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https://github.com/c64scene-ar/llvm-6502.git
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9b14371830
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189145 91177308-0d34-0410-b5e6-96231b3b80d8
70 lines
3.0 KiB
LLVM
70 lines
3.0 KiB
LLVM
; RUN: llc < %s -march=x86 -mattr=+sse4.2 | FileCheck %s
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; widening shuffle v3float and then a add
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define void @shuf(<3 x float>* %dst.addr, <3 x float> %src1,<3 x float> %src2) nounwind {
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entry:
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; CHECK-LABEL: shuf:
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; CHECK: extractps
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; CHECK: extractps
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%x = shufflevector <3 x float> %src1, <3 x float> %src2, <3 x i32> < i32 0, i32 1, i32 2>
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%val = fadd <3 x float> %x, %src2
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store <3 x float> %val, <3 x float>* %dst.addr
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ret void
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; CHECK: ret
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}
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; widening shuffle v3float with a different mask and then a add
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define void @shuf2(<3 x float>* %dst.addr, <3 x float> %src1,<3 x float> %src2) nounwind {
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entry:
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; CHECK-LABEL: shuf2:
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; CHECK: extractps
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; CHECK: extractps
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%x = shufflevector <3 x float> %src1, <3 x float> %src2, <3 x i32> < i32 0, i32 4, i32 2>
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%val = fadd <3 x float> %x, %src2
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store <3 x float> %val, <3 x float>* %dst.addr
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ret void
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; CHECK: ret
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}
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; Example of when widening a v3float operation causes the DAG to replace a node
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; with the operation that we are currently widening, i.e. when replacing
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; opA with opB, the DAG will produce new operations with opA.
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define void @shuf3(<4 x float> %tmp10, <4 x float> %vecinit15, <4 x float>* %dst) nounwind {
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entry:
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; CHECK-LABEL: shuf3:
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; CHECK: shufps
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%shuffle.i.i.i12 = shufflevector <4 x float> %tmp10, <4 x float> %vecinit15, <4 x i32> <i32 0, i32 1, i32 4, i32 5>
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%tmp25.i.i = shufflevector <4 x float> %shuffle.i.i.i12, <4 x float> undef, <3 x i32> <i32 0, i32 1, i32 2>
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%tmp1.i.i = shufflevector <3 x float> %tmp25.i.i, <3 x float> zeroinitializer, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
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%tmp3.i13 = shufflevector <4 x float> %tmp1.i.i, <4 x float> undef, <3 x i32> <i32 0, i32 1, i32 2> ; <<3 x float>>
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%tmp6.i14 = shufflevector <3 x float> %tmp3.i13, <3 x float> zeroinitializer, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
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%tmp97.i = shufflevector <4 x float> %tmp6.i14, <4 x float> undef, <3 x i32> <i32 0, i32 1, i32 2>
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%tmp2.i18 = shufflevector <3 x float> %tmp97.i, <3 x float> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 2>
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%t5 = bitcast <4 x float> %tmp2.i18 to <4 x i32>
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%shr.i.i19 = lshr <4 x i32> %t5, <i32 19, i32 19, i32 19, i32 19>
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%and.i.i20 = and <4 x i32> %shr.i.i19, <i32 4080, i32 4080, i32 4080, i32 4080>
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%shuffle.i.i.i21 = shufflevector <4 x float> %tmp2.i18, <4 x float> undef, <4 x i32> <i32 2, i32 3, i32 2, i32 3>
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store <4 x float> %shuffle.i.i.i21, <4 x float>* %dst
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ret void
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; CHECK: ret
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}
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; PR10421: make sure we correctly handle extreme widening with CONCAT_VECTORS
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define <8 x i8> @shuf4(<4 x i8> %a, <4 x i8> %b) nounwind readnone {
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; CHECK-LABEL: shuf4:
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; CHECK-NOT: punpckldq
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%vshuf = shufflevector <4 x i8> %a, <4 x i8> %b, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
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ret <8 x i8> %vshuf
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; CHECK: ret
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}
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; PR11389: another CONCAT_VECTORS case
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define void @shuf5(<8 x i8>* %p) nounwind {
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; CHECK-LABEL: shuf5:
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%v = shufflevector <2 x i8> <i8 4, i8 33>, <2 x i8> undef, <8 x i32> <i32 1, i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
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store <8 x i8> %v, <8 x i8>* %p, align 8
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ret void
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; CHECK: ret
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}
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