diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/Alpha/AlphaInstrInfo.td | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/lib/Target/Alpha/AlphaInstrInfo.td b/lib/Target/Alpha/AlphaInstrInfo.td index 88bcc9dff1..da24e70c18 100644 --- a/lib/Target/Alpha/AlphaInstrInfo.td +++ b/lib/Target/Alpha/AlphaInstrInfo.td @@ -1086,16 +1086,18 @@ def : Pat<(mul GPRC:$RA, immRemP2:$imm), (ADDQr (SLr GPRC:$RA, (nearP2X immRemP2:$imm)), (SLi GPRC:$RA, (nearP2RemX immRemP2:$imm)))>; //n is below a power of 2 -def : Pat<(mul GPRC:$RA, immRem1n:$imm), - (SUBQr (SLr GPRC:$RA, (nearP2X immRem1n:$imm)), GPRC:$RA)>; -def : Pat<(mul GPRC:$RA, immRem2n:$imm), - (SUBQr (SLr GPRC:$RA, (nearP2X immRem2n:$imm)), (ADDQr GPRC:$RA, GPRC:$RA))>; -def : Pat<(mul GPRC:$RA, immRem3n:$imm), - (SUBQr (SLr GPRC:$RA, (nearP2X immRem3n:$imm)), (S4SUBQr GPRC:$RA, GPRC:$RA))>; -def : Pat<(mul GPRC:$RA, immRem4n:$imm), - (SUBQr (SLr GPRC:$RA, (nearP2X immRem4n:$imm)), (SLi GPRC:$RA, 2))>; -def : Pat<(mul GPRC:$RA, immRem5n:$imm), - (SUBQr (SLr GPRC:$RA, (nearP2X immRem5n:$imm)), (S4ADDQr GPRC:$RA, GPRC:$RA))>; -def : Pat<(mul GPRC:$RA, immRemP2n:$imm), - (SUBQr (SLr GPRC:$RA, (nearP2X immRemP2n:$imm)), (SLi GPRC:$RA, (nearP2RemX immRemP2n:$imm)))>; +//FIXME: figure out why something is truncating the imm to 32bits +// this will fix 2007-11-27-mulneg3 +//def : Pat<(mul GPRC:$RA, immRem1n:$imm), +// (SUBQr (SLr GPRC:$RA, (nearP2X immRem1n:$imm)), GPRC:$RA)>; +//def : Pat<(mul GPRC:$RA, immRem2n:$imm), +// (SUBQr (SLr GPRC:$RA, (nearP2X immRem2n:$imm)), (ADDQr GPRC:$RA, GPRC:$RA))>; +//def : Pat<(mul GPRC:$RA, immRem3n:$imm), +// (SUBQr (SLr GPRC:$RA, (nearP2X immRem3n:$imm)), (S4SUBQr GPRC:$RA, GPRC:$RA))>; +//def : Pat<(mul GPRC:$RA, immRem4n:$imm), +// (SUBQr (SLr GPRC:$RA, (nearP2X immRem4n:$imm)), (SLi GPRC:$RA, 2))>; +//def : Pat<(mul GPRC:$RA, immRem5n:$imm), +// (SUBQr (SLr GPRC:$RA, (nearP2X immRem5n:$imm)), (S4ADDQr GPRC:$RA, GPRC:$RA))>; +//def : Pat<(mul GPRC:$RA, immRemP2n:$imm), +// (SUBQr (SLr GPRC:$RA, (nearP2X immRemP2n:$imm)), (SLi GPRC:$RA, (nearP2RemX immRemP2n:$imm)))>; } //Added complexity |