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48 lines
1.7 KiB
48 lines
1.7 KiB
4 months ago
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; RUN: llc < %s -asm-verbose=false -mtriple=arm64-apple-ios | FileCheck %s
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define <4 x float> @foo(<4 x float> %val, <4 x float> %test) nounwind {
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; CHECK-LABEL: foo:
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; CHECK-NEXT: fcmeq.4s v0, v0, v1
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; CHECK-NEXT: fmov.4s v1, #1.00000000
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; CHECK-NEXT: and.16b v0, v0, v1
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; CHECK-NEXT: ret
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%cmp = fcmp oeq <4 x float> %val, %test
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%ext = zext <4 x i1> %cmp to <4 x i32>
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%result = sitofp <4 x i32> %ext to <4 x float>
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ret <4 x float> %result
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}
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; Make sure the operation doesn't try to get folded when the sizes don't match,
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; as that ends up crashing later when trying to form a bitcast operation for
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; the folded nodes.
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define void @foo1(<4 x float> %val, <4 x float> %test, <4 x double>* %p) nounwind {
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; CHECK-LABEL: foo1:
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; CHECK: movi.4s
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; CHECK: scvtf.2d
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; CHECK: scvtf.2d
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%cmp = fcmp oeq <4 x float> %val, %test
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%ext = zext <4 x i1> %cmp to <4 x i32>
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%result = sitofp <4 x i32> %ext to <4 x double>
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store <4 x double> %result, <4 x double>* %p
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ret void
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}
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; Fold explicit AND operations when the constant isn't a splat of a single
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; scalar value like what the zext creates.
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define <4 x float> @foo2(<4 x float> %val, <4 x float> %test) nounwind {
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; CHECK-LABEL: lCPI2_0:
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; CHECK-NEXT: .long 1065353216
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 1065353216
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; CHECK-NEXT: .long 0
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; CHECK-LABEL: foo2:
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; CHECK: adrp x8, lCPI2_0@PAGE
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; CHECK: ldr q2, [x8, lCPI2_0@PAGEOFF]
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; CHECK-NEXT: fcmeq.4s v0, v0, v1
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; CHECK-NEXT: and.16b v0, v0, v2
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%cmp = fcmp oeq <4 x float> %val, %test
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%ext = zext <4 x i1> %cmp to <4 x i32>
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%and = and <4 x i32> %ext, <i32 255, i32 256, i32 257, i32 258>
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%result = sitofp <4 x i32> %and to <4 x float>
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ret <4 x float> %result
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}
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