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authorEli Friedman <eli.friedman@gmail.com>2009-06-16 06:40:59 +0000
committerEli Friedman <eli.friedman@gmail.com>2009-06-16 06:40:59 +0000
commit35be001f0ed4b44e7be3b58518ea7b5656bbde7b (patch)
tree6346b75ca42ff5be8184024e1ee81d459a47bbd0 /lib/Target/CellSPU
parent498e6ad34814fca6a1daa5192e5823258f174210 (diff)
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Misc accumulated tweaks to legalization logic for various targets.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73476 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/CellSPU')
-rw-r--r--lib/Target/CellSPU/SPUISelLowering.cpp19
1 files changed, 19 insertions, 0 deletions
diff --git a/lib/Target/CellSPU/SPUISelLowering.cpp b/lib/Target/CellSPU/SPUISelLowering.cpp
index 864a914..b286443 100644
--- a/lib/Target/CellSPU/SPUISelLowering.cpp
+++ b/lib/Target/CellSPU/SPUISelLowering.cpp
@@ -249,6 +249,25 @@ SPUTargetLowering::SPUTargetLowering(SPUTargetMachine &TM)
setOperationAction(ISD::MUL, MVT::i32, Legal);
setOperationAction(ISD::MUL, MVT::i64, Legal);
+ // Expand double-width multiplication
+ // FIXME: It would probably be reasonable to support some of these operations
+ setOperationAction(ISD::UMUL_LOHI, MVT::i8, Expand);
+ setOperationAction(ISD::SMUL_LOHI, MVT::i8, Expand);
+ setOperationAction(ISD::MULHU, MVT::i8, Expand);
+ setOperationAction(ISD::MULHS, MVT::i8, Expand);
+ setOperationAction(ISD::UMUL_LOHI, MVT::i16, Expand);
+ setOperationAction(ISD::SMUL_LOHI, MVT::i16, Expand);
+ setOperationAction(ISD::MULHU, MVT::i16, Expand);
+ setOperationAction(ISD::MULHS, MVT::i16, Expand);
+ setOperationAction(ISD::UMUL_LOHI, MVT::i32, Expand);
+ setOperationAction(ISD::SMUL_LOHI, MVT::i32, Expand);
+ setOperationAction(ISD::MULHU, MVT::i32, Expand);
+ setOperationAction(ISD::MULHS, MVT::i32, Expand);
+ setOperationAction(ISD::UMUL_LOHI, MVT::i64, Expand);
+ setOperationAction(ISD::SMUL_LOHI, MVT::i64, Expand);
+ setOperationAction(ISD::MULHU, MVT::i64, Expand);
+ setOperationAction(ISD::MULHS, MVT::i64, Expand);
+
// Need to custom handle (some) common i8, i64 math ops
setOperationAction(ISD::ADD, MVT::i8, Custom);
setOperationAction(ISD::ADD, MVT::i64, Legal);