;
497 if (is_masked_op) {
498 ciKlass* mbox_klass = mask_klass->const_oop()->as_instance()->java_lang_Class_klass();
499 assert(is_vector_mask(mbox_klass), "argument(2) should be a mask class")do { if (!(is_vector_mask(mbox_klass))) { (*g_assert_poison) =
'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 499, "assert(" "is_vector_mask(mbox_klass)" ") failed", "argument(2) should be a mask class"
); ::breakpoint(); } } while (0)
;
500 const TypeInstPtr* mbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, mbox_klass);
501 mask = unbox_vector(argument(n + 5), mbox_type, elem_bt, num_elem);
502 if (mask == NULL__null) {
503 if (C->print_intrinsics()) {
504 tty->print_cr(" ** unbox failed mask=%s",
505 NodeClassNames[argument(n + 5)->Opcode()]);
506 }
507 return false;
508 }
509 }
510
511 Node* operation = NULL__null;
512 if (opc == Op_CallLeafVector) {
513 assert(UseVectorStubs, "sanity")do { if (!(UseVectorStubs)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 513, "assert(" "UseVectorStubs" ") failed", "sanity"); ::breakpoint
(); } } while (0)
;
514 operation = gen_call_to_svml(opr->get_con(), elem_bt, num_elem, opd1, opd2);
515 if (operation == NULL__null) {
516 if (C->print_intrinsics()) {
517 tty->print_cr(" ** svml call failed for %s_%s_%d",
518 (elem_bt == T_FLOAT)?"float":"double",
519 VectorSupport::svmlname[opr->get_con() - VectorSupport::VECTOR_OP_SVML_START],
520 num_elem * type2aelembytes(elem_bt));
521 }
522 return false;
523 }
524 } else {
525 const TypeVect* vt = TypeVect::make(elem_bt, num_elem, is_vector_mask(vbox_klass));
526 switch (n) {
527 case 1:
528 case 2: {
529 operation = VectorNode::make(sopc, opd1, opd2, vt, is_vector_mask(vbox_klass), VectorNode::is_shift_opcode(opc));
530 break;
531 }
532 case 3: {
533 operation = VectorNode::make(sopc, opd1, opd2, opd3, vt);
534 break;
535 }
536 default: fatal("unsupported arity: %d", n)do { (*g_assert_poison) = 'X';; report_fatal(INTERNAL_ERROR, "/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 536, "unsupported arity: %d", n); ::breakpoint(); } while (
0)
;
537 }
538 }
539
540 if (is_masked_op && mask != NULL__null) {
541 if (use_predicate) {
542 operation->add_req(mask);
543 operation->add_flag(Node::Flag_is_predicated_vector);
544 } else {
545 operation = gvn().transform(operation);
546 operation = new VectorBlendNode(opd1, operation, mask);
547 }
548 }
549 operation = gvn().transform(operation);
550
551 // Wrap it up in VectorBox to keep object type information.
552 Node* vbox = box_vector(operation, vbox_type, elem_bt, num_elem);
553 set_result(vbox);
554 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
555 return true;
556}
557
558// <Sh extends VectorShuffle<E>, E>
559// Sh ShuffleIota(Class<?> E, Class<?> shuffleClass, Vector.Species<E> s, int length,
560// int start, int step, int wrap, ShuffleIotaOperation<Sh, E> defaultImpl)
561bool LibraryCallKit::inline_vector_shuffle_iota() {
562 const TypeInstPtr* shuffle_klass = gvn().type(argument(1))->isa_instptr();
563 const TypeInt* vlen = gvn().type(argument(3))->isa_int();
564 const TypeInt* start_val = gvn().type(argument(4))->isa_int();
565 const TypeInt* step_val = gvn().type(argument(5))->isa_int();
566 const TypeInt* wrap = gvn().type(argument(6))->isa_int();
567
568 Node* start = argument(4);
569 Node* step = argument(5);
570
571 if (shuffle_klass == NULL__null || vlen == NULL__null || start_val == NULL__null || step_val == NULL__null || wrap == NULL__null) {
572 return false; // dead code
573 }
574 if (!vlen->is_con() || !is_power_of_2(vlen->get_con()) ||
575 shuffle_klass->const_oop() == NULL__null || !wrap->is_con()) {
576 return false; // not enough info for intrinsification
577 }
578 if (!is_klass_initialized(shuffle_klass)) {
579 if (C->print_intrinsics()) {
580 tty->print_cr(" ** klass argument not initialized");
581 }
582 return false;
583 }
584
585 int do_wrap = wrap->get_con();
586 int num_elem = vlen->get_con();
587 BasicType elem_bt = T_BYTE;
588
589 if (!arch_supports_vector(VectorNode::replicate_opcode(elem_bt), num_elem, elem_bt, VecMaskNotUsed)) {
590 return false;
591 }
592 if (!arch_supports_vector(Op_AddVB, num_elem, elem_bt, VecMaskNotUsed)) {
593 return false;
594 }
595 if (!arch_supports_vector(Op_AndV, num_elem, elem_bt, VecMaskNotUsed)) {
596 return false;
597 }
598 if (!arch_supports_vector(Op_VectorLoadConst, num_elem, elem_bt, VecMaskNotUsed)) {
599 return false;
600 }
601 if (!arch_supports_vector(Op_VectorBlend, num_elem, elem_bt, VecMaskUseLoad)) {
602 return false;
603 }
604 if (!arch_supports_vector(Op_VectorMaskCmp, num_elem, elem_bt, VecMaskUseStore)) {
605 return false;
606 }
607
608 const Type * type_bt = Type::get_const_basic_type(elem_bt);
609 const TypeVect * vt = TypeVect::make(type_bt, num_elem);
610
611 Node* res = gvn().transform(new VectorLoadConstNode(gvn().makecon(TypeInt::ZERO), vt));
612
613 if(!step_val->is_con() || !is_power_of_2(step_val->get_con())) {
614 Node* bcast_step = gvn().transform(VectorNode::scalar2vector(step, num_elem, type_bt));
615 res = gvn().transform(VectorNode::make(Op_MulI, res, bcast_step, num_elem, elem_bt));
616 } else if (step_val->get_con() > 1) {
617 Node* cnt = gvn().makecon(TypeInt::make(log2i_exact(step_val->get_con())));
618 Node* shift_cnt = vector_shift_count(cnt, Op_LShiftI, elem_bt, num_elem);
619 res = gvn().transform(VectorNode::make(Op_LShiftVB, res, shift_cnt, vt));
620 }
621
622 if (!start_val->is_con() || start_val->get_con() != 0) {
623 Node* bcast_start = gvn().transform(VectorNode::scalar2vector(start, num_elem, type_bt));
624 res = gvn().transform(VectorNode::make(Op_AddI, res, bcast_start, num_elem, elem_bt));
625 }
626
627 Node * mod_val = gvn().makecon(TypeInt::make(num_elem-1));
628 Node * bcast_mod = gvn().transform(VectorNode::scalar2vector(mod_val, num_elem, type_bt));
629 if(do_wrap) {
630 // Wrap the indices greater than lane count.
631 res = gvn().transform(VectorNode::make(Op_AndI, res, bcast_mod, num_elem, elem_bt));
632 } else {
633 ConINode* pred_node = (ConINode*)gvn().makecon(TypeInt::make(BoolTest::ge));
634 Node * lane_cnt = gvn().makecon(TypeInt::make(num_elem));
635 Node * bcast_lane_cnt = gvn().transform(VectorNode::scalar2vector(lane_cnt, num_elem, type_bt));
636 const TypeVect* vmask_type = TypeVect::makemask(elem_bt, num_elem);
637 Node* mask = gvn().transform(new VectorMaskCmpNode(BoolTest::ge, bcast_lane_cnt, res, pred_node, vmask_type));
638
639 // Make the indices greater than lane count as -ve values. This matches the java side implementation.
640 res = gvn().transform(VectorNode::make(Op_AndI, res, bcast_mod, num_elem, elem_bt));
641 Node * biased_val = gvn().transform(VectorNode::make(Op_SubI, res, bcast_lane_cnt, num_elem, elem_bt));
642 res = gvn().transform(new VectorBlendNode(biased_val, res, mask));
643 }
644
645 ciKlass* sbox_klass = shuffle_klass->const_oop()->as_instance()->java_lang_Class_klass();
646 const TypeInstPtr* shuffle_box_type = TypeInstPtr::make_exact(TypePtr::NotNull, sbox_klass);
647
648 // Wrap it up in VectorBox to keep object type information.
649 res = box_vector(res, shuffle_box_type, elem_bt, num_elem);
650 set_result(res);
651 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
652 return true;
653}
654
655// <E, M>
656// long maskReductionCoerced(int oper, Class<? extends M> maskClass, Class<?> elemClass,
657// int length, M m, VectorMaskOp<M> defaultImpl)
658bool LibraryCallKit::inline_vector_mask_operation() {
659 const TypeInt* oper = gvn().type(argument(0))->isa_int();
660 const TypeInstPtr* mask_klass = gvn().type(argument(1))->isa_instptr();
661 const TypeInstPtr* elem_klass = gvn().type(argument(2))->isa_instptr();
662 const TypeInt* vlen = gvn().type(argument(3))->isa_int();
663 Node* mask = argument(4);
664
665 if (mask_klass == NULL__null || elem_klass == NULL__null || mask->is_top() || vlen == NULL__null) {
666 return false; // dead code
667 }
668
669 if (!is_klass_initialized(mask_klass)) {
670 if (C->print_intrinsics()) {
671 tty->print_cr(" ** klass argument not initialized");
672 }
673 return false;
674 }
675
676 int num_elem = vlen->get_con();
677 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
678 BasicType elem_bt = elem_type->basic_type();
679
680 if (!arch_supports_vector(Op_LoadVector, num_elem, T_BOOLEAN, VecMaskNotUsed)) {
681 if (C->print_intrinsics()) {
682 tty->print_cr(" ** not supported: arity=1 op=cast#%d/3 vlen2=%d etype2=%s",
683 Op_LoadVector, num_elem, type2name(T_BOOLEAN));
684 }
685 return false; // not supported
686 }
687
688 int mopc = VectorSupport::vop2ideal(oper->get_con(), elem_bt);
689 if (!arch_supports_vector(mopc, num_elem, elem_bt, VecMaskNotUsed)) {
690 if (C->print_intrinsics()) {
691 tty->print_cr(" ** not supported: arity=1 op=cast#%d/3 vlen2=%d etype2=%s",
692 mopc, num_elem, type2name(elem_bt));
693 }
694 return false; // not supported
695 }
696
697 const Type* elem_ty = Type::get_const_basic_type(elem_bt);
698 ciKlass* mbox_klass = mask_klass->const_oop()->as_instance()->java_lang_Class_klass();
699 const TypeInstPtr* mask_box_type = TypeInstPtr::make_exact(TypePtr::NotNull, mbox_klass);
700 Node* mask_vec = unbox_vector(mask, mask_box_type, elem_bt, num_elem, true);
701 if (mask_vec == NULL__null) {
702 if (C->print_intrinsics()) {
703 tty->print_cr(" ** unbox failed mask=%s",
704 NodeClassNames[argument(4)->Opcode()]);
705 }
706 return false;
707 }
708
709 if (mask_vec->bottom_type()->isa_vectmask() == NULL__null) {
710 mask_vec = gvn().transform(VectorStoreMaskNode::make(gvn(), mask_vec, elem_bt, num_elem));
711 }
712 const Type* maskoper_ty = mopc == Op_VectorMaskToLong ? (const Type*)TypeLong::LONG : (const Type*)TypeInt::INT;
713 Node* maskoper = gvn().transform(VectorMaskOpNode::make(mask_vec, maskoper_ty, mopc));
714 if (mopc != Op_VectorMaskToLong) {
715 maskoper = ConvI2L(maskoper);
716 }
717 set_result(maskoper);
718
719 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
720 return true;
721}
722
723// public static
724// <V,
725// Sh extends VectorShuffle<E>,
726// E>
727// V shuffleToVector(Class<? extends Vector<E>> vclass, Class<E> elementType,
728// Class<? extends Sh> shuffleClass, Sh s, int length,
729// ShuffleToVectorOperation<V, Sh, E> defaultImpl)
730bool LibraryCallKit::inline_vector_shuffle_to_vector() {
731 const TypeInstPtr* vector_klass = gvn().type(argument(0))->isa_instptr();
732 const TypeInstPtr* elem_klass = gvn().type(argument(1))->isa_instptr();
733 const TypeInstPtr* shuffle_klass = gvn().type(argument(2))->isa_instptr();
734 Node* shuffle = argument(3);
735 const TypeInt* vlen = gvn().type(argument(4))->isa_int();
736
737 if (vector_klass == NULL__null || elem_klass == NULL__null || shuffle_klass == NULL__null || shuffle->is_top() || vlen == NULL__null) {
738 return false; // dead code
739 }
740 if (!vlen->is_con() || vector_klass->const_oop() == NULL__null || shuffle_klass->const_oop() == NULL__null) {
741 return false; // not enough info for intrinsification
742 }
743 if (!is_klass_initialized(shuffle_klass) || !is_klass_initialized(vector_klass) ) {
744 if (C->print_intrinsics()) {
745 tty->print_cr(" ** klass argument not initialized");
746 }
747 return false;
748 }
749
750 int num_elem = vlen->get_con();
751 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
752 BasicType elem_bt = elem_type->basic_type();
753
754 if (num_elem < 4) {
755 return false;
756 }
757
758 int cast_vopc = VectorCastNode::opcode(T_BYTE); // from shuffle of type T_BYTE
759 // Make sure that cast is implemented to particular type/size combination.
760 if (!arch_supports_vector(cast_vopc, num_elem, elem_bt, VecMaskNotUsed)) {
761 if (C->print_intrinsics()) {
762 tty->print_cr(" ** not supported: arity=1 op=cast#%d/3 vlen2=%d etype2=%s",
763 cast_vopc, num_elem, type2name(elem_bt));
764 }
765 return false;
766 }
767
768 ciKlass* sbox_klass = shuffle_klass->const_oop()->as_instance()->java_lang_Class_klass();
769 const TypeInstPtr* shuffle_box_type = TypeInstPtr::make_exact(TypePtr::NotNull, sbox_klass);
770
771 // Unbox shuffle with true flag to indicate its load shuffle to vector
772 // shuffle is a byte array
773 Node* shuffle_vec = unbox_vector(shuffle, shuffle_box_type, T_BYTE, num_elem, true);
774
775 // cast byte to target element type
776 shuffle_vec = gvn().transform(VectorCastNode::make(cast_vopc, shuffle_vec, elem_bt, num_elem));
777
778 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
779 const TypeInstPtr* vec_box_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
780
781 // Box vector
782 Node* res = box_vector(shuffle_vec, vec_box_type, elem_bt, num_elem);
783 set_result(res);
784 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
785 return true;
786}
787
788// public static
789// <M,
790// S extends VectorSpecies<E>,
791// E>
792// M fromBitsCoerced(Class<? extends M> vmClass, Class<E> elementType, int length,
793// long bits, int mode, S s,
794// BroadcastOperation<M, E, S> defaultImpl)
795bool LibraryCallKit::inline_vector_frombits_coerced() {
796 const TypeInstPtr* vector_klass = gvn().type(argument(0))->isa_instptr();
797 const TypeInstPtr* elem_klass = gvn().type(argument(1))->isa_instptr();
798 const TypeInt* vlen = gvn().type(argument(2))->isa_int();
799 const TypeLong* bits_type = gvn().type(argument(3))->isa_long();
800 // Mode argument determines the mode of operation it can take following values:-
801 // MODE_BROADCAST for vector Vector.boradcast and VectorMask.maskAll operations.
802 // MODE_BITS_COERCED_LONG_TO_MASK for VectorMask.fromLong operation.
803 const TypeInt* mode = gvn().type(argument(5))->isa_int();
804
805 if (vector_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null || mode == NULL__null ||
806 bits_type == NULL__null || vector_klass->const_oop() == NULL__null || elem_klass->const_oop() == NULL__null ||
807 !vlen->is_con() || !mode->is_con()) {
808 if (C->print_intrinsics()) {
809 tty->print_cr(" ** missing constant: vclass=%s etype=%s vlen=%s bitwise=%s",
810 NodeClassNames[argument(0)->Opcode()],
811 NodeClassNames[argument(1)->Opcode()],
812 NodeClassNames[argument(2)->Opcode()],
813 NodeClassNames[argument(5)->Opcode()]);
814 }
815 return false; // not enough info for intrinsification
816 }
817
818 if (!is_klass_initialized(vector_klass)) {
819 if (C->print_intrinsics()) {
820 tty->print_cr(" ** klass argument not initialized");
821 }
822 return false;
823 }
824 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
825 if (!elem_type->is_primitive_type()) {
826 if (C->print_intrinsics()) {
827 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
828 }
829 return false; // should be primitive type
830 }
831 BasicType elem_bt = elem_type->basic_type();
832 int num_elem = vlen->get_con();
833 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
834 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
835
836 bool is_mask = is_vector_mask(vbox_klass);
837 int bcast_mode = mode->get_con();
838 VectorMaskUseType checkFlags = (VectorMaskUseType)(is_mask ? VecMaskUseAll : VecMaskNotUsed);
839 int opc = bcast_mode == VectorSupport::MODE_BITS_COERCED_LONG_TO_MASK ? Op_VectorLongToMask : VectorNode::replicate_opcode(elem_bt);
840
841 if (!arch_supports_vector(opc, num_elem, elem_bt, checkFlags, true /*has_scalar_args*/)) {
842 if (C->print_intrinsics()) {
843 tty->print_cr(" ** not supported: arity=0 op=broadcast vlen=%d etype=%s ismask=%d bcast_mode=%d",
844 num_elem, type2name(elem_bt),
845 is_mask ? 1 : 0,
846 bcast_mode);
847 }
848 return false; // not supported
849 }
850
851 Node* broadcast = NULL__null;
852 Node* bits = argument(3);
853 Node* elem = bits;
854
855 if (opc == Op_VectorLongToMask) {
856 const TypeVect* vt = TypeVect::makemask(elem_bt, num_elem);
857 if (vt->isa_vectmask()) {
858 broadcast = gvn().transform(new VectorLongToMaskNode(elem, vt));
859 } else {
860 const TypeVect* mvt = TypeVect::make(T_BOOLEAN, num_elem);
861 broadcast = gvn().transform(new VectorLongToMaskNode(elem, mvt));
862 broadcast = gvn().transform(new VectorLoadMaskNode(broadcast, vt));
863 }
864 } else {
865 switch (elem_bt) {
866 case T_BOOLEAN: // fall-through
867 case T_BYTE: // fall-through
868 case T_SHORT: // fall-through
869 case T_CHAR: // fall-through
870 case T_INT: {
871 elem = gvn().transform(new ConvL2INode(bits));
872 break;
873 }
874 case T_DOUBLE: {
875 elem = gvn().transform(new MoveL2DNode(bits));
876 break;
877 }
878 case T_FLOAT: {
879 bits = gvn().transform(new ConvL2INode(bits));
880 elem = gvn().transform(new MoveI2FNode(bits));
881 break;
882 }
883 case T_LONG: {
884 // no conversion needed
885 break;
886 }
887 default: fatal("%s", type2name(elem_bt))do { (*g_assert_poison) = 'X';; report_fatal(INTERNAL_ERROR, "/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 887, "%s", type2name(elem_bt)); ::breakpoint(); } while (0)
;
888 }
889 broadcast = VectorNode::scalar2vector(elem, num_elem, Type::get_const_basic_type(elem_bt), is_mask);
890 broadcast = gvn().transform(broadcast);
891 }
892
893 Node* box = box_vector(broadcast, vbox_type, elem_bt, num_elem);
894 set_result(box);
895 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
896 return true;
897}
898
899static bool elem_consistent_with_arr(BasicType elem_bt, const TypeAryPtr* arr_type) {
900 assert(arr_type != NULL, "unexpected")do { if (!(arr_type != __null)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 900, "assert(" "arr_type != __null" ") failed", "unexpected"
); ::breakpoint(); } } while (0)
;
901 BasicType arr_elem_bt = arr_type->elem()->array_element_basic_type();
902 if (elem_bt == arr_elem_bt) {
903 return true;
904 } else if (elem_bt == T_SHORT && arr_elem_bt == T_CHAR) {
905 // Load/store of short vector from/to char[] is supported
906 return true;
907 } else if (elem_bt == T_BYTE && arr_elem_bt == T_BOOLEAN) {
908 // Load/store of byte vector from/to boolean[] is supported
909 return true;
910 } else {
911 return false;
912 }
913}
914
915// public static
916// <C,
917// VM,
918// E,
919// S extends VectorSpecies<E>>
920// VM load(Class<? extends VM> vmClass, Class<E> elementType, int length,
921// Object base, long offset, // Unsafe addressing
922// C container, int index, S s, // Arguments for default implementation
923// LoadOperation<C, VM, E, S> defaultImpl)
924//
925// public static
926// <C,
927// V extends Vector<?>>
928// void store(Class<?> vectorClass, Class<?> elementType, int length,
929// Object base, long offset, // Unsafe addressing
930// V v,
931// C container, int index, // Arguments for default implementation
932// StoreVectorOperation<C, V> defaultImpl)
933
934bool LibraryCallKit::inline_vector_mem_operation(bool is_store) {
935 const TypeInstPtr* vector_klass = gvn().type(argument(0))->isa_instptr();
936 const TypeInstPtr* elem_klass = gvn().type(argument(1))->isa_instptr();
937 const TypeInt* vlen = gvn().type(argument(2))->isa_int();
938
939 if (vector_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null ||
940 vector_klass->const_oop() == NULL__null || elem_klass->const_oop() == NULL__null || !vlen->is_con()) {
941 if (C->print_intrinsics()) {
942 tty->print_cr(" ** missing constant: vclass=%s etype=%s vlen=%s",
943 NodeClassNames[argument(0)->Opcode()],
944 NodeClassNames[argument(1)->Opcode()],
945 NodeClassNames[argument(2)->Opcode()]);
946 }
947 return false; // not enough info for intrinsification
948 }
949 if (!is_klass_initialized(vector_klass)) {
950 if (C->print_intrinsics()) {
951 tty->print_cr(" ** klass argument not initialized");
952 }
953 return false;
954 }
955
956 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
957 if (!elem_type->is_primitive_type()) {
958 if (C->print_intrinsics()) {
959 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
960 }
961 return false; // should be primitive type
962 }
963 BasicType elem_bt = elem_type->basic_type();
964 int num_elem = vlen->get_con();
965
966 // TODO When mask usage is supported, VecMaskNotUsed needs to be VecMaskUseLoad.
967 if (!arch_supports_vector(is_store ? Op_StoreVector : Op_LoadVector, num_elem, elem_bt, VecMaskNotUsed)) {
968 if (C->print_intrinsics()) {
969 tty->print_cr(" ** not supported: arity=%d op=%s vlen=%d etype=%s ismask=no",
970 is_store, is_store ? "store" : "load",
971 num_elem, type2name(elem_bt));
972 }
973 return false; // not supported
974 }
975
976 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
977 bool is_mask = is_vector_mask(vbox_klass);
978
979 Node* base = argument(3);
980 Node* offset = ConvL2X(argument(4))(argument(4));
981
982 // Save state and restore on bailout
983 uint old_sp = sp();
984 SafePointNode* old_map = clone_map();
985
986 Node* addr = make_unsafe_address(base, offset, (is_mask ? T_BOOLEAN : elem_bt), true);
987
988 // The memory barrier checks are based on ones for unsafe access.
989 // This is not 1-1 implementation.
990 const Type *const base_type = gvn().type(base);
991
992 const TypePtr *addr_type = gvn().type(addr)->isa_ptr();
993 const TypeAryPtr* arr_type = addr_type->isa_aryptr();
994
995 const bool in_native = TypePtr::NULL_PTR == base_type; // base always null
996 const bool in_heap = !TypePtr::NULL_PTR->higher_equal(base_type); // base never null
997
998 const bool is_mixed_access = !in_heap && !in_native;
999
1000 const bool is_mismatched_access = in_heap && (addr_type->isa_aryptr() == NULL__null);
1001
1002 const bool needs_cpu_membar = is_mixed_access || is_mismatched_access;
1003
1004 // Now handle special case where load/store happens from/to byte array but element type is not byte.
1005 bool using_byte_array = arr_type != NULL__null && arr_type->elem()->array_element_basic_type() == T_BYTE && elem_bt != T_BYTE;
1006 // Handle loading masks.
1007 // If there is no consistency between array and vector element types, it must be special byte array case or loading masks
1008 if (arr_type != NULL__null && !using_byte_array && !is_mask && !elem_consistent_with_arr(elem_bt, arr_type)) {
1009 if (C->print_intrinsics()) {
1010 tty->print_cr(" ** not supported: arity=%d op=%s vlen=%d etype=%s atype=%s ismask=no",
1011 is_store, is_store ? "store" : "load",
1012 num_elem, type2name(elem_bt), type2name(arr_type->elem()->array_element_basic_type()));
1013 }
1014 set_map(old_map);
1015 set_sp(old_sp);
1016 return false;
1017 }
1018 // Since we are using byte array, we need to double check that the byte operations are supported by backend.
1019 if (using_byte_array) {
1020 int byte_num_elem = num_elem * type2aelembytes(elem_bt);
1021 if (!arch_supports_vector(is_store ? Op_StoreVector : Op_LoadVector, byte_num_elem, T_BYTE, VecMaskNotUsed)
1022 || !arch_supports_vector(Op_VectorReinterpret, byte_num_elem, T_BYTE, VecMaskNotUsed)) {
1023 if (C->print_intrinsics()) {
1024 tty->print_cr(" ** not supported: arity=%d op=%s vlen=%d*8 etype=%s/8 ismask=no",
1025 is_store, is_store ? "store" : "load",
1026 byte_num_elem, type2name(elem_bt));
1027 }
1028 set_map(old_map);
1029 set_sp(old_sp);
1030 return false; // not supported
1031 }
1032 }
1033 if (is_mask) {
1034 if (!arch_supports_vector(Op_LoadVector, num_elem, T_BOOLEAN, VecMaskNotUsed)) {
1035 if (C->print_intrinsics()) {
1036 tty->print_cr(" ** not supported: arity=%d op=%s/mask vlen=%d etype=bit ismask=no",
1037 is_store, is_store ? "store" : "load",
1038 num_elem);
1039 }
1040 set_map(old_map);
1041 set_sp(old_sp);
1042 return false; // not supported
1043 }
1044 if (!is_store) {
1045 if (!arch_supports_vector(Op_LoadVector, num_elem, elem_bt, VecMaskUseLoad)) {
1046 set_map(old_map);
1047 set_sp(old_sp);
1048 return false; // not supported
1049 }
1050 } else {
1051 if (!arch_supports_vector(Op_StoreVector, num_elem, elem_bt, VecMaskUseStore)) {
1052 set_map(old_map);
1053 set_sp(old_sp);
1054 return false; // not supported
1055 }
1056 }
1057 }
1058
1059 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
1060
1061 if (needs_cpu_membar) {
1062 insert_mem_bar(Op_MemBarCPUOrder);
1063 }
1064
1065 if (is_store) {
1066 Node* val = unbox_vector(argument(6), vbox_type, elem_bt, num_elem);
1067 if (val == NULL__null) {
1068 set_map(old_map);
1069 set_sp(old_sp);
1070 return false; // operand unboxing failed
1071 }
1072 set_all_memory(reset_memory());
1073
1074 // In case the store needs to happen to byte array, reinterpret the incoming vector to byte vector.
1075 int store_num_elem = num_elem;
1076 if (using_byte_array) {
1077 store_num_elem = num_elem * type2aelembytes(elem_bt);
1078 const TypeVect* to_vect_type = TypeVect::make(T_BYTE, store_num_elem);
1079 val = gvn().transform(new VectorReinterpretNode(val, val->bottom_type()->is_vect(), to_vect_type));
1080 }
1081
1082 Node* vstore = gvn().transform(StoreVectorNode::make(0, control(), memory(addr), addr, addr_type, val, store_num_elem));
1083 set_memory(vstore, addr_type);
1084 } else {
1085 // When using byte array, we need to load as byte then reinterpret the value. Otherwise, do a simple vector load.
1086 Node* vload = NULL__null;
1087 if (using_byte_array) {
1088 int load_num_elem = num_elem * type2aelembytes(elem_bt);
1089 vload = gvn().transform(LoadVectorNode::make(0, control(), memory(addr), addr, addr_type, load_num_elem, T_BYTE));
1090 const TypeVect* to_vect_type = TypeVect::make(elem_bt, num_elem);
1091 vload = gvn().transform(new VectorReinterpretNode(vload, vload->bottom_type()->is_vect(), to_vect_type));
1092 } else {
1093 // Special handle for masks
1094 if (is_mask) {
1095 vload = gvn().transform(LoadVectorNode::make(0, control(), memory(addr), addr, addr_type, num_elem, T_BOOLEAN));
1096 vload = gvn().transform(new VectorLoadMaskNode(vload, TypeVect::makemask(elem_bt, num_elem)));
1097 } else {
1098 vload = gvn().transform(LoadVectorNode::make(0, control(), memory(addr), addr, addr_type, num_elem, elem_bt));
1099 }
1100 }
1101 Node* box = box_vector(vload, vbox_type, elem_bt, num_elem);
1102 set_result(box);
1103 }
1104
1105 old_map->destruct(&_gvn);
1106
1107 if (needs_cpu_membar) {
1108 insert_mem_bar(Op_MemBarCPUOrder);
1109 }
1110
1111 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
1112 return true;
1113}
1114
1115// public static
1116// <C,
1117// V extends Vector<?>,
1118// E,
1119// S extends VectorSpecies<E>,
1120// M extends VectorMask<E>>
1121// V loadMasked(Class<? extends V> vectorClass, Class<M> maskClass, Class<E> elementType,
1122// int length, Object base, long offset, M m,
1123// C container, int index, S s, // Arguments for default implementation
1124// LoadVectorMaskedOperation<C, V, S, M> defaultImpl) {
1125//
1126// public static
1127// <C,
1128// V extends Vector<E>,
1129// M extends VectorMask<E>,
1130// E>
1131// void storeMasked(Class<? extends V> vectorClass, Class<M> maskClass, Class<E> elementType,
1132// int length, Object base, long offset,
1133// V v, M m,
1134// C container, int index, // Arguments for default implementation
1135// StoreVectorMaskedOperation<C, V, M, E> defaultImpl) {
1136//
1137bool LibraryCallKit::inline_vector_mem_masked_operation(bool is_store) {
1138 const TypeInstPtr* vector_klass = gvn().type(argument(0))->isa_instptr();
1139 const TypeInstPtr* mask_klass = gvn().type(argument(1))->isa_instptr();
1140 const TypeInstPtr* elem_klass = gvn().type(argument(2))->isa_instptr();
1141 const TypeInt* vlen = gvn().type(argument(3))->isa_int();
1142
1143 if (vector_klass == NULL__null || mask_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null ||
1144 vector_klass->const_oop() == NULL__null || mask_klass->const_oop() == NULL__null ||
1145 elem_klass->const_oop() == NULL__null || !vlen->is_con()) {
1146 if (C->print_intrinsics()) {
1147 tty->print_cr(" ** missing constant: vclass=%s mclass=%s etype=%s vlen=%s",
1148 NodeClassNames[argument(0)->Opcode()],
1149 NodeClassNames[argument(1)->Opcode()],
1150 NodeClassNames[argument(2)->Opcode()],
1151 NodeClassNames[argument(3)->Opcode()]);
1152 }
1153 return false; // not enough info for intrinsification
1154 }
1155 if (!is_klass_initialized(vector_klass)) {
1156 if (C->print_intrinsics()) {
1157 tty->print_cr(" ** klass argument not initialized");
1158 }
1159 return false;
1160 }
1161
1162 if (!is_klass_initialized(mask_klass)) {
1163 if (C->print_intrinsics()) {
1164 tty->print_cr(" ** mask klass argument not initialized");
1165 }
1166 return false;
1167 }
1168
1169 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
1170 if (!elem_type->is_primitive_type()) {
1171 if (C->print_intrinsics()) {
1172 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
1173 }
1174 return false; // should be primitive type
1175 }
1176
1177 BasicType elem_bt = elem_type->basic_type();
1178 int num_elem = vlen->get_con();
1179
1180 Node* base = argument(4);
1181 Node* offset = ConvL2X(argument(5))(argument(5));
1182
1183 // Save state and restore on bailout
1184 uint old_sp = sp();
1185 SafePointNode* old_map = clone_map();
1186
1187 Node* addr = make_unsafe_address(base, offset, elem_bt, true);
1188 const TypePtr *addr_type = gvn().type(addr)->isa_ptr();
1189 const TypeAryPtr* arr_type = addr_type->isa_aryptr();
1190
1191 // Now handle special case where load/store happens from/to byte array but element type is not byte.
1192 bool using_byte_array = arr_type != NULL__null && arr_type->elem()->array_element_basic_type() == T_BYTE && elem_bt != T_BYTE;
1193 // If there is no consistency between array and vector element types, it must be special byte array case
1194 if (arr_type != NULL__null && !using_byte_array && !elem_consistent_with_arr(elem_bt, arr_type)) {
1195 if (C->print_intrinsics()) {
1196 tty->print_cr(" ** not supported: arity=%d op=%s vlen=%d etype=%s atype=%s",
1197 is_store, is_store ? "storeMasked" : "loadMasked",
1198 num_elem, type2name(elem_bt), type2name(arr_type->elem()->array_element_basic_type()));
1199 }
1200 set_map(old_map);
1201 set_sp(old_sp);
1202 return false;
1203 }
1204
1205 int mem_num_elem = using_byte_array ? num_elem * type2aelembytes(elem_bt) : num_elem;
1206 BasicType mem_elem_bt = using_byte_array ? T_BYTE : elem_bt;
1207 bool use_predicate = arch_supports_vector(is_store ? Op_StoreVectorMasked : Op_LoadVectorMasked,
1208 mem_num_elem, mem_elem_bt,
1209 (VectorMaskUseType) (VecMaskUseLoad | VecMaskUsePred));
1210 // Masked vector store operation needs the architecture predicate feature. We need to check
1211 // whether the predicated vector operation is supported by backend.
1212 if (is_store && !use_predicate) {
1213 if (C->print_intrinsics()) {
1214 tty->print_cr(" ** not supported: op=storeMasked vlen=%d etype=%s using_byte_array=%d",
1215 num_elem, type2name(elem_bt), using_byte_array ? 1 : 0);
1216 }
1217 set_map(old_map);
1218 set_sp(old_sp);
1219 return false;
1220 }
1221
1222 // This only happens for masked vector load. If predicate is not supported, then check whether
1223 // the normal vector load and blend operations are supported by backend.
1224 if (!use_predicate && (!arch_supports_vector(Op_LoadVector, mem_num_elem, mem_elem_bt, VecMaskNotUsed) ||
1225 !arch_supports_vector(Op_VectorBlend, mem_num_elem, mem_elem_bt, VecMaskUseLoad))) {
1226 if (C->print_intrinsics()) {
1227 tty->print_cr(" ** not supported: op=loadMasked vlen=%d etype=%s using_byte_array=%d",
1228 num_elem, type2name(elem_bt), using_byte_array ? 1 : 0);
1229 }
1230 set_map(old_map);
1231 set_sp(old_sp);
1232 return false;
1233 }
1234
1235 // Since we are using byte array, we need to double check that the vector reinterpret operation
1236 // with byte type is supported by backend.
1237 if (using_byte_array) {
1238 if (!arch_supports_vector(Op_VectorReinterpret, mem_num_elem, T_BYTE, VecMaskNotUsed)) {
1239 if (C->print_intrinsics()) {
1240 tty->print_cr(" ** not supported: arity=%d op=%s vlen=%d etype=%s using_byte_array=1",
1241 is_store, is_store ? "storeMasked" : "loadMasked",
1242 num_elem, type2name(elem_bt));
1243 }
1244 set_map(old_map);
1245 set_sp(old_sp);
1246 return false;
1247 }
1248 }
1249
1250 // Since it needs to unbox the mask, we need to double check that the related load operations
1251 // for mask are supported by backend.
1252 if (!arch_supports_vector(Op_LoadVector, num_elem, elem_bt, VecMaskUseLoad)) {
1253 if (C->print_intrinsics()) {
1254 tty->print_cr(" ** not supported: arity=%d op=%s vlen=%d etype=%s",
1255 is_store, is_store ? "storeMasked" : "loadMasked",
1256 num_elem, type2name(elem_bt));
1257 }
1258 set_map(old_map);
1259 set_sp(old_sp);
1260 return false;
1261 }
1262
1263 // Can base be NULL? Otherwise, always on-heap access.
1264 bool can_access_non_heap = TypePtr::NULL_PTR->higher_equal(gvn().type(base));
1265 if (can_access_non_heap) {
1266 insert_mem_bar(Op_MemBarCPUOrder);
1267 }
1268
1269 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
1270 ciKlass* mbox_klass = mask_klass->const_oop()->as_instance()->java_lang_Class_klass();
1271 assert(!is_vector_mask(vbox_klass) && is_vector_mask(mbox_klass), "Invalid class type")do { if (!(!is_vector_mask(vbox_klass) && is_vector_mask
(mbox_klass))) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 1271, "assert(" "!is_vector_mask(vbox_klass) && is_vector_mask(mbox_klass)"
") failed", "Invalid class type"); ::breakpoint(); } } while
(0)
;
1272 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
1273 const TypeInstPtr* mbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, mbox_klass);
1274
1275 Node* mask = unbox_vector(is_store ? argument(8) : argument(7), mbox_type, elem_bt, num_elem);
1276 if (mask == NULL__null) {
1277 if (C->print_intrinsics()) {
1278 tty->print_cr(" ** unbox failed mask=%s",
1279 is_store ? NodeClassNames[argument(8)->Opcode()]
1280 : NodeClassNames[argument(7)->Opcode()]);
1281 }
1282 set_map(old_map);
1283 set_sp(old_sp);
1284 return false;
1285 }
1286
1287 if (is_store) {
1288 Node* val = unbox_vector(argument(7), vbox_type, elem_bt, num_elem);
1289 if (val == NULL__null) {
1290 if (C->print_intrinsics()) {
1291 tty->print_cr(" ** unbox failed vector=%s",
1292 NodeClassNames[argument(7)->Opcode()]);
1293 }
1294 set_map(old_map);
1295 set_sp(old_sp);
1296 return false; // operand unboxing failed
1297 }
1298 set_all_memory(reset_memory());
1299
1300 if (using_byte_array) {
1301 // Reinterpret the incoming vector to byte vector.
1302 const TypeVect* to_vect_type = TypeVect::make(mem_elem_bt, mem_num_elem);
1303 val = gvn().transform(new VectorReinterpretNode(val, val->bottom_type()->is_vect(), to_vect_type));
1304 // Reinterpret the vector mask to byte type.
1305 const TypeVect* from_mask_type = TypeVect::makemask(elem_bt, num_elem);
1306 const TypeVect* to_mask_type = TypeVect::makemask(mem_elem_bt, mem_num_elem);
1307 mask = gvn().transform(new VectorReinterpretNode(mask, from_mask_type, to_mask_type));
1308 }
1309 Node* vstore = gvn().transform(new StoreVectorMaskedNode(control(), memory(addr), addr, val, addr_type, mask));
1310 set_memory(vstore, addr_type);
1311 } else {
1312 Node* vload = NULL__null;
1313
1314 if (using_byte_array) {
1315 // Reinterpret the vector mask to byte type.
1316 const TypeVect* from_mask_type = TypeVect::makemask(elem_bt, num_elem);
1317 const TypeVect* to_mask_type = TypeVect::makemask(mem_elem_bt, mem_num_elem);
1318 mask = gvn().transform(new VectorReinterpretNode(mask, from_mask_type, to_mask_type));
1319 }
1320
1321 if (use_predicate) {
1322 // Generate masked load vector node if predicate feature is supported.
1323 const TypeVect* vt = TypeVect::make(mem_elem_bt, mem_num_elem);
1324 vload = gvn().transform(new LoadVectorMaskedNode(control(), memory(addr), addr, addr_type, vt, mask));
1325 } else {
1326 // Use the vector blend to implement the masked load vector. The biased elements are zeros.
1327 Node* zero = gvn().transform(gvn().zerocon(mem_elem_bt));
1328 zero = gvn().transform(VectorNode::scalar2vector(zero, mem_num_elem, Type::get_const_basic_type(mem_elem_bt)));
1329 vload = gvn().transform(LoadVectorNode::make(0, control(), memory(addr), addr, addr_type, mem_num_elem, mem_elem_bt));
1330 vload = gvn().transform(new VectorBlendNode(zero, vload, mask));
1331 }
1332
1333 if (using_byte_array) {
1334 const TypeVect* to_vect_type = TypeVect::make(elem_bt, num_elem);
1335 vload = gvn().transform(new VectorReinterpretNode(vload, vload->bottom_type()->is_vect(), to_vect_type));
1336 }
1337
1338 Node* box = box_vector(vload, vbox_type, elem_bt, num_elem);
1339 set_result(box);
1340 }
1341
1342 old_map->destruct(&_gvn);
1343
1344 if (can_access_non_heap) {
1345 insert_mem_bar(Op_MemBarCPUOrder);
1346 }
1347
1348 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
1349 return true;
1350}
1351
1352// <C,
1353// V extends Vector<?>,
1354// W extends Vector<Integer>,
1355// S extends VectorSpecies<E>,
1356// M extends VectorMask<E>,
1357// E>
1358// V loadWithMap(Class<? extends V> vectorClass, Class<M> maskClass, Class<E> elementType, int length,
1359// Class<? extends Vector<Integer>> vectorIndexClass,
1360// Object base, long offset, // Unsafe addressing
1361// W index_vector, M m,
1362// C container, int index, int[] indexMap, int indexM, S s, // Arguments for default implementation
1363// LoadVectorOperationWithMap<C, V, E, S, M> defaultImpl)
1364//
1365// <C,
1366// V extends Vector<E>,
1367// W extends Vector<Integer>,
1368// M extends VectorMask<E>,
1369// E>
1370// void storeWithMap(Class<? extends V> vectorClass, Class<M> maskClass, Class<E> elementType,
1371// int length, Class<? extends Vector<Integer>> vectorIndexClass, Object base, long offset, // Unsafe addressing
1372// W index_vector, V v, M m,
1373// C container, int index, int[] indexMap, int indexM, // Arguments for default implementation
1374// StoreVectorOperationWithMap<C, V, M, E> defaultImpl)
1375//
1376bool LibraryCallKit::inline_vector_gather_scatter(bool is_scatter) {
1377 const TypeInstPtr* vector_klass = gvn().type(argument(0))->isa_instptr();
1378 const TypeInstPtr* mask_klass = gvn().type(argument(1))->isa_instptr();
1379 const TypeInstPtr* elem_klass = gvn().type(argument(2))->isa_instptr();
1380 const TypeInt* vlen = gvn().type(argument(3))->isa_int();
1381 const TypeInstPtr* vector_idx_klass = gvn().type(argument(4))->isa_instptr();
1382
1383 if (vector_klass == NULL__null || elem_klass == NULL__null || vector_idx_klass == NULL__null || vlen == NULL__null ||
1384 vector_klass->const_oop() == NULL__null || elem_klass->const_oop() == NULL__null || vector_idx_klass->const_oop() == NULL__null || !vlen->is_con()) {
1385 if (C->print_intrinsics()) {
1386 tty->print_cr(" ** missing constant: vclass=%s etype=%s vlen=%s viclass=%s",
1387 NodeClassNames[argument(0)->Opcode()],
1388 NodeClassNames[argument(2)->Opcode()],
1389 NodeClassNames[argument(3)->Opcode()],
1390 NodeClassNames[argument(4)->Opcode()]);
1391 }
1392 return false; // not enough info for intrinsification
1393 }
1394
1395 if (!is_klass_initialized(vector_klass) || !is_klass_initialized(vector_idx_klass)) {
1396 if (C->print_intrinsics()) {
1397 tty->print_cr(" ** klass argument not initialized");
1398 }
1399 return false;
1400 }
1401
1402 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
1403 if (!elem_type->is_primitive_type()) {
1404 if (C->print_intrinsics()) {
1405 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
1406 }
1407 return false; // should be primitive type
1408 }
1409
1410 BasicType elem_bt = elem_type->basic_type();
1411 int num_elem = vlen->get_con();
1412
1413 const Type* vmask_type = gvn().type(is_scatter ? argument(10) : argument(9));
1414 bool is_masked_op = vmask_type != TypePtr::NULL_PTR;
1415 if (is_masked_op) {
1416 if (mask_klass == NULL__null || mask_klass->const_oop() == NULL__null) {
1417 if (C->print_intrinsics()) {
1418 tty->print_cr(" ** missing constant: maskclass=%s", NodeClassNames[argument(1)->Opcode()]);
1419 }
1420 return false; // not enough info for intrinsification
1421 }
1422
1423 if (!is_klass_initialized(mask_klass)) {
1424 if (C->print_intrinsics()) {
1425 tty->print_cr(" ** mask klass argument not initialized");
1426 }
1427 return false;
1428 }
1429
1430 if (vmask_type->maybe_null()) {
1431 if (C->print_intrinsics()) {
1432 tty->print_cr(" ** null mask values are not allowed for masked op");
1433 }
1434 return false;
1435 }
1436
1437 // Check whether the predicated gather/scatter node is supported by architecture.
1438 if (!arch_supports_vector(is_scatter ? Op_StoreVectorScatterMasked : Op_LoadVectorGatherMasked, num_elem, elem_bt,
1439 (VectorMaskUseType) (VecMaskUseLoad | VecMaskUsePred))) {
1440 if (C->print_intrinsics()) {
1441 tty->print_cr(" ** not supported: arity=%d op=%s vlen=%d etype=%s is_masked_op=1",
1442 is_scatter, is_scatter ? "scatterMasked" : "gatherMasked",
1443 num_elem, type2name(elem_bt));
1444 }
1445 return false; // not supported
1446 }
1447 } else {
1448 // Check whether the normal gather/scatter node is supported for non-masked operation.
1449 if (!arch_supports_vector(is_scatter ? Op_StoreVectorScatter : Op_LoadVectorGather, num_elem, elem_bt, VecMaskNotUsed)) {
1450 if (C->print_intrinsics()) {
1451 tty->print_cr(" ** not supported: arity=%d op=%s vlen=%d etype=%s is_masked_op=0",
1452 is_scatter, is_scatter ? "scatter" : "gather",
1453 num_elem, type2name(elem_bt));
1454 }
1455 return false; // not supported
1456 }
1457 }
1458
1459 // Check that the vector holding indices is supported by architecture
1460 if (!arch_supports_vector(Op_LoadVector, num_elem, T_INT, VecMaskNotUsed)) {
1461 if (C->print_intrinsics()) {
1462 tty->print_cr(" ** not supported: arity=%d op=%s/loadindex vlen=%d etype=int is_masked_op=%d",
1463 is_scatter, is_scatter ? "scatter" : "gather",
1464 num_elem, is_masked_op ? 1 : 0);
1465 }
1466 return false; // not supported
1467 }
1468
1469 Node* base = argument(5);
1470 Node* offset = ConvL2X(argument(6))(argument(6));
1471
1472 // Save state and restore on bailout
1473 uint old_sp = sp();
1474 SafePointNode* old_map = clone_map();
1475
1476 Node* addr = make_unsafe_address(base, offset, elem_bt, true);
1477
1478 const TypePtr *addr_type = gvn().type(addr)->isa_ptr();
1479 const TypeAryPtr* arr_type = addr_type->isa_aryptr();
1480
1481 // The array must be consistent with vector type
1482 if (arr_type == NULL__null || (arr_type != NULL__null && !elem_consistent_with_arr(elem_bt, arr_type))) {
1483 if (C->print_intrinsics()) {
1484 tty->print_cr(" ** not supported: arity=%d op=%s vlen=%d etype=%s atype=%s ismask=no",
1485 is_scatter, is_scatter ? "scatter" : "gather",
1486 num_elem, type2name(elem_bt), type2name(arr_type->elem()->array_element_basic_type()));
1487 }
1488 set_map(old_map);
1489 set_sp(old_sp);
1490 return false;
1491 }
1492
1493 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
1494 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
1495 ciKlass* vbox_idx_klass = vector_idx_klass->const_oop()->as_instance()->java_lang_Class_klass();
1496 if (vbox_idx_klass == NULL__null) {
1497 set_map(old_map);
1498 set_sp(old_sp);
1499 return false;
1500 }
1501
1502 const TypeInstPtr* vbox_idx_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_idx_klass);
1503 Node* index_vect = unbox_vector(argument(8), vbox_idx_type, T_INT, num_elem);
1504 if (index_vect == NULL__null) {
1505 set_map(old_map);
1506 set_sp(old_sp);
1507 return false;
1508 }
1509
1510 Node* mask = NULL__null;
1511 if (is_masked_op) {
1512 ciKlass* mbox_klass = mask_klass->const_oop()->as_instance()->java_lang_Class_klass();
1513 const TypeInstPtr* mbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, mbox_klass);
1514 mask = unbox_vector(is_scatter ? argument(10) : argument(9), mbox_type, elem_bt, num_elem);
1515 if (mask == NULL__null) {
1516 if (C->print_intrinsics()) {
1517 tty->print_cr(" ** unbox failed mask=%s",
1518 is_scatter ? NodeClassNames[argument(10)->Opcode()]
1519 : NodeClassNames[argument(9)->Opcode()]);
1520 }
1521 set_map(old_map);
1522 set_sp(old_sp);
1523 return false;
1524 }
1525 }
1526
1527 const TypeVect* vector_type = TypeVect::make(elem_bt, num_elem);
1528 if (is_scatter) {
1529 Node* val = unbox_vector(argument(9), vbox_type, elem_bt, num_elem);
1530 if (val == NULL__null) {
1531 set_map(old_map);
1532 set_sp(old_sp);
1533 return false; // operand unboxing failed
1534 }
1535 set_all_memory(reset_memory());
1536
1537 Node* vstore = NULL__null;
1538 if (mask != NULL__null) {
1539 vstore = gvn().transform(new StoreVectorScatterMaskedNode(control(), memory(addr), addr, addr_type, val, index_vect, mask));
1540 } else {
1541 vstore = gvn().transform(new StoreVectorScatterNode(control(), memory(addr), addr, addr_type, val, index_vect));
1542 }
1543 set_memory(vstore, addr_type);
1544 } else {
1545 Node* vload = NULL__null;
1546 if (mask != NULL__null) {
1547 vload = gvn().transform(new LoadVectorGatherMaskedNode(control(), memory(addr), addr, addr_type, vector_type, index_vect, mask));
1548 } else {
1549 vload = gvn().transform(new LoadVectorGatherNode(control(), memory(addr), addr, addr_type, vector_type, index_vect));
1550 }
1551 Node* box = box_vector(vload, vbox_type, elem_bt, num_elem);
1552 set_result(box);
1553 }
1554
1555 old_map->destruct(&_gvn);
1556
1557 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
1558 return true;
1559}
1560
1561// public static
1562// <V extends Vector<E>,
1563// M extends VectorMask<E>,
1564// E>
1565// long reductionCoerced(int oprId, Class<? extends V> vectorClass, Class<? extends M> maskClass,
1566// Class<E> elementType, int length, V v, M m,
1567// ReductionOperation<V, M> defaultImpl)
1568bool LibraryCallKit::inline_vector_reduction() {
1569 const TypeInt* opr = gvn().type(argument(0))->isa_int();
1570 const TypeInstPtr* vector_klass = gvn().type(argument(1))->isa_instptr();
1571 const TypeInstPtr* mask_klass = gvn().type(argument(2))->isa_instptr();
1572 const TypeInstPtr* elem_klass = gvn().type(argument(3))->isa_instptr();
1573 const TypeInt* vlen = gvn().type(argument(4))->isa_int();
1574
1575 if (opr == NULL__null || vector_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null ||
1576 !opr->is_con() || vector_klass->const_oop() == NULL__null || elem_klass->const_oop() == NULL__null || !vlen->is_con()) {
1577 if (C->print_intrinsics()) {
1578 tty->print_cr(" ** missing constant: opr=%s vclass=%s etype=%s vlen=%s",
1579 NodeClassNames[argument(0)->Opcode()],
1580 NodeClassNames[argument(1)->Opcode()],
1581 NodeClassNames[argument(3)->Opcode()],
1582 NodeClassNames[argument(4)->Opcode()]);
1583 }
1584 return false; // not enough info for intrinsification
1585 }
1586 if (!is_klass_initialized(vector_klass)) {
1587 if (C->print_intrinsics()) {
1588 tty->print_cr(" ** klass argument not initialized");
1589 }
1590 return false;
1591 }
1592 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
1593 if (!elem_type->is_primitive_type()) {
1594 if (C->print_intrinsics()) {
1595 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
1596 }
1597 return false; // should be primitive type
1598 }
1599
1600 const Type* vmask_type = gvn().type(argument(6));
1601 bool is_masked_op = vmask_type != TypePtr::NULL_PTR;
1602 if (is_masked_op) {
1603 if (mask_klass == NULL__null || mask_klass->const_oop() == NULL__null) {
1604 if (C->print_intrinsics()) {
1605 tty->print_cr(" ** missing constant: maskclass=%s", NodeClassNames[argument(2)->Opcode()]);
1606 }
1607 return false; // not enough info for intrinsification
1608 }
1609
1610 if (!is_klass_initialized(mask_klass)) {
1611 if (C->print_intrinsics()) {
1612 tty->print_cr(" ** mask klass argument not initialized");
1613 }
1614 return false;
1615 }
1616
1617 if (vmask_type->maybe_null()) {
1618 if (C->print_intrinsics()) {
1619 tty->print_cr(" ** null mask values are not allowed for masked op");
1620 }
1621 return false;
1622 }
1623 }
1624
1625 BasicType elem_bt = elem_type->basic_type();
1626 int num_elem = vlen->get_con();
1627 int opc = VectorSupport::vop2ideal(opr->get_con(), elem_bt);
1628 int sopc = ReductionNode::opcode(opc, elem_bt);
1629
1630 // When using mask, mask use type needs to be VecMaskUseLoad.
1631 if (!arch_supports_vector(sopc, num_elem, elem_bt, is_masked_op ? VecMaskUseLoad : VecMaskNotUsed)) {
1632 if (C->print_intrinsics()) {
1633 tty->print_cr(" ** not supported: arity=1 op=%d/reduce vlen=%d etype=%s is_masked_op=%d",
1634 sopc, num_elem, type2name(elem_bt), is_masked_op ? 1 : 0);
1635 }
1636 return false;
1637 }
1638
1639 // Return true if current platform has implemented the masked operation with predicate feature.
1640 bool use_predicate = is_masked_op && arch_supports_vector(sopc, num_elem, elem_bt, VecMaskUsePred);
1641 if (is_masked_op && !use_predicate && !arch_supports_vector(Op_VectorBlend, num_elem, elem_bt, VecMaskUseLoad)) {
1642 if (C->print_intrinsics()) {
1643 tty->print_cr(" ** not supported: arity=1 op=%d/reduce vlen=%d etype=%s is_masked_op=1",
1644 sopc, num_elem, type2name(elem_bt));
1645 }
1646 return false;
1647 }
1648
1649 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
1650 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
1651
1652 Node* opd = unbox_vector(argument(5), vbox_type, elem_bt, num_elem);
1653 if (opd == NULL__null) {
1654 return false; // operand unboxing failed
1655 }
1656
1657 Node* mask = NULL__null;
1658 if (is_masked_op) {
1659 ciKlass* mbox_klass = mask_klass->const_oop()->as_instance()->java_lang_Class_klass();
1660 assert(is_vector_mask(mbox_klass), "argument(2) should be a mask class")do { if (!(is_vector_mask(mbox_klass))) { (*g_assert_poison) =
'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 1660, "assert(" "is_vector_mask(mbox_klass)" ") failed", "argument(2) should be a mask class"
); ::breakpoint(); } } while (0)
;
1661 const TypeInstPtr* mbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, mbox_klass);
1662 mask = unbox_vector(argument(6), mbox_type, elem_bt, num_elem);
1663 if (mask == NULL__null) {
1664 if (C->print_intrinsics()) {
1665 tty->print_cr(" ** unbox failed mask=%s",
1666 NodeClassNames[argument(6)->Opcode()]);
1667 }
1668 return false;
1669 }
1670 }
1671
1672 Node* init = ReductionNode::make_reduction_input(gvn(), opc, elem_bt);
1673 Node* value = NULL__null;
1674 if (mask == NULL__null) {
1675 assert(!is_masked_op, "Masked op needs the mask value never null")do { if (!(!is_masked_op)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 1675, "assert(" "!is_masked_op" ") failed", "Masked op needs the mask value never null"
); ::breakpoint(); } } while (0)
;
1676 value = ReductionNode::make(opc, NULL__null, init, opd, elem_bt);
1677 } else {
1678 if (use_predicate) {
1679 value = ReductionNode::make(opc, NULL__null, init, opd, elem_bt);
1680 value->add_req(mask);
1681 value->add_flag(Node::Flag_is_predicated_vector);
1682 } else {
1683 Node* reduce_identity = gvn().transform(VectorNode::scalar2vector(init, num_elem, Type::get_const_basic_type(elem_bt)));
1684 value = gvn().transform(new VectorBlendNode(reduce_identity, opd, mask));
1685 value = ReductionNode::make(opc, NULL__null, init, value, elem_bt);
1686 }
1687 }
1688 value = gvn().transform(value);
1689
1690 Node* bits = NULL__null;
1691 switch (elem_bt) {
1692 case T_BYTE:
1693 case T_SHORT:
1694 case T_INT: {
1695 bits = gvn().transform(new ConvI2LNode(value));
1696 break;
1697 }
1698 case T_FLOAT: {
1699 value = gvn().transform(new MoveF2INode(value));
1700 bits = gvn().transform(new ConvI2LNode(value));
1701 break;
1702 }
1703 case T_DOUBLE: {
1704 bits = gvn().transform(new MoveD2LNode(value));
1705 break;
1706 }
1707 case T_LONG: {
1708 bits = value; // no conversion needed
1709 break;
1710 }
1711 default: fatal("%s", type2name(elem_bt))do { (*g_assert_poison) = 'X';; report_fatal(INTERNAL_ERROR, "/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 1711, "%s", type2name(elem_bt)); ::breakpoint(); } while (0
)
;
1712 }
1713 set_result(bits);
1714 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
1715 return true;
1716}
1717
1718// public static <V> boolean test(int cond, Class<?> vectorClass, Class<?> elementType, int vlen,
1719// V v1, V v2,
1720// BiFunction<V, V, Boolean> defaultImpl)
1721//
1722bool LibraryCallKit::inline_vector_test() {
1723 const TypeInt* cond = gvn().type(argument(0))->isa_int();
1724 const TypeInstPtr* vector_klass = gvn().type(argument(1))->isa_instptr();
1725 const TypeInstPtr* elem_klass = gvn().type(argument(2))->isa_instptr();
1726 const TypeInt* vlen = gvn().type(argument(3))->isa_int();
1727
1728 if (cond == NULL__null || vector_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null ||
1729 !cond->is_con() || vector_klass->const_oop() == NULL__null || elem_klass->const_oop() == NULL__null || !vlen->is_con()) {
1730 if (C->print_intrinsics()) {
1731 tty->print_cr(" ** missing constant: cond=%s vclass=%s etype=%s vlen=%s",
1732 NodeClassNames[argument(0)->Opcode()],
1733 NodeClassNames[argument(1)->Opcode()],
1734 NodeClassNames[argument(2)->Opcode()],
1735 NodeClassNames[argument(3)->Opcode()]);
1736 }
1737 return false; // not enough info for intrinsification
1738 }
1739 if (!is_klass_initialized(vector_klass)) {
1740 if (C->print_intrinsics()) {
1741 tty->print_cr(" ** klass argument not initialized");
1742 }
1743 return false;
1744 }
1745 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
1746 if (!elem_type->is_primitive_type()) {
1747 if (C->print_intrinsics()) {
1748 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
1749 }
1750 return false; // should be primitive type
1751 }
1752 BasicType elem_bt = elem_type->basic_type();
1753 int num_elem = vlen->get_con();
1754 BoolTest::mask booltest = (BoolTest::mask)cond->get_con();
1755 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
1756 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
1757
1758 if (!arch_supports_vector(Op_VectorTest, num_elem, elem_bt, is_vector_mask(vbox_klass) ? VecMaskUseLoad : VecMaskNotUsed)) {
1759 if (C->print_intrinsics()) {
1760 tty->print_cr(" ** not supported: arity=2 op=test/%d vlen=%d etype=%s ismask=%d",
1761 cond->get_con(), num_elem, type2name(elem_bt),
1762 is_vector_mask(vbox_klass));
1763 }
1764 return false;
1765 }
1766
1767 Node* opd1 = unbox_vector(argument(4), vbox_type, elem_bt, num_elem);
1768 Node* opd2 = unbox_vector(argument(5), vbox_type, elem_bt, num_elem);
1769 if (opd1 == NULL__null || opd2 == NULL__null) {
1770 return false; // operand unboxing failed
1771 }
1772 Node* test = new VectorTestNode(opd1, opd2, booltest);
1773 test = gvn().transform(test);
1774
1775 set_result(test);
1776 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
1777 return true;
1778}
1779
1780// public static
1781// <V extends Vector<E>,
1782// M extends VectorMask<E>,
1783// E>
1784// V blend(Class<? extends V> vectorClass, Class<M> maskClass, Class<E> elementType, int vlen,
1785// V v1, V v2, M m,
1786// VectorBlendOp<V, M, E> defaultImpl)
1787bool LibraryCallKit::inline_vector_blend() {
1788 const TypeInstPtr* vector_klass = gvn().type(argument(0))->isa_instptr();
1789 const TypeInstPtr* mask_klass = gvn().type(argument(1))->isa_instptr();
1790 const TypeInstPtr* elem_klass = gvn().type(argument(2))->isa_instptr();
1791 const TypeInt* vlen = gvn().type(argument(3))->isa_int();
1792
1793 if (mask_klass == NULL__null || vector_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null) {
1794 return false; // dead code
1795 }
1796 if (mask_klass->const_oop() == NULL__null || vector_klass->const_oop() == NULL__null ||
1797 elem_klass->const_oop() == NULL__null || !vlen->is_con()) {
1798 if (C->print_intrinsics()) {
1799 tty->print_cr(" ** missing constant: vclass=%s mclass=%s etype=%s vlen=%s",
1800 NodeClassNames[argument(0)->Opcode()],
1801 NodeClassNames[argument(1)->Opcode()],
1802 NodeClassNames[argument(2)->Opcode()],
1803 NodeClassNames[argument(3)->Opcode()]);
1804 }
1805 return false; // not enough info for intrinsification
1806 }
1807 if (!is_klass_initialized(vector_klass) || !is_klass_initialized(mask_klass)) {
1808 if (C->print_intrinsics()) {
1809 tty->print_cr(" ** klass argument not initialized");
1810 }
1811 return false;
1812 }
1813 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
1814 if (!elem_type->is_primitive_type()) {
1815 if (C->print_intrinsics()) {
1816 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
1817 }
1818 return false; // should be primitive type
1819 }
1820 BasicType elem_bt = elem_type->basic_type();
1821 BasicType mask_bt = elem_bt;
1822 int num_elem = vlen->get_con();
1823
1824 if (!arch_supports_vector(Op_VectorBlend, num_elem, elem_bt, VecMaskUseLoad)) {
1825 if (C->print_intrinsics()) {
1826 tty->print_cr(" ** not supported: arity=2 op=blend vlen=%d etype=%s ismask=useload",
1827 num_elem, type2name(elem_bt));
1828 }
1829 return false; // not supported
1830 }
1831 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
1832 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
1833
1834 ciKlass* mbox_klass = mask_klass->const_oop()->as_instance()->java_lang_Class_klass();
1835 const TypeInstPtr* mbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, mbox_klass);
1836
1837 Node* v1 = unbox_vector(argument(4), vbox_type, elem_bt, num_elem);
1838 Node* v2 = unbox_vector(argument(5), vbox_type, elem_bt, num_elem);
1839 Node* mask = unbox_vector(argument(6), mbox_type, mask_bt, num_elem);
1840
1841 if (v1 == NULL__null || v2 == NULL__null || mask == NULL__null) {
1842 return false; // operand unboxing failed
1843 }
1844
1845 Node* blend = gvn().transform(new VectorBlendNode(v1, v2, mask));
1846
1847 Node* box = box_vector(blend, vbox_type, elem_bt, num_elem);
1848 set_result(box);
1849 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
1850 return true;
1851}
1852
1853// public static
1854// <V extends Vector<E>,
1855// M extends VectorMask<E>,
1856// E>
1857// M compare(int cond, Class<? extends V> vectorClass, Class<M> maskClass, Class<E> elementType, int vlen,
1858// V v1, V v2, M m,
1859// VectorCompareOp<V,M> defaultImpl)
1860bool LibraryCallKit::inline_vector_compare() {
1861 const TypeInt* cond = gvn().type(argument(0))->isa_int();
1862 const TypeInstPtr* vector_klass = gvn().type(argument(1))->isa_instptr();
1863 const TypeInstPtr* mask_klass = gvn().type(argument(2))->isa_instptr();
1864 const TypeInstPtr* elem_klass = gvn().type(argument(3))->isa_instptr();
1865 const TypeInt* vlen = gvn().type(argument(4))->isa_int();
1866
1867 if (cond == NULL__null || vector_klass == NULL__null || mask_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null) {
1868 return false; // dead code
1869 }
1870 if (!cond->is_con() || vector_klass->const_oop() == NULL__null || mask_klass->const_oop() == NULL__null ||
1871 elem_klass->const_oop() == NULL__null || !vlen->is_con()) {
1872 if (C->print_intrinsics()) {
1873 tty->print_cr(" ** missing constant: cond=%s vclass=%s mclass=%s etype=%s vlen=%s",
1874 NodeClassNames[argument(0)->Opcode()],
1875 NodeClassNames[argument(1)->Opcode()],
1876 NodeClassNames[argument(2)->Opcode()],
1877 NodeClassNames[argument(3)->Opcode()],
1878 NodeClassNames[argument(4)->Opcode()]);
1879 }
1880 return false; // not enough info for intrinsification
1881 }
1882 if (!is_klass_initialized(vector_klass) || !is_klass_initialized(mask_klass)) {
1883 if (C->print_intrinsics()) {
1884 tty->print_cr(" ** klass argument not initialized");
1885 }
1886 return false;
1887 }
1888 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
1889 if (!elem_type->is_primitive_type()) {
1890 if (C->print_intrinsics()) {
1891 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
1892 }
1893 return false; // should be primitive type
1894 }
1895
1896 int num_elem = vlen->get_con();
1897 BasicType elem_bt = elem_type->basic_type();
1898 BasicType mask_bt = elem_bt;
1899
1900 if ((cond->get_con() & BoolTest::unsigned_compare) != 0) {
1901 if (!Matcher::supports_vector_comparison_unsigned(num_elem, elem_bt)) {
1902 if (C->print_intrinsics()) {
1903 tty->print_cr(" ** not supported: unsigned comparison op=comp/%d vlen=%d etype=%s ismask=usestore",
1904 cond->get_con() & (BoolTest::unsigned_compare - 1), num_elem, type2name(elem_bt));
1905 }
1906 return false;
1907 }
1908 }
1909
1910 if (!arch_supports_vector(Op_VectorMaskCmp, num_elem, elem_bt, VecMaskUseStore)) {
1911 if (C->print_intrinsics()) {
1912 tty->print_cr(" ** not supported: arity=2 op=comp/%d vlen=%d etype=%s ismask=usestore",
1913 cond->get_con(), num_elem, type2name(elem_bt));
1914 }
1915 return false;
1916 }
1917
1918 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
1919 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
1920
1921 ciKlass* mbox_klass = mask_klass->const_oop()->as_instance()->java_lang_Class_klass();
1922 const TypeInstPtr* mbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, mbox_klass);
1923
1924 Node* v1 = unbox_vector(argument(5), vbox_type, elem_bt, num_elem);
1925 Node* v2 = unbox_vector(argument(6), vbox_type, elem_bt, num_elem);
1926
1927 bool is_masked_op = argument(7)->bottom_type() != TypePtr::NULL_PTR;
1928 Node* mask = is_masked_op ? unbox_vector(argument(7), mbox_type, elem_bt, num_elem) : NULL__null;
1929 if (is_masked_op && mask == NULL__null) {
1930 if (C->print_intrinsics()) {
1931 tty->print_cr(" ** not supported: mask = null arity=2 op=comp/%d vlen=%d etype=%s ismask=usestore is_masked_op=1",
1932 cond->get_con(), num_elem, type2name(elem_bt));
1933 }
1934 return false;
1935 }
1936
1937 bool use_predicate = is_masked_op && arch_supports_vector(Op_VectorMaskCmp, num_elem, elem_bt, VecMaskUsePred);
1938 if (is_masked_op && !use_predicate && !arch_supports_vector(Op_AndV, num_elem, elem_bt, VecMaskUseLoad)) {
1939 if (C->print_intrinsics()) {
1940 tty->print_cr(" ** not supported: arity=2 op=comp/%d vlen=%d etype=%s ismask=usestore is_masked_op=1",
1941 cond->get_con(), num_elem, type2name(elem_bt));
1942 }
1943 return false;
1944 }
1945
1946 if (v1 == NULL__null || v2 == NULL__null) {
1947 return false; // operand unboxing failed
1948 }
1949 BoolTest::mask pred = (BoolTest::mask)cond->get_con();
1950 ConINode* pred_node = (ConINode*)gvn().makecon(cond);
1951
1952 const TypeVect* vmask_type = TypeVect::makemask(mask_bt, num_elem);
1953 Node* operation = new VectorMaskCmpNode(pred, v1, v2, pred_node, vmask_type);
1954
1955 if (is_masked_op) {
1956 if (use_predicate) {
1957 operation->add_req(mask);
1958 operation->add_flag(Node::Flag_is_predicated_vector);
1959 } else {
1960 operation = gvn().transform(operation);
1961 operation = VectorNode::make(Op_AndV, operation, mask, vmask_type);
1962 }
1963 }
1964
1965 operation = gvn().transform(operation);
1966
1967 Node* box = box_vector(operation, mbox_type, mask_bt, num_elem);
1968 set_result(box);
1969 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
1970 return true;
1971}
1972
1973// public static
1974// <V extends Vector<E>,
1975// Sh extends VectorShuffle<E>,
1976// M extends VectorMask<E>,
1977// E>
1978// V rearrangeOp(Class<? extends V> vectorClass, Class<Sh> shuffleClass, Class<M> maskClass, Class<E> elementType, int vlen,
1979// V v1, Sh sh, M m,
1980// VectorRearrangeOp<V, Sh, M, E> defaultImpl)
1981bool LibraryCallKit::inline_vector_rearrange() {
1982 const TypeInstPtr* vector_klass = gvn().type(argument(0))->isa_instptr();
1983 const TypeInstPtr* shuffle_klass = gvn().type(argument(1))->isa_instptr();
1984 const TypeInstPtr* mask_klass = gvn().type(argument(2))->isa_instptr();
1985 const TypeInstPtr* elem_klass = gvn().type(argument(3))->isa_instptr();
1986 const TypeInt* vlen = gvn().type(argument(4))->isa_int();
1987
1988 if (vector_klass == NULL__null || shuffle_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null) {
1989 return false; // dead code
1990 }
1991 if (shuffle_klass->const_oop() == NULL__null ||
1992 vector_klass->const_oop() == NULL__null ||
1993 elem_klass->const_oop() == NULL__null ||
1994 !vlen->is_con()) {
1995 if (C->print_intrinsics()) {
1996 tty->print_cr(" ** missing constant: vclass=%s sclass=%s etype=%s vlen=%s",
1997 NodeClassNames[argument(0)->Opcode()],
1998 NodeClassNames[argument(1)->Opcode()],
1999 NodeClassNames[argument(3)->Opcode()],
2000 NodeClassNames[argument(4)->Opcode()]);
2001 }
2002 return false; // not enough info for intrinsification
2003 }
2004 if (!is_klass_initialized(vector_klass) ||
2005 !is_klass_initialized(shuffle_klass)) {
2006 if (C->print_intrinsics()) {
2007 tty->print_cr(" ** klass argument not initialized");
2008 }
2009 return false;
2010 }
2011 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
2012 if (!elem_type->is_primitive_type()) {
2013 if (C->print_intrinsics()) {
2014 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
2015 }
2016 return false; // should be primitive type
2017 }
2018 BasicType elem_bt = elem_type->basic_type();
2019 BasicType shuffle_bt = elem_bt;
2020 int num_elem = vlen->get_con();
2021
2022 if (!arch_supports_vector(Op_VectorLoadShuffle, num_elem, elem_bt, VecMaskNotUsed)) {
2023 if (C->print_intrinsics()) {
2024 tty->print_cr(" ** not supported: arity=0 op=load/shuffle vlen=%d etype=%s ismask=no",
2025 num_elem, type2name(elem_bt));
2026 }
2027 return false; // not supported
2028 }
2029
2030 bool is_masked_op = argument(7)->bottom_type() != TypePtr::NULL_PTR;
2031 bool use_predicate = is_masked_op;
2032 if (is_masked_op &&
2033 (mask_klass == NULL__null ||
2034 mask_klass->const_oop() == NULL__null ||
2035 !is_klass_initialized(mask_klass))) {
2036 if (C->print_intrinsics()) {
2037 tty->print_cr(" ** mask_klass argument not initialized");
2038 }
2039 }
2040 VectorMaskUseType checkFlags = (VectorMaskUseType)(is_masked_op ? (VecMaskUseLoad | VecMaskUsePred) : VecMaskNotUsed);
2041 if (!arch_supports_vector(Op_VectorRearrange, num_elem, elem_bt, checkFlags)) {
2042 use_predicate = false;
2043 if(!is_masked_op ||
2044 (!arch_supports_vector(Op_VectorRearrange, num_elem, elem_bt, VecMaskNotUsed) ||
2045 !arch_supports_vector(Op_VectorBlend, num_elem, elem_bt, VecMaskUseLoad) ||
2046 !arch_supports_vector(VectorNode::replicate_opcode(elem_bt), num_elem, elem_bt, VecMaskNotUsed))) {
2047 if (C->print_intrinsics()) {
2048 tty->print_cr(" ** not supported: arity=2 op=shuffle/rearrange vlen=%d etype=%s ismask=no",
2049 num_elem, type2name(elem_bt));
2050 }
2051 return false; // not supported
2052 }
2053 }
2054 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
2055 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
2056
2057 ciKlass* shbox_klass = shuffle_klass->const_oop()->as_instance()->java_lang_Class_klass();
2058 const TypeInstPtr* shbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, shbox_klass);
2059
2060 Node* v1 = unbox_vector(argument(5), vbox_type, elem_bt, num_elem);
2061 Node* shuffle = unbox_vector(argument(6), shbox_type, shuffle_bt, num_elem);
2062
2063 if (v1 == NULL__null || shuffle == NULL__null) {
2064 return false; // operand unboxing failed
2065 }
2066
2067 Node* mask = NULL__null;
2068 if (is_masked_op) {
2069 ciKlass* mbox_klass = mask_klass->const_oop()->as_instance()->java_lang_Class_klass();
2070 const TypeInstPtr* mbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, mbox_klass);
2071 mask = unbox_vector(argument(7), mbox_type, elem_bt, num_elem);
2072 if (mask == NULL__null) {
2073 if (C->print_intrinsics()) {
2074 tty->print_cr(" ** not supported: arity=3 op=shuffle/rearrange vlen=%d etype=%s ismask=useload is_masked_op=1",
2075 num_elem, type2name(elem_bt));
2076 }
2077 return false;
2078 }
2079 }
2080
2081 Node* rearrange = new VectorRearrangeNode(v1, shuffle);
2082 if (is_masked_op) {
2083 if (use_predicate) {
2084 rearrange->add_req(mask);
2085 rearrange->add_flag(Node::Flag_is_predicated_vector);
2086 } else {
2087 const TypeVect* vt = v1->bottom_type()->is_vect();
Value stored to 'vt' during its initialization is never read
2088 rearrange = gvn().transform(rearrange);
2089 Node* zero = gvn().makecon(Type::get_zero_type(elem_bt));
2090 Node* zerovec = gvn().transform(VectorNode::scalar2vector(zero, num_elem, Type::get_const_basic_type(elem_bt)));
2091 rearrange = new VectorBlendNode(zerovec, rearrange, mask);
2092 }
2093 }
2094 rearrange = gvn().transform(rearrange);
2095
2096 Node* box = box_vector(rearrange, vbox_type, elem_bt, num_elem);
2097 set_result(box);
2098 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
2099 return true;
2100}
2101
2102static address get_svml_address(int vop, int bits, BasicType bt, char* name_ptr, int name_len) {
2103 address addr = NULL__null;
2104 assert(UseVectorStubs, "sanity")do { if (!(UseVectorStubs)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2104, "assert(" "UseVectorStubs" ") failed", "sanity"); ::breakpoint
(); } } while (0)
;
2105 assert(name_ptr != NULL, "unexpected")do { if (!(name_ptr != __null)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2105, "assert(" "name_ptr != __null" ") failed", "unexpected"
); ::breakpoint(); } } while (0)
;
2106 assert((vop >= VectorSupport::VECTOR_OP_SVML_START) && (vop <= VectorSupport::VECTOR_OP_SVML_END), "unexpected")do { if (!((vop >= VectorSupport::VECTOR_OP_SVML_START) &&
(vop <= VectorSupport::VECTOR_OP_SVML_END))) { (*g_assert_poison
) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2106, "assert(" "(vop >= VectorSupport::VECTOR_OP_SVML_START) && (vop <= VectorSupport::VECTOR_OP_SVML_END)"
") failed", "unexpected"); ::breakpoint(); } } while (0)
;
2107 int op = vop - VectorSupport::VECTOR_OP_SVML_START;
2108
2109 switch(bits) {
2110 case 64: //fallthough
2111 case 128: //fallthough
2112 case 256: //fallthough
2113 case 512:
2114 if (bt == T_FLOAT) {
2115 snprintf(name_ptr, name_len, "vector_%s_float%d", VectorSupport::svmlname[op], bits);
2116 addr = StubRoutines::_vector_f_math[exact_log2(bits/64)][op];
2117 } else {
2118 assert(bt == T_DOUBLE, "must be FP type only")do { if (!(bt == T_DOUBLE)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2118, "assert(" "bt == T_DOUBLE" ") failed", "must be FP type only"
); ::breakpoint(); } } while (0)
;
2119 snprintf(name_ptr, name_len, "vector_%s_double%d", VectorSupport::svmlname[op], bits);
2120 addr = StubRoutines::_vector_d_math[exact_log2(bits/64)][op];
2121 }
2122 break;
2123 default:
2124 snprintf(name_ptr, name_len, "invalid");
2125 addr = NULL__null;
2126 Unimplemented()do { (*g_assert_poison) = 'X';; report_unimplemented("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2126); ::breakpoint(); } while (0)
;
2127 break;
2128 }
2129
2130 return addr;
2131}
2132
2133Node* LibraryCallKit::gen_call_to_svml(int vector_api_op_id, BasicType bt, int num_elem, Node* opd1, Node* opd2) {
2134 assert(UseVectorStubs, "sanity")do { if (!(UseVectorStubs)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2134, "assert(" "UseVectorStubs" ") failed", "sanity"); ::breakpoint
(); } } while (0)
;
2135 assert(vector_api_op_id >= VectorSupport::VECTOR_OP_SVML_START && vector_api_op_id <= VectorSupport::VECTOR_OP_SVML_END, "need valid op id")do { if (!(vector_api_op_id >= VectorSupport::VECTOR_OP_SVML_START
&& vector_api_op_id <= VectorSupport::VECTOR_OP_SVML_END
)) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2135, "assert(" "vector_api_op_id >= VectorSupport::VECTOR_OP_SVML_START && vector_api_op_id <= VectorSupport::VECTOR_OP_SVML_END"
") failed", "need valid op id"); ::breakpoint(); } } while (
0)
;
2136 assert(opd1 != NULL, "must not be null")do { if (!(opd1 != __null)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2136, "assert(" "opd1 != __null" ") failed", "must not be null"
); ::breakpoint(); } } while (0)
;
2137 const TypeVect* vt = TypeVect::make(bt, num_elem);
2138 const TypeFunc* call_type = OptoRuntime::Math_Vector_Vector_Type(opd2 != NULL__null ? 2 : 1, vt, vt);
2139 char name[100] = "";
2140
2141 // Get address for svml method.
2142 address addr = get_svml_address(vector_api_op_id, vt->length_in_bytes() * BitsPerByte, bt, name, 100);
2143
2144 if (addr == NULL__null) {
2145 return NULL__null;
2146 }
2147
2148 assert(name != NULL, "name must not be null")do { if (!(name != __null)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2148, "assert(" "name != __null" ") failed", "name must not be null"
); ::breakpoint(); } } while (0)
;
2149 Node* operation = make_runtime_call(RC_VECTOR,
2150 call_type,
2151 addr,
2152 name,
2153 TypePtr::BOTTOM,
2154 opd1,
2155 opd2);
2156 return gvn().transform(new ProjNode(gvn().transform(operation), TypeFunc::Parms));
2157}
2158
2159// public static
2160// <V extends Vector<E>,
2161// M extends VectorMask<E>,
2162// E>
2163// V broadcastInt(int opr, Class<? extends V> vectorClass, Class<? extends M> maskClass,
2164// Class<E> elementType, int length,
2165// V v, int n, M m,
2166// VectorBroadcastIntOp<V, M> defaultImpl)
2167bool LibraryCallKit::inline_vector_broadcast_int() {
2168 const TypeInt* opr = gvn().type(argument(0))->isa_int();
2169 const TypeInstPtr* vector_klass = gvn().type(argument(1))->isa_instptr();
2170 const TypeInstPtr* mask_klass = gvn().type(argument(2))->isa_instptr();
2171 const TypeInstPtr* elem_klass = gvn().type(argument(3))->isa_instptr();
2172 const TypeInt* vlen = gvn().type(argument(4))->isa_int();
2173
2174 if (opr == NULL__null || vector_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null) {
2175 return false; // dead code
2176 }
2177 if (!opr->is_con() || vector_klass->const_oop() == NULL__null || elem_klass->const_oop() == NULL__null || !vlen->is_con()) {
2178 if (C->print_intrinsics()) {
2179 tty->print_cr(" ** missing constant: opr=%s vclass=%s etype=%s vlen=%s",
2180 NodeClassNames[argument(0)->Opcode()],
2181 NodeClassNames[argument(1)->Opcode()],
2182 NodeClassNames[argument(3)->Opcode()],
2183 NodeClassNames[argument(4)->Opcode()]);
2184 }
2185 return false; // not enough info for intrinsification
2186 }
2187 if (!is_klass_initialized(vector_klass)) {
2188 if (C->print_intrinsics()) {
2189 tty->print_cr(" ** klass argument not initialized");
2190 }
2191 return false;
2192 }
2193
2194 const Type* vmask_type = gvn().type(argument(7));
2195 bool is_masked_op = vmask_type != TypePtr::NULL_PTR;
2196 if (is_masked_op) {
2197 if (mask_klass == NULL__null || mask_klass->const_oop() == NULL__null) {
2198 if (C->print_intrinsics()) {
2199 tty->print_cr(" ** missing constant: maskclass=%s", NodeClassNames[argument(2)->Opcode()]);
2200 }
2201 return false; // not enough info for intrinsification
2202 }
2203
2204 if (!is_klass_initialized(mask_klass)) {
2205 if (C->print_intrinsics()) {
2206 tty->print_cr(" ** mask klass argument not initialized");
2207 }
2208 return false;
2209 }
2210
2211 if (vmask_type->maybe_null()) {
2212 if (C->print_intrinsics()) {
2213 tty->print_cr(" ** null mask values are not allowed for masked op");
2214 }
2215 return false;
2216 }
2217 }
2218
2219 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
2220 if (!elem_type->is_primitive_type()) {
2221 if (C->print_intrinsics()) {
2222 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
2223 }
2224 return false; // should be primitive type
2225 }
2226
2227 int num_elem = vlen->get_con();
2228 BasicType elem_bt = elem_type->basic_type();
2229 int opc = VectorSupport::vop2ideal(opr->get_con(), elem_bt);
2230
2231 bool is_shift = VectorNode::is_shift_opcode(opc);
2232 bool is_rotate = VectorNode::is_rotate_opcode(opc);
2233
2234 if (opc == 0 || (!is_shift && !is_rotate)) {
2235 if (C->print_intrinsics()) {
2236 tty->print_cr(" ** operation not supported: op=%d bt=%s", opr->get_con(), type2name(elem_bt));
2237 }
2238 return false; // operation not supported
2239 }
2240
2241 int sopc = VectorNode::opcode(opc, elem_bt);
2242 if (sopc == 0) {
2243 if (C->print_intrinsics()) {
2244 tty->print_cr(" ** operation not supported: opc=%s bt=%s", NodeClassNames[opc], type2name(elem_bt));
2245 }
2246 return false; // operation not supported
2247 }
2248
2249 Node* cnt = argument(6);
2250 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
2251 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
2252 const TypeInt* cnt_type = cnt->bottom_type()->isa_int();
2253
2254 // If CPU supports vector constant rotate instructions pass it directly
2255 bool is_const_rotate = is_rotate && cnt_type && cnt_type->is_con() &&
2256 Matcher::supports_vector_constant_rotates(cnt_type->get_con());
2257 bool has_scalar_args = is_rotate ? !is_const_rotate : true;
2258
2259 VectorMaskUseType checkFlags = (VectorMaskUseType)(is_masked_op ? (VecMaskUseLoad | VecMaskUsePred) : VecMaskNotUsed);
2260 bool use_predicate = is_masked_op;
2261
2262 if (!arch_supports_vector(sopc, num_elem, elem_bt, checkFlags, has_scalar_args)) {
2263 use_predicate = false;
2264 if (!is_masked_op ||
2265 (!arch_supports_vector(sopc, num_elem, elem_bt, VecMaskNotUsed, has_scalar_args) ||
2266 !arch_supports_vector(Op_VectorBlend, num_elem, elem_bt, VecMaskUseLoad))) {
2267
2268 if (C->print_intrinsics()) {
2269 tty->print_cr(" ** not supported: arity=0 op=int/%d vlen=%d etype=%s is_masked_op=%d",
2270 sopc, num_elem, type2name(elem_bt), is_masked_op ? 1 : 0);
2271 }
2272 return false; // not supported
2273 }
2274 }
2275
2276 Node* opd1 = unbox_vector(argument(5), vbox_type, elem_bt, num_elem);
2277 Node* opd2 = NULL__null;
2278 if (is_shift) {
2279 opd2 = vector_shift_count(cnt, opc, elem_bt, num_elem);
2280 } else {
2281 assert(is_rotate, "unexpected operation")do { if (!(is_rotate)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2281, "assert(" "is_rotate" ") failed", "unexpected operation"
); ::breakpoint(); } } while (0)
;
2282 if (!is_const_rotate) {
2283 const Type * type_bt = Type::get_const_basic_type(elem_bt);
2284 cnt = elem_bt == T_LONG ? gvn().transform(new ConvI2LNode(cnt)) : cnt;
2285 opd2 = gvn().transform(VectorNode::scalar2vector(cnt, num_elem, type_bt));
2286 } else {
2287 // Constant shift value.
2288 opd2 = cnt;
2289 }
2290 }
2291
2292 if (opd1 == NULL__null || opd2 == NULL__null) {
2293 return false;
2294 }
2295
2296 Node* mask = NULL__null;
2297 if (is_masked_op) {
2298 ciKlass* mbox_klass = mask_klass->const_oop()->as_instance()->java_lang_Class_klass();
2299 const TypeInstPtr* mbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, mbox_klass);
2300 mask = unbox_vector(argument(7), mbox_type, elem_bt, num_elem);
2301 if (mask == NULL__null) {
2302 if (C->print_intrinsics()) {
2303 tty->print_cr(" ** unbox failed mask=%s", NodeClassNames[argument(7)->Opcode()]);
2304 }
2305 return false;
2306 }
2307 }
2308
2309 Node* operation = VectorNode::make(opc, opd1, opd2, num_elem, elem_bt);
2310 if (is_masked_op && mask != NULL__null) {
2311 if (use_predicate) {
2312 operation->add_req(mask);
2313 operation->add_flag(Node::Flag_is_predicated_vector);
2314 } else {
2315 operation = gvn().transform(operation);
2316 operation = new VectorBlendNode(opd1, operation, mask);
2317 }
2318 }
2319 operation = gvn().transform(operation);
2320 Node* vbox = box_vector(operation, vbox_type, elem_bt, num_elem);
2321 set_result(vbox);
2322 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
2323 return true;
2324}
2325
2326// public static <VOUT extends VectorPayload,
2327// VIN extends VectorPayload,
2328// S extends VectorSpecies>
2329// VOUT convert(int oprId,
2330// Class<?> fromVectorClass, Class<?> fromElementType, int fromVLen,
2331// Class<?> toVectorClass, Class<?> toElementType, int toVLen,
2332// VIN v, S s,
2333// VectorConvertOp<VOUT, VIN, S> defaultImpl)
2334//
2335bool LibraryCallKit::inline_vector_convert() {
2336 const TypeInt* opr = gvn().type(argument(0))->isa_int();
2337
2338 const TypeInstPtr* vector_klass_from = gvn().type(argument(1))->isa_instptr();
2339 const TypeInstPtr* elem_klass_from = gvn().type(argument(2))->isa_instptr();
2340 const TypeInt* vlen_from = gvn().type(argument(3))->isa_int();
2341
2342 const TypeInstPtr* vector_klass_to = gvn().type(argument(4))->isa_instptr();
2343 const TypeInstPtr* elem_klass_to = gvn().type(argument(5))->isa_instptr();
2344 const TypeInt* vlen_to = gvn().type(argument(6))->isa_int();
2345
2346 if (opr == NULL__null ||
2347 vector_klass_from == NULL__null || elem_klass_from == NULL__null || vlen_from == NULL__null ||
2348 vector_klass_to == NULL__null || elem_klass_to == NULL__null || vlen_to == NULL__null) {
2349 return false; // dead code
2350 }
2351 if (!opr->is_con() ||
2352 vector_klass_from->const_oop() == NULL__null || elem_klass_from->const_oop() == NULL__null || !vlen_from->is_con() ||
2353 vector_klass_to->const_oop() == NULL__null || elem_klass_to->const_oop() == NULL__null || !vlen_to->is_con()) {
2354 if (C->print_intrinsics()) {
2355 tty->print_cr(" ** missing constant: opr=%s vclass_from=%s etype_from=%s vlen_from=%s vclass_to=%s etype_to=%s vlen_to=%s",
2356 NodeClassNames[argument(0)->Opcode()],
2357 NodeClassNames[argument(1)->Opcode()],
2358 NodeClassNames[argument(2)->Opcode()],
2359 NodeClassNames[argument(3)->Opcode()],
2360 NodeClassNames[argument(4)->Opcode()],
2361 NodeClassNames[argument(5)->Opcode()],
2362 NodeClassNames[argument(6)->Opcode()]);
2363 }
2364 return false; // not enough info for intrinsification
2365 }
2366 if (!is_klass_initialized(vector_klass_from) || !is_klass_initialized(vector_klass_to)) {
2367 if (C->print_intrinsics()) {
2368 tty->print_cr(" ** klass argument not initialized");
2369 }
2370 return false;
2371 }
2372
2373 assert(opr->get_con() == VectorSupport::VECTOR_OP_CAST ||do { if (!(opr->get_con() == VectorSupport::VECTOR_OP_CAST
|| opr->get_con() == VectorSupport::VECTOR_OP_REINTERPRET
)) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2374, "assert(" "opr->get_con() == VectorSupport::VECTOR_OP_CAST || opr->get_con() == VectorSupport::VECTOR_OP_REINTERPRET"
") failed", "wrong opcode"); ::breakpoint(); } } while (0)
2374 opr->get_con() == VectorSupport::VECTOR_OP_REINTERPRET, "wrong opcode")do { if (!(opr->get_con() == VectorSupport::VECTOR_OP_CAST
|| opr->get_con() == VectorSupport::VECTOR_OP_REINTERPRET
)) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2374, "assert(" "opr->get_con() == VectorSupport::VECTOR_OP_CAST || opr->get_con() == VectorSupport::VECTOR_OP_REINTERPRET"
") failed", "wrong opcode"); ::breakpoint(); } } while (0)
;
2375 bool is_cast = (opr->get_con() == VectorSupport::VECTOR_OP_CAST);
2376
2377 ciKlass* vbox_klass_from = vector_klass_from->const_oop()->as_instance()->java_lang_Class_klass();
2378 ciKlass* vbox_klass_to = vector_klass_to->const_oop()->as_instance()->java_lang_Class_klass();
2379 if (is_vector_shuffle(vbox_klass_from)) {
2380 return false; // vector shuffles aren't supported
2381 }
2382 bool is_mask = is_vector_mask(vbox_klass_from);
2383
2384 ciType* elem_type_from = elem_klass_from->const_oop()->as_instance()->java_mirror_type();
2385 if (!elem_type_from->is_primitive_type()) {
2386 return false; // should be primitive type
2387 }
2388 BasicType elem_bt_from = elem_type_from->basic_type();
2389 ciType* elem_type_to = elem_klass_to->const_oop()->as_instance()->java_mirror_type();
2390 if (!elem_type_to->is_primitive_type()) {
2391 return false; // should be primitive type
2392 }
2393 BasicType elem_bt_to = elem_type_to->basic_type();
2394
2395 int num_elem_from = vlen_from->get_con();
2396 int num_elem_to = vlen_to->get_con();
2397
2398 // Check whether we can unbox to appropriate size. Even with casting, checking for reinterpret is needed
2399 // since we may need to change size.
2400 if (!arch_supports_vector(Op_VectorReinterpret,
2401 num_elem_from,
2402 elem_bt_from,
2403 is_mask ? VecMaskUseAll : VecMaskNotUsed)) {
2404 if (C->print_intrinsics()) {
2405 tty->print_cr(" ** not supported: arity=1 op=%s/1 vlen1=%d etype1=%s ismask=%d",
2406 is_cast ? "cast" : "reinterpret",
2407 num_elem_from, type2name(elem_bt_from), is_mask);
2408 }
2409 return false;
2410 }
2411
2412 // Check whether we can support resizing/reinterpreting to the new size.
2413 if (!arch_supports_vector(Op_VectorReinterpret,
2414 num_elem_to,
2415 elem_bt_to,
2416 is_mask ? VecMaskUseAll : VecMaskNotUsed)) {
2417 if (C->print_intrinsics()) {
2418 tty->print_cr(" ** not supported: arity=1 op=%s/2 vlen2=%d etype2=%s ismask=%d",
2419 is_cast ? "cast" : "reinterpret",
2420 num_elem_to, type2name(elem_bt_to), is_mask);
2421 }
2422 return false;
2423 }
2424
2425 // At this point, we know that both input and output vector registers are supported
2426 // by the architecture. Next check if the casted type is simply to same type - which means
2427 // that it is actually a resize and not a cast.
2428 if (is_cast && elem_bt_from == elem_bt_to) {
2429 is_cast = false;
2430 }
2431
2432 const TypeInstPtr* vbox_type_from = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass_from);
2433
2434 Node* opd1 = unbox_vector(argument(7), vbox_type_from, elem_bt_from, num_elem_from);
2435 if (opd1 == NULL__null) {
2436 return false;
2437 }
2438
2439 const TypeVect* src_type = TypeVect::make(elem_bt_from, num_elem_from, is_mask);
2440 const TypeVect* dst_type = TypeVect::make(elem_bt_to, num_elem_to, is_mask);
2441
2442 // Safety check to prevent casting if source mask is of type vector
2443 // and destination mask of type predicate vector and vice-versa.
2444 // From X86 standpoint, this case will only arise over KNL target,
2445 // where certain masks (depending on the species) are either propagated
2446 // through a vector or predicate register.
2447 if (is_mask &&
2448 ((src_type->isa_vectmask() == NULL__null && dst_type->isa_vectmask()) ||
2449 (dst_type->isa_vectmask() == NULL__null && src_type->isa_vectmask()))) {
2450 return false;
2451 }
2452
2453 Node* op = opd1;
2454 if (is_cast) {
2455 BasicType new_elem_bt_to = elem_bt_to;
2456 BasicType new_elem_bt_from = elem_bt_from;
2457 if (is_mask && is_floating_point_type(elem_bt_from)) {
2458 new_elem_bt_from = elem_bt_from == T_FLOAT ? T_INT : T_LONG;
2459 }
2460 int cast_vopc = VectorCastNode::opcode(new_elem_bt_from);
2461 // Make sure that cast is implemented to particular type/size combination.
2462 if (!arch_supports_vector(cast_vopc, num_elem_to, elem_bt_to, VecMaskNotUsed)) {
2463 if (C->print_intrinsics()) {
2464 tty->print_cr(" ** not supported: arity=1 op=cast#%d/3 vlen2=%d etype2=%s ismask=%d",
2465 cast_vopc,
2466 num_elem_to, type2name(elem_bt_to), is_mask);
2467 }
2468 return false;
2469 }
2470
2471 if (num_elem_from < num_elem_to) {
2472 // Since input and output number of elements are not consistent, we need to make sure we
2473 // properly size. Thus, first make a cast that retains the number of elements from source.
2474 int num_elem_for_cast = num_elem_from;
2475
2476 // It is possible that arch does not support this intermediate vector size
2477 // TODO More complex logic required here to handle this corner case for the sizes.
2478 if (!arch_supports_vector(cast_vopc, num_elem_for_cast, elem_bt_to, VecMaskNotUsed)) {
2479 if (C->print_intrinsics()) {
2480 tty->print_cr(" ** not supported: arity=1 op=cast#%d/4 vlen1=%d etype2=%s ismask=%d",
2481 cast_vopc,
2482 num_elem_for_cast, type2name(elem_bt_to), is_mask);
2483 }
2484 return false;
2485 }
2486
2487 op = gvn().transform(VectorCastNode::make(cast_vopc, op, elem_bt_to, num_elem_for_cast));
2488 // Now ensure that the destination gets properly resized to needed size.
2489 op = gvn().transform(new VectorReinterpretNode(op, op->bottom_type()->is_vect(), dst_type));
2490 } else if (num_elem_from > num_elem_to) {
2491 // Since number elements from input is larger than output, simply reduce size of input (we are supposed to
2492 // drop top elements anyway).
2493 int num_elem_for_resize = num_elem_to;
2494
2495 // It is possible that arch does not support this intermediate vector size
2496 // TODO More complex logic required here to handle this corner case for the sizes.
2497 if (!arch_supports_vector(Op_VectorReinterpret,
2498 num_elem_for_resize,
2499 elem_bt_from,
2500 VecMaskNotUsed)) {
2501 if (C->print_intrinsics()) {
2502 tty->print_cr(" ** not supported: arity=1 op=cast/5 vlen2=%d etype1=%s ismask=%d",
2503 num_elem_for_resize, type2name(elem_bt_from), is_mask);
2504 }
2505 return false;
2506 }
2507
2508 op = gvn().transform(new VectorReinterpretNode(op,
2509 src_type,
2510 TypeVect::make(elem_bt_from,
2511 num_elem_for_resize)));
2512 op = gvn().transform(VectorCastNode::make(cast_vopc, op, elem_bt_to, num_elem_to));
2513 } else {
2514 if (is_mask) {
2515 if ((dst_type->isa_vectmask() && src_type->isa_vectmask()) ||
2516 (type2aelembytes(elem_bt_from) == type2aelembytes(elem_bt_to))) {
2517 op = gvn().transform(new VectorMaskCastNode(op, dst_type));
2518 } else {
2519 op = VectorMaskCastNode::makeCastNode(&gvn(), op, dst_type);
2520 }
2521 } else {
2522 // Since input and output number of elements match, and since we know this vector size is
2523 // supported, simply do a cast with no resize needed.
2524 op = gvn().transform(VectorCastNode::make(cast_vopc, op, elem_bt_to, num_elem_to));
2525 }
2526 }
2527 } else if (Type::cmp(src_type, dst_type) != 0) {
2528 assert(!is_cast, "must be reinterpret")do { if (!(!is_cast)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2528, "assert(" "!is_cast" ") failed", "must be reinterpret"
); ::breakpoint(); } } while (0)
;
2529 op = gvn().transform(new VectorReinterpretNode(op, src_type, dst_type));
2530 }
2531
2532 const TypeInstPtr* vbox_type_to = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass_to);
2533 Node* vbox = box_vector(op, vbox_type_to, elem_bt_to, num_elem_to);
2534 set_result(vbox);
2535 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem_to * type2aelembytes(elem_bt_to))));
2536 return true;
2537}
2538
2539// public static
2540// <V extends Vector<E>,
2541// E>
2542// V insert(Class<? extends V> vectorClass, Class<E> elementType, int vlen,
2543// V vec, int ix, long val,
2544// VecInsertOp<V> defaultImpl)
2545bool LibraryCallKit::inline_vector_insert() {
2546 const TypeInstPtr* vector_klass = gvn().type(argument(0))->isa_instptr();
2547 const TypeInstPtr* elem_klass = gvn().type(argument(1))->isa_instptr();
2548 const TypeInt* vlen = gvn().type(argument(2))->isa_int();
2549 const TypeInt* idx = gvn().type(argument(4))->isa_int();
2550
2551 if (vector_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null || idx == NULL__null) {
2552 return false; // dead code
2553 }
2554 if (vector_klass->const_oop() == NULL__null || elem_klass->const_oop() == NULL__null || !vlen->is_con() || !idx->is_con()) {
2555 if (C->print_intrinsics()) {
2556 tty->print_cr(" ** missing constant: vclass=%s etype=%s vlen=%s idx=%s",
2557 NodeClassNames[argument(0)->Opcode()],
2558 NodeClassNames[argument(1)->Opcode()],
2559 NodeClassNames[argument(2)->Opcode()],
2560 NodeClassNames[argument(4)->Opcode()]);
2561 }
2562 return false; // not enough info for intrinsification
2563 }
2564 if (!is_klass_initialized(vector_klass)) {
2565 if (C->print_intrinsics()) {
2566 tty->print_cr(" ** klass argument not initialized");
2567 }
2568 return false;
2569 }
2570 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
2571 if (!elem_type->is_primitive_type()) {
2572 if (C->print_intrinsics()) {
2573 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
2574 }
2575 return false; // should be primitive type
2576 }
2577 BasicType elem_bt = elem_type->basic_type();
2578 int num_elem = vlen->get_con();
2579 if (!arch_supports_vector(Op_VectorInsert, num_elem, elem_bt, VecMaskNotUsed)) {
2580 if (C->print_intrinsics()) {
2581 tty->print_cr(" ** not supported: arity=1 op=insert vlen=%d etype=%s ismask=no",
2582 num_elem, type2name(elem_bt));
2583 }
2584 return false; // not supported
2585 }
2586
2587 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
2588 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
2589
2590 Node* opd = unbox_vector(argument(3), vbox_type, elem_bt, num_elem);
2591 if (opd == NULL__null) {
2592 return false;
2593 }
2594
2595 Node* insert_val = argument(5);
2596 assert(gvn().type(insert_val)->isa_long() != NULL, "expected to be long")do { if (!(gvn().type(insert_val)->isa_long() != __null)) {
(*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2596, "assert(" "gvn().type(insert_val)->isa_long() != __null"
") failed", "expected to be long"); ::breakpoint(); } } while
(0)
;
2597
2598 // Convert insert value back to its appropriate type.
2599 switch (elem_bt) {
2600 case T_BYTE:
2601 insert_val = gvn().transform(new ConvL2INode(insert_val));
2602 insert_val = gvn().transform(new CastIINode(insert_val, TypeInt::BYTE));
2603 break;
2604 case T_SHORT:
2605 insert_val = gvn().transform(new ConvL2INode(insert_val));
2606 insert_val = gvn().transform(new CastIINode(insert_val, TypeInt::SHORT));
2607 break;
2608 case T_INT:
2609 insert_val = gvn().transform(new ConvL2INode(insert_val));
2610 break;
2611 case T_FLOAT:
2612 insert_val = gvn().transform(new ConvL2INode(insert_val));
2613 insert_val = gvn().transform(new MoveI2FNode(insert_val));
2614 break;
2615 case T_DOUBLE:
2616 insert_val = gvn().transform(new MoveL2DNode(insert_val));
2617 break;
2618 case T_LONG:
2619 // no conversion needed
2620 break;
2621 default: fatal("%s", type2name(elem_bt))do { (*g_assert_poison) = 'X';; report_fatal(INTERNAL_ERROR, "/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2621, "%s", type2name(elem_bt)); ::breakpoint(); } while (0
)
; break;
2622 }
2623
2624 Node* operation = gvn().transform(VectorInsertNode::make(opd, insert_val, idx->get_con()));
2625
2626 Node* vbox = box_vector(operation, vbox_type, elem_bt, num_elem);
2627 set_result(vbox);
2628 C->set_max_vector_size(MAX2(C->max_vector_size(), (uint)(num_elem * type2aelembytes(elem_bt))));
2629 return true;
2630}
2631
2632// public static
2633// <V extends Vector<E>,
2634// E>
2635// long extract(Class<? extends V> vectorClass, Class<E> elementType, int vlen,
2636// V vec, int ix,
2637// VecExtractOp<V> defaultImpl)
2638bool LibraryCallKit::inline_vector_extract() {
2639 const TypeInstPtr* vector_klass = gvn().type(argument(0))->isa_instptr();
2640 const TypeInstPtr* elem_klass = gvn().type(argument(1))->isa_instptr();
2641 const TypeInt* vlen = gvn().type(argument(2))->isa_int();
2642 const TypeInt* idx = gvn().type(argument(4))->isa_int();
2643
2644 if (vector_klass == NULL__null || elem_klass == NULL__null || vlen == NULL__null || idx == NULL__null) {
2645 return false; // dead code
2646 }
2647 if (vector_klass->const_oop() == NULL__null || elem_klass->const_oop() == NULL__null || !vlen->is_con() || !idx->is_con()) {
2648 if (C->print_intrinsics()) {
2649 tty->print_cr(" ** missing constant: vclass=%s etype=%s vlen=%s idx=%s",
2650 NodeClassNames[argument(0)->Opcode()],
2651 NodeClassNames[argument(1)->Opcode()],
2652 NodeClassNames[argument(2)->Opcode()],
2653 NodeClassNames[argument(4)->Opcode()]);
2654 }
2655 return false; // not enough info for intrinsification
2656 }
2657 if (!is_klass_initialized(vector_klass)) {
2658 if (C->print_intrinsics()) {
2659 tty->print_cr(" ** klass argument not initialized");
2660 }
2661 return false;
2662 }
2663 ciType* elem_type = elem_klass->const_oop()->as_instance()->java_mirror_type();
2664 if (!elem_type->is_primitive_type()) {
2665 if (C->print_intrinsics()) {
2666 tty->print_cr(" ** not a primitive bt=%d", elem_type->basic_type());
2667 }
2668 return false; // should be primitive type
2669 }
2670 BasicType elem_bt = elem_type->basic_type();
2671 int num_elem = vlen->get_con();
2672 int vopc = ExtractNode::opcode(elem_bt);
2673 if (!arch_supports_vector(vopc, num_elem, elem_bt, VecMaskNotUsed)) {
2674 if (C->print_intrinsics()) {
2675 tty->print_cr(" ** not supported: arity=1 op=extract vlen=%d etype=%s ismask=no",
2676 num_elem, type2name(elem_bt));
2677 }
2678 return false; // not supported
2679 }
2680
2681 ciKlass* vbox_klass = vector_klass->const_oop()->as_instance()->java_lang_Class_klass();
2682 const TypeInstPtr* vbox_type = TypeInstPtr::make_exact(TypePtr::NotNull, vbox_klass);
2683
2684 Node* opd = unbox_vector(argument(3), vbox_type, elem_bt, num_elem);
2685 if (opd == NULL__null) {
2686 return false;
2687 }
2688
2689 Node* operation = gvn().transform(ExtractNode::make(opd, idx->get_con(), elem_bt));
2690
2691 Node* bits = NULL__null;
2692 switch (elem_bt) {
2693 case T_BYTE:
2694 case T_SHORT:
2695 case T_INT: {
2696 bits = gvn().transform(new ConvI2LNode(operation));
2697 break;
2698 }
2699 case T_FLOAT: {
2700 bits = gvn().transform(new MoveF2INode(operation));
2701 bits = gvn().transform(new ConvI2LNode(bits));
2702 break;
2703 }
2704 case T_DOUBLE: {
2705 bits = gvn().transform(new MoveD2LNode(operation));
2706 break;
2707 }
2708 case T_LONG: {
2709 bits = operation; // no conversion needed
2710 break;
2711 }
2712 default: fatal("%s", type2name(elem_bt))do { (*g_assert_poison) = 'X';; report_fatal(INTERNAL_ERROR, "/home/daniel/Projects/java/jdk/src/hotspot/share/opto/vectorIntrinsics.cpp"
, 2712, "%s", type2name(elem_bt)); ::breakpoint(); } while (0
)
;
2713 }
2714
2715 set_result(bits);
2716 return true;
2717}
2718