Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(539)

Side by Side Diff: src/x64/lithium-codegen-x64.cc

Issue 598573002: Fixed branch distances. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 3 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
« no previous file with comments | « src/ia32/lithium-codegen-ia32.cc ('k') | no next file » | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #if V8_TARGET_ARCH_X64 7 #if V8_TARGET_ARCH_X64
8 8
9 #include "src/base/bits.h" 9 #include "src/base/bits.h"
10 #include "src/code-factory.h" 10 #include "src/code-factory.h"
(...skipping 5020 matching lines...) Expand 10 before | Expand all | Expand 10 after
5031 DCHECK(result->IsRegister()); 5031 DCHECK(result->IsRegister());
5032 5032
5033 XMMRegister input_reg = ToDoubleRegister(input); 5033 XMMRegister input_reg = ToDoubleRegister(input);
5034 Register result_reg = ToRegister(result); 5034 Register result_reg = ToRegister(result);
5035 5035
5036 if (instr->truncating()) { 5036 if (instr->truncating()) {
5037 __ TruncateDoubleToI(result_reg, input_reg); 5037 __ TruncateDoubleToI(result_reg, input_reg);
5038 } else { 5038 } else {
5039 Label lost_precision, is_nan, minus_zero, done; 5039 Label lost_precision, is_nan, minus_zero, done;
5040 XMMRegister xmm_scratch = double_scratch0(); 5040 XMMRegister xmm_scratch = double_scratch0();
5041 Label::Distance dist = DeoptEveryNTimes() ? Label::kFar : Label::kNear;
5041 __ DoubleToI(result_reg, input_reg, xmm_scratch, 5042 __ DoubleToI(result_reg, input_reg, xmm_scratch,
5042 instr->hydrogen()->GetMinusZeroMode(), &lost_precision, 5043 instr->hydrogen()->GetMinusZeroMode(), &lost_precision,
5043 &is_nan, &minus_zero, 5044 &is_nan, &minus_zero, dist);
5044 DeoptEveryNTimes() ? Label::kFar : Label::kNear); 5045 __ jmp(&done, dist);
5045 __ jmp(&done, Label::kNear);
5046 __ bind(&lost_precision); 5046 __ bind(&lost_precision);
5047 DeoptimizeIf(no_condition, instr, "lost precision"); 5047 DeoptimizeIf(no_condition, instr, "lost precision");
5048 __ bind(&is_nan); 5048 __ bind(&is_nan);
5049 DeoptimizeIf(no_condition, instr, "NaN"); 5049 DeoptimizeIf(no_condition, instr, "NaN");
5050 __ bind(&minus_zero); 5050 __ bind(&minus_zero);
5051 DeoptimizeIf(no_condition, instr, "minus zero"); 5051 DeoptimizeIf(no_condition, instr, "minus zero");
5052 __ bind(&done); 5052 __ bind(&done);
5053 } 5053 }
5054 } 5054 }
5055 5055
5056 5056
5057 void LCodeGen::DoDoubleToSmi(LDoubleToSmi* instr) { 5057 void LCodeGen::DoDoubleToSmi(LDoubleToSmi* instr) {
5058 LOperand* input = instr->value(); 5058 LOperand* input = instr->value();
5059 DCHECK(input->IsDoubleRegister()); 5059 DCHECK(input->IsDoubleRegister());
5060 LOperand* result = instr->result(); 5060 LOperand* result = instr->result();
5061 DCHECK(result->IsRegister()); 5061 DCHECK(result->IsRegister());
5062 5062
5063 XMMRegister input_reg = ToDoubleRegister(input); 5063 XMMRegister input_reg = ToDoubleRegister(input);
5064 Register result_reg = ToRegister(result); 5064 Register result_reg = ToRegister(result);
5065 5065
5066 Label lost_precision, is_nan, minus_zero, done; 5066 Label lost_precision, is_nan, minus_zero, done;
5067 XMMRegister xmm_scratch = double_scratch0(); 5067 XMMRegister xmm_scratch = double_scratch0();
5068 Label::Distance dist = DeoptEveryNTimes() ? Label::kFar : Label::kNear;
5068 __ DoubleToI(result_reg, input_reg, xmm_scratch, 5069 __ DoubleToI(result_reg, input_reg, xmm_scratch,
5069 instr->hydrogen()->GetMinusZeroMode(), &lost_precision, &is_nan, 5070 instr->hydrogen()->GetMinusZeroMode(), &lost_precision, &is_nan,
5070 &minus_zero, DeoptEveryNTimes() ? Label::kFar : Label::kNear); 5071 &minus_zero, dist);
5071 __ jmp(&done, Label::kNear); 5072 __ jmp(&done, dist);
5072 __ bind(&lost_precision); 5073 __ bind(&lost_precision);
5073 DeoptimizeIf(no_condition, instr, "lost precision"); 5074 DeoptimizeIf(no_condition, instr, "lost precision");
5074 __ bind(&is_nan); 5075 __ bind(&is_nan);
5075 DeoptimizeIf(no_condition, instr, "NaN"); 5076 DeoptimizeIf(no_condition, instr, "NaN");
5076 __ bind(&minus_zero); 5077 __ bind(&minus_zero);
5077 DeoptimizeIf(no_condition, instr, "minus zero"); 5078 DeoptimizeIf(no_condition, instr, "minus zero");
5078 __ bind(&done); 5079 __ bind(&done);
5079 __ Integer32ToSmi(result_reg, result_reg); 5080 __ Integer32ToSmi(result_reg, result_reg);
5080 DeoptimizeIf(overflow, instr, "overflow"); 5081 DeoptimizeIf(overflow, instr, "overflow");
5081 } 5082 }
(...skipping 797 matching lines...) Expand 10 before | Expand all | Expand 10 after
5879 CallRuntime(Runtime::kPushBlockContext, 2, instr); 5880 CallRuntime(Runtime::kPushBlockContext, 2, instr);
5880 RecordSafepoint(Safepoint::kNoLazyDeopt); 5881 RecordSafepoint(Safepoint::kNoLazyDeopt);
5881 } 5882 }
5882 5883
5883 5884
5884 #undef __ 5885 #undef __
5885 5886
5886 } } // namespace v8::internal 5887 } } // namespace v8::internal
5887 5888
5888 #endif // V8_TARGET_ARCH_X64 5889 #endif // V8_TARGET_ARCH_X64
OLDNEW
« no previous file with comments | « src/ia32/lithium-codegen-ia32.cc ('k') | no next file » | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698