src/compiler/ia32/code-generator-ia32.cc - Issue 2814753003: [SAB] Validate index before value conversion

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Unified Diff: src/compiler/ia32/code-generator-ia32.cc

Issue 2814753003: [SAB] Validate index before value conversion (Closed)

Patch Set: use byte temp register only for int8/uint8 Created 3 years, 8 months ago

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Index: src/compiler/ia32/code-generator-ia32.cc

diff --git a/src/compiler/ia32/code-generator-ia32.cc b/src/compiler/ia32/code-generator-ia32.cc

index 9dbf19c3f59eb0d0d393040e00916eb5cb9af52e..dabdab3810947a32cc054541b5c68b94e7cffe21 100644

--- a/src/compiler/ia32/code-generator-ia32.cc

+++ b/src/compiler/ia32/code-generator-ia32.cc

@@ -780,7 +780,7 @@ class OutOfLineRecordWrite final : public OutOfLineCode {

Label binop; \

__ bind(&binop); \

__ mov_inst(eax, i.MemoryOperand(1)); \

- __ mov_inst(i.TempRegister(0), Operand(eax)); \

+ __ Move(i.TempRegister(0), eax); \

__ bin_inst(i.TempRegister(0), i.InputRegister(0)); \

__ lock(); \

__ cmpxchg_inst(i.MemoryOperand(1), i.TempRegister(0)); \