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| author | Adam Nemet <anemet@caviumnetworks.com> | 2009-05-17 07:31:25 +0000 |
|---|---|---|
| committer | Adam Nemet <nemet@gcc.gnu.org> | 2009-05-17 07:31:25 +0000 |
| commit | ef67af22cb43478cf1ee1693f79d9262c933a13e (patch) | |
| tree | a347e5a4ccc0c89b83f082342fa90d9c48aa3f43 /gcc/config/mips | |
| parent | 51fe63ef9a849e72301090aa7ff854232049c50f (diff) | |
| download | gcc-ef67af22cb43478cf1ee1693f79d9262c933a13e.zip gcc-ef67af22cb43478cf1ee1693f79d9262c933a13e.tar.gz gcc-ef67af22cb43478cf1ee1693f79d9262c933a13e.tar.bz2 | |
* config/mips/mips.md (*zero_extend<mode>_trunchi,
*zero_extend<mode>_truncqi): Merge these into ...
(*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
Name the pattern following this as *zero_extendhi_truncqi.
From-SVN: r147630
Diffstat (limited to 'gcc/config/mips')
| -rw-r--r-- | gcc/config/mips/mips.md | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/gcc/config/mips/mips.md b/gcc/config/mips/mips.md index 78539cb..4ae724a 100644 --- a/gcc/config/mips/mips.md +++ b/gcc/config/mips/mips.md @@ -2778,25 +2778,19 @@ ;; Combiner patterns to optimize truncate/zero_extend combinations. -(define_insn "*zero_extend<mode>_trunchi" +(define_insn "*zero_extend<GPR:mode>_trunc<SHORT:mode>" [(set (match_operand:GPR 0 "register_operand" "=d") (zero_extend:GPR - (truncate:HI (match_operand:DI 1 "register_operand" "d"))))] - "TARGET_64BIT && !TARGET_MIPS16" - "andi\t%0,%1,0xffff" - [(set_attr "type" "logical") - (set_attr "mode" "<MODE>")]) - -(define_insn "*zero_extend<mode>_truncqi" - [(set (match_operand:GPR 0 "register_operand" "=d") - (zero_extend:GPR - (truncate:QI (match_operand:DI 1 "register_operand" "d"))))] + (truncate:SHORT (match_operand:DI 1 "register_operand" "d"))))] "TARGET_64BIT && !TARGET_MIPS16" - "andi\t%0,%1,0xff" +{ + operands[2] = GEN_INT (GET_MODE_MASK (<SHORT:MODE>mode)); + return "andi\t%0,%1,%x2"; +} [(set_attr "type" "logical") - (set_attr "mode" "<MODE>")]) + (set_attr "mode" "<GPR:MODE>")]) -(define_insn "" +(define_insn "*zero_extendhi_truncqi" [(set (match_operand:HI 0 "register_operand" "=d") (zero_extend:HI (truncate:QI (match_operand:DI 1 "register_operand" "d"))))] |