diff options
| author | Bernd Schmidt <bernds@codesourcery.com> | 2011-07-06 14:44:30 +0000 |
|---|---|---|
| committer | Bernd Schmidt <bernds@codesourcery.com> | 2011-07-06 14:44:30 +0000 |
| commit | 228a5eb52e139fa2fe7558b6b9ec9e1bd336372c (patch) | |
| tree | 95d75bc9dd3fb8ff5d3161011734bcfd2796c8bf /gcc/cse.c | |
| parent | dba9a4ef9f7ba695e2d1341291623081982f652e (diff) | |
* machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): New macro.
* combine.c (make_extraction, gen_lowpart_or_truncate,
apply_distributive_law, simplify_comparison,
reg_truncated_to_mode, record_truncated_value): Use it.
* cse.c (notreg_cost): Likewise.
* expmed.c (store_bit_field_1, extract_bit_field_1): Likewise.
* expr.c (convert_move, convert_modes): Likewise.
* optabs.c (expand_binop, expand_unop): Likewise.
* postreload.c (move2add_last_label): Likewise.
* regmove.c (optimize_reg_copy_3): Likewise.
* rtlhooks.c (gen_lowpart_general): Likewise.
* simplify-rtx.c (simplify_unary_operation_1): Likewise.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@175921 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cse.c')
| -rw-r--r-- | gcc/cse.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/cse.c b/gcc/cse.c index 9dc27c383e8..c75fd7b81ab 100644 --- a/gcc/cse.c +++ b/gcc/cse.c @@ -761,8 +761,8 @@ notreg_cost (rtx x, enum rtx_code outer) && (GET_MODE_SIZE (GET_MODE (x)) < GET_MODE_SIZE (GET_MODE (SUBREG_REG (x)))) && subreg_lowpart_p (x) - && TRULY_NOOP_TRUNCATION (GET_MODE_BITSIZE (GET_MODE (x)), - GET_MODE_BITSIZE (GET_MODE (SUBREG_REG (x))))) + && TRULY_NOOP_TRUNCATION_MODES_P (GET_MODE (x), + GET_MODE (SUBREG_REG (x)))) ? 0 : rtx_cost (x, outer, optimize_this_for_speed_p) * 2); } |