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8163cea3de
Vector GEP with mixed (vector and scalar) indices failed on the InstSimplify Pass when all indices are constants. Differential revision http://reviews.llvm.org/D20149 llvm-svn: 269590
64 lines
2.3 KiB
LLVM
64 lines
2.3 KiB
LLVM
; RUN: opt -S -instsimplify < %s | FileCheck %s
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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declare void @helper(<2 x i8*>)
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define void @test(<2 x i8*> %a) {
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%A = getelementptr i8, <2 x i8*> %a, <2 x i32> <i32 0, i32 0>
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call void @helper(<2 x i8*> %A)
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ret void
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}
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define <4 x i8*> @test1(<4 x i8*> %a) {
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%gep = getelementptr i8, <4 x i8*> %a, <4 x i32> zeroinitializer
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ret <4 x i8*> %gep
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; CHECK-LABEL: @test1
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; CHECK-NEXT: ret <4 x i8*> %a
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}
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define <4 x i8*> @test2(<4 x i8*> %a) {
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%gep = getelementptr i8, <4 x i8*> %a
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ret <4 x i8*> %gep
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; CHECK-LABEL: @test2
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; CHECK-NEXT: ret <4 x i8*> %a
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}
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%struct = type { double, float }
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define <4 x float*> @test3() {
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%gep = getelementptr %struct, <4 x %struct*> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1>, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
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ret <4 x float*> %gep
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; CHECK-LABEL: @test3
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; CHECK-NEXT: ret <4 x float*> undef
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}
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%struct.empty = type { }
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define <4 x %struct.empty*> @test4(<4 x %struct.empty*> %a) {
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%gep = getelementptr %struct.empty, <4 x %struct.empty*> %a, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
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ret <4 x %struct.empty*> %gep
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; CHECK-LABEL: @test4
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; CHECK-NEXT: ret <4 x %struct.empty*> %a
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}
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define <4 x i8*> @test5() {
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%c = inttoptr <4 x i64> <i64 1, i64 2, i64 3, i64 4> to <4 x i8*>
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%gep = getelementptr i8, <4 x i8*> %c, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
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ret <4 x i8*> %gep
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; CHECK-LABEL: @test5
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; CHECK-NEXT: ret <4 x i8*> getelementptr (i8, <4 x i8*> <i8* inttoptr (i64 1 to i8*), i8* inttoptr (i64 2 to i8*), i8* inttoptr (i64 3 to i8*), i8* inttoptr (i64 4 to i8*)>, <4 x i32> <i32 1, i32 1, i32 1, i32 1>)
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}
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@v = global [24 x [42 x [3 x i32]]] zeroinitializer, align 16
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define <16 x i32*> @test6() {
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; CHECK-LABEL: @test6
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; CHECK-NEXT: ret <16 x i32*> getelementptr ([24 x [42 x [3 x i32]]], [24 x [42 x [3 x i32]]]* @v, <16 x i64> zeroinitializer, <16 x i64> zeroinitializer, <16 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7, i64 8, i64 9, i64 10, i64 11, i64 12, i64 13, i64 14, i64 15>, <16 x i64> zeroinitializer)
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%VectorGep = getelementptr [24 x [42 x [3 x i32]]], [24 x [42 x [3 x i32]]]* @v, i64 0, i64 0, <16 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7, i64 8, i64 9, i64 10, i64 11, i64 12, i64 13, i64 14, i64 15>, i64 0
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ret <16 x i32*> %VectorGep
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} |