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| author | Richard Kenner <kenner@gcc.gnu.org> | 1997-04-13 15:04:36 -0400 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1997-04-13 15:04:36 -0400 |
| commit | 5716e6452827c805240fbede43b6f82a4f6a914f (patch) | |
| tree | 6a8f3fce6fead0b876b7fc9e22ad289b45f1cf73 | |
| parent | 67cbb7a7d42f9cf8ba9eec79d2f057bc4b60a38f (diff) | |
| download | gcc-5716e6452827c805240fbede43b6f82a4f6a914f.zip gcc-5716e6452827c805240fbede43b6f82a4f6a914f.tar.gz gcc-5716e6452827c805240fbede43b6f82a4f6a914f.tar.bz2 | |
(movstricthi): Remove extraneous comparisons.
From-SVN: r13890
| -rw-r--r-- | gcc/config/m68k/m68k.md | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/gcc/config/m68k/m68k.md b/gcc/config/m68k/m68k.md index 95b77dc..fdb6eb2 100644 --- a/gcc/config/m68k/m68k.md +++ b/gcc/config/m68k/m68k.md @@ -964,18 +964,12 @@ "" "* { - if (GET_CODE (operands[1]) == CONST_INT) - { - if (operands[1] == const0_rtx - && (DATA_REG_P (operands[0]) - || GET_CODE (operands[0]) == MEM) - /* clr insns on 68000 read before writing. - This isn't so on the 68010, but we have no TARGET_68010. */ - && ((TARGET_68020 || TARGET_5200) - || !(GET_CODE (operands[0]) == MEM - && MEM_VOLATILE_P (operands[0])))) - return \"clr%.w %0\"; - } + if (operands[1] == const0_rtx + /* clr insns on 68000 read before writing. + This isn't so on the 68010, but we have no TARGET_68010. */ + && ((TARGET_68020 || TARGET_5200) + || !(GET_CODE (operands[0]) == MEM && MEM_VOLATILE_P (operands[0])))) + return \"clr%.w %0\"; return \"move%.w %1,%0\"; }") |