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Unified Diff: src/ia32/macro-assembler-ia32.cc

Issue 942513002: Put the type feedback vector in the unoptimized JavaScript frame. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: ia32 lithium fix. Created 5 years, 10 months ago
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Index: src/ia32/macro-assembler-ia32.cc
diff --git a/src/ia32/macro-assembler-ia32.cc b/src/ia32/macro-assembler-ia32.cc
index 53ffa39357c97a47aa53df3f934a712fb30e9380..c85789efa1e2dff5a90b0d1e3f3a79e383d7239e 100644
--- a/src/ia32/macro-assembler-ia32.cc
+++ b/src/ia32/macro-assembler-ia32.cc
@@ -3287,6 +3287,22 @@ void MacroAssembler::TruncatingDiv(Register dividend, int32_t divisor) {
}
+void MacroAssembler::OSRDropVectorFromStack(int unoptimized_slot_count,
+ Register scratch0,
+ Register scratch1) {
+ if (unoptimized_slot_count > 0) {
+ Label loop_start;
+ lea(scratch0,
+ Operand(ebp, JavaScriptFrameConstants::kFeedbackVectorOffset));
+ bind(&loop_start);
+ mov(scratch1, Operand(scratch0, -1 * kPointerSize));
+ mov(Operand(scratch0, 0), scratch1);
+ sub(scratch0, Immediate(kPointerSize));
+ cmp(scratch0, esp);
+ j(greater, &loop_start);
+ }
+ add(esp, Immediate(kPointerSize));
+}
} } // namespace v8::internal
#endif // V8_TARGET_ARCH_IA32

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