Bug Summary

File:jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp
Warning:line 363, column 7
Value stored to 'id' 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 jvmciCodeInstaller.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/jvmci/jvmciCodeInstaller.cpp
1/*
2 * Copyright (c) 2011, 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#include "precompiled.hpp"
25#include "classfile/javaClasses.inline.hpp"
26#include "code/compiledIC.hpp"
27#include "compiler/compileBroker.hpp"
28#include "compiler/compilerThread.hpp"
29#include "compiler/oopMap.hpp"
30#include "jvmci/jvmciCodeInstaller.hpp"
31#include "jvmci/jvmciCompilerToVM.hpp"
32#include "jvmci/jvmciRuntime.hpp"
33#include "memory/universe.hpp"
34#include "oops/compressedOops.inline.hpp"
35#include "oops/klass.inline.hpp"
36#include "prims/jvmtiExport.hpp"
37#include "prims/methodHandles.hpp"
38#include "runtime/interfaceSupport.inline.hpp"
39#include "runtime/jniHandles.inline.hpp"
40#include "runtime/sharedRuntime.hpp"
41#include "utilities/align.hpp"
42
43// frequently used constants
44// Allocate them with new so they are never destroyed (otherwise, a
45// forced exit could destroy these objects while they are still in
46// use).
47ConstantOopWriteValue* CodeInstaller::_oop_null_scope_value = new (ResourceObj::C_HEAP, mtJVMCI) ConstantOopWriteValue(NULL__null);
48ConstantIntValue* CodeInstaller::_int_m1_scope_value = new (ResourceObj::C_HEAP, mtJVMCI) ConstantIntValue(-1);
49ConstantIntValue* CodeInstaller::_int_0_scope_value = new (ResourceObj::C_HEAP, mtJVMCI) ConstantIntValue((jint)0);
50ConstantIntValue* CodeInstaller::_int_1_scope_value = new (ResourceObj::C_HEAP, mtJVMCI) ConstantIntValue(1);
51ConstantIntValue* CodeInstaller::_int_2_scope_value = new (ResourceObj::C_HEAP, mtJVMCI) ConstantIntValue(2);
52LocationValue* CodeInstaller::_illegal_value = new (ResourceObj::C_HEAP, mtJVMCI) LocationValue(Location());
53MarkerValue* CodeInstaller::_virtual_byte_array_marker = new (ResourceObj::C_HEAP, mtJVMCI) MarkerValue();
54
55VMReg CodeInstaller::getVMRegFromLocation(JVMCIObject location, int total_frame_size, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
56 if (location.is_null()) {
57 JVMCI_THROW_NULL(NullPointerException){ __jvmci_env__->throw_NullPointerException(); return __null
; };
58 }
59
60 JVMCIObject reg = jvmci_env()->get_code_Location_reg(location);
61 jint offset = jvmci_env()->get_code_Location_offset(location);
62
63 if (reg.is_non_null()) {
64 // register
65 jint number = jvmci_env()->get_code_Register_number(reg);
66 VMReg vmReg = CodeInstaller::get_hotspot_reg(number, JVMCI_CHECK_NULL__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return __null; (void)(0);
67 if (offset % 4 == 0) {
68 return vmReg->next(offset / 4);
69 } else {
70 JVMCI_ERROR_NULL("unaligned subregister offset %d in oop map", offset){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 70, "unaligned subregister offset %d in oop map", offset); return
__null; };
71 }
72 } else {
73 // stack slot
74 if (offset % 4 == 0) {
75 VMReg vmReg = VMRegImpl::stack2reg(offset / 4);
76 if (!OopMapValue::legal_vm_reg_name(vmReg)) {
77 // This restriction only applies to VMRegs that are used in OopMap but
78 // since that's the only use of VMRegs it's simplest to put this test
79 // here. This test should also be equivalent legal_vm_reg_name but JVMCI
80 // clients can use max_oop_map_stack_stack_offset to detect this problem
81 // directly. The asserts just ensure that the tests are in agreement.
82 assert(offset > CompilerToVM::Data::max_oop_map_stack_offset(), "illegal VMReg")do { if (!(offset > CompilerToVM::Data::max_oop_map_stack_offset
())) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 82, "assert(" "offset > CompilerToVM::Data::max_oop_map_stack_offset()"
") failed", "illegal VMReg"); ::breakpoint(); } } while (0);
83 JVMCI_ERROR_NULL("stack offset %d is too large to be encoded in OopMap (max %d)",{ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 84, "stack offset %d is too large to be encoded in OopMap (max %d)"
, offset, CompilerToVM::Data::max_oop_map_stack_offset()); return
__null; }
84 offset, CompilerToVM::Data::max_oop_map_stack_offset()){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 84, "stack offset %d is too large to be encoded in OopMap (max %d)"
, offset, CompilerToVM::Data::max_oop_map_stack_offset()); return
__null; };
85 }
86 assert(OopMapValue::legal_vm_reg_name(vmReg), "illegal VMReg")do { if (!(OopMapValue::legal_vm_reg_name(vmReg))) { (*g_assert_poison
) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 86, "assert(" "OopMapValue::legal_vm_reg_name(vmReg)" ") failed"
, "illegal VMReg"); ::breakpoint(); } } while (0);
87 return vmReg;
88 } else {
89 JVMCI_ERROR_NULL("unaligned stack offset %d in oop map", offset){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 89, "unaligned stack offset %d in oop map", offset); return
__null; };
90 }
91 }
92}
93
94// creates a HotSpot oop map out of the byte arrays provided by DebugInfo
95OopMap* CodeInstaller::create_oop_map(JVMCIObject debug_info, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
96 JVMCIObject reference_map = jvmci_env()->get_DebugInfo_referenceMap(debug_info);
97 if (reference_map.is_null()) {
98 JVMCI_THROW_NULL(NullPointerException){ __jvmci_env__->throw_NullPointerException(); return __null
; };
99 }
100 if (!jvmci_env()->isa_HotSpotReferenceMap(reference_map)) {
101 JVMCI_ERROR_NULL("unknown reference map: %s", jvmci_env()->klass_name(reference_map)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 101, "unknown reference map: %s", jvmci_env()->klass_name
(reference_map)); return __null; };
102 }
103 if (!_has_wide_vector && SharedRuntime::is_wide_vector(jvmci_env()->get_HotSpotReferenceMap_maxRegisterSize(reference_map))) {
104 if (SharedRuntime::polling_page_vectors_safepoint_handler_blob() == NULL__null) {
105 JVMCI_ERROR_NULL("JVMCI is producing code using vectors larger than the runtime supports"){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 105, "JVMCI is producing code using vectors larger than the runtime supports"
); return __null; };
106 }
107 _has_wide_vector = true;
108 }
109 OopMap* map = new OopMap(_total_frame_size, _parameter_count);
110 JVMCIObjectArray objects = jvmci_env()->get_HotSpotReferenceMap_objects(reference_map);
111 JVMCIObjectArray derivedBase = jvmci_env()->get_HotSpotReferenceMap_derivedBase(reference_map);
112 JVMCIPrimitiveArray sizeInBytes = jvmci_env()->get_HotSpotReferenceMap_sizeInBytes(reference_map);
113 if (objects.is_null() || derivedBase.is_null() || sizeInBytes.is_null()) {
114 JVMCI_THROW_NULL(NullPointerException){ __jvmci_env__->throw_NullPointerException(); return __null
; };
115 }
116 if (JVMCIENV__jvmci_env__->get_length(objects) != JVMCIENV__jvmci_env__->get_length(derivedBase) || JVMCIENV__jvmci_env__->get_length(objects) != JVMCIENV__jvmci_env__->get_length(sizeInBytes)) {
117 JVMCI_ERROR_NULL("arrays in reference map have different sizes: %d %d %d", JVMCIENV->get_length(objects), JVMCIENV->get_length(derivedBase), JVMCIENV->get_length(sizeInBytes)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 117, "arrays in reference map have different sizes: %d %d %d"
, __jvmci_env__->get_length(objects), __jvmci_env__->get_length
(derivedBase), __jvmci_env__->get_length(sizeInBytes)); return
__null; };
118 }
119 for (int i = 0; i < JVMCIENV__jvmci_env__->get_length(objects); i++) {
120 JVMCIObject location = JVMCIENV__jvmci_env__->get_object_at(objects, i);
121 JVMCIObject baseLocation = JVMCIENV__jvmci_env__->get_object_at(derivedBase, i);
122 jint bytes = JVMCIENV__jvmci_env__->get_int_at(sizeInBytes, i);
123
124 VMReg vmReg = getVMRegFromLocation(location, _total_frame_size, JVMCI_CHECK_NULL__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return __null; (void)(0);
125 if (baseLocation.is_non_null()) {
126 // derived oop
127#ifdef _LP641
128 if (bytes == 8) {
129#else
130 if (bytes == 4) {
131#endif
132 VMReg baseReg = getVMRegFromLocation(baseLocation, _total_frame_size, JVMCI_CHECK_NULL__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return __null; (void)(0);
133 map->set_derived_oop(vmReg, baseReg);
134 } else {
135 JVMCI_ERROR_NULL("invalid derived oop size in ReferenceMap: %d", bytes){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 135, "invalid derived oop size in ReferenceMap: %d", bytes)
; return __null; };
136 }
137#ifdef _LP641
138 } else if (bytes == 8) {
139 // wide oop
140 map->set_oop(vmReg);
141 } else if (bytes == 4) {
142 // narrow oop
143 map->set_narrowoop(vmReg);
144#else
145 } else if (bytes == 4) {
146 map->set_oop(vmReg);
147#endif
148 } else {
149 JVMCI_ERROR_NULL("invalid oop size in ReferenceMap: %d", bytes){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 149, "invalid oop size in ReferenceMap: %d", bytes); return
__null; };
150 }
151 }
152
153 JVMCIObject callee_save_info = jvmci_env()->get_DebugInfo_calleeSaveInfo(debug_info);
154 if (callee_save_info.is_non_null()) {
155 JVMCIObjectArray registers = jvmci_env()->get_RegisterSaveLayout_registers(callee_save_info);
156 JVMCIPrimitiveArray slots = jvmci_env()->get_RegisterSaveLayout_slots(callee_save_info);
157 for (jint i = 0; i < JVMCIENV__jvmci_env__->get_length(slots); i++) {
158 JVMCIObject jvmci_reg = JVMCIENV__jvmci_env__->get_object_at(registers, i);
159 jint jvmci_reg_number = jvmci_env()->get_code_Register_number(jvmci_reg);
160 VMReg hotspot_reg = CodeInstaller::get_hotspot_reg(jvmci_reg_number, JVMCI_CHECK_NULL__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return __null; (void)(0);
161 // HotSpot stack slots are 4 bytes
162 jint jvmci_slot = JVMCIENV__jvmci_env__->get_int_at(slots, i);
163 jint hotspot_slot = jvmci_slot * VMRegImpl::slots_per_word;
164 VMReg hotspot_slot_as_reg = VMRegImpl::stack2reg(hotspot_slot);
165 map->set_callee_saved(hotspot_slot_as_reg, hotspot_reg);
166#ifdef _LP641
167 // (copied from generate_oop_map() in c1_Runtime1_x86.cpp)
168 VMReg hotspot_slot_hi_as_reg = VMRegImpl::stack2reg(hotspot_slot + 1);
169 map->set_callee_saved(hotspot_slot_hi_as_reg, hotspot_reg->next());
170#endif
171 }
172 }
173 return map;
174}
175
176void* CodeInstaller::record_metadata_reference(CodeSection* section, address dest, JVMCIObject constant, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
177 /*
178 * This method needs to return a raw (untyped) pointer, since the value of a pointer to the base
179 * class is in general not equal to the pointer of the subclass. When patching metaspace pointers,
180 * the compiler expects a direct pointer to the subclass (Klass* or Method*), not a pointer to the
181 * base class (Metadata* or MetaspaceObj*).
182 */
183 JVMCIObject obj = jvmci_env()->get_HotSpotMetaspaceConstantImpl_metaspaceObject(constant);
184 if (jvmci_env()->isa_HotSpotResolvedObjectTypeImpl(obj)) {
185 Klass* klass = JVMCIENV__jvmci_env__->asKlass(obj);
186 assert(!jvmci_env()->get_HotSpotMetaspaceConstantImpl_compressed(constant), "unexpected compressed klass pointer %s @ " INTPTR_FORMAT, klass->name()->as_C_string(), p2i(klass))do { if (!(!jvmci_env()->get_HotSpotMetaspaceConstantImpl_compressed
(constant))) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 186, "assert(" "!jvmci_env()->get_HotSpotMetaspaceConstantImpl_compressed(constant)"
") failed", "unexpected compressed klass pointer %s @ " "0x%016"
"l" "x", klass->name()->as_C_string(), p2i(klass)); ::
breakpoint(); } } while (0);
187 int index = _oop_recorder->find_index(klass);
188 section->relocate(dest, metadata_Relocation::spec(index));
189 JVMCI_event_3if (JVMCITraceLevel < 3 && JVMCIEventLogLevel <
3) ; else ::JVMCI::event3("metadata[%d of %d] = %s", index, _oop_recorder->metadata_count(), klass->name()->as_C_string());
190 return klass;
191 } else if (jvmci_env()->isa_HotSpotResolvedJavaMethodImpl(obj)) {
192 Method* method = jvmci_env()->asMethod(obj);
193 assert(!jvmci_env()->get_HotSpotMetaspaceConstantImpl_compressed(constant), "unexpected compressed method pointer %s @ " INTPTR_FORMAT, method->name()->as_C_string(), p2i(method))do { if (!(!jvmci_env()->get_HotSpotMetaspaceConstantImpl_compressed
(constant))) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 193, "assert(" "!jvmci_env()->get_HotSpotMetaspaceConstantImpl_compressed(constant)"
") failed", "unexpected compressed method pointer %s @ " "0x%016"
"l" "x", method->name()->as_C_string(), p2i(method)); ::
breakpoint(); } } while (0);
194 int index = _oop_recorder->find_index(method);
195 section->relocate(dest, metadata_Relocation::spec(index));
196 JVMCI_event_3if (JVMCITraceLevel < 3 && JVMCIEventLogLevel <
3) ; else ::JVMCI::event3("metadata[%d of %d] = %s", index, _oop_recorder->metadata_count(), method->name()->as_C_string());
197 return method;
198 } else {
199 JVMCI_ERROR_NULL("unexpected metadata reference for constant of type %s", jvmci_env()->klass_name(obj)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 199, "unexpected metadata reference for constant of type %s"
, jvmci_env()->klass_name(obj)); return __null; };
200 }
201}
202
203#ifdef _LP641
204narrowKlass CodeInstaller::record_narrow_metadata_reference(CodeSection* section, address dest, JVMCIObject constant, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
205 JVMCIObject obj = jvmci_env()->get_HotSpotMetaspaceConstantImpl_metaspaceObject(constant);
206 assert(jvmci_env()->get_HotSpotMetaspaceConstantImpl_compressed(constant), "unexpected uncompressed pointer")do { if (!(jvmci_env()->get_HotSpotMetaspaceConstantImpl_compressed
(constant))) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 206, "assert(" "jvmci_env()->get_HotSpotMetaspaceConstantImpl_compressed(constant)"
") failed", "unexpected uncompressed pointer"); ::breakpoint
(); } } while (0);
207
208 if (!jvmci_env()->isa_HotSpotResolvedObjectTypeImpl(obj)) {
209 JVMCI_ERROR_0("unexpected compressed pointer of type %s", jvmci_env()->klass_name(obj)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 209, "unexpected compressed pointer of type %s", jvmci_env(
)->klass_name(obj)); return 0; };
210 }
211
212 Klass* klass = JVMCIENV__jvmci_env__->asKlass(obj);
213 int index = _oop_recorder->find_index(klass);
214 section->relocate(dest, metadata_Relocation::spec(index));
215 JVMCI_event_3if (JVMCITraceLevel < 3 && JVMCIEventLogLevel <
3) ; else ::JVMCI::event3("narrowKlass[%d of %d] = %s", index, _oop_recorder->metadata_count(), klass->name()->as_C_string());
216 return CompressedKlassPointers::encode(klass);
217}
218#endif
219
220Location::Type CodeInstaller::get_oop_type(JVMCIObject value) {
221 JVMCIObject valueKind = jvmci_env()->get_Value_valueKind(value);
222 JVMCIObject platformKind = jvmci_env()->get_ValueKind_platformKind(valueKind);
223
224 if (jvmci_env()->equals(platformKind, word_kind())) {
225 return Location::oop;
226 } else {
227 return Location::narrowoop;
228 }
229}
230
231ScopeValue* CodeInstaller::get_scope_value(JVMCIObject value, BasicType type, GrowableArray<ScopeValue*>* objects, ScopeValue* &second, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
232 second = NULL__null;
233 if (value.is_null()) {
234 JVMCI_THROW_NULL(NullPointerException){ __jvmci_env__->throw_NullPointerException(); return __null
; };
235 } else if (JVMCIENV__jvmci_env__->equals(value, jvmci_env()->get_Value_ILLEGAL())) {
236 if (type != T_ILLEGAL) {
237 JVMCI_ERROR_NULL("unexpected illegal value, expected %s", basictype_to_str(type)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 237, "unexpected illegal value, expected %s", basictype_to_str
(type)); return __null; };
238 }
239 return _illegal_value;
240 } else if (jvmci_env()->isa_RegisterValue(value)) {
241 JVMCIObject reg = jvmci_env()->get_RegisterValue_reg(value);
242 jint number = jvmci_env()->get_code_Register_number(reg);
243 VMReg hotspotRegister = get_hotspot_reg(number, JVMCI_CHECK_NULL__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return __null; (void)(0);
244 if (is_general_purpose_reg(hotspotRegister)) {
245 Location::Type locationType;
246 if (type == T_OBJECT) {
247 locationType = get_oop_type(value);
248 } else if (type == T_LONG) {
249 locationType = Location::lng;
250 } else if (type == T_INT || type == T_FLOAT || type == T_SHORT || type == T_CHAR || type == T_BYTE || type == T_BOOLEAN) {
251 locationType = Location::int_in_long;
252 } else {
253 JVMCI_ERROR_NULL("unexpected type %s in cpu register", basictype_to_str(type)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 253, "unexpected type %s in cpu register", basictype_to_str
(type)); return __null; };
254 }
255 ScopeValue* value = new LocationValue(Location::new_reg_loc(locationType, hotspotRegister));
256 if (type == T_LONG) {
257 second = value;
258 }
259 return value;
260 } else {
261 Location::Type locationType;
262 if (type == T_FLOAT) {
263 // this seems weird, but the same value is used in c1_LinearScan
264 locationType = Location::normal;
265 } else if (type == T_DOUBLE) {
266 locationType = Location::dbl;
267 } else {
268 JVMCI_ERROR_NULL("unexpected type %s in floating point register", basictype_to_str(type)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 268, "unexpected type %s in floating point register", basictype_to_str
(type)); return __null; };
269 }
270 ScopeValue* value = new LocationValue(Location::new_reg_loc(locationType, hotspotRegister));
271 if (type == T_DOUBLE) {
272 second = value;
273 }
274 return value;
275 }
276 } else if (jvmci_env()->isa_StackSlot(value)) {
277 jint offset = jvmci_env()->get_StackSlot_offset(value);
278 if (jvmci_env()->get_StackSlot_addFrameSize(value)) {
279 offset += _total_frame_size;
280 }
281
282 Location::Type locationType;
283 if (type == T_OBJECT) {
284 locationType = get_oop_type(value);
285 } else if (type == T_LONG) {
286 locationType = Location::lng;
287 } else if (type == T_DOUBLE) {
288 locationType = Location::dbl;
289 } else if (type == T_INT || type == T_FLOAT || type == T_SHORT || type == T_CHAR || type == T_BYTE || type == T_BOOLEAN) {
290 locationType = Location::normal;
291 } else {
292 JVMCI_ERROR_NULL("unexpected type %s in stack slot", basictype_to_str(type)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 292, "unexpected type %s in stack slot", basictype_to_str(type
)); return __null; };
293 }
294 ScopeValue* value = new LocationValue(Location::new_stk_loc(locationType, offset));
295 if (type == T_DOUBLE || type == T_LONG) {
296 second = value;
297 }
298 return value;
299 } else if (jvmci_env()->isa_JavaConstant(value)) {
300 if (jvmci_env()->isa_PrimitiveConstant(value)) {
301 if (jvmci_env()->isa_RawConstant(value)) {
302 jlong prim = jvmci_env()->get_PrimitiveConstant_primitive(value);
303 return new ConstantLongValue(prim);
304 } else {
305 BasicType constantType = jvmci_env()->kindToBasicType(jvmci_env()->get_PrimitiveConstant_kind(value), JVMCI_CHECK_NULL__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return __null; (void)(0);
306 if (type != constantType) {
307 JVMCI_ERROR_NULL("primitive constant type doesn't match, expected %s but got %s", basictype_to_str(type), basictype_to_str(constantType)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 307, "primitive constant type doesn't match, expected %s but got %s"
, basictype_to_str(type), basictype_to_str(constantType)); return
__null; };
308 }
309 if (type == T_INT || type == T_FLOAT) {
310 jint prim = (jint)jvmci_env()->get_PrimitiveConstant_primitive(value);
311 switch (prim) {
312 case -1: return _int_m1_scope_value;
313 case 0: return _int_0_scope_value;
314 case 1: return _int_1_scope_value;
315 case 2: return _int_2_scope_value;
316 default: return new ConstantIntValue(prim);
317 }
318 } else if (type == T_LONG || type == T_DOUBLE) {
319 jlong prim = jvmci_env()->get_PrimitiveConstant_primitive(value);
320 second = _int_1_scope_value;
321 return new ConstantLongValue(prim);
322 } else {
323 JVMCI_ERROR_NULL("unexpected primitive constant type %s", basictype_to_str(type)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 323, "unexpected primitive constant type %s", basictype_to_str
(type)); return __null; };
324 }
325 }
326 } else if (jvmci_env()->isa_NullConstant(value) || jvmci_env()->isa_HotSpotCompressedNullConstant(value)) {
327 if (type == T_OBJECT) {
328 return _oop_null_scope_value;
329 } else {
330 JVMCI_ERROR_NULL("unexpected null constant, expected %s", basictype_to_str(type)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 330, "unexpected null constant, expected %s", basictype_to_str
(type)); return __null; };
331 }
332 } else if (jvmci_env()->isa_HotSpotObjectConstantImpl(value)) {
333 if (type == T_OBJECT) {
334 Handle obj = jvmci_env()->asConstant(value, JVMCI_CHECK_NULL__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return __null; (void)(0);
335 if (obj == NULL__null) {
336 JVMCI_ERROR_NULL("null value must be in NullConstant"){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 336, "null value must be in NullConstant"); return __null; };
337 }
338 return new ConstantOopWriteValue(JNIHandles::make_local(obj()));
339 } else {
340 JVMCI_ERROR_NULL("unexpected object constant, expected %s", basictype_to_str(type)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 340, "unexpected object constant, expected %s", basictype_to_str
(type)); return __null; };
341 }
342 }
343 } else if (jvmci_env()->isa_VirtualObject(value)) {
344 if (type == T_OBJECT) {
345 int id = jvmci_env()->get_VirtualObject_id(value);
346 if (0 <= id && id < objects->length()) {
347 ScopeValue* object = objects->at(id);
348 if (object != NULL__null) {
349 return object;
350 }
351 }
352 JVMCI_ERROR_NULL("unknown virtual object id %d", id){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 352, "unknown virtual object id %d", id); return __null; };
353 } else {
354 JVMCI_ERROR_NULL("unexpected virtual object, expected %s", basictype_to_str(type)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 354, "unexpected virtual object, expected %s", basictype_to_str
(type)); return __null; };
355 }
356 }
357
358 JVMCI_ERROR_NULL("unexpected value in scope: %s", jvmci_env()->klass_name(value)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 358, "unexpected value in scope: %s", jvmci_env()->klass_name
(value)); return __null; }
359}
360
361void CodeInstaller::record_object_value(ObjectValue* sv, JVMCIObject value, GrowableArray<ScopeValue*>* objects, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
362 JVMCIObject type = jvmci_env()->get_VirtualObject_type(value);
363 int id = jvmci_env()->get_VirtualObject_id(value);
Value stored to 'id' during its initialization is never read
364 Klass* klass = JVMCIENV__jvmci_env__->asKlass(type);
365 bool isLongArray = klass == Universe::longArrayKlassObj();
366 bool isByteArray = klass == Universe::byteArrayKlassObj();
367
368 JVMCIObjectArray values = jvmci_env()->get_VirtualObject_values(value);
369 JVMCIObjectArray slotKinds = jvmci_env()->get_VirtualObject_slotKinds(value);
370 for (jint i = 0; i < JVMCIENV__jvmci_env__->get_length(values); i++) {
371 ScopeValue* cur_second = NULL__null;
372 JVMCIObject object = JVMCIENV__jvmci_env__->get_object_at(values, i);
373 BasicType type = jvmci_env()->kindToBasicType(JVMCIENV__jvmci_env__->get_object_at(slotKinds, i), JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
374 ScopeValue* value;
375 if (JVMCIENV__jvmci_env__->equals(object, jvmci_env()->get_Value_ILLEGAL())) {
376 if (isByteArray && type == T_ILLEGAL) {
377 /*
378 * The difference between a virtualized large access and a deferred write is the kind stored in the slotKinds
379 * of the virtual object: in the virtualization case, the kind is illegal, in the deferred write case, the kind
380 * is access stack kind (an int).
381 */
382 value = _virtual_byte_array_marker;
383 } else {
384 value = _illegal_value;
385 if (type == T_DOUBLE || type == T_LONG) {
386 cur_second = _illegal_value;
387 }
388 }
389 } else {
390 value = get_scope_value(object, type, objects, cur_second, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
391 }
392
393 if (isLongArray && cur_second == NULL__null) {
394 // we're trying to put ints into a long array... this isn't really valid, but it's used for some optimizations.
395 // add an int 0 constant
396 cur_second = _int_0_scope_value;
397 }
398
399 if (isByteArray && cur_second != NULL__null && (type == T_DOUBLE || type == T_LONG)) {
400 // we are trying to write a long in a byte Array. We will need to count the illegals to restore the type of
401 // the thing we put inside.
402 cur_second = NULL__null;
403 }
404
405 if (cur_second != NULL__null) {
406 sv->field_values()->append(cur_second);
407 }
408 assert(value != NULL, "missing value")do { if (!(value != __null)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 408, "assert(" "value != __null" ") failed", "missing value"
); ::breakpoint(); } } while (0);
409 sv->field_values()->append(value);
410 }
411}
412
413MonitorValue* CodeInstaller::get_monitor_value(JVMCIObject value, GrowableArray<ScopeValue*>* objects, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
414 if (value.is_null()) {
415 JVMCI_THROW_NULL(NullPointerException){ __jvmci_env__->throw_NullPointerException(); return __null
; };
416 }
417 if (!jvmci_env()->isa_StackLockValue(value)) {
418 JVMCI_ERROR_NULL("Monitors must be of type StackLockValue, got %s", jvmci_env()->klass_name(value)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 418, "Monitors must be of type StackLockValue, got %s", jvmci_env
()->klass_name(value)); return __null; };
419 }
420
421 ScopeValue* second = NULL__null;
422 ScopeValue* owner_value = get_scope_value(jvmci_env()->get_StackLockValue_owner(value), T_OBJECT, objects, second, JVMCI_CHECK_NULL__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return __null; (void)(0);
423 assert(second == NULL, "monitor cannot occupy two stack slots")do { if (!(second == __null)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 423, "assert(" "second == __null" ") failed", "monitor cannot occupy two stack slots"
); ::breakpoint(); } } while (0);
424
425 ScopeValue* lock_data_value = get_scope_value(jvmci_env()->get_StackLockValue_slot(value), T_LONG, objects, second, JVMCI_CHECK_NULL__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return __null; (void)(0);
426 assert(second == lock_data_value, "monitor is LONG value that occupies two stack slots")do { if (!(second == lock_data_value)) { (*g_assert_poison) =
'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 426, "assert(" "second == lock_data_value" ") failed", "monitor is LONG value that occupies two stack slots"
); ::breakpoint(); } } while (0);
427 assert(lock_data_value->is_location(), "invalid monitor location")do { if (!(lock_data_value->is_location())) { (*g_assert_poison
) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 427, "assert(" "lock_data_value->is_location()" ") failed"
, "invalid monitor location"); ::breakpoint(); } } while (0);
428 Location lock_data_loc = ((LocationValue*)lock_data_value)->location();
429
430 bool eliminated = false;
431 if (jvmci_env()->get_StackLockValue_eliminated(value)) {
432 eliminated = true;
433 }
434
435 return new MonitorValue(owner_value, lock_data_loc, eliminated);
436}
437
438void CodeInstaller::initialize_dependencies(JVMCIObject compiled_code, OopRecorder* oop_recorder, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
439 JavaThread* thread = JavaThread::current();
440 CompilerThread* compilerThread = thread->is_Compiler_thread() ? CompilerThread::cast(thread) : NULL__null;
441 _oop_recorder = oop_recorder;
442 _dependencies = new Dependencies(&_arena, _oop_recorder, compilerThread != NULL__null ? compilerThread->log() : NULL__null);
443 JVMCIObjectArray assumptions = jvmci_env()->get_HotSpotCompiledCode_assumptions(compiled_code);
444 if (assumptions.is_non_null()) {
445 int length = JVMCIENV__jvmci_env__->get_length(assumptions);
446 for (int i = 0; i < length; ++i) {
447 JVMCIObject assumption = JVMCIENV__jvmci_env__->get_object_at(assumptions, i);
448 if (assumption.is_non_null()) {
449 if (jvmci_env()->isa_Assumptions_NoFinalizableSubclass(assumption)) {
450 assumption_NoFinalizableSubclass(assumption);
451 } else if (jvmci_env()->isa_Assumptions_ConcreteSubtype(assumption)) {
452 assumption_ConcreteSubtype(assumption);
453 } else if (jvmci_env()->isa_Assumptions_LeafType(assumption)) {
454 assumption_LeafType(assumption);
455 } else if (jvmci_env()->isa_Assumptions_ConcreteMethod(assumption)) {
456 assumption_ConcreteMethod(assumption);
457 } else if (jvmci_env()->isa_Assumptions_CallSiteTargetValue(assumption)) {
458 assumption_CallSiteTargetValue(assumption, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
459 } else {
460 JVMCI_ERROR("unexpected Assumption subclass %s", jvmci_env()->klass_name(assumption)){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 460, "unexpected Assumption subclass %s", jvmci_env()->klass_name
(assumption)); return; };
461 }
462 }
463 }
464 }
465 if (JvmtiExport::can_hotswap_or_post_breakpoint()) {
466 JVMCIObjectArray methods = jvmci_env()->get_HotSpotCompiledCode_methods(compiled_code);
467 if (methods.is_non_null()) {
468 int length = JVMCIENV__jvmci_env__->get_length(methods);
469 for (int i = 0; i < length; ++i) {
470 JVMCIObject method_handle = JVMCIENV__jvmci_env__->get_object_at(methods, i);
471 Method* method = jvmci_env()->asMethod(method_handle);
472 _dependencies->assert_evol_method(method);
473 }
474 }
475 }
476}
477
478// constructor used to create a method
479JVMCI::CodeInstallResult CodeInstaller::install(JVMCICompiler* compiler,
480 JVMCIObject target,
481 JVMCIObject compiled_code,
482 CodeBlob*& cb,
483 nmethodLocker& nmethod_handle,
484 JVMCIObject installed_code,
485 FailedSpeculation** failed_speculations,
486 char* speculations,
487 int speculations_len,
488 JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
489
490 CodeBuffer buffer("JVMCI Compiler CodeBuffer");
491 OopRecorder* recorder = new OopRecorder(&_arena, true);
492 initialize_dependencies(compiled_code, recorder, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
493
494 // Get instructions and constants CodeSections early because we need it.
495 _instructions = buffer.insts();
496 _constants = buffer.consts();
497
498 initialize_fields(target, compiled_code, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
499 JVMCI::CodeInstallResult result = initialize_buffer(buffer, true, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
500 if (result != JVMCI::ok) {
501 return result;
502 }
503
504 int stack_slots = _total_frame_size / HeapWordSize; // conversion to words
505
506 if (!jvmci_env()->isa_HotSpotCompiledNmethod(compiled_code)) {
507 JVMCIObject stubName = jvmci_env()->get_HotSpotCompiledCode_name(compiled_code);
508 if (stubName.is_null()) {
509 JVMCI_ERROR_OK("stub should have a name"){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 509, "stub should have a name"); return JVMCI::ok; };
510 }
511 char* name = strdup(jvmci_env()->as_utf8_string(stubName));
512 cb = RuntimeStub::new_runtime_stub(name,
513 &buffer,
514 _offsets.value(CodeOffsets::Frame_Complete),
515 stack_slots,
516 _debug_recorder->_oopmaps,
517 false);
518 result = JVMCI::ok;
519 } else {
520 JVMCICompileState* compile_state = (JVMCICompileState*) (address) jvmci_env()->get_HotSpotCompiledNmethod_compileState(compiled_code);
521 if (compile_state != NULL__null) {
522 jvmci_env()->set_compile_state(compile_state);
523 }
524
525 Thread* thread = Thread::current();
526
527 methodHandle method(thread, jvmci_env()->asMethod(jvmci_env()->get_HotSpotCompiledNmethod_method(compiled_code)));
528 jint entry_bci = jvmci_env()->get_HotSpotCompiledNmethod_entryBCI(compiled_code);
529 bool has_unsafe_access = jvmci_env()->get_HotSpotCompiledNmethod_hasUnsafeAccess(compiled_code) == JNI_TRUE1;
530 jint id = jvmci_env()->get_HotSpotCompiledNmethod_id(compiled_code);
531 if (id == -1) {
532 // Make sure a valid compile_id is associated with every compile
533 id = CompileBroker::assign_compile_id_unlocked(thread, method, entry_bci);
534 jvmci_env()->set_HotSpotCompiledNmethod_id(compiled_code, id);
535 }
536 if (!jvmci_env()->isa_HotSpotNmethod(installed_code)) {
537 JVMCI_THROW_MSG_(IllegalArgumentException, "InstalledCode object must be a HotSpotNmethod when installing a HotSpotCompiledNmethod", JVMCI::ok){ __jvmci_env__->throw_IllegalArgumentException("InstalledCode object must be a HotSpotNmethod when installing a HotSpotCompiledNmethod"
); return (JVMCI::ok); };
538 }
539
540 JVMCIObject mirror = installed_code;
541 result = runtime()->register_method(jvmci_env(), method, nmethod_handle, entry_bci, &_offsets, _orig_pc_offset, &buffer,
542 stack_slots, _debug_recorder->_oopmaps, &_exception_handler_table, &_implicit_exception_table,
543 compiler, _debug_recorder, _dependencies, id,
544 has_unsafe_access, _has_wide_vector, compiled_code, mirror,
545 failed_speculations, speculations, speculations_len);
546 if (result == JVMCI::ok) {
547 nmethod* nm = nmethod_handle.code()->as_nmethod_or_null();
548 cb = nm;
549 if (compile_state == NULL__null) {
550 // This compile didn't come through the CompileBroker so perform the printing here
551 DirectiveSet* directive = DirectivesStack::getMatchingDirective(method, compiler);
552 nm->maybe_print_nmethod(directive);
553 DirectivesStack::release(directive);
554 }
555 }
556 }
557
558 if (cb != NULL__null) {
559 // Make sure the pre-calculated constants section size was correct.
560 guarantee((cb->code_begin() - cb->content_begin()) >= _constants_size, "%d < %d", (int)(cb->code_begin() - cb->content_begin()), _constants_size)do { if (!((cb->code_begin() - cb->content_begin()) >=
_constants_size)) { (*g_assert_poison) = 'X';; report_vm_error
("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 560, "guarantee(" "(cb->code_begin() - cb->content_begin()) >= _constants_size"
") failed", "%d < %d", (int)(cb->code_begin() - cb->
content_begin()), _constants_size); ::breakpoint(); } } while
(0);
561 }
562 return result;
563}
564
565void CodeInstaller::initialize_fields(JVMCIObject target, JVMCIObject compiled_code, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
566 if (jvmci_env()->isa_HotSpotCompiledNmethod(compiled_code)) {
567 JVMCIObject hotspotJavaMethod = jvmci_env()->get_HotSpotCompiledNmethod_method(compiled_code);
568 Thread* thread = Thread::current();
569 methodHandle method(thread, jvmci_env()->asMethod(hotspotJavaMethod));
570 _parameter_count = method->size_of_parameters();
571 JVMCI_event_2if (JVMCITraceLevel < 2 && JVMCIEventLogLevel <
2) ; else ::JVMCI::event2("installing code for %s", method->name_and_sig_as_C_string());
572 } else {
573 // Must be a HotSpotCompiledRuntimeStub.
574 // Only used in OopMap constructor for non-product builds
575 _parameter_count = 0;
576 }
577 _sites_handle = jvmci_env()->get_HotSpotCompiledCode_sites(compiled_code);
578
579 _code_handle = jvmci_env()->get_HotSpotCompiledCode_targetCode(compiled_code);
580 _code_size = jvmci_env()->get_HotSpotCompiledCode_targetCodeSize(compiled_code);
581 _total_frame_size = jvmci_env()->get_HotSpotCompiledCode_totalFrameSize(compiled_code);
582
583 JVMCIObject deoptRescueSlot = jvmci_env()->get_HotSpotCompiledCode_deoptRescueSlot(compiled_code);
584 if (deoptRescueSlot.is_null()) {
585 _orig_pc_offset = -1;
586 } else {
587 _orig_pc_offset = jvmci_env()->get_StackSlot_offset(deoptRescueSlot);
588 if (jvmci_env()->get_StackSlot_addFrameSize(deoptRescueSlot)) {
589 _orig_pc_offset += _total_frame_size;
590 }
591 if (_orig_pc_offset < 0) {
592 JVMCI_ERROR("invalid deopt rescue slot: %d", _orig_pc_offset){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 592, "invalid deopt rescue slot: %d", _orig_pc_offset); return
; };
593 }
594 }
595
596 // Pre-calculate the constants section size. This is required for PC-relative addressing.
597 _data_section_handle = jvmci_env()->get_HotSpotCompiledCode_dataSection(compiled_code);
598 if ((_constants->alignment() % jvmci_env()->get_HotSpotCompiledCode_dataSectionAlignment(compiled_code)) != 0) {
599 JVMCI_ERROR("invalid data section alignment: %d", jvmci_env()->get_HotSpotCompiledCode_dataSectionAlignment(compiled_code)){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 599, "invalid data section alignment: %d", jvmci_env()->
get_HotSpotCompiledCode_dataSectionAlignment(compiled_code));
return; };
600 }
601 _constants_size = JVMCIENV__jvmci_env__->get_length(data_section());
602
603 _data_section_patches_handle = jvmci_env()->get_HotSpotCompiledCode_dataSectionPatches(compiled_code);
604
605#ifndef PRODUCT
606 _comments_handle = jvmci_env()->get_HotSpotCompiledCode_comments(compiled_code);
607#endif
608
609 _next_call_type = INVOKE_INVALID;
610
611 _has_wide_vector = false;
612
613 JVMCIObject arch = jvmci_env()->get_TargetDescription_arch(target);
614 _word_kind_handle = jvmci_env()->get_Architecture_wordKind(arch);
615}
616
617int CodeInstaller::estimate_stubs_size(JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
618 // Estimate the number of static call stubs that might be emitted.
619 int static_call_stubs = 0;
620 int trampoline_stubs = 0;
621 JVMCIObjectArray sites = this->sites();
622 for (int i = 0; i < JVMCIENV__jvmci_env__->get_length(sites); i++) {
623 JVMCIObject site = JVMCIENV__jvmci_env__->get_object_at(sites, i);
624 if (!site.is_null()) {
625 if (jvmci_env()->isa_site_Mark(site)) {
626 JVMCIObject id_obj = jvmci_env()->get_site_Mark_id(site);
627 if (id_obj.is_non_null()) {
628 if (!jvmci_env()->is_boxing_object(T_INT, id_obj)) {
629 JVMCI_ERROR_0("expected Integer id, got %s", jvmci_env()->klass_name(id_obj)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 629, "expected Integer id, got %s", jvmci_env()->klass_name
(id_obj)); return 0; };
630 }
631 jint id = jvmci_env()->get_boxed_value(T_INT, id_obj).i;
632 switch (id) {
633 case INVOKEINTERFACE:
634 case INVOKEVIRTUAL:
635 trampoline_stubs++;
636 break;
637 case INVOKESTATIC:
638 case INVOKESPECIAL:
639 static_call_stubs++;
640 trampoline_stubs++;
641 break;
642 default:
643 break;
644 }
645 }
646 }
647 }
648 }
649 int size = static_call_stubs * CompiledStaticCall::to_interp_stub_size();
650 size += trampoline_stubs * CompiledStaticCall::to_trampoline_stub_size();
651 return size;
652}
653
654// perform data and call relocation on the CodeBuffer
655JVMCI::CodeInstallResult CodeInstaller::initialize_buffer(CodeBuffer& buffer, bool check_size, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
656 HandleMark hm(Thread::current());
657 JVMCIObjectArray sites = this->sites();
658 int locs_buffer_size = JVMCIENV__jvmci_env__->get_length(sites) * (relocInfo::length_limit + sizeof(relocInfo));
659
660 // Allocate enough space in the stub section for the static call
661 // stubs. Stubs have extra relocs but they are managed by the stub
662 // section itself so they don't need to be accounted for in the
663 // locs_buffer above.
664 int stubs_size = estimate_stubs_size(JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
665 int total_size = align_up(_code_size, buffer.insts()->alignment()) + align_up(_constants_size, buffer.consts()->alignment()) + align_up(stubs_size, buffer.stubs()->alignment());
666
667 if (check_size && total_size > JVMCINMethodSizeLimit) {
668 return JVMCI::code_too_large;
669 }
670
671 buffer.initialize(total_size, locs_buffer_size);
672 if (buffer.blob() == NULL__null) {
673 return JVMCI::cache_full;
674 }
675 buffer.initialize_stubs_size(stubs_size);
676 buffer.initialize_consts_size(_constants_size);
677
678 _debug_recorder = new DebugInformationRecorder(_oop_recorder);
679 _debug_recorder->set_oopmaps(new OopMapSet());
680
681 buffer.initialize_oop_recorder(_oop_recorder);
682
683 // copy the constant data into the newly created CodeBuffer
684 address end_data = _constants->start() + _constants_size;
685 JVMCIENV__jvmci_env__->copy_bytes_to(data_section(), (jbyte*) _constants->start(), 0, _constants_size);
686 _constants->set_end(end_data);
687
688 // copy the code into the newly created CodeBuffer
689 address end_pc = _instructions->start() + _code_size;
690 guarantee(_instructions->allocates2(end_pc), "initialize should have reserved enough space for all the code")do { if (!(_instructions->allocates2(end_pc))) { (*g_assert_poison
) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 690, "guarantee(" "_instructions->allocates2(end_pc)" ") failed"
, "initialize should have reserved enough space for all the code"
); ::breakpoint(); } } while (0);
691 JVMCIENV__jvmci_env__->copy_bytes_to(code(), (jbyte*) _instructions->start(), 0, _code_size);
692 _instructions->set_end(end_pc);
693
694 for (int i = 0; i < JVMCIENV__jvmci_env__->get_length(data_section_patches()); i++) {
695 // HandleMark hm(THREAD);
696 JVMCIObject patch = JVMCIENV__jvmci_env__->get_object_at(data_section_patches(), i);
697 if (patch.is_null()) {
698 JVMCI_THROW_(NullPointerException, JVMCI::ok){ __jvmci_env__->throw_NullPointerException(); return (JVMCI
::ok); };
699 }
700 JVMCIObject reference = jvmci_env()->get_site_DataPatch_reference(patch);
701 if (reference.is_null()) {
702 JVMCI_THROW_(NullPointerException, JVMCI::ok){ __jvmci_env__->throw_NullPointerException(); return (JVMCI
::ok); };
703 }
704 if (!jvmci_env()->isa_site_ConstantReference(reference)) {
705 JVMCI_ERROR_OK("invalid patch in data section: %s", jvmci_env()->klass_name(reference)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 705, "invalid patch in data section: %s", jvmci_env()->klass_name
(reference)); return JVMCI::ok; };
706 }
707 JVMCIObject constant = jvmci_env()->get_site_ConstantReference_constant(reference);
708 if (constant.is_null()) {
709 JVMCI_THROW_(NullPointerException, JVMCI::ok){ __jvmci_env__->throw_NullPointerException(); return (JVMCI
::ok); };
710 }
711 address dest = _constants->start() + jvmci_env()->get_site_Site_pcOffset(patch);
712 if (jvmci_env()->isa_HotSpotMetaspaceConstantImpl(constant)) {
713 if (jvmci_env()->get_HotSpotMetaspaceConstantImpl_compressed(constant)) {
714#ifdef _LP641
715 *((narrowKlass*) dest) = record_narrow_metadata_reference(_constants, dest, constant, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
716#else
717 JVMCI_ERROR_OK("unexpected compressed Klass* in 32-bit mode"){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 717, "unexpected compressed Klass* in 32-bit mode"); return
JVMCI::ok; };
718#endif
719 } else {
720 *((void**) dest) = record_metadata_reference(_constants, dest, constant, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
721 }
722 } else if (jvmci_env()->isa_HotSpotObjectConstantImpl(constant)) {
723 Handle obj = jvmci_env()->asConstant(constant, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
724 jobject value = JNIHandles::make_local(obj());
725 int oop_index = _oop_recorder->find_index(value);
726
727 if (jvmci_env()->get_HotSpotObjectConstantImpl_compressed(constant)) {
728#ifdef _LP641
729 _constants->relocate(dest, oop_Relocation::spec(oop_index), relocInfo::narrow_oop_in_const);
730#else
731 JVMCI_ERROR_OK("unexpected compressed oop in 32-bit mode"){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 731, "unexpected compressed oop in 32-bit mode"); return JVMCI
::ok; };
732#endif
733 } else {
734 _constants->relocate(dest, oop_Relocation::spec(oop_index));
735 }
736 } else {
737 JVMCI_ERROR_OK("invalid constant in data section: %s", jvmci_env()->klass_name(constant)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 737, "invalid constant in data section: %s", jvmci_env()->
klass_name(constant)); return JVMCI::ok; };
738 }
739 }
740 jint last_pc_offset = -1;
741 for (int i = 0; i < JVMCIENV__jvmci_env__->get_length(sites); i++) {
742 // HandleMark hm(THREAD);
743 JVMCIObject site = JVMCIENV__jvmci_env__->get_object_at(sites, i);
744 if (site.is_null()) {
745 JVMCI_THROW_(NullPointerException, JVMCI::ok){ __jvmci_env__->throw_NullPointerException(); return (JVMCI
::ok); };
746 }
747
748 jint pc_offset = jvmci_env()->get_site_Site_pcOffset(site);
749
750 if (jvmci_env()->isa_site_Call(site)) {
751 JVMCI_event_4if (JVMCITraceLevel < 4 && JVMCIEventLogLevel <
4) ; else ::JVMCI::event4("call at %i", pc_offset);
752 site_Call(buffer, pc_offset, site, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
753 } else if (jvmci_env()->isa_site_Infopoint(site)) {
754 // three reasons for infopoints denote actual safepoints
755 JVMCIObject reason = jvmci_env()->get_site_Infopoint_reason(site);
756 if (JVMCIENV__jvmci_env__->equals(reason, jvmci_env()->get_site_InfopointReason_SAFEPOINT()) ||
757 JVMCIENV__jvmci_env__->equals(reason, jvmci_env()->get_site_InfopointReason_CALL()) ||
758 JVMCIENV__jvmci_env__->equals(reason, jvmci_env()->get_site_InfopointReason_IMPLICIT_EXCEPTION())) {
759 JVMCI_event_4if (JVMCITraceLevel < 4 && JVMCIEventLogLevel <
4) ; else ::JVMCI::event4("safepoint at %i", pc_offset);
760 site_Safepoint(buffer, pc_offset, site, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
761 if (_orig_pc_offset < 0) {
762 JVMCI_ERROR_OK("method contains safepoint, but has no deopt rescue slot"){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 762, "method contains safepoint, but has no deopt rescue slot"
); return JVMCI::ok; };
763 }
764 if (JVMCIENV__jvmci_env__->equals(reason, jvmci_env()->get_site_InfopointReason_IMPLICIT_EXCEPTION())) {
765 if (jvmci_env()->isa_site_ImplicitExceptionDispatch(site)) {
766 jint dispatch_offset = jvmci_env()->get_site_ImplicitExceptionDispatch_dispatchOffset(site);
767 JVMCI_event_4if (JVMCITraceLevel < 4 && JVMCIEventLogLevel <
4) ; else ::JVMCI::event4("implicit exception at %i, dispatch to %i", pc_offset, dispatch_offset);
768 _implicit_exception_table.append(pc_offset, dispatch_offset);
769 } else {
770 JVMCI_event_4if (JVMCITraceLevel < 4 && JVMCIEventLogLevel <
4) ; else ::JVMCI::event4("implicit exception at %i", pc_offset);
771 _implicit_exception_table.add_deoptimize(pc_offset);
772 }
773 }
774 } else {
775 JVMCI_event_4if (JVMCITraceLevel < 4 && JVMCIEventLogLevel <
4) ; else ::JVMCI::event4("infopoint at %i", pc_offset);
776 site_Infopoint(buffer, pc_offset, site, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
777 }
778 } else if (jvmci_env()->isa_site_DataPatch(site)) {
779 JVMCI_event_4if (JVMCITraceLevel < 4 && JVMCIEventLogLevel <
4) ; else ::JVMCI::event4("datapatch at %i", pc_offset);
780 site_DataPatch(buffer, pc_offset, site, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
781 } else if (jvmci_env()->isa_site_Mark(site)) {
782 JVMCI_event_4if (JVMCITraceLevel < 4 && JVMCIEventLogLevel <
4) ; else ::JVMCI::event4("mark at %i", pc_offset);
783 site_Mark(buffer, pc_offset, site, JVMCI_CHECK_OK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return JVMCI::ok; (void)(0);
784 } else if (jvmci_env()->isa_site_ExceptionHandler(site)) {
785 JVMCI_event_4if (JVMCITraceLevel < 4 && JVMCIEventLogLevel <
4) ; else ::JVMCI::event4("exceptionhandler at %i", pc_offset);
786 site_ExceptionHandler(pc_offset, site);
787 } else {
788 JVMCI_ERROR_OK("unexpected site subclass: %s", jvmci_env()->klass_name(site)){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 788, "unexpected site subclass: %s", jvmci_env()->klass_name
(site)); return JVMCI::ok; };
789 }
790 last_pc_offset = pc_offset;
791
792 JavaThread* thread = JavaThread::current();
793 if (SafepointMechanism::should_process(thread)) {
794 // this is a hacky way to force a safepoint check but nothing else was jumping out at me.
795 ThreadToNativeFromVM ttnfv(thread);
796 }
797 }
798
799#ifndef PRODUCT
800 if (comments().is_non_null()) {
801 for (int i = 0; i < JVMCIENV__jvmci_env__->get_length(comments()); i++) {
802 JVMCIObject comment = JVMCIENV__jvmci_env__->get_object_at(comments(), i);
803 assert(jvmci_env()->isa_HotSpotCompiledCode_Comment(comment), "cce")do { if (!(jvmci_env()->isa_HotSpotCompiledCode_Comment(comment
))) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 803, "assert(" "jvmci_env()->isa_HotSpotCompiledCode_Comment(comment)"
") failed", "cce"); ::breakpoint(); } } while (0);
804 jint offset = jvmci_env()->get_HotSpotCompiledCode_Comment_pcOffset(comment);
805 const char* text = jvmci_env()->as_utf8_string(jvmci_env()->get_HotSpotCompiledCode_Comment_text(comment));
806 buffer.block_comment(offset, text);
807 }
808 }
809#endif
810 if (_has_auto_box) {
811 JavaThread* THREAD__the_thread__ = JavaThread::current(); // For exception macros.
812 JVMCI::ensure_box_caches_initialized(CHECK_(JVMCI::ok)__the_thread__); if ((((ThreadShadow*)__the_thread__)->has_pending_exception
())) return JVMCI::ok; (void)(0);
813 }
814 return JVMCI::ok;
815}
816
817void CodeInstaller::assumption_NoFinalizableSubclass(JVMCIObject assumption) {
818 JVMCIObject receiverType_handle = jvmci_env()->get_Assumptions_NoFinalizableSubclass_receiverType(assumption);
819 Klass* receiverType = jvmci_env()->asKlass(receiverType_handle);
820 _dependencies->assert_has_no_finalizable_subclasses(receiverType);
821}
822
823void CodeInstaller::assumption_ConcreteSubtype(JVMCIObject assumption) {
824 JVMCIObject context_handle = jvmci_env()->get_Assumptions_ConcreteSubtype_context(assumption);
825 JVMCIObject subtype_handle = jvmci_env()->get_Assumptions_ConcreteSubtype_subtype(assumption);
826 Klass* context = jvmci_env()->asKlass(context_handle);
827 Klass* subtype = jvmci_env()->asKlass(subtype_handle);
828
829 assert(context->is_abstract(), "")do { if (!(context->is_abstract())) { (*g_assert_poison) =
'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 829, "assert(" "context->is_abstract()" ") failed", "");
::breakpoint(); } } while (0);
830 _dependencies->assert_abstract_with_unique_concrete_subtype(context, subtype);
831}
832
833void CodeInstaller::assumption_LeafType(JVMCIObject assumption) {
834 JVMCIObject context_handle = jvmci_env()->get_Assumptions_LeafType_context(assumption);
835 Klass* context = jvmci_env()->asKlass(context_handle);
836
837 _dependencies->assert_leaf_type(context);
838}
839
840void CodeInstaller::assumption_ConcreteMethod(JVMCIObject assumption) {
841 JVMCIObject impl_handle = jvmci_env()->get_Assumptions_ConcreteMethod_impl(assumption);
842 JVMCIObject context_handle = jvmci_env()->get_Assumptions_ConcreteMethod_context(assumption);
843
844 Method* impl = jvmci_env()->asMethod(impl_handle);
845 Klass* context = jvmci_env()->asKlass(context_handle);
846
847 _dependencies->assert_unique_concrete_method(context, impl);
848}
849
850void CodeInstaller::assumption_CallSiteTargetValue(JVMCIObject assumption, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
851 JVMCIObject callSiteConstant = jvmci_env()->get_Assumptions_CallSiteTargetValue_callSite(assumption);
852 Handle callSite = jvmci_env()->asConstant(callSiteConstant, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
853 JVMCIObject methodConstant = jvmci_env()->get_Assumptions_CallSiteTargetValue_methodHandle(assumption);
854 Handle methodHandle = jvmci_env()->asConstant(methodConstant, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
855 _dependencies->assert_call_site_target_value(callSite(), methodHandle());
856}
857
858void CodeInstaller::site_ExceptionHandler(jint pc_offset, JVMCIObject exc) {
859 jint handler_offset = jvmci_env()->get_site_ExceptionHandler_handlerPos(exc);
860
861 // Subtable header
862 _exception_handler_table.add_entry(HandlerTableEntry(1, pc_offset, 0));
863
864 // Subtable entry
865 _exception_handler_table.add_entry(HandlerTableEntry(-1, handler_offset, 0));
866}
867
868// If deoptimization happens, the interpreter should reexecute these bytecodes.
869// This function mainly helps the compilers to set up the reexecute bit.
870static bool bytecode_should_reexecute(Bytecodes::Code code) {
871 switch (code) {
872 case Bytecodes::_invokedynamic:
873 case Bytecodes::_invokevirtual:
874 case Bytecodes::_invokeinterface:
875 case Bytecodes::_invokespecial:
876 case Bytecodes::_invokestatic:
877 return false;
878 default:
879 return true;
880 }
881 return true;
882}
883
884GrowableArray<ScopeValue*>* CodeInstaller::record_virtual_objects(JVMCIObject debug_info, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
885 JVMCIObjectArray virtualObjects = jvmci_env()->get_DebugInfo_virtualObjectMapping(debug_info);
886 if (virtualObjects.is_null()) {
887 return NULL__null;
888 }
889 GrowableArray<ScopeValue*>* objects = new GrowableArray<ScopeValue*>(JVMCIENV__jvmci_env__->get_length(virtualObjects), JVMCIENV__jvmci_env__->get_length(virtualObjects), NULL__null);
890 // Create the unique ObjectValues
891 for (int i = 0; i < JVMCIENV__jvmci_env__->get_length(virtualObjects); i++) {
892 // HandleMark hm(THREAD);
893 JVMCIObject value = JVMCIENV__jvmci_env__->get_object_at(virtualObjects, i);
894 int id = jvmci_env()->get_VirtualObject_id(value);
895 JVMCIObject type = jvmci_env()->get_VirtualObject_type(value);
896 bool is_auto_box = jvmci_env()->get_VirtualObject_isAutoBox(value);
897 if (is_auto_box) {
898 _has_auto_box = true;
899 }
900 Klass* klass = jvmci_env()->asKlass(type);
901 oop javaMirror = klass->java_mirror();
902 ScopeValue *klass_sv = new ConstantOopWriteValue(JNIHandles::make_local(javaMirror));
903 ObjectValue* sv = is_auto_box ? new AutoBoxObjectValue(id, klass_sv) : new ObjectValue(id, klass_sv);
904 if (id < 0 || id >= objects->length()) {
905 JVMCI_ERROR_NULL("virtual object id %d out of bounds", id){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 905, "virtual object id %d out of bounds", id); return __null
; };
906 }
907 if (objects->at(id) != NULL__null) {
908 JVMCI_ERROR_NULL("duplicate virtual object id %d", id){ __jvmci_env__->fthrow_error( "/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 908, "duplicate virtual object id %d", id); return __null; };
909 }
910 objects->at_put(id, sv);
911 }
912 // All the values which could be referenced by the VirtualObjects
913 // exist, so now describe all the VirtualObjects themselves.
914 for (int i = 0; i < JVMCIENV__jvmci_env__->get_length(virtualObjects); i++) {
915 // HandleMark hm(THREAD);
916 JVMCIObject value = JVMCIENV__jvmci_env__->get_object_at(virtualObjects, i);
917 int id = jvmci_env()->get_VirtualObject_id(value);
918 record_object_value(objects->at(id)->as_ObjectValue(), value, objects, JVMCI_CHECK_NULL__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return __null; (void)(0);
919 }
920 _debug_recorder->dump_object_pool(objects);
921
922 return objects;
923}
924
925void CodeInstaller::record_scope(jint pc_offset, JVMCIObject debug_info, ScopeMode scope_mode, bool is_mh_invoke, bool return_oop, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
926 JVMCIObject position = jvmci_env()->get_DebugInfo_bytecodePosition(debug_info);
927 if (position.is_null()) {
928 // Stubs do not record scope info, just oop maps
929 return;
930 }
931
932 GrowableArray<ScopeValue*>* objectMapping;
933 if (scope_mode == CodeInstaller::FullFrame) {
934 objectMapping = record_virtual_objects(debug_info, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
935 } else {
936 objectMapping = NULL__null;
937 }
938 record_scope(pc_offset, position, scope_mode, objectMapping, is_mh_invoke, return_oop, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
939}
940
941int CodeInstaller::map_jvmci_bci(int bci) {
942 if (bci < 0) {
943 if (bci == jvmci_env()->get_BytecodeFrame_BEFORE_BCI()) {
944 return BeforeBci;
945 } else if (bci == jvmci_env()->get_BytecodeFrame_AFTER_BCI()) {
946 return AfterBci;
947 } else if (bci == jvmci_env()->get_BytecodeFrame_UNWIND_BCI()) {
948 return UnwindBci;
949 } else if (bci == jvmci_env()->get_BytecodeFrame_AFTER_EXCEPTION_BCI()) {
950 return AfterExceptionBci;
951 } else if (bci == jvmci_env()->get_BytecodeFrame_UNKNOWN_BCI()) {
952 return UnknownBci;
953 } else if (bci == jvmci_env()->get_BytecodeFrame_INVALID_FRAMESTATE_BCI()) {
954 return InvalidFrameStateBci;
955 }
956 ShouldNotReachHere()do { (*g_assert_poison) = 'X';; report_should_not_reach_here(
"/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 956); ::breakpoint(); } while (0);
957 }
958 return bci;
959}
960
961void CodeInstaller::record_scope(jint pc_offset, JVMCIObject position, ScopeMode scope_mode, GrowableArray<ScopeValue*>* objects, bool is_mh_invoke, bool return_oop, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
962 JVMCIObject frame;
963 if (scope_mode == CodeInstaller::FullFrame) {
964 if (!jvmci_env()->isa_BytecodeFrame(position)) {
965 JVMCI_ERROR("Full frame expected for debug info at %i", pc_offset){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 965, "Full frame expected for debug info at %i", pc_offset)
; return; };
966 }
967 frame = position;
968 }
969 JVMCIObject caller_frame = jvmci_env()->get_BytecodePosition_caller(position);
970 if (caller_frame.is_non_null()) {
971 record_scope(pc_offset, caller_frame, scope_mode, objects, is_mh_invoke, return_oop, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
972 }
973
974 JVMCIObject hotspot_method = jvmci_env()->get_BytecodePosition_method(position);
975 Thread* thread = Thread::current();
976 methodHandle method(thread, jvmci_env()->asMethod(hotspot_method));
977 jint bci = map_jvmci_bci(jvmci_env()->get_BytecodePosition_bci(position));
978 if (bci == jvmci_env()->get_BytecodeFrame_BEFORE_BCI()) {
979 bci = SynchronizationEntryBCI;
980 }
981
982 JVMCI_event_2if (JVMCITraceLevel < 2 && JVMCIEventLogLevel <
2) ; else ::JVMCI::event2("Recording scope pc_offset=%d bci=%d method=%s", pc_offset, bci, method->name_and_sig_as_C_string());
983
984 bool reexecute = false;
985 if (frame.is_non_null()) {
986 if (bci < 0){
987 reexecute = false;
988 } else {
989 Bytecodes::Code code = Bytecodes::java_code_at(method(), method->bcp_from(bci));
990 reexecute = bytecode_should_reexecute(code);
991 if (frame.is_non_null()) {
992 reexecute = (jvmci_env()->get_BytecodeFrame_duringCall(frame) == JNI_FALSE0);
993 }
994 }
995 }
996
997 DebugToken* locals_token = NULL__null;
998 DebugToken* expressions_token = NULL__null;
999 DebugToken* monitors_token = NULL__null;
1000 bool throw_exception = false;
1001
1002 if (frame.is_non_null()) {
1003 jint local_count = jvmci_env()->get_BytecodeFrame_numLocals(frame);
1004 jint expression_count = jvmci_env()->get_BytecodeFrame_numStack(frame);
1005 jint monitor_count = jvmci_env()->get_BytecodeFrame_numLocks(frame);
1006 JVMCIObjectArray values = jvmci_env()->get_BytecodeFrame_values(frame);
1007 JVMCIObjectArray slotKinds = jvmci_env()->get_BytecodeFrame_slotKinds(frame);
1008
1009 if (values.is_null() || slotKinds.is_null()) {
1010 JVMCI_THROW(NullPointerException){ __jvmci_env__->throw_NullPointerException(); return; };
1011 }
1012 if (local_count + expression_count + monitor_count != JVMCIENV__jvmci_env__->get_length(values)) {
1013 JVMCI_ERROR("unexpected values length %d in scope (%d locals, %d expressions, %d monitors)", JVMCIENV->get_length(values), local_count, expression_count, monitor_count){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1013, "unexpected values length %d in scope (%d locals, %d expressions, %d monitors)"
, __jvmci_env__->get_length(values), local_count, expression_count
, monitor_count); return; };
1014 }
1015 if (local_count + expression_count != JVMCIENV__jvmci_env__->get_length(slotKinds)) {
1016 JVMCI_ERROR("unexpected slotKinds length %d in scope (%d locals, %d expressions)", JVMCIENV->get_length(slotKinds), local_count, expression_count){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1016, "unexpected slotKinds length %d in scope (%d locals, %d expressions)"
, __jvmci_env__->get_length(slotKinds), local_count, expression_count
); return; };
1017 }
1018
1019 GrowableArray<ScopeValue*>* locals = local_count > 0 ? new GrowableArray<ScopeValue*> (local_count) : NULL__null;
1020 GrowableArray<ScopeValue*>* expressions = expression_count > 0 ? new GrowableArray<ScopeValue*> (expression_count) : NULL__null;
1021 GrowableArray<MonitorValue*>* monitors = monitor_count > 0 ? new GrowableArray<MonitorValue*> (monitor_count) : NULL__null;
1022
1023 JVMCI_event_2if (JVMCITraceLevel < 2 && JVMCIEventLogLevel <
2) ; else ::JVMCI::event2("Scope at bci %d with %d values", bci, JVMCIENV__jvmci_env__->get_length(values));
1024 JVMCI_event_2if (JVMCITraceLevel < 2 && JVMCIEventLogLevel <
2) ; else ::JVMCI::event2("%d locals %d expressions, %d monitors", local_count, expression_count, monitor_count);
1025
1026 for (jint i = 0; i < JVMCIENV__jvmci_env__->get_length(values); i++) {
1027 // HandleMark hm(THREAD);
1028 ScopeValue* second = NULL__null;
1029 JVMCIObject value = JVMCIENV__jvmci_env__->get_object_at(values, i);
1030 if (i < local_count) {
1031 BasicType type = jvmci_env()->kindToBasicType(JVMCIENV__jvmci_env__->get_object_at(slotKinds, i), JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1032 ScopeValue* first = get_scope_value(value, type, objects, second, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1033 if (second != NULL__null) {
1034 locals->append(second);
1035 }
1036 locals->append(first);
1037 } else if (i < local_count + expression_count) {
1038 BasicType type = jvmci_env()->kindToBasicType(JVMCIENV__jvmci_env__->get_object_at(slotKinds, i), JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1039 ScopeValue* first = get_scope_value(value, type, objects, second, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1040 if (second != NULL__null) {
1041 expressions->append(second);
1042 }
1043 expressions->append(first);
1044 } else {
1045 MonitorValue *monitor = get_monitor_value(value, objects, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1046 monitors->append(monitor);
1047 }
1048 if (second != NULL__null) {
1049 i++;
1050 if (i >= JVMCIENV__jvmci_env__->get_length(values) || !JVMCIENV__jvmci_env__->equals(JVMCIENV__jvmci_env__->get_object_at(values, i), jvmci_env()->get_Value_ILLEGAL())) {
1051 JVMCI_ERROR("double-slot value not followed by Value.ILLEGAL"){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1051, "double-slot value not followed by Value.ILLEGAL"); return
; };
1052 }
1053 }
1054 }
1055
1056 locals_token = _debug_recorder->create_scope_values(locals);
1057 expressions_token = _debug_recorder->create_scope_values(expressions);
1058 monitors_token = _debug_recorder->create_monitor_values(monitors);
1059
1060 throw_exception = jvmci_env()->get_BytecodeFrame_rethrowException(frame) == JNI_TRUE1;
1061 }
1062
1063 // has_ea_local_in_scope and arg_escape should be added to JVMCI
1064 const bool is_opt_native = false;
1065 const bool has_ea_local_in_scope = false;
1066 const bool arg_escape = false;
1067 _debug_recorder->describe_scope(pc_offset, method, NULL__null, bci, reexecute, throw_exception, is_mh_invoke, is_opt_native, return_oop,
1068 has_ea_local_in_scope, arg_escape,
1069 locals_token, expressions_token, monitors_token);
1070}
1071
1072void CodeInstaller::site_Safepoint(CodeBuffer& buffer, jint pc_offset, JVMCIObject site, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
1073 JVMCIObject debug_info = jvmci_env()->get_site_Infopoint_debugInfo(site);
1074 if (debug_info.is_null()) {
1075 JVMCI_ERROR("debug info expected at safepoint at %i", pc_offset){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1075, "debug info expected at safepoint at %i", pc_offset);
return; };
1076 }
1077
1078 // address instruction = _instructions->start() + pc_offset;
1079 // jint next_pc_offset = Assembler::locate_next_instruction(instruction) - _instructions->start();
1080 OopMap *map = create_oop_map(debug_info, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1081 _debug_recorder->add_safepoint(pc_offset, map);
1082 record_scope(pc_offset, debug_info, CodeInstaller::FullFrame, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1083 _debug_recorder->end_safepoint(pc_offset);
1084}
1085
1086void CodeInstaller::site_Infopoint(CodeBuffer& buffer, jint pc_offset, JVMCIObject site, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
1087 JVMCIObject debug_info = jvmci_env()->get_site_Infopoint_debugInfo(site);
1088 if (debug_info.is_null()) {
1089 JVMCI_ERROR("debug info expected at infopoint at %i", pc_offset){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1089, "debug info expected at infopoint at %i", pc_offset);
return; };
1090 }
1091
1092 // We'd like to check that pc_offset is greater than the
1093 // last pc recorded with _debug_recorder (raising an exception if not)
1094 // but DebugInformationRecorder doesn't have sufficient public API.
1095
1096 _debug_recorder->add_non_safepoint(pc_offset);
1097 record_scope(pc_offset, debug_info, CodeInstaller::BytecodePosition, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1098 _debug_recorder->end_non_safepoint(pc_offset);
1099}
1100
1101void CodeInstaller::site_Call(CodeBuffer& buffer, jint pc_offset, JVMCIObject site, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
1102 JVMCIObject target = jvmci_env()->get_site_Call_target(site);
1103 JVMCIObject hotspot_method; // JavaMethod
1104 JVMCIObject foreign_call;
1105
1106 if (jvmci_env()->isa_HotSpotForeignCallTarget(target)) {
1107 foreign_call = target;
1108 } else {
1109 hotspot_method = target;
1110 }
1111
1112 JVMCIObject debug_info = jvmci_env()->get_site_Infopoint_debugInfo(site);
1113
1114 assert(hotspot_method.is_non_null() ^ foreign_call.is_non_null(), "Call site needs exactly one type")do { if (!(hotspot_method.is_non_null() ^ foreign_call.is_non_null
())) { (*g_assert_poison) = 'X';; report_vm_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1114, "assert(" "hotspot_method.is_non_null() ^ foreign_call.is_non_null()"
") failed", "Call site needs exactly one type"); ::breakpoint
(); } } while (0);
1115
1116 NativeInstruction* inst = nativeInstruction_at(_instructions->start() + pc_offset);
1117 jint next_pc_offset = CodeInstaller::pd_next_offset(inst, pc_offset, hotspot_method, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1118
1119 if (debug_info.is_non_null()) {
1120 OopMap *map = create_oop_map(debug_info, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1121 _debug_recorder->add_safepoint(next_pc_offset, map);
1122
1123 if (hotspot_method.is_non_null()) {
1124 Method *method = jvmci_env()->asMethod(hotspot_method);
1125 vmIntrinsics::ID iid = method->intrinsic_id();
1126 bool is_mh_invoke = false;
1127 if (jvmci_env()->get_site_Call_direct(site)) {
1128 is_mh_invoke = !method->is_static() && (iid == vmIntrinsics::_compiledLambdaForm ||
1129 (MethodHandles::is_signature_polymorphic(iid) && MethodHandles::is_signature_polymorphic_intrinsic(iid)));
1130 }
1131 bool return_oop = method->is_returning_oop();
1132 record_scope(next_pc_offset, debug_info, CodeInstaller::FullFrame, is_mh_invoke, return_oop, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1133 } else {
1134 record_scope(next_pc_offset, debug_info, CodeInstaller::FullFrame, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1135 }
1136 }
1137
1138 if (foreign_call.is_non_null()) {
1139 jlong foreign_call_destination = jvmci_env()->get_HotSpotForeignCallTarget_address(foreign_call);
1140 CodeInstaller::pd_relocate_ForeignCall(inst, foreign_call_destination, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1141 } else { // method != NULL
1142 if (debug_info.is_null()) {
1143 JVMCI_ERROR("debug info expected at call at %i", pc_offset){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1143, "debug info expected at call at %i", pc_offset); return
; };
1144 }
1145
1146 JVMCI_event_3if (JVMCITraceLevel < 3 && JVMCIEventLogLevel <
3) ; else ::JVMCI::event3("method call");
1147 CodeInstaller::pd_relocate_JavaMethod(buffer, hotspot_method, pc_offset, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1148 if (_next_call_type == INVOKESTATIC || _next_call_type == INVOKESPECIAL) {
1149 // Need a static call stub for transitions from compiled to interpreted.
1150 CompiledStaticCall::emit_to_interp_stub(buffer, _instructions->start() + pc_offset);
1151 }
1152 }
1153
1154 _next_call_type = INVOKE_INVALID;
1155
1156 if (debug_info.is_non_null()) {
1157 _debug_recorder->end_safepoint(next_pc_offset);
1158 }
1159}
1160
1161void CodeInstaller::site_DataPatch(CodeBuffer& buffer, jint pc_offset, JVMCIObject site, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
1162 JVMCIObject reference = jvmci_env()->get_site_DataPatch_reference(site);
1163 if (reference.is_null()) {
1164 JVMCI_THROW(NullPointerException){ __jvmci_env__->throw_NullPointerException(); return; };
1165 } else if (jvmci_env()->isa_site_ConstantReference(reference)) {
1166 JVMCIObject constant = jvmci_env()->get_site_ConstantReference_constant(reference);
1167 if (constant.is_null()) {
1168 JVMCI_THROW(NullPointerException){ __jvmci_env__->throw_NullPointerException(); return; };
1169 } else if (jvmci_env()->isa_DirectHotSpotObjectConstantImpl(constant)) {
1170 if (!JVMCIENV__jvmci_env__->is_hotspot()) {
1171 JVMCIObject string = JVMCIENV__jvmci_env__->call_HotSpotJVMCIRuntime_callToString(constant, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1172 const char* to_string = JVMCIENV__jvmci_env__->as_utf8_string(string);
1173 JVMCI_THROW_MSG(IllegalArgumentException, err_msg("Direct object constant reached the backend: %s", to_string)){ __jvmci_env__->throw_IllegalArgumentException(err_msg("Direct object constant reached the backend: %s"
, to_string)); return; };
1174 }
1175 pd_patch_OopConstant(pc_offset, constant, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1176 } else if (jvmci_env()->isa_IndirectHotSpotObjectConstantImpl(constant)) {
1177 pd_patch_OopConstant(pc_offset, constant, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1178 } else if (jvmci_env()->isa_HotSpotMetaspaceConstantImpl(constant)) {
1179 pd_patch_MetaspaceConstant(pc_offset, constant, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1180 } else {
1181 JVMCI_ERROR("unknown constant type in data patch: %s", jvmci_env()->klass_name(constant)){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1181, "unknown constant type in data patch: %s", jvmci_env(
)->klass_name(constant)); return; };
1182 }
1183 } else if (jvmci_env()->isa_site_DataSectionReference(reference)) {
1184 int data_offset = jvmci_env()->get_site_DataSectionReference_offset(reference);
1185 if (0 <= data_offset && data_offset < _constants_size) {
1186 pd_patch_DataSectionReference(pc_offset, data_offset, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1187 } else {
1188 JVMCI_ERROR("data offset 0x%X points outside data section (size 0x%X)", data_offset, _constants_size){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1188, "data offset 0x%X points outside data section (size 0x%X)"
, data_offset, _constants_size); return; };
1189 }
1190 } else {
1191 JVMCI_ERROR("unknown data patch type: %s", jvmci_env()->klass_name(reference)){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1191, "unknown data patch type: %s", jvmci_env()->klass_name
(reference)); return; };
1192 }
1193}
1194
1195void CodeInstaller::site_Mark(CodeBuffer& buffer, jint pc_offset, JVMCIObject site, JVMCI_TRAPSJVMCIEnv* __jvmci_env__) {
1196 JVMCIObject id_obj = jvmci_env()->get_site_Mark_id(site);
1197
1198 if (id_obj.is_non_null()) {
1199 if (!jvmci_env()->is_boxing_object(T_INT, id_obj)) {
1200 JVMCI_ERROR("expected Integer id, got %s", jvmci_env()->klass_name(id_obj)){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1200, "expected Integer id, got %s", jvmci_env()->klass_name
(id_obj)); return; };
1201 }
1202 jint id = jvmci_env()->get_boxed_value(T_INT, id_obj).i;
1203
1204 address pc = _instructions->start() + pc_offset;
1205
1206 switch (id) {
1207 case UNVERIFIED_ENTRY:
1208 _offsets.set_value(CodeOffsets::Entry, pc_offset);
1209 break;
1210 case VERIFIED_ENTRY:
1211 _offsets.set_value(CodeOffsets::Verified_Entry, pc_offset);
1212 break;
1213 case OSR_ENTRY:
1214 _offsets.set_value(CodeOffsets::OSR_Entry, pc_offset);
1215 break;
1216 case EXCEPTION_HANDLER_ENTRY:
1217 _offsets.set_value(CodeOffsets::Exceptions, pc_offset);
1218 break;
1219 case DEOPT_HANDLER_ENTRY:
1220 _offsets.set_value(CodeOffsets::Deopt, pc_offset);
1221 break;
1222 case DEOPT_MH_HANDLER_ENTRY:
1223 _offsets.set_value(CodeOffsets::DeoptMH, pc_offset);
1224 break;
1225 case FRAME_COMPLETE:
1226 _offsets.set_value(CodeOffsets::Frame_Complete, pc_offset);
1227 break;
1228 case INVOKEVIRTUAL:
1229 case INVOKEINTERFACE:
1230 case INLINE_INVOKE:
1231 case INVOKESTATIC:
1232 case INVOKESPECIAL:
1233 _next_call_type = (MarkId) id;
1234 _invoke_mark_pc = pc;
1235 break;
1236 case POLL_NEAR:
1237 case POLL_FAR:
1238 case POLL_RETURN_NEAR:
1239 case POLL_RETURN_FAR:
1240 pd_relocate_poll(pc, id, JVMCI_CHECK__jvmci_env__); if ((__jvmci_env__->has_pending_exception(
))) return ; (void)(0);
1241 break;
1242 case CARD_TABLE_SHIFT:
1243 case CARD_TABLE_ADDRESS:
1244 case HEAP_TOP_ADDRESS:
1245 case HEAP_END_ADDRESS:
1246 case NARROW_KLASS_BASE_ADDRESS:
1247 case NARROW_OOP_BASE_ADDRESS:
1248 case CRC_TABLE_ADDRESS:
1249 case LOG_OF_HEAP_REGION_GRAIN_BYTES:
1250 case INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED:
1251 case VERIFY_OOPS:
1252 case VERIFY_OOP_BITS:
1253 case VERIFY_OOP_MASK:
1254 case VERIFY_OOP_COUNT_ADDRESS:
1255 break;
1256 default:
1257 JVMCI_ERROR("invalid mark id: %d", id){ __jvmci_env__->fthrow_error("/home/daniel/Projects/java/jdk/src/hotspot/share/jvmci/jvmciCodeInstaller.cpp"
, 1257, "invalid mark id: %d", id); return; };
1258 break;
1259 }
1260 }
1261}