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| author | Tim Northover <Tim.Northover@arm.com> | 2013-01-16 20:13:15 +0000 |
|---|---|---|
| committer | Tim Northover <Tim.Northover@arm.com> | 2013-01-16 20:13:15 +0000 |
| commit | 4ef746768b27ec0f71a61069c2f096419a4f0161 (patch) | |
| tree | 987fb09e1ff5fcc94c5b323f538cfee1e9c1b7f1 /clang/lib/CodeGen/CGBuiltin.cpp | |
| parent | 5e4696d2f5d680d5df9b8397516ca87d535847d5 (diff) | |
| download | bcm5719-llvm-4ef746768b27ec0f71a61069c2f096419a4f0161.tar.gz bcm5719-llvm-4ef746768b27ec0f71a61069c2f096419a4f0161.zip | |
Correct order of operands forwarding NEON vfma to LLVM fma
llvm-svn: 172650
Diffstat (limited to 'clang/lib/CodeGen/CGBuiltin.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index 48ed65e3c7a..6678ebe71cf 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -2132,7 +2132,9 @@ Value *CodeGenFunction::EmitARMBuiltinExpr(unsigned BuiltinID, Ops[0] = Builder.CreateBitCast(Ops[0], Ty); Ops[1] = Builder.CreateBitCast(Ops[1], Ty); Ops[2] = Builder.CreateBitCast(Ops[2], Ty); - return Builder.CreateCall3(F, Ops[0], Ops[1], Ops[2]); + + // NEON intrinsic puts accumulator first, unlike the LLVM fma. + return Builder.CreateCall3(F, Ops[1], Ops[2], Ops[0]); } case ARM::BI__builtin_neon_vpadal_v: case ARM::BI__builtin_neon_vpadalq_v: { |
