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Issue 6577036: [Isolates] Merge from bleeding_edge to isolates, revisions 6100-6300. (Closed) Base URL: http://v8.googlecode.com/svn/branches/experimental/isolates/
Patch Set: '' Created 9 years, 9 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 5 // modification, are permitted provided that the following conditions
6 // are met: 6 // are 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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2332 // cond(31-28) | 11101(27-23)| D=?(22) | 00(21-20) | Vn(19-16) | 2332 // cond(31-28) | 11101(27-23)| D=?(22) | 00(21-20) | Vn(19-16) |
2333 // Vd(15-12) | 101(11-9) | sz(8)=1 | N(7)=? | 0(6) | M=?(5) | 0(4) | Vm(3-0) 2333 // Vd(15-12) | 101(11-9) | sz(8)=1 | N(7)=? | 0(6) | M=?(5) | 0(4) | Vm(3-0)
2334 ASSERT(Isolate::Current()->cpu_features()->IsEnabled(VFP3)); 2334 ASSERT(Isolate::Current()->cpu_features()->IsEnabled(VFP3));
2335 emit(cond | 0xE*B24 | B23 | src1.code()*B16 | 2335 emit(cond | 0xE*B24 | B23 | src1.code()*B16 |
2336 dst.code()*B12 | 0x5*B9 | B8 | src2.code()); 2336 dst.code()*B12 | 0x5*B9 | B8 | src2.code());
2337 } 2337 }
2338 2338
2339 2339
2340 void Assembler::vcmp(const DwVfpRegister src1, 2340 void Assembler::vcmp(const DwVfpRegister src1,
2341 const DwVfpRegister src2, 2341 const DwVfpRegister src2,
2342 const SBit s,
2343 const Condition cond) { 2342 const Condition cond) {
2344 // vcmp(Dd, Dm) double precision floating point comparison. 2343 // vcmp(Dd, Dm) double precision floating point comparison.
2345 // Instruction details available in ARM DDI 0406A, A8-570. 2344 // Instruction details available in ARM DDI 0406A, A8-570.
2346 // cond(31-28) | 11101 (27-23)| D=?(22) | 11 (21-20) | 0100 (19-16) | 2345 // cond(31-28) | 11101 (27-23)| D=?(22) | 11 (21-20) | 0100 (19-16) |
2347 // Vd(15-12) | 101(11-9) | sz(8)=1 | E(7)=? | 1(6) | M(5)=? | 0(4) | Vm(3-0) 2346 // Vd(15-12) | 101(11-9) | sz(8)=1 | E(7)=0 | 1(6) | M(5)=? | 0(4) | Vm(3-0)
2348 ASSERT(Isolate::Current()->cpu_features()->IsEnabled(VFP3)); 2347 ASSERT(Isolate::Current()->cpu_features()->IsEnabled(VFP3));
2349 emit(cond | 0xE*B24 |B23 | 0x3*B20 | B18 | 2348 emit(cond | 0xE*B24 |B23 | 0x3*B20 | B18 |
2350 src1.code()*B12 | 0x5*B9 | B8 | B6 | src2.code()); 2349 src1.code()*B12 | 0x5*B9 | B8 | B6 | src2.code());
2351 } 2350 }
2352 2351
2353 2352
2354 void Assembler::vcmp(const DwVfpRegister src1, 2353 void Assembler::vcmp(const DwVfpRegister src1,
2355 const double src2, 2354 const double src2,
2356 const SBit s,
2357 const Condition cond) { 2355 const Condition cond) {
2358 // vcmp(Dd, Dm) double precision floating point comparison. 2356 // vcmp(Dd, Dm) double precision floating point comparison.
2359 // Instruction details available in ARM DDI 0406A, A8-570. 2357 // Instruction details available in ARM DDI 0406A, A8-570.
2360 // cond(31-28) | 11101 (27-23)| D=?(22) | 11 (21-20) | 0101 (19-16) | 2358 // cond(31-28) | 11101 (27-23)| D=?(22) | 11 (21-20) | 0101 (19-16) |
2361 // Vd(15-12) | 101(11-9) | sz(8)=1 | E(7)=? | 1(6) | M(5)=? | 0(4) | 0000(3-0) 2359 // Vd(15-12) | 101(11-9) | sz(8)=1 | E(7)=0 | 1(6) | M(5)=? | 0(4) | 0000(3-0)
2362 ASSERT(Isolate::Current()->cpu_features()->IsEnabled(VFP3)); 2360 ASSERT(Isolate::Current()->cpu_features()->IsEnabled(VFP3));
2363 ASSERT(src2 == 0.0); 2361 ASSERT(src2 == 0.0);
2364 emit(cond | 0xE*B24 |B23 | 0x3*B20 | B18 | B16 | 2362 emit(cond | 0xE*B24 |B23 | 0x3*B20 | B18 | B16 |
2365 src1.code()*B12 | 0x5*B9 | B8 | B6); 2363 src1.code()*B12 | 0x5*B9 | B8 | B6);
2366 } 2364 }
2367 2365
2368 2366
2369 void Assembler::vmsr(Register dst, Condition cond) { 2367 void Assembler::vmsr(Register dst, Condition cond) {
2370 // Instruction details available in ARM DDI 0406A, A8-652. 2368 // Instruction details available in ARM DDI 0406A, A8-652.
2371 // cond(31-28) | 1110 (27-24) | 1110(23-20)| 0001 (19-16) | 2369 // cond(31-28) | 1110 (27-24) | 1110(23-20)| 0001 (19-16) |
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2650 2648
2651 // Since a constant pool was just emitted, move the check offset forward by 2649 // Since a constant pool was just emitted, move the check offset forward by
2652 // the standard interval. 2650 // the standard interval.
2653 next_buffer_check_ = pc_offset() + kCheckConstInterval; 2651 next_buffer_check_ = pc_offset() + kCheckConstInterval;
2654 } 2652 }
2655 2653
2656 2654
2657 } } // namespace v8::internal 2655 } } // namespace v8::internal
2658 2656
2659 #endif // V8_TARGET_ARCH_ARM 2657 #endif // V8_TARGET_ARCH_ARM
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