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1 #!/usr/bin/python | 1 #!/usr/bin/env python |
2 # Copyright (c) 2012 The Native Client Authors. All rights reserved. | 2 # Copyright (c) 2012 The Native Client Authors. All rights reserved. |
3 # Use of this source code is governed by a BSD-style license that can be | 3 # Use of this source code is governed by a BSD-style license that can be |
4 # found in the LICENSE file. | 4 # found in the LICENSE file. |
5 # | 5 # |
6 # IMPORTANT NOTE: If you make local mods to this file, you must run: | 6 # IMPORTANT NOTE: If you make local mods to this file, you must run: |
7 # % pnacl/build.sh driver | 7 # % pnacl/build.sh driver |
8 # in order for them to take effect in the scons build. This command | 8 # in order for them to take effect in the scons build. This command |
9 # updates the copy in the toolchain/ tree. | 9 # updates the copy in the toolchain/ tree. |
10 # | 10 # |
11 | 11 |
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579 | 579 |
580 ADVANCED OPTIONS: | 580 ADVANCED OPTIONS: |
581 -mattr=<+feat1,-feat2> Toggle specific cpu features on and off. | 581 -mattr=<+feat1,-feat2> Toggle specific cpu features on and off. |
582 -mcpu=<cpu-name> Target a specific cpu type. Tunes code as well as | 582 -mcpu=<cpu-name> Target a specific cpu type. Tunes code as well as |
583 turns cpu features on and off. | 583 turns cpu features on and off. |
584 -S Generate native assembly only. | 584 -S Generate native assembly only. |
585 -c Generate native object file only. | 585 -c Generate native object file only. |
586 --pnacl-sb Use the translator which runs inside the NaCl sandbox. | 586 --pnacl-sb Use the translator which runs inside the NaCl sandbox. |
587 -O[0-3] Change translation-time optimization level. | 587 -O[0-3] Change translation-time optimization level. |
588 """ | 588 """ |
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