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828ff3b7ed
This patch addresses some additional cases where the compiler crashes upon encountering vector GEPs. This should fix PR36116. Differential Revision: https://reviews.llvm.org/D44219 Reference: https://bugs.llvm.org/show_bug.cgi?id=36116 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@327638 91177308-0d34-0410-b5e6-96231b3b80d8
67 lines
2.8 KiB
LLVM
67 lines
2.8 KiB
LLVM
; RUN: opt -instcombine -S -o - %s | FileCheck %s
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; Tests that we don't crash upon encountering a vector GEP
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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%Dual = type { %Dual.72, %Partials.73 }
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%Dual.72 = type { double, %Partials }
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%Partials = type { [2 x double] }
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%Partials.73 = type { [2 x %Dual.72] }
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; Function Attrs: sspreq
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define <8 x i64*> @"julia_axpy!_65480"(%Dual* %arg1, <8 x i64> %arg2) {
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top:
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; CHECK: %VectorGep14 = getelementptr inbounds %Dual, %Dual* %arg1, <8 x i64> %arg2, i32 1, i32 0, i64 0, i32 1, i32 0, i64 0
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%VectorGep14 = getelementptr inbounds %Dual, %Dual* %arg1, <8 x i64> %arg2, i32 1, i32 0, i64 0, i32 1, i32 0, i64 0
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%0 = bitcast <8 x double*> %VectorGep14 to <8 x i64*>
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ret <8 x i64*> %0
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}
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%struct.A = type { i32, %struct.B* }
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%struct.B = type { i64, %struct.C* }
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%struct.C = type { i64 }
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@G = internal global [65 x %struct.A] zeroinitializer, align 16
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; CHECK-LABEL: @test
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; CHECK: ret <16 x i32*> getelementptr ([65 x %struct.A], [65 x %struct.A]* @G, <16 x i64> zeroinitializer, <16 x i64> <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 16>, <16 x i32> zeroinitializer)
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define <16 x i32*> @test() {
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vector.body:
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%VectorGep = getelementptr [65 x %struct.A], [65 x %struct.A]* @G, <16 x i64> zeroinitializer, <16 x i64> <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 16>, <16 x i32> zeroinitializer
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ret <16 x i32*> %VectorGep
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}
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; CHECK-LABEL: @test2
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; CHECK: ret <16 x i32*> getelementptr ([65 x %struct.A], [65 x %struct.A]* @G, <16 x i64> zeroinitializer, <16 x i64> <i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7, i64 8, i64 9,
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define <16 x i32*> @test2() {
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vector.body:
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%VectorGep = getelementptr [65 x %struct.A], [65 x %struct.A]* @G, <16 x i32> zeroinitializer, <16 x i64> <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 16>, <16 x i32> zeroinitializer
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ret <16 x i32*> %VectorGep
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}
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@g = external global i8, align 1
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define <2 x i8*> @constant_zero_index() {
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; CHECK-LABEL: @constant_zero_index(
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; CHECK-NEXT: ret <2 x i8*> <i8* @g, i8* @g>
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;
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%gep = getelementptr i8, i8* @g, <2 x i64> zeroinitializer
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ret <2 x i8*> %gep
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}
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define <2 x i8*> @constant_undef_index() {
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; CHECK-LABEL: @constant_undef_index(
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; CHECK-NEXT: ret <2 x i8*> <i8* @g, i8* @g>
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;
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%gep = getelementptr i8, i8* @g, <2 x i64> undef
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ret <2 x i8*> %gep
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}
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define <2 x i8*> @constant_inbounds() {
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; CHECK-LABEL: @constant_inbounds(
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; CHECK-NEXT: ret <2 x i8*> getelementptr inbounds (i8, i8* @g, <2 x i64> <i64 1, i64 1>)
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;
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%gep = getelementptr i8, i8* @g, <2 x i64> <i64 1, i64 1>
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ret <2 x i8*> %gep
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}
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