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- This comparison shows the changes necessary to convert path
/openrisc/tags/gnu-dev/fsf-gcc-snapshot-1-mar-12/or1k-gcc/gcc/common/config/xtensa
- from Rev 708 to Rev 783
- ↔ Reverse comparison
Rev 708 → Rev 783
/xtensa-common.c
0,0 → 1,47
/* Common hooks for Tensilica's Xtensa architecture. |
Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
Free Software Foundation, Inc. |
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This file is part of GCC. |
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GCC is free software; you can redistribute it and/or modify it under |
the terms of the GNU General Public License as published by the Free |
Software Foundation; either version 3, or (at your option) any later |
version. |
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
WARRANTY; without even the implied warranty of MERCHANTABILITY or |
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
for more details. |
|
You should have received a copy of the GNU General Public License |
along with GCC; see the file COPYING3. If not see |
<http://www.gnu.org/licenses/>. */ |
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#include "config.h" |
#include "system.h" |
#include "coretypes.h" |
#include "tm.h" |
#include "common/common-target.h" |
#include "common/common-target-def.h" |
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/* Implement TARGET_OPTION_OPTIMIZATION_TABLE. */ |
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static const struct default_options xtensa_option_optimization_table[] = |
{ |
{ OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 }, |
/* Reordering blocks for Xtensa is not a good idea unless the |
compiler understands the range of conditional branches. |
Currently all branch relaxation for Xtensa is handled in the |
assembler, so GCC cannot do a good job of reordering blocks. |
Do not enable reordering unless it is explicitly requested. */ |
{ OPT_LEVELS_ALL, OPT_freorder_blocks, NULL, 0 }, |
{ OPT_LEVELS_NONE, 0, NULL, 0 } |
}; |
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#undef TARGET_DEFAULT_TARGET_FLAGS |
#define TARGET_DEFAULT_TARGET_FLAGS (TARGET_DEFAULT) |
#undef TARGET_OPTION_OPTIMIZATION_TABLE |
#define TARGET_OPTION_OPTIMIZATION_TABLE xtensa_option_optimization_table |
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struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; |