Reviewers: danno, rossberg, Paul Lind, kisg, dusmil, palfia,
Description:
MIPS: Fix register usage of r20076.
BUG=
Please review this at https://codereview.chromium.org/206763002/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files (+5, -5 lines):
M src/mips/builtins-mips.cc
Index: src/mips/builtins-mips.cc
diff --git a/src/mips/builtins-mips.cc b/src/mips/builtins-mips.cc
index
628dc21235e865d004f9157d5a2449c6c7b361f1..63eb5fc550e66bac09b421d2f15bff931d36cbfd
100644
--- a/src/mips/builtins-mips.cc
+++ b/src/mips/builtins-mips.cc
@@ -473,8 +473,10 @@ static void
Generate_JSConstructStubHelper(MacroAssembler* masm,
__ lw(a0, FieldMemOperand(a2, Map::kInstanceSizesOffset));
__ Ext(a0, a0, Map::kPreAllocatedPropertyFieldsByte * kBitsPerByte,
kBitsPerByte);
- __ sll(t0, a0, kPointerSizeLog2);
- __ addu(a0, t5, t0);
+ __ sll(at, a0, kPointerSizeLog2);
+ __ addu(a0, t5, at);
+ __ sll(at, a3, kPointerSizeLog2);
+ __ Addu(t6, t4, Operand(at)); // End of object.
// a0: offset of first field after pre-allocated fields
if (FLAG_debug_code) {
__ Assert(le, kUnexpectedNumberOfPreAllocatedPropertyFields,
@@ -483,9 +485,7 @@ static void
Generate_JSConstructStubHelper(MacroAssembler* masm,
__ InitializeFieldsWithFiller(t5, a0, t7);
// To allow for truncation.
__ LoadRoot(t7, Heap::kOnePointerFillerMapRootIndex);
- __ sll(at, a3, kPointerSizeLog2);
- __ Addu(a0, t4, Operand(at)); // End of object.
- __ InitializeFieldsWithFiller(t5, a0, t7);
+ __ InitializeFieldsWithFiller(t5, t6, t7);
} else if (create_memento) {
__ Subu(t7, a3, Operand(AllocationMemento::kSize / kPointerSize));
__ sll(at, t7, kPointerSizeLog2);
--
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