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* pa.md (movsicc): New expander. 

From-SVN: r9124
This commit is contained in:
Jeff Law 1995-03-06 00:29:33 -07:00
parent cd681d1f89
commit 014a45652d
1 changed files with 23 additions and 0 deletions
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23
gcc/config/pa/pa.md
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@ -762,6 +762,29 @@
(set_attr "length" "8,8")])
;;; Experimental conditional move patterns
(define_expand "movsicc"
[(set (match_operand:SI 0 "register_operand" "")
(if_then_else:SI
(match_operator 1 "comparison_operator"
[(match_operand:SI 4 "register_operand" "")
(match_operand:SI 5 "arith11_operand" "")])
(match_operand:SI 2 "reg_or_cint_move_operand" "")
(match_operand:SI 3 "reg_or_cint_move_operand" "")))]
""
"
{
enum rtx_code code = GET_CODE (operands[1]);
if (hppa_branch_type != CMP_SI)
FAIL;
/* operands[1] is currently the result of compare_from_rtx. We want to
emit a compare of the original operands. */
operands[1] = gen_rtx (code, SImode, hppa_compare_op0, hppa_compare_op1);
operands[4] = hppa_compare_op0;
operands[5] = hppa_compare_op1;
}")
; We need the first constraint alternative in order to avoid
; earlyclobbers on all other alternatives.
(define_insn ""