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Commit b6b96bf4 authored by Clemens Hammacher's avatar Clemens Hammacher Committed by Commit Bot
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[compiler] Remove unneeded conditional 

The {FrameScope} with {StackFrame::NONE} just sets the {has_frame_}
field in the {TurboAssembler}, so it's fine to just unconditionally do
that. The field will be reverted to the previous state when the
{FrameScope} dies.

R=mstarzinger@chromium.org

Bug: v8:9396
Change-Id: Iec56a9bd45d19eda689ff033df58928d6edbdcf0
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1692930
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Reviewed-by: 's avatarMichael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62626}
parent 3a8e6fb7
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Showing with 16 additions and 72 deletions
src/compiler/backend/arm/code-generator-arm.cc
View file @ b6b96bf4
......@@ -883,32 +883,25 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
break;
case kArchAbortJS:
DCHECK(i.InputRegister(0) == r1);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
} else {
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
}
__ stop();
unwinding_info_writer_.MarkBlockWillExit();
break;
case kArchAbortCSAAssert:
DCHECK(i.InputRegister(0) == r1);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
} else {
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
}
__ stop();
unwinding_info_writer_.MarkBlockWillExit();
......
src/compiler/backend/arm64/code-generator-arm64.cc
View file @ b6b96bf4
......@@ -796,32 +796,25 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
break;
case kArchAbortJS:
DCHECK(i.InputRegister(0).is(x1));
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
} else {
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
}
__ Debug("kArchAbortJS", 0, BREAK);
unwinding_info_writer_.MarkBlockWillExit();
break;
case kArchAbortCSAAssert:
DCHECK(i.InputRegister(0).is(x1));
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
} else {
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
}
__ Debug("kArchAbortCSAAssert", 0, BREAK);
unwinding_info_writer_.MarkBlockWillExit();
......
src/compiler/backend/ia32/code-generator-ia32.cc
View file @ b6b96bf4
......@@ -887,31 +887,24 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
break;
case kArchAbortJS:
DCHECK(i.InputRegister(0) == edx);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
} else {
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
}
__ int3();
break;
case kArchAbortCSAAssert:
DCHECK(i.InputRegister(0) == edx);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
} else {
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
}
__ int3();
break;
......
src/compiler/backend/mips/code-generator-mips.cc
View file @ b6b96bf4
......@@ -829,31 +829,24 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
break;
case kArchAbortJS:
DCHECK(i.InputRegister(0) == a0);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
} else {
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
}
__ stop();
break;
case kArchAbortCSAAssert:
DCHECK(i.InputRegister(0) == a0);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
} else {
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
}
__ stop();
break;
......
src/compiler/backend/mips64/code-generator-mips64.cc
View file @ b6b96bf4
......@@ -807,31 +807,24 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
break;
case kArchAbortJS:
DCHECK(i.InputRegister(0) == a0);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
} else {
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
}
__ stop();
break;
case kArchAbortCSAAssert:
DCHECK(i.InputRegister(0) == a0);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
} else {
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
}
__ stop();
break;
......
src/compiler/backend/ppc/code-generator-ppc.cc
View file @ b6b96bf4
......@@ -1085,31 +1085,24 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
break;
case kArchAbortJS:
DCHECK(i.InputRegister(0) == r4);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
} else {
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
}
__ stop();
break;
case kArchAbortCSAAssert:
DCHECK(i.InputRegister(0) == r4);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
} else {
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
}
__ stop();
break;
......
src/compiler/backend/s390/code-generator-s390.cc
View file @ b6b96bf4
......@@ -1560,31 +1560,24 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
break;
case kArchAbortJS:
DCHECK(i.InputRegister(0) == r3);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
} else {
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
}
__ stop();
break;
case kArchAbortCSAAssert:
DCHECK(i.InputRegister(0) == r3);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
} else {
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
}
__ stop();
break;
......
src/compiler/backend/x64/code-generator-x64.cc
View file @ b6b96bf4
......@@ -968,32 +968,25 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
break;
case kArchAbortJS:
DCHECK(i.InputRegister(0) == rdx);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
} else {
__ Call(isolate()->builtins()->builtin_handle(Builtins::kAbortJS),
RelocInfo::CODE_TARGET);
}
__ int3();
unwinding_info_writer_.MarkBlockWillExit();
break;
case kArchAbortCSAAssert:
DCHECK(i.InputRegister(0) == rdx);
if (!frame_access_state()->has_frame()) {
{
// We don't actually want to generate a pile of code for this, so just
// claim there is a stack frame, without generating one.
FrameScope scope(tasm(), StackFrame::NONE);
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
} else {
__ Call(
isolate()->builtins()->builtin_handle(Builtins::kAbortCSAAssert),
RelocInfo::CODE_TARGET);
}
__ int3();
unwinding_info_writer_.MarkBlockWillExit();
......
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