diff options
Diffstat (limited to 'llvm/lib/Target/Alpha/AlphaISelPattern.cpp')
| -rw-r--r-- | llvm/lib/Target/Alpha/AlphaISelPattern.cpp | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/llvm/lib/Target/Alpha/AlphaISelPattern.cpp b/llvm/lib/Target/Alpha/AlphaISelPattern.cpp index 53d8a9e561c..aa4ed3b13c3 100644 --- a/llvm/lib/Target/Alpha/AlphaISelPattern.cpp +++ b/llvm/lib/Target/Alpha/AlphaISelPattern.cpp @@ -36,9 +36,12 @@ namespace llvm { cl::opt<bool> EnableAlphaIDIV("enable-alpha-intfpdiv", cl::desc("Use the FP div instruction for integer div when possible"), cl::Hidden); - cl::opt<bool> EnableAlphaFTOI("enable-alpha-ftoi", + cl::opt<bool> EnableAlphaFTOI("enable-alpha-FTOI", cl::desc("Enable use of ftoi* and itof* instructions (ev6 and higher)"), cl::Hidden); + cl::opt<bool> EnableAlphaCT("enable-alpha-CT", + cl::desc("Enable use of the ctpop, ctlz, and cttz instructions"), + cl::Hidden); cl::opt<bool> EnableAlphaCount("enable-alpha-count", cl::desc("Print estimates on live ins and outs"), cl::Hidden); @@ -76,9 +79,11 @@ namespace { setOperationAction(ISD::SREM , MVT::f32 , Expand); setOperationAction(ISD::SREM , MVT::f64 , Expand); - // setOperationAction(ISD::CTPOP , MVT::i64 , Expand); - // setOperationAction(ISD::CTTZ , MVT::i64 , Expand); - // setOperationAction(ISD::CTTZ , MVT::i64 , Expand); + if (!EnableAlphaCT) { + setOperationAction(ISD::CTPOP , MVT::i64 , Expand); + setOperationAction(ISD::CTTZ , MVT::i64 , Expand); + setOperationAction(ISD::CTTZ , MVT::i64 , Expand); + } //If this didn't legalize into a div.... // setOperationAction(ISD::SREM , MVT::i64, Expand); |
