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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 // 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 // This file defines all of the flags. It is separated into different section, | 5 // This file defines all of the flags. It is separated into different section, |
6 // for Debug, Release, Logging and Profiling, etc. To add a new flag, find the | 6 // for Debug, Release, Logging and Profiling, etc. To add a new flag, find the |
7 // correct section, and use one of the DEFINE_ macros, without a trailing ';'. | 7 // correct section, and use one of the DEFINE_ macros, without a trailing ';'. |
8 // | 8 // |
9 // This include does not have a guard, because it is a template-style include, | 9 // This include does not have a guard, because it is a template-style include, |
10 // which can be included multiple times in different modes. It expects to have | 10 // which can be included multiple times in different modes. It expects to have |
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107 #if (defined CAN_USE_VFP3_INSTRUCTIONS) || !(defined ARM_TEST_NO_FEATURE_PROBE) | 107 #if (defined CAN_USE_VFP3_INSTRUCTIONS) || !(defined ARM_TEST_NO_FEATURE_PROBE) |
108 #define ENABLE_VFP3_DEFAULT true | 108 #define ENABLE_VFP3_DEFAULT true |
109 #else | 109 #else |
110 #define ENABLE_VFP3_DEFAULT false | 110 #define ENABLE_VFP3_DEFAULT false |
111 #endif | 111 #endif |
112 #if (defined CAN_USE_ARMV7_INSTRUCTIONS) || !(defined ARM_TEST_NO_FEATURE_PROBE) | 112 #if (defined CAN_USE_ARMV7_INSTRUCTIONS) || !(defined ARM_TEST_NO_FEATURE_PROBE) |
113 #define ENABLE_ARMV7_DEFAULT true | 113 #define ENABLE_ARMV7_DEFAULT true |
114 #else | 114 #else |
115 #define ENABLE_ARMV7_DEFAULT false | 115 #define ENABLE_ARMV7_DEFAULT false |
116 #endif | 116 #endif |
| 117 #if (defined CAN_USE_ARMV8_INSTRUCTIONS) || !(defined ARM_TEST_NO_FEATURE_PROBE) |
| 118 #define ENABLE_ARMV8_DEFAULT true |
| 119 #else |
| 120 #define ENABLE_ARMV8_DEFAULT false |
| 121 #endif |
117 #if (defined CAN_USE_VFP32DREGS) || !(defined ARM_TEST_NO_FEATURE_PROBE) | 122 #if (defined CAN_USE_VFP32DREGS) || !(defined ARM_TEST_NO_FEATURE_PROBE) |
118 #define ENABLE_32DREGS_DEFAULT true | 123 #define ENABLE_32DREGS_DEFAULT true |
119 #else | 124 #else |
120 #define ENABLE_32DREGS_DEFAULT false | 125 #define ENABLE_32DREGS_DEFAULT false |
121 #endif | 126 #endif |
122 #if (defined CAN_USE_NEON) || !(defined ARM_TEST_NO_FEATURE_PROBE) | 127 #if (defined CAN_USE_NEON) || !(defined ARM_TEST_NO_FEATURE_PROBE) |
123 # define ENABLE_NEON_DEFAULT true | 128 # define ENABLE_NEON_DEFAULT true |
124 #else | 129 #else |
125 # define ENABLE_NEON_DEFAULT false | 130 # define ENABLE_NEON_DEFAULT false |
126 #endif | 131 #endif |
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394 DEFINE_BOOL(code_comments, false, "emit comments in code disassembly") | 399 DEFINE_BOOL(code_comments, false, "emit comments in code disassembly") |
395 DEFINE_BOOL(enable_sse3, true, "enable use of SSE3 instructions if available") | 400 DEFINE_BOOL(enable_sse3, true, "enable use of SSE3 instructions if available") |
396 DEFINE_BOOL(enable_sse4_1, true, | 401 DEFINE_BOOL(enable_sse4_1, true, |
397 "enable use of SSE4.1 instructions if available") | 402 "enable use of SSE4.1 instructions if available") |
398 DEFINE_BOOL(enable_sahf, true, | 403 DEFINE_BOOL(enable_sahf, true, |
399 "enable use of SAHF instruction if available (X64 only)") | 404 "enable use of SAHF instruction if available (X64 only)") |
400 DEFINE_BOOL(enable_vfp3, ENABLE_VFP3_DEFAULT, | 405 DEFINE_BOOL(enable_vfp3, ENABLE_VFP3_DEFAULT, |
401 "enable use of VFP3 instructions if available") | 406 "enable use of VFP3 instructions if available") |
402 DEFINE_BOOL(enable_armv7, ENABLE_ARMV7_DEFAULT, | 407 DEFINE_BOOL(enable_armv7, ENABLE_ARMV7_DEFAULT, |
403 "enable use of ARMv7 instructions if available (ARM only)") | 408 "enable use of ARMv7 instructions if available (ARM only)") |
| 409 DEFINE_BOOL(enable_armv8, ENABLE_ARMV8_DEFAULT, |
| 410 "enable use of ARMv8 instructions if available (ARM 32-bit only)") |
404 DEFINE_BOOL(enable_neon, ENABLE_NEON_DEFAULT, | 411 DEFINE_BOOL(enable_neon, ENABLE_NEON_DEFAULT, |
405 "enable use of NEON instructions if available (ARM only)") | 412 "enable use of NEON instructions if available (ARM only)") |
406 DEFINE_BOOL(enable_sudiv, true, | 413 DEFINE_BOOL(enable_sudiv, true, |
407 "enable use of SDIV and UDIV instructions if available (ARM only)") | 414 "enable use of SDIV and UDIV instructions if available (ARM only)") |
408 DEFINE_BOOL(enable_mls, true, | 415 DEFINE_BOOL(enable_mls, true, |
409 "enable use of MLS instructions if available (ARM only)") | 416 "enable use of MLS instructions if available (ARM only)") |
410 DEFINE_BOOL(enable_movw_movt, false, | 417 DEFINE_BOOL(enable_movw_movt, false, |
411 "enable loading 32-bit constant by means of movw/movt " | 418 "enable loading 32-bit constant by means of movw/movt " |
412 "instruction pairs (ARM only)") | 419 "instruction pairs (ARM only)") |
413 DEFINE_BOOL(enable_unaligned_accesses, true, | 420 DEFINE_BOOL(enable_unaligned_accesses, true, |
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951 #undef DEFINE_ALIAS_FLOAT | 958 #undef DEFINE_ALIAS_FLOAT |
952 #undef DEFINE_ALIAS_ARGS | 959 #undef DEFINE_ALIAS_ARGS |
953 | 960 |
954 #undef FLAG_MODE_DECLARE | 961 #undef FLAG_MODE_DECLARE |
955 #undef FLAG_MODE_DEFINE | 962 #undef FLAG_MODE_DEFINE |
956 #undef FLAG_MODE_DEFINE_DEFAULTS | 963 #undef FLAG_MODE_DEFINE_DEFAULTS |
957 #undef FLAG_MODE_META | 964 #undef FLAG_MODE_META |
958 #undef FLAG_MODE_DEFINE_IMPLICATIONS | 965 #undef FLAG_MODE_DEFINE_IMPLICATIONS |
959 | 966 |
960 #undef COMMA | 967 #undef COMMA |
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