diff options
Diffstat (limited to 'gcc/config/rs6000/rs6000.md')
| -rw-r--r-- | gcc/config/rs6000/rs6000.md | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index 8d09c8cd2dd..f51512fc003 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -4882,6 +4882,43 @@ [(set_attr "length" "8") (set_attr "type" "vecperm")]) +;; Handle inverting the fpmask comparisons. +(define_insn_and_split "*mov<SFDF:mode><SFDF2:mode>cc_invert_p9" + [(set (match_operand:SFDF 0 "vsx_register_operand" "=&<SFDF:Fv>,<SFDF:Fv>") + (if_then_else:SFDF + (match_operator:CCFP 1 "invert_fpmask_comparison_operator" + [(match_operand:SFDF2 2 "vsx_register_operand" "<SFDF2:Fv>,<SFDF2:Fv>") + (match_operand:SFDF2 3 "vsx_register_operand" "<SFDF2:Fv>,<SFDF2:Fv>")]) + (match_operand:SFDF 4 "vsx_register_operand" "<SFDF:Fv>,<SFDF:Fv>") + (match_operand:SFDF 5 "vsx_register_operand" "<SFDF:Fv>,<SFDF:Fv>"))) + (clobber (match_scratch:V2DI 6 "=0,&wa"))] + "TARGET_P9_MINMAX" + "#" + "" + [(set (match_dup 6) + (if_then_else:V2DI (match_dup 9) + (match_dup 7) + (match_dup 8))) + (set (match_dup 0) + (if_then_else:SFDF (ne (match_dup 6) + (match_dup 8)) + (match_dup 5) + (match_dup 4)))] +{ + rtx op1 = operands[1]; + enum rtx_code cond = reverse_condition_maybe_unordered (GET_CODE (op1)); + + if (GET_CODE (operands[6]) == SCRATCH) + operands[6] = gen_reg_rtx (V2DImode); + + operands[7] = CONSTM1_RTX (V2DImode); + operands[8] = CONST0_RTX (V2DImode); + + operands[9] = gen_rtx_fmt_ee (cond, CCFPmode, operands[2], operands[3]); +} + [(set_attr "length" "8") + (set_attr "type" "vecperm")]) + (define_insn "*fpmask<mode>" [(set (match_operand:V2DI 0 "vsx_register_operand" "=wa") (if_then_else:V2DI @@ -4901,7 +4938,7 @@ (match_operand:SFDF 3 "vsx_register_operand" "<Fv>") (match_operand:SFDF 4 "vsx_register_operand" "<Fv>")))] "TARGET_P9_MINMAX" - "xxsel %x0,%x1,%x3,%x4" + "xxsel %x0,%x4,%x3,%x1" [(set_attr "type" "vecmove")]) |