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Issue 2004006: ARM: new patterns to optimize LDR, STR,PUSH/POP on different regs, with/without using REG COPY (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 10 years, 7 months ago
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1 // Copyright 2008 the V8 project authors. All rights reserved. 1 // Copyright 2008 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
(...skipping 86 matching lines...) Expand 10 before | Expand all | Expand 10 after
97 #define FLAG FLAG_FULL 97 #define FLAG FLAG_FULL
98 98
99 // assembler-ia32.cc / assembler-arm.cc / assembler-x64.cc 99 // assembler-ia32.cc / assembler-arm.cc / assembler-x64.cc
100 DEFINE_bool(debug_code, false, 100 DEFINE_bool(debug_code, false,
101 "generate extra code (comments, assertions) for debugging") 101 "generate extra code (comments, assertions) for debugging")
102 DEFINE_bool(emit_branch_hints, false, "emit branch hints") 102 DEFINE_bool(emit_branch_hints, false, "emit branch hints")
103 DEFINE_bool(push_pop_elimination, true, 103 DEFINE_bool(push_pop_elimination, true,
104 "eliminate redundant push/pops in assembly code") 104 "eliminate redundant push/pops in assembly code")
105 DEFINE_bool(print_push_pop_elimination, false, 105 DEFINE_bool(print_push_pop_elimination, false,
106 "print elimination of redundant push/pops in assembly code") 106 "print elimination of redundant push/pops in assembly code")
107 DEFINE_bool(peephole_optimization, true,
108 "perform peephole optimizations in assembly code")
109 DEFINE_bool(print_peephole_optimization, false,
110 "print peephole optimizations in assembly code")
107 DEFINE_bool(enable_sse2, true, 111 DEFINE_bool(enable_sse2, true,
108 "enable use of SSE2 instructions if available") 112 "enable use of SSE2 instructions if available")
109 DEFINE_bool(enable_sse3, true, 113 DEFINE_bool(enable_sse3, true,
110 "enable use of SSE3 instructions if available") 114 "enable use of SSE3 instructions if available")
111 DEFINE_bool(enable_cmov, true, 115 DEFINE_bool(enable_cmov, true,
112 "enable use of CMOV instruction if available") 116 "enable use of CMOV instruction if available")
113 DEFINE_bool(enable_rdtsc, true, 117 DEFINE_bool(enable_rdtsc, true,
114 "enable use of RDTSC instruction if available") 118 "enable use of RDTSC instruction if available")
115 DEFINE_bool(enable_sahf, true, 119 DEFINE_bool(enable_sahf, true,
116 "enable use of SAHF instruction if available (X64 only)") 120 "enable use of SAHF instruction if available (X64 only)")
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438 #undef FLAG 442 #undef FLAG
439 443
440 #undef DEFINE_bool 444 #undef DEFINE_bool
441 #undef DEFINE_int 445 #undef DEFINE_int
442 #undef DEFINE_string 446 #undef DEFINE_string
443 447
444 #undef FLAG_MODE_DECLARE 448 #undef FLAG_MODE_DECLARE
445 #undef FLAG_MODE_DEFINE 449 #undef FLAG_MODE_DEFINE
446 #undef FLAG_MODE_DEFINE_DEFAULTS 450 #undef FLAG_MODE_DEFINE_DEFAULTS
447 #undef FLAG_MODE_META 451 #undef FLAG_MODE_META
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