#ifndef V8_X64_ASSEMBLER_X64_INL_H_
#define V8_X64_ASSEMBLER_X64_INL_H_
-#include "x64/assembler-x64.h"
+#include "src/x64/assembler-x64.h"
-#include "cpu.h"
-#include "debug.h"
-#include "v8memory.h"
+#include "src/cpu.h"
+#include "src/debug.h"
+#include "src/v8memory.h"
namespace v8 {
namespace internal {
+bool CpuFeatures::SupportsCrankshaft() { return true; }
+bool CpuFeatures::SupportsSIMD128InCrankshaft() { return true; }
+
// -----------------------------------------------------------------------------
// Implementation of Assembler
void Assembler::emit_runtime_entry(Address entry, RelocInfo::Mode rmode) {
ASSERT(RelocInfo::IsRuntimeEntry(rmode));
- ASSERT(isolate()->code_range()->exists());
RecordRelocInfo(rmode);
emitl(static_cast<uint32_t>(entry - isolate()->code_range()->start()));
}
void Assembler::set_target_address_at(Address pc,
ConstantPoolArray* constant_pool,
- Address target) {
+ Address target,
+ ICacheFlushMode icache_flush_mode) {
Memory::int32_at(pc) = static_cast<int32_t>(target - pc - 4);
- CPU::FlushICache(pc, sizeof(int32_t));
+ if (icache_flush_mode != SKIP_ICACHE_FLUSH) {
+ CPU::FlushICache(pc, sizeof(int32_t));
+ }
}
Address Assembler::runtime_entry_at(Address pc) {
- ASSERT(isolate()->code_range()->exists());
return Memory::int32_at(pc) + isolate()->code_range()->start();
}
// Implementation of RelocInfo
// The modes possibly affected by apply must be in kApplyMask.
-void RelocInfo::apply(intptr_t delta) {
+void RelocInfo::apply(intptr_t delta, ICacheFlushMode icache_flush_mode) {
+ bool flush_icache = icache_flush_mode != SKIP_ICACHE_FLUSH;
if (IsInternalReference(rmode_)) {
// absolute code pointer inside code object moves with the code object.
Memory::Address_at(pc_) += static_cast<int32_t>(delta);
- CPU::FlushICache(pc_, sizeof(Address));
+ if (flush_icache) CPU::FlushICache(pc_, sizeof(Address));
} else if (IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_)) {
Memory::int32_at(pc_) -= static_cast<int32_t>(delta);
- CPU::FlushICache(pc_, sizeof(int32_t));
+ if (flush_icache) CPU::FlushICache(pc_, sizeof(int32_t));
} else if (rmode_ == CODE_AGE_SEQUENCE) {
if (*pc_ == kCallOpcode) {
int32_t* p = reinterpret_cast<int32_t*>(pc_ + 1);
*p -= static_cast<int32_t>(delta); // Relocate entry.
- CPU::FlushICache(p, sizeof(uint32_t));
+ if (flush_icache) CPU::FlushICache(p, sizeof(uint32_t));
}
}
}
}
-void RelocInfo::set_target_address(Address target, WriteBarrierMode mode) {
+void RelocInfo::set_target_address(Address target,
+ WriteBarrierMode write_barrier_mode,
+ ICacheFlushMode icache_flush_mode) {
ASSERT(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_));
- Assembler::set_target_address_at(pc_, host_, target);
- if (mode == UPDATE_WRITE_BARRIER && host() != NULL && IsCodeTarget(rmode_)) {
+ Assembler::set_target_address_at(pc_, host_, target, icache_flush_mode);
+ if (write_barrier_mode == UPDATE_WRITE_BARRIER && host() != NULL &&
+ IsCodeTarget(rmode_)) {
Object* target_code = Code::GetCodeFromTargetAddress(target);
host()->GetHeap()->incremental_marking()->RecordWriteIntoCode(
host(), this, HeapObject::cast(target_code));
}
-void RelocInfo::set_target_object(Object* target, WriteBarrierMode mode) {
+void RelocInfo::set_target_object(Object* target,
+ WriteBarrierMode write_barrier_mode,
+ ICacheFlushMode icache_flush_mode) {
ASSERT(IsCodeTarget(rmode_) || rmode_ == EMBEDDED_OBJECT);
ASSERT(!target->IsConsString());
Memory::Object_at(pc_) = target;
- CPU::FlushICache(pc_, sizeof(Address));
- if (mode == UPDATE_WRITE_BARRIER &&
+ if (icache_flush_mode != SKIP_ICACHE_FLUSH) {
+ CPU::FlushICache(pc_, sizeof(Address));
+ }
+ if (write_barrier_mode == UPDATE_WRITE_BARRIER &&
host() != NULL &&
target->IsHeapObject()) {
host()->GetHeap()->incremental_marking()->RecordWrite(
void RelocInfo::set_target_runtime_entry(Address target,
- WriteBarrierMode mode) {
+ WriteBarrierMode write_barrier_mode,
+ ICacheFlushMode icache_flush_mode) {
ASSERT(IsRuntimeEntry(rmode_));
- if (target_address() != target) set_target_address(target, mode);
+ if (target_address() != target) {
+ set_target_address(target, write_barrier_mode, icache_flush_mode);
+ }
}
}
-void RelocInfo::set_target_cell(Cell* cell, WriteBarrierMode mode) {
+void RelocInfo::set_target_cell(Cell* cell,
+ WriteBarrierMode write_barrier_mode,
+ ICacheFlushMode icache_flush_mode) {
ASSERT(rmode_ == RelocInfo::CELL);
Address address = cell->address() + Cell::kValueOffset;
Memory::Address_at(pc_) = address;
- CPU::FlushICache(pc_, sizeof(Address));
- if (mode == UPDATE_WRITE_BARRIER &&
+ if (icache_flush_mode != SKIP_ICACHE_FLUSH) {
+ CPU::FlushICache(pc_, sizeof(Address));
+ }
+ if (write_barrier_mode == UPDATE_WRITE_BARRIER &&
host() != NULL) {
// TODO(1550) We are passing NULL as a slot because cell can never be on
// evacuation candidate.
}
-void RelocInfo::set_code_age_stub(Code* stub) {
+void RelocInfo::set_code_age_stub(Code* stub,
+ ICacheFlushMode icache_flush_mode) {
ASSERT(*pc_ == kCallOpcode);
ASSERT(rmode_ == RelocInfo::CODE_AGE_SEQUENCE);
- Assembler::set_target_address_at(pc_ + 1, host_, stub->instruction_start());
+ Assembler::set_target_address_at(pc_ + 1, host_, stub->instruction_start(),
+ icache_flush_mode);
}