Reviewers: baptiste.afsa1,
Description:
A64: Fix LWrapReceiver for strict mode
Make LWrapReceiver read the compiler hints fields as int32 and read the
correct
strict mode bits.
BUG=none
Please review this at https://codereview.chromium.org/146863002/
SVN Base: https://v8.googlecode.com/svn/branches/experimental/a64
Affected files (+6, -4 lines):
M src/a64/lithium-codegen-a64.cc
Index: src/a64/lithium-codegen-a64.cc
diff --git a/src/a64/lithium-codegen-a64.cc b/src/a64/lithium-codegen-a64.cc
index
7040946732f628069a0318d8d553981189084f84..af06bf5b751b789ed0d0a53737749e2f5bda9137
100644
--- a/src/a64/lithium-codegen-a64.cc
+++ b/src/a64/lithium-codegen-a64.cc
@@ -5384,12 +5384,14 @@ void LCodeGen::DoWrapReceiver(LWrapReceiver* instr)
{
// builtins and strict-mode functions.
Label global_object, done, deopt;
- // Do not transform the receiver to object for strict mode functions.
__ Ldr(temp, FieldMemOperand(function,
JSFunction::kSharedFunctionInfoOffset));
- __ Ldr(temp,
- UntagSmiFieldMemOperand(temp,
-
SharedFunctionInfo::kCompilerHintsOffset));
+
+ // CompilerHints is an int32 field. See objects.h.
+ __ Ldr(temp.W(),
+ FieldMemOperand(temp, SharedFunctionInfo::kCompilerHintsOffset));
+
+ // Do not transform the receiver to object for strict mode functions.
__ Tbnz(temp, SharedFunctionInfo::kStrictModeFunction, &done);
// Do not transform the receiver to object for builtins.
--
--
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