From 197b2bf341b95bf0c33f82c759654cb1db63d19e Mon Sep 17 00:00:00 2001 From: Jim Wilson Date: Fri, 9 Feb 1996 16:05:30 -0800 Subject: [PATCH] (probe+2, probe+4): New conditional move patterns. (movsicc): Don't truncate comparison if it is DImode. From-SVN: r11191 --- gcc/config/mips/mips.md | 39 ++++++++++++++++++++++++++++++++------- 1 file changed, 32 insertions(+), 7 deletions(-) diff --git a/gcc/config/mips/mips.md b/gcc/config/mips/mips.md index 23e35a3723a..ead8cdc34f9 100644 --- a/gcc/config/mips/mips.md +++ b/gcc/config/mips/mips.md @@ -6477,6 +6477,21 @@ move\\t%0,%z4\\n\\ [(set_attr "type" "move") (set_attr "mode" "SI")]) +(define_insn "" + [(set (match_operand:SI 0 "register_operand" "=d,d") + (if_then_else:SI + (match_operator 4 "equality_op" + [(match_operand:DI 1 "register_operand" "d,d") + (const_int 0)]) + (match_operand:SI 2 "reg_or_0_operand" "dJ,0") + (match_operand:SI 3 "reg_or_0_operand" "0,dJ")))] + "mips_isa >= 4" + "@ + mov%B4\\t%0,%z2,%1 + mov%b4\\t%0,%z3,%1" + [(set_attr "type" "move") + (set_attr "mode" "SI")]) + (define_insn "" [(set (match_operand:SI 0 "register_operand" "=d,d") (if_then_else:SI @@ -6490,6 +6505,21 @@ move\\t%0,%z4\\n\\ [(set_attr "type" "move") (set_attr "mode" "SI")]) +(define_insn "" + [(set (match_operand:DI 0 "register_operand" "=d,d") + (if_then_else:DI + (match_operator 4 "equality_op" + [(match_operand:SI 1 "register_operand" "d,d") + (const_int 0)]) + (match_operand:DI 2 "reg_or_0_operand" "dJ,0") + (match_operand:DI 3 "reg_or_0_operand" "0,dJ")))] + "mips_isa >= 4" + "@ + mov%B4\\t%0,%z2,%1 + mov%b4\\t%0,%z3,%1" + [(set_attr "type" "move") + (set_attr "mode" "DI")]) + (define_insn "" [(set (match_operand:DI 0 "register_operand" "=d,d") (if_then_else:DI @@ -6661,13 +6691,8 @@ move\\t%0,%z4\\n\\ operands[4] = gen_rtx (REG, CC_FPmode, FPSW_REGNUM); } - if (mode == DImode) - operands[5] = gen_rtx (move_code, VOIDmode, - gen_lowpart (SImode, operands[4]), - CONST0_RTX (SImode)); - else - operands[5] = gen_rtx (move_code, VOIDmode, operands[4], - CONST0_RTX (SImode)); + operands[5] = gen_rtx (move_code, VOIDmode, operands[4], + CONST0_RTX (SImode)); }") ;; ??? Need movdicc, movsfcc, and movdfcc patterns. They should be -- 2.30.2