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| author | Dan Gohman <gohman@apple.com> | 2008-08-21 17:37:05 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2008-08-21 17:37:05 +0000 |
| commit | 6a7461ad9b465e5d87a7cf0984624dfffb926ae1 (patch) | |
| tree | e4ee0e053392c5d409a7a608f6bc5c57a3d1a1cb /llvm/lib/CodeGen | |
| parent | f16134141de11d8512ad26a1bbff84625a52e3ab (diff) | |
| download | bcm5719-llvm-6a7461ad9b465e5d87a7cf0984624dfffb926ae1.tar.gz bcm5719-llvm-6a7461ad9b465e5d87a7cf0984624dfffb926ae1.zip | |
Have FastISel skip the multiply by 1 for getelementptr on i8*.
llvm-svn: 55129
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/FastISel.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp b/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp index 71042ff277a..450596e50d0 100644 --- a/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp @@ -124,10 +124,8 @@ bool FastISel::SelectGetElementPtr(Instruction *I, // Unhandled operand. Halt "fast" selection and bail. return false; - // FIXME: If multiple is power of two, turn it into a shift. The - // optimization should be in FastEmit_ri? - IdxN = FastEmit_ri_(VT, ISD::MUL, IdxN, - ElementSize, VT); + if (ElementSize != 1) + IdxN = FastEmit_ri_(VT, ISD::MUL, IdxN, ElementSize, VT); if (IdxN == 0) // Unhandled operand. Halt "fast" selection and bail. return false; |
