diff options
| -rw-r--r-- | js/src/jit/mips64/MacroAssembler-mips64.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/jit/mips64/MacroAssembler-mips64.cpp b/js/src/jit/mips64/MacroAssembler-mips64.cpp index e16e5d03f..d283d0b4c 100644 --- a/js/src/jit/mips64/MacroAssembler-mips64.cpp +++ b/js/src/jit/mips64/MacroAssembler-mips64.cpp @@ -1366,22 +1366,52 @@ MacroAssemblerMIPS64Compat::testUndefinedSet(Condition cond, const ValueOperand& void MacroAssemblerMIPS64Compat::unboxNonDouble(const ValueOperand& operand, Register dest) { + Label isInt32, done; + Register tag = splitTagForTest(operand); + asMasm().branchTestInt32(Assembler::Equal, tag, &isInt32); + ma_dext(dest, operand.valueReg(), Imm32(0), Imm32(JSVAL_TAG_SHIFT)); + jump(&done); + + bind(&isInt32); + ma_sll(dest, operand.valueReg(), Imm32(0)); + + bind(&done); } void MacroAssemblerMIPS64Compat::unboxNonDouble(const Address& src, Register dest) { + Label isInt32, done; loadPtr(Address(src.base, src.offset), dest); + splitTag(dest, SecondScratchReg); + asMasm().branchTestInt32(Assembler::Equal, SecondScratchReg, &isInt32); + ma_dext(dest, dest, Imm32(0), Imm32(JSVAL_TAG_SHIFT)); + jump(&done); + + bind(&isInt32); + ma_sll(dest, dest, Imm32(0)); + + bind(&done); } void MacroAssemblerMIPS64Compat::unboxNonDouble(const BaseIndex& src, Register dest) { + Label isInt32, done; computeScaledAddress(src, SecondScratchReg); loadPtr(Address(SecondScratchReg, src.offset), dest); + splitTag(dest, SecondScratchReg); + asMasm().branchTestInt32(Assembler::Equal, SecondScratchReg, &isInt32); + ma_dext(dest, dest, Imm32(0), Imm32(JSVAL_TAG_SHIFT)); + jump(&done); + + bind(&isInt32); + ma_sll(dest, dest, Imm32(0)); + + bind(&done); } void |