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| author | Chad Rosier <mcrosier@codeaurora.org> | 2017-01-10 18:55:11 +0000 |
|---|---|---|
| committer | Chad Rosier <mcrosier@codeaurora.org> | 2017-01-10 18:55:11 +0000 |
| commit | c22abb38204cfaa59cfce328d87af5b4fb0ba95e (patch) | |
| tree | a661f0d7e073acc4c061258622196e8eb5704d06 /clang/lib | |
| parent | dc9834f91269c73702b6f0d7e428d169508a1386 (diff) | |
| download | bcm5719-llvm-c22abb38204cfaa59cfce328d87af5b4fb0ba95e.tar.gz bcm5719-llvm-c22abb38204cfaa59cfce328d87af5b4fb0ba95e.zip | |
[ARM] Use generic bitreverse intrinsic, rather than ARM specific rbit.
The backend already supports lowering this intrinsic to a rbit instruction.
llvm-svn: 291582
Diffstat (limited to 'clang/lib')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index f297d622c33..2ede1d46b3d 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -4318,9 +4318,9 @@ Value *CodeGenFunction::EmitARMBuiltinExpr(unsigned BuiltinID, } if (BuiltinID == ARM::BI__builtin_arm_rbit) { - return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_rbit), - EmitScalarExpr(E->getArg(0)), - "rbit"); + llvm::Value *Arg = EmitScalarExpr(E->getArg(0)); + return Builder.CreateCall( + CGM.getIntrinsic(Intrinsic::bitreverse, Arg->getType()), Arg, "rbit"); } if (BuiltinID == ARM::BI__clear_cache) { |
