Revision: 17748
Author: [email protected]
Date: Thu Nov 14 14:15:52 2013 UTC
Log: Remove unused LoadNumber* from ARM macro assembler.
[email protected]
BUG=
Review URL: https://codereview.chromium.org/70093002
http://code.google.com/p/v8/source/detail?r=17748
Modified:
/branches/bleeding_edge/src/arm/macro-assembler-arm.cc
=======================================
--- /branches/bleeding_edge/src/arm/macro-assembler-arm.cc Fri Nov 8
17:35:58 2013 UTC
+++ /branches/bleeding_edge/src/arm/macro-assembler-arm.cc Thu Nov 14
14:15:52 2013 UTC
@@ -856,96 +856,6 @@
vmov(dst, VmovIndexLo, src);
}
}
-
-
-void MacroAssembler::LoadNumber(Register object,
- LowDwVfpRegister dst,
- Register heap_number_map,
- Register scratch,
- Label* not_number) {
- Label is_smi, done;
-
- UntagAndJumpIfSmi(scratch, object, &is_smi);
- JumpIfNotHeapNumber(object, heap_number_map, scratch, not_number);
-
- vldr(dst, FieldMemOperand(object, HeapNumber::kValueOffset));
- b(&done);
-
- // Handle loading a double from a smi.
- bind(&is_smi);
- vmov(dst.high(), scratch);
- vcvt_f64_s32(dst, dst.high());
-
- bind(&done);
-}
-
-
-void MacroAssembler::LoadNumberAsInt32Double(Register object,
- DwVfpRegister double_dst,
- Register heap_number_map,
- Register scratch,
- LowDwVfpRegister
double_scratch,
- Label* not_int32) {
- ASSERT(!scratch.is(object));
- ASSERT(!heap_number_map.is(object) && !heap_number_map.is(scratch));
-
- Label done, obj_is_not_smi;
-
- UntagAndJumpIfNotSmi(scratch, object, &obj_is_not_smi);
- vmov(double_scratch.low(), scratch);
- vcvt_f64_s32(double_dst, double_scratch.low());
- b(&done);
-
- bind(&obj_is_not_smi);
- JumpIfNotHeapNumber(object, heap_number_map, scratch, not_int32);
-
- // Load the number.
- // Load the double value.
- vldr(double_dst, FieldMemOperand(object, HeapNumber::kValueOffset));
-
- TestDoubleIsInt32(double_dst, double_scratch);
- // Jump to not_int32 if the operation did not succeed.
- b(ne, not_int32);
-
- bind(&done);
-}
-
-
-void MacroAssembler::LoadNumberAsInt32(Register object,
- Register dst,
- Register heap_number_map,
- Register scratch,
- DwVfpRegister double_scratch0,
- LowDwVfpRegister double_scratch1,
- Label* not_int32) {
- ASSERT(!dst.is(object));
- ASSERT(!scratch.is(object));
-
- Label done, maybe_undefined;
-
- UntagAndJumpIfSmi(dst, object, &done);
-
- JumpIfNotHeapNumber(object, heap_number_map, scratch, &maybe_undefined);
-
- // Object is a heap number.
- // Convert the floating point value to a 32-bit integer.
- // Load the double value.
- vldr(double_scratch0, FieldMemOperand(object, HeapNumber::kValueOffset));
-
- TryDoubleToInt32Exact(dst, double_scratch0, double_scratch1);
- // Jump to not_int32 if the operation did not succeed.
- b(ne, not_int32);
- b(&done);
-
- bind(&maybe_undefined);
- CompareRoot(object, Heap::kUndefinedValueRootIndex);
- b(ne, not_int32);
- // |undefined| is truncated to 0.
- mov(dst, Operand(Smi::FromInt(0)));
- // Fall through.
-
- bind(&done);
-}
void MacroAssembler::Prologue(PrologueFrameMode frame_mode) {
--
--
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