Revision: 17760
Author: [email protected]
Date: Thu Nov 14 18:48:54 2013 UTC
Log: MIPS: Remove unused LoadNumber* from macro assembler.
Port r17748 (595bed6)
BUG=
[email protected]
Review URL: https://codereview.chromium.org/70233011
Patch from Balazs Kilvady <[email protected]>.
http://code.google.com/p/v8/source/detail?r=17760
Modified:
/branches/bleeding_edge/src/mips/macro-assembler-mips.cc
=======================================
--- /branches/bleeding_edge/src/mips/macro-assembler-mips.cc Fri Nov 8
19:35:37 2013 UTC
+++ /branches/bleeding_edge/src/mips/macro-assembler-mips.cc Thu Nov 14
18:48:54 2013 UTC
@@ -4510,116 +4510,6 @@
bind(&ok);
}
}
-
-
-void MacroAssembler::LoadNumber(Register object,
- FPURegister 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);
-
- ldc1(dst, FieldMemOperand(object, HeapNumber::kValueOffset));
- Branch(&done);
-
- bind(&is_smi);
- mtc1(scratch, dst);
- cvt_d_w(dst, dst);
-
- bind(&done);
-}
-
-
-void MacroAssembler::LoadNumberAsInt32Double(Register object,
- DoubleRegister double_dst,
- Register heap_number_map,
- Register scratch1,
- Register scratch2,
- FPURegister double_scratch,
- Label* not_int32) {
- ASSERT(!scratch1.is(object) && !scratch2.is(object));
- ASSERT(!scratch1.is(scratch2));
- ASSERT(!heap_number_map.is(object) &&
- !heap_number_map.is(scratch1) &&
- !heap_number_map.is(scratch2));
-
- Label done, obj_is_not_smi;
-
- UntagAndJumpIfNotSmi(scratch1, object, &obj_is_not_smi);
- mtc1(scratch1, double_scratch);
- cvt_d_w(double_dst, double_scratch);
- Branch(&done);
-
- bind(&obj_is_not_smi);
- JumpIfNotHeapNumber(object, heap_number_map, scratch1, not_int32);
-
- // Load the number.
- // Load the double value.
- ldc1(double_dst, FieldMemOperand(object, HeapNumber::kValueOffset));
-
- Register except_flag = scratch2;
- EmitFPUTruncate(kRoundToZero,
- scratch1,
- double_dst,
- at,
- double_scratch,
- except_flag,
- kCheckForInexactConversion);
-
- // Jump to not_int32 if the operation did not succeed.
- Branch(not_int32, ne, except_flag, Operand(zero_reg));
- bind(&done);
-}
-
-
-void MacroAssembler::LoadNumberAsInt32(Register object,
- Register dst,
- Register heap_number_map,
- Register scratch1,
- Register scratch2,
- FPURegister double_scratch0,
- FPURegister double_scratch1,
- Label* not_int32) {
- ASSERT(!dst.is(object));
- ASSERT(!scratch1.is(object) && !scratch2.is(object));
- ASSERT(!scratch1.is(scratch2));
-
- Label done, maybe_undefined;
-
- UntagAndJumpIfSmi(dst, object, &done);
-
- JumpIfNotHeapNumber(object, heap_number_map, scratch1, &maybe_undefined);
-
- // Object is a heap number.
- // Convert the floating point value to a 32-bit integer.
- // Load the double value.
- ldc1(double_scratch0, FieldMemOperand(object, HeapNumber::kValueOffset));
-
- Register except_flag = scratch2;
- EmitFPUTruncate(kRoundToZero,
- dst,
- double_scratch0,
- scratch1,
- double_scratch1,
- except_flag,
- kCheckForInexactConversion);
-
- // Jump to not_int32 if the operation did not succeed.
- Branch(not_int32, ne, except_flag, Operand(zero_reg));
- Branch(&done);
-
- bind(&maybe_undefined);
- LoadRoot(at, Heap::kUndefinedValueRootIndex);
- Branch(not_int32, ne, object, Operand(at));
- // |undefined| is truncated to 0.
- li(dst, Operand(Smi::FromInt(0)));
- // Fall through.
-
- bind(&done);
-}
void MacroAssembler::Prologue(PrologueFrameMode frame_mode) {
--
--
v8-dev mailing list
[email protected]
http://groups.google.com/group/v8-dev
---
You received this message because you are subscribed to the Google Groups "v8-dev" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
For more options, visit https://groups.google.com/groups/opt_out.
