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Add operation expansion/promotion for a bunch of operations, many of 

which show up in test/CodeGen/Generic.

llvm-svn: 76158
This commit is contained in:
Eli Friedman 2009-07-17 06:36:24 +00:00
parent d562ab1cfd
commit aeb44a31f6
1 changed files with 54 additions and 5 deletions
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59
llvm/lib/Target/CellSPU/SPUISelLowering.cpp
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@ -155,6 +155,13 @@ SPUTargetLowering::SPUTargetLowering(SPUTargetMachine &TM)
setLoadExtAction(ISD::EXTLOAD, MVT::f32, Expand);
setLoadExtAction(ISD::EXTLOAD, MVT::f64, Expand);
setTruncStoreAction(MVT::i128, MVT::i64, Expand);
setTruncStoreAction(MVT::i128, MVT::i32, Expand);
setTruncStoreAction(MVT::i128, MVT::i16, Expand);
setTruncStoreAction(MVT::i128, MVT::i8, Expand);
setTruncStoreAction(MVT::f64, MVT::f32, Expand);
// SPU constant load actions are custom lowered:
setOperationAction(ISD::ConstantFP, MVT::f32, Legal);
setOperationAction(ISD::ConstantFP, MVT::f64, Custom);
@ -203,11 +210,37 @@ SPUTargetLowering::SPUTargetLowering(SPUTargetMachine &TM)
// SPU has no intrinsics for these particular operations:
setOperationAction(ISD::MEMBARRIER, MVT::Other, Expand);
// SPU has no SREM/UREM instructions
setOperationAction(ISD::SREM, MVT::i32, Expand);
setOperationAction(ISD::UREM, MVT::i32, Expand);
setOperationAction(ISD::SREM, MVT::i64, Expand);
setOperationAction(ISD::UREM, MVT::i64, Expand);
// SPU has no division/remainder instructions
setOperationAction(ISD::SREM, MVT::i8, Expand);
setOperationAction(ISD::UREM, MVT::i8, Expand);
setOperationAction(ISD::SDIV, MVT::i8, Expand);
setOperationAction(ISD::UDIV, MVT::i8, Expand);
setOperationAction(ISD::SDIVREM, MVT::i8, Expand);
setOperationAction(ISD::UDIVREM, MVT::i8, Expand);
setOperationAction(ISD::SREM, MVT::i16, Expand);
setOperationAction(ISD::UREM, MVT::i16, Expand);
setOperationAction(ISD::SDIV, MVT::i16, Expand);
setOperationAction(ISD::UDIV, MVT::i16, Expand);
setOperationAction(ISD::SDIVREM, MVT::i16, Expand);
setOperationAction(ISD::UDIVREM, MVT::i16, Expand);
setOperationAction(ISD::SREM, MVT::i32, Expand);
setOperationAction(ISD::UREM, MVT::i32, Expand);
setOperationAction(ISD::SDIV, MVT::i32, Expand);
setOperationAction(ISD::UDIV, MVT::i32, Expand);
setOperationAction(ISD::SDIVREM, MVT::i32, Expand);
setOperationAction(ISD::UDIVREM, MVT::i32, Expand);
setOperationAction(ISD::SREM, MVT::i64, Expand);
setOperationAction(ISD::UREM, MVT::i64, Expand);
setOperationAction(ISD::SDIV, MVT::i64, Expand);
setOperationAction(ISD::UDIV, MVT::i64, Expand);
setOperationAction(ISD::SDIVREM, MVT::i64, Expand);
setOperationAction(ISD::UDIVREM, MVT::i64, Expand);
setOperationAction(ISD::SREM, MVT::i128, Expand);
setOperationAction(ISD::UREM, MVT::i128, Expand);
setOperationAction(ISD::SDIV, MVT::i128, Expand);
setOperationAction(ISD::UDIV, MVT::i128, Expand);
setOperationAction(ISD::SDIVREM, MVT::i128, Expand);
setOperationAction(ISD::UDIVREM, MVT::i128, Expand);
// We don't support sin/cos/sqrt/fmod
setOperationAction(ISD::FSIN , MVT::f64, Expand);
@ -287,11 +320,19 @@ SPUTargetLowering::SPUTargetLowering(SPUTargetMachine &TM)
setOperationAction(ISD::CTPOP, MVT::i16, Custom);
setOperationAction(ISD::CTPOP, MVT::i32, Custom);
setOperationAction(ISD::CTPOP, MVT::i64, Custom);
setOperationAction(ISD::CTPOP, MVT::i128, Expand);
setOperationAction(ISD::CTTZ , MVT::i8, Expand);
setOperationAction(ISD::CTTZ , MVT::i16, Expand);
setOperationAction(ISD::CTTZ , MVT::i32, Expand);
setOperationAction(ISD::CTTZ , MVT::i64, Expand);
setOperationAction(ISD::CTTZ , MVT::i128, Expand);
setOperationAction(ISD::CTLZ , MVT::i8, Promote);
setOperationAction(ISD::CTLZ , MVT::i16, Promote);
setOperationAction(ISD::CTLZ , MVT::i32, Legal);
setOperationAction(ISD::CTLZ , MVT::i64, Expand);
setOperationAction(ISD::CTLZ , MVT::i128, Expand);
// SPU has a version of select that implements (a&~c)|(b&c), just like
// select ought to work:
@ -309,10 +350,18 @@ SPUTargetLowering::SPUTargetLowering(SPUTargetMachine &TM)
// Custom lower i128 -> i64 truncates
setOperationAction(ISD::TRUNCATE, MVT::i64, Custom);
setOperationAction(ISD::FP_TO_SINT, MVT::i8, Promote);
setOperationAction(ISD::FP_TO_UINT, MVT::i8, Promote);
setOperationAction(ISD::FP_TO_SINT, MVT::i16, Promote);
setOperationAction(ISD::FP_TO_UINT, MVT::i16, Promote);
// SPU has a legal FP -> signed INT instruction for f32, but for f64, need
// to expand to a libcall, hence the custom lowering:
setOperationAction(ISD::FP_TO_SINT, MVT::i32, Custom);
setOperationAction(ISD::FP_TO_UINT, MVT::i32, Custom);
setOperationAction(ISD::FP_TO_SINT, MVT::i64, Expand);
setOperationAction(ISD::FP_TO_UINT, MVT::i64, Expand);
setOperationAction(ISD::FP_TO_SINT, MVT::i128, Expand);
setOperationAction(ISD::FP_TO_UINT, MVT::i128, Expand);
// FDIV on SPU requires custom lowering
setOperationAction(ISD::FDIV, MVT::f64, Expand); // to libcall