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dff33b262e
Differential Revisison: https://reviews.llvm.org/D32101 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@301343 91177308-0d34-0410-b5e6-96231b3b80d8
84 lines
3.7 KiB
LLVM
84 lines
3.7 KiB
LLVM
; RUN: opt -S -mtriple=amdgcn--amdhsa -load-store-vectorizer < %s | FileCheck %s
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; Check that vectorizer can find a GEP through bitcast
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; CHECK-LABEL: @vect_zext_bitcast_f32_to_i32_idx
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; CHECK: load <4 x i32>
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define void @vect_zext_bitcast_f32_to_i32_idx(float addrspace(1)* %arg1, i32 %base) {
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%add1 = add nuw i32 %base, 0
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%zext1 = zext i32 %add1 to i64
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%gep1 = getelementptr inbounds float, float addrspace(1)* %arg1, i64 %zext1
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%f2i1 = bitcast float addrspace(1)* %gep1 to i32 addrspace(1)*
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%load1 = load i32, i32 addrspace(1)* %f2i1, align 4
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%add2 = add nuw i32 %base, 1
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%zext2 = zext i32 %add2 to i64
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%gep2 = getelementptr inbounds float, float addrspace(1)* %arg1, i64 %zext2
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%f2i2 = bitcast float addrspace(1)* %gep2 to i32 addrspace(1)*
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%load2 = load i32, i32 addrspace(1)* %f2i2, align 4
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%add3 = add nuw i32 %base, 2
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%zext3 = zext i32 %add3 to i64
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%gep3 = getelementptr inbounds float, float addrspace(1)* %arg1, i64 %zext3
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%f2i3 = bitcast float addrspace(1)* %gep3 to i32 addrspace(1)*
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%load3 = load i32, i32 addrspace(1)* %f2i3, align 4
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%add4 = add nuw i32 %base, 3
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%zext4 = zext i32 %add4 to i64
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%gep4 = getelementptr inbounds float, float addrspace(1)* %arg1, i64 %zext4
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%f2i4 = bitcast float addrspace(1)* %gep4 to i32 addrspace(1)*
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%load4 = load i32, i32 addrspace(1)* %f2i4, align 4
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ret void
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}
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; CHECK-LABEL: @vect_zext_bitcast_i8_st1_to_i32_idx
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; CHECK: load i32
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; CHECK: load i32
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; CHECK: load i32
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; CHECK: load i32
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define void @vect_zext_bitcast_i8_st1_to_i32_idx(i8 addrspace(1)* %arg1, i32 %base) {
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%add1 = add nuw i32 %base, 0
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%zext1 = zext i32 %add1 to i64
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%gep1 = getelementptr inbounds i8, i8 addrspace(1)* %arg1, i64 %zext1
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%f2i1 = bitcast i8 addrspace(1)* %gep1 to i32 addrspace(1)*
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%load1 = load i32, i32 addrspace(1)* %f2i1, align 4
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%add2 = add nuw i32 %base, 1
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%zext2 = zext i32 %add2 to i64
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%gep2 = getelementptr inbounds i8,i8 addrspace(1)* %arg1, i64 %zext2
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%f2i2 = bitcast i8 addrspace(1)* %gep2 to i32 addrspace(1)*
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%load2 = load i32, i32 addrspace(1)* %f2i2, align 4
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%add3 = add nuw i32 %base, 2
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%zext3 = zext i32 %add3 to i64
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%gep3 = getelementptr inbounds i8, i8 addrspace(1)* %arg1, i64 %zext3
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%f2i3 = bitcast i8 addrspace(1)* %gep3 to i32 addrspace(1)*
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%load3 = load i32, i32 addrspace(1)* %f2i3, align 4
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%add4 = add nuw i32 %base, 3
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%zext4 = zext i32 %add4 to i64
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%gep4 = getelementptr inbounds i8, i8 addrspace(1)* %arg1, i64 %zext4
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%f2i4 = bitcast i8 addrspace(1)* %gep4 to i32 addrspace(1)*
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%load4 = load i32, i32 addrspace(1)* %f2i4, align 4
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ret void
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}
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; TODO: This can be vectorized, but currently vectorizer unable to do it.
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; CHECK-LABEL: @vect_zext_bitcast_i8_st4_to_i32_idx
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define void @vect_zext_bitcast_i8_st4_to_i32_idx(i8 addrspace(1)* %arg1, i32 %base) {
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%add1 = add nuw i32 %base, 0
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%zext1 = zext i32 %add1 to i64
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%gep1 = getelementptr inbounds i8, i8 addrspace(1)* %arg1, i64 %zext1
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%f2i1 = bitcast i8 addrspace(1)* %gep1 to i32 addrspace(1)*
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%load1 = load i32, i32 addrspace(1)* %f2i1, align 4
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%add2 = add nuw i32 %base, 4
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%zext2 = zext i32 %add2 to i64
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%gep2 = getelementptr inbounds i8,i8 addrspace(1)* %arg1, i64 %zext2
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%f2i2 = bitcast i8 addrspace(1)* %gep2 to i32 addrspace(1)*
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%load2 = load i32, i32 addrspace(1)* %f2i2, align 4
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%add3 = add nuw i32 %base, 8
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%zext3 = zext i32 %add3 to i64
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%gep3 = getelementptr inbounds i8, i8 addrspace(1)* %arg1, i64 %zext3
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%f2i3 = bitcast i8 addrspace(1)* %gep3 to i32 addrspace(1)*
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%load3 = load i32, i32 addrspace(1)* %f2i3, align 4
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%add4 = add nuw i32 %base, 16
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%zext4 = zext i32 %add4 to i64
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%gep4 = getelementptr inbounds i8, i8 addrspace(1)* %arg1, i64 %zext4
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%f2i4 = bitcast i8 addrspace(1)* %gep4 to i32 addrspace(1)*
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%load4 = load i32, i32 addrspace(1)* %f2i4, align 4
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ret void
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}
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