diff options
Diffstat (limited to 'deps/v8/src/arm/codegen-arm.cc')
| -rw-r--r-- | deps/v8/src/arm/codegen-arm.cc | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/deps/v8/src/arm/codegen-arm.cc b/deps/v8/src/arm/codegen-arm.cc index fa6efcd3c1..6e0604bc6e 100644 --- a/deps/v8/src/arm/codegen-arm.cc +++ b/deps/v8/src/arm/codegen-arm.cc @@ -4343,9 +4343,7 @@ void CodeGenerator::GenerateMathPow(ZoneList<Expression*>* args) { __ bind(&powi); // Load 1.0 into d0. - __ mov(scratch2, Operand(0x3ff00000)); - __ mov(scratch1, Operand(0)); - __ vmov(d0, scratch1, scratch2); + __ vmov(d0, 1.0); // Get the absolute untagged value of the exponent and use that for the // calculation. @@ -4405,9 +4403,7 @@ void CodeGenerator::GenerateMathPow(ZoneList<Expression*>* args) { AVOID_NANS_AND_INFINITIES); // Load 1.0 into d2. - __ mov(scratch2, Operand(0x3ff00000)); - __ mov(scratch1, Operand(0)); - __ vmov(d2, scratch1, scratch2); + __ vmov(d2, 1.0); // Calculate the reciprocal of the square root. 1/sqrt(x) = sqrt(1/x). __ vdiv(d0, d2, d0); @@ -4874,12 +4870,8 @@ void CodeGenerator::GenerateRandomHeapNumber( __ jmp(&heapnumber_allocated); __ bind(&slow_allocate_heapnumber); - // To allocate a heap number, and ensure that it is not a smi, we - // call the runtime function FUnaryMinus on 0, returning the double - // -0.0. A new, distinct heap number is returned each time. - __ mov(r0, Operand(Smi::FromInt(0))); - __ push(r0); - __ CallRuntime(Runtime::kNumberUnaryMinus, 1); + // Allocate a heap number. + __ CallRuntime(Runtime::kNumberAlloc, 0); __ mov(r4, Operand(r0)); __ bind(&heapnumber_allocated); |