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| author | Richard Kenner <kenner@gcc.gnu.org> | 1997-05-18 07:48:25 -0400 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1997-05-18 07:48:25 -0400 |
| commit | 9591220667b495ebc8bedd25ce2b159d6d4ab382 (patch) | |
| tree | 376cbf72de27a65c30ebf892e940d235983b03ea /gcc | |
| parent | d96b26312b1cf791ea7ff2a2be471b71e6130947 (diff) | |
| download | gcc-9591220667b495ebc8bedd25ce2b159d6d4ab382.zip gcc-9591220667b495ebc8bedd25ce2b159d6d4ab382.tar.gz gcc-9591220667b495ebc8bedd25ce2b159d6d4ab382.tar.bz2 | |
(movstrict*): Changed into define_expands.
(movstrict*): Changed into define_expands. Split insns into m68k and
coldfire specific versions with appropriate constraints.
From-SVN: r14080
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/m68k/m68k.md | 54 |
1 files changed, 30 insertions, 24 deletions
diff --git a/gcc/config/m68k/m68k.md b/gcc/config/m68k/m68k.md index d2e18e7..938b12b 100644 --- a/gcc/config/m68k/m68k.md +++ b/gcc/config/m68k/m68k.md @@ -958,20 +958,23 @@ "TARGET_5200" "* return output_move_himode (operands);") -(define_insn "movstricthi" +(define_expand "movstricthi" + [(set (strict_low_part (match_operand:HI 0 "general_operand" "")) + (match_operand:HI 1 "general_operand" ""))] + "" + "") + +(define_insn "" [(set (strict_low_part (match_operand:HI 0 "general_operand" "+dm")) (match_operand:HI 1 "general_operand" "rmn"))] - "" - "* -{ - 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\"; -}") + "!TARGET_5200" + "* return output_move_stricthi (operands);") + +(define_insn "" + [(set (strict_low_part (match_operand:HI 0 "general_operand" "+d,m")) + (match_operand:HI 1 "general_operand" "rmn,r"))] + "TARGET_5200" + "* return output_move_stricthi (operands);") (define_expand "movqi" [(set (match_operand:QI 0 "general_operand" "") @@ -991,20 +994,23 @@ "TARGET_5200" "* return output_move_qimode (operands);") -(define_insn "movstrictqi" +(define_expand "movstrictqi" + [(set (strict_low_part (match_operand:QI 0 "general_operand" "")) + (match_operand:QI 1 "general_operand" ""))] + "" + "") + +(define_insn "" [(set (strict_low_part (match_operand:QI 0 "general_operand" "+dm")) (match_operand:QI 1 "general_operand" "dmn"))] - "" - "* -{ - 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%.b %0\"; - return \"move%.b %1,%0\"; -}") + "!TARGET_5200" + "* return output_move_strictqi (operands);") + +(define_insn "" + [(set (strict_low_part (match_operand:QI 0 "general_operand" "+d,m")) + (match_operand:QI 1 "general_operand" "dmn,d"))] + "TARGET_5200" + "* return output_move_strictqi (operands);") (define_expand "movsf" [(set (match_operand:SF 0 "general_operand" "") |