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| author | Jan Hubicka <jh@suse.cz> | 2000-04-17 21:39:30 +0000 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2000-04-17 21:39:30 +0000 |
| commit | 0b5107cf3a4dcb6934c4b55c569360ca38aa2035 (patch) | |
| tree | f968a9f00f97ceb6019eb8ab06dc60d7581752dc /gcc/cpplex.c | |
| parent | 10f135942226e4ae2bbeb48515be4368d9745d68 (diff) | |
| download | gcc-0b5107cf3a4dcb6934c4b55c569360ca38aa2035.zip gcc-0b5107cf3a4dcb6934c4b55c569360ca38aa2035.tar.gz gcc-0b5107cf3a4dcb6934c4b55c569360ca38aa2035.tar.bz2 | |
i386.c (athlon_cost): Fix lea, divide and XFmode move costs.
* i386.c (athlon_cost): Fix lea, divide and XFmode move costs.
(x86_integer_DFmode_moves, x86_partial_reg_dependency,
x86_memory_mismatch_stall): New global variables.
(ix86_adjust_cost): Handle MEMORY_BOTH on places MEMORY_STORE was only
alloved; fix load penalties for Athlon.
* i386.h (x86_integer_DFmode_moves, x86_partial_reg_dependency,
x86_memory_mismatch_stall): Declare.
(TARGET_INTEGER_DFMODE_MOVES, TARGET_PARTIAL_REG_DEPENDENCY,
TARGET_MEMORY_MISMATCH_STALL): New.
* i386.md (athlon scheduling parameters): Fix latencies according to
Athlon Optimization Manual.
(sahf, xchg, fldcw, leave instruction patterns): Set athlon_decode to
vector.
(fsqrt instruction patterns): Set athlon_decode to direct.
(movhi_1): Promote for TARGET_PARTIAL_REG_DEPENDENCY and for
PARTIAL_REGISTER_STALL with !TARGET_HIMODE_MATH machines.
(movqi_1): Handle promoting correctly for TARGET_PARTIAL_REG_DEPENDENCY
and TARGET_PARTIAL_REGISTER_STALL machines.
(pushdf_nointeger): New pattern.
(pushdf_integer): Rename from pushdf.
(movdf_nointger): Enable for !TARGET_INTEGER_DFMODE_MOVES machines.
(movdf_intger): Disable for !TARGET_INTEGER_DFMODE_MOVES machines.
From-SVN: r33215
Diffstat (limited to 'gcc/cpplex.c')
0 files changed, 0 insertions, 0 deletions