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Issue 17858002: ARM: Implement memcpy using NEON. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Remove "unaligned accesses" from C++ code Created 7 years, 5 months ago
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« src/arm/codegen-arm.cc ('K') | « src/arm/simulator-arm.cc ('k') | src/globals.h » ('j') | src/v8utils.h » ('J')
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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341 DEFINE_bool(enable_cmov, true, 341 DEFINE_bool(enable_cmov, true,
342 "enable use of CMOV instruction if available") 342 "enable use of CMOV instruction if available")
343 DEFINE_bool(enable_rdtsc, true, 343 DEFINE_bool(enable_rdtsc, true,
344 "enable use of RDTSC instruction if available") 344 "enable use of RDTSC instruction if available")
345 DEFINE_bool(enable_sahf, true, 345 DEFINE_bool(enable_sahf, true,
346 "enable use of SAHF instruction if available (X64 only)") 346 "enable use of SAHF instruction if available (X64 only)")
347 DEFINE_bool(enable_vfp3, ENABLE_VFP3_DEFAULT, 347 DEFINE_bool(enable_vfp3, ENABLE_VFP3_DEFAULT,
348 "enable use of VFP3 instructions if available") 348 "enable use of VFP3 instructions if available")
349 DEFINE_bool(enable_armv7, ENABLE_ARMV7_DEFAULT, 349 DEFINE_bool(enable_armv7, ENABLE_ARMV7_DEFAULT,
350 "enable use of ARMv7 instructions if available (ARM only)") 350 "enable use of ARMv7 instructions if available (ARM only)")
351 DEFINE_bool(enable_neon, true,
352 "enable use of NEON instructions if available (ARM only)")
351 DEFINE_bool(enable_sudiv, true, 353 DEFINE_bool(enable_sudiv, true,
352 "enable use of SDIV and UDIV instructions if available (ARM only)") 354 "enable use of SDIV and UDIV instructions if available (ARM only)")
353 DEFINE_bool(enable_movw_movt, false, 355 DEFINE_bool(enable_movw_movt, false,
354 "enable loading 32-bit constant by means of movw/movt " 356 "enable loading 32-bit constant by means of movw/movt "
355 "instruction pairs (ARM only)") 357 "instruction pairs (ARM only)")
356 DEFINE_bool(enable_unaligned_accesses, true, 358 DEFINE_bool(enable_unaligned_accesses, true,
357 "enable unaligned accesses for ARMv7 (ARM only)") 359 "enable unaligned accesses for ARMv7 (ARM only)")
358 DEFINE_bool(enable_32dregs, ENABLE_32DREGS_DEFAULT, 360 DEFINE_bool(enable_32dregs, ENABLE_32DREGS_DEFAULT,
359 "enable use of d16-d31 registers on ARM - this requires VFP3") 361 "enable use of d16-d31 registers on ARM - this requires VFP3")
360 DEFINE_bool(enable_vldr_imm, false, 362 DEFINE_bool(enable_vldr_imm, false,
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795 #undef DEFINE_bool 797 #undef DEFINE_bool
796 #undef DEFINE_int 798 #undef DEFINE_int
797 #undef DEFINE_string 799 #undef DEFINE_string
798 #undef DEFINE_implication 800 #undef DEFINE_implication
799 801
800 #undef FLAG_MODE_DECLARE 802 #undef FLAG_MODE_DECLARE
801 #undef FLAG_MODE_DEFINE 803 #undef FLAG_MODE_DEFINE
802 #undef FLAG_MODE_DEFINE_DEFAULTS 804 #undef FLAG_MODE_DEFINE_DEFAULTS
803 #undef FLAG_MODE_META 805 #undef FLAG_MODE_META
804 #undef FLAG_MODE_DEFINE_IMPLICATIONS 806 #undef FLAG_MODE_DEFINE_IMPLICATIONS
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