Revision: 17657
Author: [email protected]
Date: Tue Nov 12 15:11:06 2013 UTC
Log: Fix implementation of compare-minus-zero-and-branch on ia32 and
x64.
[email protected]
BUG=
Review URL: https://codereview.chromium.org/63573004
http://code.google.com/p/v8/source/detail?r=17657
Modified:
/branches/bleeding_edge/src/ia32/lithium-codegen-ia32.cc
/branches/bleeding_edge/src/x64/lithium-codegen-x64.cc
=======================================
--- /branches/bleeding_edge/src/ia32/lithium-codegen-ia32.cc Tue Nov 12
11:53:13 2013 UTC
+++ /branches/bleeding_edge/src/ia32/lithium-codegen-ia32.cc Tue Nov 12
15:11:06 2013 UTC
@@ -2689,7 +2689,7 @@
} else {
Register value = ToRegister(instr->value());
Handle<Map> map = masm()->isolate()->factory()->heap_number_map();
- __ CheckMap(eax, map, &if_false, DO_SMI_CHECK);
+ __ CheckMap(value, map, &if_false, DO_SMI_CHECK);
__ cmp(FieldOperand(value, HeapNumber::kExponentOffset),
Immediate(0x80000000));
__ j(not_equal, &if_false);
=======================================
--- /branches/bleeding_edge/src/x64/lithium-codegen-x64.cc Tue Nov 12
11:53:13 2013 UTC
+++ /branches/bleeding_edge/src/x64/lithium-codegen-x64.cc Tue Nov 12
15:11:06 2013 UTC
@@ -2263,7 +2263,7 @@
} else {
Register value = ToRegister(instr->value());
Handle<Map> map = masm()->isolate()->factory()->heap_number_map();
- __ CheckMap(rax, map, &if_false, DO_SMI_CHECK);
+ __ CheckMap(value, map, &if_false, DO_SMI_CHECK);
__ cmpl(FieldOperand(value, HeapNumber::kExponentOffset),
Immediate(0x80000000));
__ j(not_equal, &if_false);
--
--
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