Revert mmx palignr to use an intrinsic, since mmx shuffle patterns are missing.
llvm-svn: 91269
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@ -251,7 +251,7 @@ BUILTIN(__builtin_ia32_monitor, "vv*UiUi", "")
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BUILTIN(__builtin_ia32_mwait, "vUiUi", "")
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BUILTIN(__builtin_ia32_lddqu, "V16ccC*", "")
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BUILTIN(__builtin_ia32_palignr128, "V16cV16cV16cc", "")
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BUILTIN(__builtin_ia32_palignr, "V8cV8cV8cc", "")
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BUILTIN(__builtin_ia32_palignr, "V1LLiV1LLiV1LLic", "")
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BUILTIN(__builtin_ia32_insertps128, "V4fV4fV4fi", "")
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BUILTIN(__builtin_ia32_storelv4si, "vV2i*V2LLi", "")
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@ -805,8 +805,11 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID,
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Ops[0] = Builder.CreateBitCast(Ops[0], PtrTy);
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return Builder.CreateStore(Ops[1], Ops[0]);
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}
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case X86::BI__builtin_ia32_palignr128:
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case X86::BI__builtin_ia32_palignr: {
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Function *F = CGM.getIntrinsic(Intrinsic::x86_ssse3_palign_r);
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return Builder.CreateCall(F, &Ops[0], &Ops[0] + Ops.size());
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}
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case X86::BI__builtin_ia32_palignr128: {
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unsigned shiftVal = cast<llvm::ConstantInt>(Ops[2])->getZExtValue();
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// If palignr is shifting the pair of input vectors less than 17 bytes,
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@ -67,7 +67,7 @@ _mm_abs_epi32(__m128i a)
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}
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#define _mm_alignr_epi8(a, b, n) (__builtin_ia32_palignr128((a), (b), (n)))
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#define _mm_alignr_pi8(a, b, n) (__builtin_ia32_palignr((a), (b), (n)))
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#define _mm_alignr_pi8(a, b, n) (__builtin_ia32_palignr((a), (b), (n*8)))
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static inline __m128i __attribute__((__always_inline__, __nodebug__))
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_mm_hadd_epi16(__m128i a, __m128i b)
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@ -1,8 +1,12 @@
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// RUN: clang-cc %s -triple=i686-apple-darwin -target-feature +ssse3 -O1 -S -o - | FileCheck %s
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#define _mm_alignr_epi8(a, b, n) (__builtin_ia32_palignr128((a), (b), (n)))
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#define _mm_alignr_pi8(a, b, n) (__builtin_ia32_palignr((a), (b), (n*8)))
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typedef __attribute__((vector_size(8))) int int2;
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typedef __attribute__((vector_size(16))) int int4;
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// CHECK: palignr
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int2 mmx_align1(int2 a, int2 b) { return _mm_alignr_pi8(a, b, 7); }
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// CHECK: palignr
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int4 align1(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 15); }
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// CHECK: ret
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