forked from OSchip/llvm-project
124 lines
4.6 KiB
LLVM
124 lines
4.6 KiB
LLVM
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; RUN: opt -S -scalarizer %s | FileCheck %s
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; RUN: opt -S -passes='function(scalarizer)' %s | FileCheck %s
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; Check that the scalarizer can handle vector GEPs with scalar indices
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@vec = global <4 x i16*> <i16* null, i16* null, i16* null, i16* null>
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@index = global i16 1
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@ptr = global [4 x i16] [i16 1, i16 2, i16 3, i16 4]
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@ptrptr = global i16* null
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; constant index
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define void @test1() {
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bb:
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%0 = load <4 x i16*>, <4 x i16*>* @vec
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%1 = getelementptr i16, <4 x i16*> %0, i16 1
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ret void
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}
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;CHECK-LABEL: @test1
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;CHECK: %[[I0:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 0
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;CHECK: getelementptr i16, i16* %[[I0]], i16 1
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;CHECK: %[[I1:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 1
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;CHECK: getelementptr i16, i16* %[[I1]], i16 1
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;CHECK: %[[I2:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 2
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;CHECK: getelementptr i16, i16* %[[I2]], i16 1
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;CHECK: %[[I3:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 3
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;CHECK: getelementptr i16, i16* %[[I3]], i16 1
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; non-constant index
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define void @test2() {
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bb:
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%0 = load <4 x i16*>, <4 x i16*>* @vec
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%index = load i16, i16* @index
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%1 = getelementptr i16, <4 x i16*> %0, i16 %index
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ret void
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}
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;CHECK-LABEL: @test2
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;CHECK: %0 = load <4 x i16*>, <4 x i16*>* @vec
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;CHECK: %[[I0:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 0
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;CHECK: %[[I1:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 1
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;CHECK: %[[I2:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 2
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;CHECK: %[[I3:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 3
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;CHECK: %index = load i16, i16* @index
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;CHECK: %.splatinsert = insertelement <4 x i16> undef, i16 %index, i32 0
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;CHECK: %.splat = shufflevector <4 x i16> %.splatinsert, <4 x i16> undef, <4 x i32> zeroinitializer
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;CHECK: %.splat[[I0]] = extractelement <4 x i16> %.splat, i32 0
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;CHECK: getelementptr i16, i16* %[[I0]], i16 %.splat[[I0]]
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;CHECK: %.splat[[I1]] = extractelement <4 x i16> %.splat, i32 1
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;CHECK: getelementptr i16, i16* %[[I1]], i16 %.splat[[I1]]
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;CHECK: %.splat[[I2]] = extractelement <4 x i16> %.splat, i32 2
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;CHECK: getelementptr i16, i16* %[[I2]], i16 %.splat[[I2]]
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;CHECK: %.splat[[I3]] = extractelement <4 x i16> %.splat, i32 3
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;CHECK: getelementptr i16, i16* %[[I3]], i16 %.splat[[I3]]
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; Check that the scalarizer can handle vector GEPs with scalar pointer
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; constant pointer
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define void @test3() {
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bb:
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%0 = bitcast [4 x i16]* @ptr to i16*
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%1 = getelementptr i16, i16* %0, <4 x i16> <i16 0, i16 1, i16 2, i16 3>
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ret void
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}
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;CHECK-LABEL: @test3
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;CHECK: %0 = bitcast [4 x i16]* @ptr to i16*
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;CHECK: %.splatinsert = insertelement <4 x i16*> undef, i16* %0, i32 0
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;CHECK: %.splat = shufflevector <4 x i16*> %.splatinsert, <4 x i16*> undef, <4 x i32> zeroinitializer
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;CHECK: %.splat[[I0:.i[0-9]*]] = extractelement <4 x i16*> %.splat, i32 0
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;CHECK: getelementptr i16, i16* %.splat[[I0]], i16 0
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;CHECK: %.splat[[I1:.i[0-9]*]] = extractelement <4 x i16*> %.splat, i32 1
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;CHECK: getelementptr i16, i16* %.splat[[I1]], i16 1
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;CHECK: %.splat[[I2:.i[0-9]*]] = extractelement <4 x i16*> %.splat, i32 2
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;CHECK: getelementptr i16, i16* %.splat[[I2]], i16 2
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;CHECK: %.splat[[I3:.i[0-9]*]] = extractelement <4 x i16*> %.splat, i32 3
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;CHECK: getelementptr i16, i16* %.splat[[I3]], i16 3
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; non-constant pointer
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define void @test4() {
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bb:
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%0 = load i16*, i16** @ptrptr
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%1 = getelementptr i16, i16* %0, <4 x i16> <i16 0, i16 1, i16 2, i16 3>
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ret void
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}
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;CHECK-LABEL: @test4
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;CHECK: %0 = load i16*, i16** @ptrptr
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;CHECK: %.splatinsert = insertelement <4 x i16*> undef, i16* %0, i32 0
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;CHECK: %.splat = shufflevector <4 x i16*> %.splatinsert, <4 x i16*> undef, <4 x i32> zeroinitializer
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;CHECK: %.splat[[I0:.i[0-9]*]] = extractelement <4 x i16*> %.splat, i32 0
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;CHECK: getelementptr i16, i16* %.splat[[I0]], i16 0
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;CHECK: %.splat[[I1:.i[0-9]*]] = extractelement <4 x i16*> %.splat, i32 1
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;CHECK: getelementptr i16, i16* %.splat[[I1]], i16 1
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;CHECK: %.splat[[I2:.i[0-9]*]] = extractelement <4 x i16*> %.splat, i32 2
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;CHECK: getelementptr i16, i16* %.splat[[I2]], i16 2
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;CHECK: %.splat[[I3:.i[0-9]*]] = extractelement <4 x i16*> %.splat, i32 3
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;CHECK: getelementptr i16, i16* %.splat[[I3]], i16 3
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; constant index, inbounds
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define void @test5() {
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bb:
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%0 = load <4 x i16*>, <4 x i16*>* @vec
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%1 = getelementptr inbounds i16, <4 x i16*> %0, i16 1
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ret void
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}
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;CHECK-LABEL: @test5
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;CHECK: %[[I0:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 0
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;CHECK: getelementptr inbounds i16, i16* %[[I0]], i16 1
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;CHECK: %[[I1:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 1
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;CHECK: getelementptr inbounds i16, i16* %[[I1]], i16 1
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;CHECK: %[[I2:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 2
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;CHECK: getelementptr inbounds i16, i16* %[[I2]], i16 1
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;CHECK: %[[I3:.i[0-9]*]] = extractelement <4 x i16*> %0, i32 3
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;CHECK: getelementptr inbounds i16, i16* %[[I3]], i16 1
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