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| author | Oleg Endo <olegendo@gcc.gnu.org> | 2012-07-04 23:32:13 +0000 |
|---|---|---|
| committer | Oleg Endo <olegendo@gcc.gnu.org> | 2012-07-04 23:32:13 +0000 |
| commit | 33344a62c473dfbea93502ce46d957890c7010c7 (patch) | |
| tree | 078f6998ad1cfcdef968e62adb1f0b310921acd9 | |
| parent | 7f426c93a7460029a565712e1665de1b9042ddca (diff) | |
| download | gcc-33344a62c473dfbea93502ce46d957890c7010c7.zip gcc-33344a62c473dfbea93502ce46d957890c7010c7.tar.gz gcc-33344a62c473dfbea93502ce46d957890c7010c7.tar.bz2 | |
predicates.md (zero_extend_operand): New predicate.
* config/sh/predicates.md (zero_extend_operand): New predicate.
* config/sh/sh.md (zero_extendhisi2): Simplify by using new
zero_extend_operand predicate.
(zero_extendqisi2): Likewise.
From-SVN: r189269
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/config/sh/predicates.md | 7 | ||||
| -rw-r--r-- | gcc/config/sh/sh.md | 18 |
3 files changed, 18 insertions, 14 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3c3ba0e..c1f8098 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2012-07-04 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/predicates.md (zero_extend_operand): New predicate. + * config/sh/sh.md (zero_extendhisi2): Simplify by using new + zero_extend_operand predicate. + (zero_extendqisi2): Likewise. + 2012-07-04 Uros Bizjak <ubizjak@gmail.com> PR middle-end/53321 diff --git a/gcc/config/sh/predicates.md b/gcc/config/sh/predicates.md index 3e7efd3..4d793b1 100644 --- a/gcc/config/sh/predicates.md +++ b/gcc/config/sh/predicates.md @@ -368,6 +368,13 @@ : nonimmediate_operand) (op, mode); }) +;; Returns 1 if the operand can be used in a zero_extend. +(define_predicate "zero_extend_operand" + (ior (and (match_test "TARGET_SHMEDIA") + (match_operand 0 "general_extend_operand")) + (and (match_test "! TARGET_SHMEDIA") + (match_operand 0 "arith_reg_operand")))) + ;; Returns 1 if OP can be source of a simple move operation. Same as ;; general_operand, but a LABEL_REF is valid, PRE_DEC is invalid as ;; are subregs of system registers. diff --git a/gcc/config/sh/sh.md b/gcc/config/sh/sh.md index 1dda194..980aa6f 100644 --- a/gcc/config/sh/sh.md +++ b/gcc/config/sh/sh.md @@ -4725,13 +4725,8 @@ label: (const_string "ignore")))]) (define_expand "zero_extendhisi2" - [(set (match_operand:SI 0 "arith_reg_operand" "") - (zero_extend:SI (match_operand:HI 1 "general_extend_operand" "")))] - "" -{ - if (! TARGET_SHMEDIA && ! arith_reg_operand (operands[1], HImode)) - operands[1] = copy_to_mode_reg (HImode, operands[1]); -}) + [(set (match_operand:SI 0 "arith_reg_dest" "") + (zero_extend:SI (match_operand:HI 1 "zero_extend_operand" "")))]) (define_insn "*zero_extendhisi2_compact" [(set (match_operand:SI 0 "arith_reg_dest" "=r") @@ -4770,13 +4765,8 @@ label: }) (define_expand "zero_extendqisi2" - [(set (match_operand:SI 0 "arith_reg_operand" "") - (zero_extend:SI (match_operand:QI 1 "general_extend_operand" "")))] - "" -{ - if (! TARGET_SHMEDIA && ! arith_reg_operand (operands[1], QImode)) - operands[1] = copy_to_mode_reg (QImode, operands[1]); -}) + [(set (match_operand:SI 0 "arith_reg_dest" "") + (zero_extend:SI (match_operand:QI 1 "zero_extend_operand" "")))]) (define_insn "*zero_extendqisi2_compact" [(set (match_operand:SI 0 "arith_reg_dest" "=r") |