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ppc64: [baseline] port GetSharedFunctionInfoBytecodeOrBaseline

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Change-Id: Id3c0c09ca0c0e3b95ec51a8563d092c8410d3bc5
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3568925
Reviewed-by: Milad Farazmand <mfarazma@redhat.com>
Commit-Queue: Junliang Yan <junyan@redhat.com>
Cr-Commit-Position: refs/heads/main@{#79753}
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Junliang Yan 2022-04-04 09:52:47 -04:00 committed by V8 LUCI CQ
parent 66f8f20a2a
commit 4d7877ae13
1 changed files with 39 additions and 0 deletions
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39
src/builtins/ppc/builtins-ppc.cc
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@ -32,6 +32,45 @@ namespace v8 {
namespace internal {
#define __ ACCESS_MASM(masm)
namespace {
static void AssertCodeIsBaseline(MacroAssembler* masm, Register code,
Register scratch) {
DCHECK(!AreAliased(code, scratch));
// Verify that the code kind is baseline code via the CodeKind.
__ LoadU32(scratch, FieldMemOperand(code, Code::kFlagsOffset));
__ DecodeField<Code::KindField>(scratch);
__ CmpS64(scratch, Operand(static_cast<int>(CodeKind::BASELINE)), r0);
__ Assert(eq, AbortReason::kExpectedBaselineData);
}
static void GetSharedFunctionInfoBytecodeOrBaseline(MacroAssembler* masm,
Register sfi_data,
Register scratch1,
Label* is_baseline) {
USE(GetSharedFunctionInfoBytecodeOrBaseline);
ASM_CODE_COMMENT(masm);
Label done;
__ CompareObjectType(sfi_data, scratch1, scratch1, CODET_TYPE);
if (FLAG_debug_code) {
Label not_baseline;
__ b(ne, &not_baseline);
AssertCodeIsBaseline(masm, sfi_data, scratch1);
__ beq(is_baseline);
__ bind(&not_baseline);
} else {
__ beq(is_baseline);
}
__ CmpS32(scratch1, Operand(INTERPRETER_DATA_TYPE), r0);
__ bne(&done);
__ LoadTaggedPointerField(
sfi_data,
FieldMemOperand(sfi_data, InterpreterData::kBytecodeArrayOffset));
__ bind(&done);
}
} // namespace
void Builtins::Generate_Adaptor(MacroAssembler* masm, Address address) {
__ Move(kJavaScriptCallExtraArg1Register, ExternalReference::Create(address));