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riscv-gcc-1
Commit c9d4d2b4 by Richard Kenner
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(ashrsi3, lshrsh3): Remove patterns using bfext[su]. 

From-SVN: r7556
parent 6d7d084a
Showing with 0 additions and 22 deletions
gcc/config/m68k/m68k.md
......@@ -3449,17 +3449,6 @@
return \"swap %0\;asr%.w %2,%0\;ext%.l %0\";
}")
(define_insn ""
[(set (match_operand:SI 0 "register_operand" "=d")
(ashiftrt:SI (match_operand:SI 1 "register_operand" "d")
(match_operand:SI 2 "const_int_operand" "M")))]
"TARGET_68020 && operands[0] != operands[1] && INTVAL (operands[2]) > 8"
"*
{
operands[2] = GEN_INT (32 - INTVAL (operands[2]));
return \"bfexts %1{%#0:%b2},%0\";
}")
(define_insn "ashrsi3"
[(set (match_operand:SI 0 "register_operand" "=d")
(ashiftrt:SI (match_operand:SI 1 "register_operand" "0")
......@@ -3526,17 +3515,6 @@
return \"clr%.w %0\;swap %0\;lsr%.w %2,%0\";
}")
(define_insn ""
[(set (match_operand:SI 0 "register_operand" "=d")
(lshiftrt:SI (match_operand:SI 1 "register_operand" "d")
(match_operand:SI 2 "const_int_operand" "M")))]
"TARGET_68020 && operands[0] != operands[1] && INTVAL (operands[2]) > 8"
"*
{
operands[2] = GEN_INT (32 - INTVAL (operands[2]));
return \"bfextu %1{%#0:%b2},%0\";
}")
(define_insn "lshrsi3"
[(set (match_operand:SI 0 "register_operand" "=d")
(lshiftrt:SI (match_operand:SI 1 "register_operand" "0")
......
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