Changes in directory llvm/lib/Target/PowerPC:
PPCInstrInfo.td updated: 1.157 -> 1.158
---
Log message:
Added predicate !NoExcessFPPrecision to FMADD, FMADDS, FMSUB, and FMSUBS.
---
Diffs of the changes: (+11 -4)
PPCInstrInfo.td | 15 +++++++++++----
1 files changed, 11 insertions(+), 4 deletions(-)
Index: llvm/lib/Target/PowerPC/PPCInstrInfo.td
diff -u llvm/lib/Target/PowerPC/PPCInstrInfo.td:1.157
llvm/lib/Target/PowerPC/PPCInstrInfo.td:1.158
--- llvm/lib/Target/PowerPC/PPCInstrInfo.td:1.157 Tue Dec 13 18:34:09 2005
+++ llvm/lib/Target/PowerPC/PPCInstrInfo.td Wed Dec 14 16:07:12 2005
@@ -166,6 +166,9 @@
let PrintMethod = "printcrbitm";
}
+//===----------------------------------------------------------------------===//
+// PowerPC Instruction Predicate Definitions.
+def FPContractions : Predicate<"!NoExcessFPPrecision">;
//===----------------------------------------------------------------------===//
// PowerPC Instruction Definitions.
@@ -719,22 +722,26 @@
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
"fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
[(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC),
- F8RC:$FRB))]>;
+ F8RC:$FRB))]>,
+ Requires<[FPContractions]>;
def FMADDS : AForm_1<59, 29,
(ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
"fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
[(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC),
- F4RC:$FRB))]>;
+ F4RC:$FRB))]>,
+ Requires<[FPContractions]>;
def FMSUB : AForm_1<63, 28,
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
"fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
[(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC),
- F8RC:$FRB))]>;
+ F8RC:$FRB))]>,
+ Requires<[FPContractions]>;
def FMSUBS : AForm_1<59, 28,
(ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
"fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
[(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC),
- F4RC:$FRB))]>;
+ F4RC:$FRB))]>,
+ Requires<[FPContractions]>;
def FNMADD : AForm_1<63, 31,
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
"fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
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