dc29901efb
This LLVM defect was identified via the AMD Fuzzing project. --------- Co-authored-by: Matt Arsenault <arsenm2@gmail.com>
45 lines
2.2 KiB
LLVM
45 lines
2.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
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; RUN: opt -mtriple amdgcn -passes=amdgpu-promote-alloca-to-vector -S < %s | FileCheck %s
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; Skip promote-alloca in case of an index which is known to be out of bounds.
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define amdgpu_kernel void @out_of_bounds() {
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; CHECK-LABEL: define amdgpu_kernel void @out_of_bounds() {
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; CHECK-NEXT: [[PTR:%.*]] = freeze <4 x float> poison
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; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[PTR]], <4 x float> poison, <4 x i32> <i32 poison, i32 poison, i32 2, i32 3>
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; CHECK-NEXT: ret void
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;
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%ptr = alloca [4 x float], align 4, addrspace(5)
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%elem_ptr = getelementptr [4 x float], ptr addrspace(5) %ptr, i32 0, i32 42
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call void @llvm.memcpy.p5.p5.i32(ptr addrspace(5) %ptr, ptr addrspace(5) %elem_ptr, i32 8, i1 false)
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ret void
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}
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define amdgpu_kernel void @memcpy_partially_out_of_bounds() {
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; CHECK-LABEL: define amdgpu_kernel void @memcpy_partially_out_of_bounds() {
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; CHECK-NEXT: [[PTR:%.*]] = freeze <3 x float> poison
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; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <3 x float> [[PTR]], <3 x float> poison, <3 x i32> <i32 2, i32 poison, i32 2>
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; CHECK-NEXT: ret void
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;
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%ptr = alloca [3 x float], align 4, addrspace(5)
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%elem_ptr = getelementptr [3 x float], ptr addrspace(5) %ptr, i32 0, i32 2
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call void @llvm.memcpy.p5.p5.i32(ptr addrspace(5) %ptr, ptr addrspace(5) %elem_ptr, i32 8, i1 false)
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ret void
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}
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define amdgpu_kernel void @in_bounds() {
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; CHECK-LABEL: define amdgpu_kernel void @in_bounds() {
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; CHECK-NEXT: [[PTR:%.*]] = freeze <4 x float> poison
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; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[PTR]], <4 x float> poison, <4 x i32> <i32 2, i32 3, i32 2, i32 3>
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; CHECK-NEXT: ret void
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;
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%ptr = alloca [4 x float], align 4, addrspace(5)
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%elem_ptr = getelementptr [4 x float], ptr addrspace(5) %ptr, i32 0, i32 2
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call void @llvm.memcpy.p5.p5.i32(ptr addrspace(5) %ptr, ptr addrspace(5) %elem_ptr, i32 8, i1 false)
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ret void
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}
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declare void @llvm.memcpy.p5.p5.i32(ptr addrspace(5) writeonly captures(none), ptr addrspace(5) readonly captures(none), i32, i1 immarg) #0
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attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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