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Side by Side Diff: src/ia32/assembler-ia32.h

Issue 265243004: Inlined IsFoundByRuntimeProbingOnly. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 7 months ago
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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. 1 // Copyright (c) 1994-2006 Sun Microsystems Inc.
2 // All Rights Reserved. 2 // All Rights Reserved.
3 // 3 //
4 // Redistribution and use in source and binary forms, with or without 4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are 5 // modification, are permitted provided that the following conditions are
6 // met: 6 // met:
7 // 7 //
8 // - Redistributions of source code must retain the above copyright notice, 8 // - Redistributions of source code must retain the above copyright notice,
9 // this list of conditions and the following disclaimer. 9 // this list of conditions and the following disclaimer.
10 // 10 //
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536 static bool IsSupported(CpuFeature f) { 536 static bool IsSupported(CpuFeature f) {
537 ASSERT(initialized_); 537 ASSERT(initialized_);
538 if (Check(f, cross_compile_)) return true; 538 if (Check(f, cross_compile_)) return true;
539 if (f == SSE2 && !FLAG_enable_sse2) return false; 539 if (f == SSE2 && !FLAG_enable_sse2) return false;
540 if (f == SSE3 && !FLAG_enable_sse3) return false; 540 if (f == SSE3 && !FLAG_enable_sse3) return false;
541 if (f == SSE4_1 && !FLAG_enable_sse4_1) return false; 541 if (f == SSE4_1 && !FLAG_enable_sse4_1) return false;
542 if (f == CMOV && !FLAG_enable_cmov) return false; 542 if (f == CMOV && !FLAG_enable_cmov) return false;
543 return Check(f, supported_); 543 return Check(f, supported_);
544 } 544 }
545 545
546 static bool IsFoundByRuntimeProbingOnly(CpuFeature f) {
547 ASSERT(initialized_);
548 return Check(f, found_by_runtime_probing_only_);
549 }
550
551 static bool IsSafeForSnapshot(Isolate* isolate, CpuFeature f) { 546 static bool IsSafeForSnapshot(Isolate* isolate, CpuFeature f) {
552 return Check(f, cross_compile_) || 547 return Check(f, cross_compile_) ||
553 (IsSupported(f) && 548 (IsSupported(f) &&
554 (!Serializer::enabled(isolate) || !IsFoundByRuntimeProbingOnly(f))); 549 !(Serializer::enabled(isolate) &&
550 Check(f, found_by_runtime_probing_only_)));
555 } 551 }
556 552
557 static bool VerifyCrossCompiling() { 553 static bool VerifyCrossCompiling() {
558 return cross_compile_ == 0; 554 return cross_compile_ == 0;
559 } 555 }
560 556
561 static bool VerifyCrossCompiling(CpuFeature f) { 557 static bool VerifyCrossCompiling(CpuFeature f) {
562 uint64_t mask = flag2set(f); 558 uint64_t mask = flag2set(f);
563 return cross_compile_ == 0 || 559 return cross_compile_ == 0 ||
564 (cross_compile_ & mask) == mask; 560 (cross_compile_ & mask) == mask;
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1292 private: 1288 private:
1293 Assembler* assembler_; 1289 Assembler* assembler_;
1294 #ifdef DEBUG 1290 #ifdef DEBUG
1295 int space_before_; 1291 int space_before_;
1296 #endif 1292 #endif
1297 }; 1293 };
1298 1294
1299 } } // namespace v8::internal 1295 } } // namespace v8::internal
1300 1296
1301 #endif // V8_IA32_ASSEMBLER_IA32_H_ 1297 #endif // V8_IA32_ASSEMBLER_IA32_H_
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