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| author | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2018-01-11 18:30:41 +0000 |
|---|---|---|
| committer | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2018-01-11 18:30:41 +0000 |
| commit | 240df6faa4f6f8ea13b3006f2808b64b6d647b02 (patch) | |
| tree | 2d9918beb447188e3ac37751b832ad88a3b555c4 | |
| parent | 4ef6cfff6aec7fadf1fec41597534bc283214178 (diff) | |
| download | bcm5719-llvm-240df6faa4f6f8ea13b3006f2808b64b6d647b02.tar.gz bcm5719-llvm-240df6faa4f6f8ea13b3006f2808b64b6d647b02.zip | |
[Hexagon] Fix building 64-bit vector from constant values
The constants were aggregated in a reverse order.
llvm-svn: 322303
| -rw-r--r-- | llvm/lib/Target/Hexagon/HexagonISelLowering.cpp | 2 | ||||
| -rw-r--r-- | llvm/test/CodeGen/Hexagon/vect/build-vect64.ll | 8 |
2 files changed, 9 insertions, 1 deletions
diff --git a/llvm/lib/Target/Hexagon/HexagonISelLowering.cpp b/llvm/lib/Target/Hexagon/HexagonISelLowering.cpp index d375fb4702e..cdb0844e132 100644 --- a/llvm/lib/Target/Hexagon/HexagonISelLowering.cpp +++ b/llvm/lib/Target/Hexagon/HexagonISelLowering.cpp @@ -2652,7 +2652,7 @@ HexagonTargetLowering::buildVector64(ArrayRef<SDValue> Elem, const SDLoc &dl, uint64_t Mask = (ElemTy == MVT::i8) ? 0xFFull : (ElemTy == MVT::i16) ? 0xFFFFull : 0xFFFFFFFFull; for (unsigned i = 0; i != Num; ++i) - Val = (Val << W) | (Consts[i]->getZExtValue() & Mask); + Val = (Val << W) | (Consts[Num-1-i]->getZExtValue() & Mask); SDValue V0 = DAG.getConstant(Val, dl, MVT::i64); return DAG.getBitcast(VecTy, V0); } diff --git a/llvm/test/CodeGen/Hexagon/vect/build-vect64.ll b/llvm/test/CodeGen/Hexagon/vect/build-vect64.ll new file mode 100644 index 00000000000..8b19e16864a --- /dev/null +++ b/llvm/test/CodeGen/Hexagon/vect/build-vect64.ll @@ -0,0 +1,8 @@ +; RUN: llc -march=hexagon < %s | FileCheck %s + +; Check that the value produced is 0x0706050403020100. +; CHECK: r1:0 = CONST64(#506097522914230528) + +define <8 x i8> @fred() { + ret <8 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7> +} |
