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1; RUN: opt -mtriple=amdgcn-- -S -separate-const-offset-from-gep -reassociate-geps-verify-no-dead-code -gvn < %s | FileCheck -check-prefix=IR %s
2
3target datalayout = "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-p24:64:64-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"
4
5@array = internal addrspace(4) constant [4096 x [32 x float]] zeroinitializer, align 4
6
7; IR-LABEL: @sum_of_array(
8; IR: [[BASE_PTR:%[a-zA-Z0-9]+]] = getelementptr [4096 x [32 x float]], [4096 x [32 x float]] addrspace(4)* @array, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
9; IR: getelementptr inbounds float, float addrspace(4)* [[BASE_PTR]], i64 1
10; IR: getelementptr inbounds float, float addrspace(4)* [[BASE_PTR]], i64 32
11; IR: getelementptr inbounds float, float addrspace(4)* [[BASE_PTR]], i64 33
12define amdgpu_kernel void @sum_of_array(i32 %x, i32 %y, float addrspace(1)* nocapture %output) {
13  %tmp = sext i32 %y to i64
14  %tmp1 = sext i32 %x to i64
15  %tmp2 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(4)* @array, i64 0, i64 %tmp1, i64 %tmp
16  %tmp4 = load float, float addrspace(4)* %tmp2, align 4
17  %tmp5 = fadd float %tmp4, 0.000000e+00
18  %tmp6 = add i32 %y, 1
19  %tmp7 = sext i32 %tmp6 to i64
20  %tmp8 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(4)* @array, i64 0, i64 %tmp1, i64 %tmp7
21  %tmp10 = load float, float addrspace(4)* %tmp8, align 4
22  %tmp11 = fadd float %tmp5, %tmp10
23  %tmp12 = add i32 %x, 1
24  %tmp13 = sext i32 %tmp12 to i64
25  %tmp14 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(4)* @array, i64 0, i64 %tmp13, i64 %tmp
26  %tmp16 = load float, float addrspace(4)* %tmp14, align 4
27  %tmp17 = fadd float %tmp11, %tmp16
28  %tmp18 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(4)* @array, i64 0, i64 %tmp13, i64 %tmp7
29  %tmp20 = load float, float addrspace(4)* %tmp18, align 4
30  %tmp21 = fadd float %tmp17, %tmp20
31  store float %tmp21, float addrspace(1)* %output, align 4
32  ret void
33}
34
35@array2 = internal addrspace(4) constant [4096 x [4 x float]] zeroinitializer, align 4
36
37; Some of the indices go over the maximum mubuf offset, so don't split them.
38
39; IR-LABEL: @sum_of_array_over_max_mubuf_offset(
40; IR: [[BASE_PTR:%[a-zA-Z0-9]+]] = getelementptr [4096 x [4 x float]], [4096 x [4 x float]] addrspace(4)* @array2, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
41; IR: getelementptr inbounds float, float addrspace(4)* [[BASE_PTR]], i64 255
42; IR: add i32 %x, 256
43; IR: getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(4)* @array2, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
44; IR: getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(4)* @array2, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
45define amdgpu_kernel void @sum_of_array_over_max_mubuf_offset(i32 %x, i32 %y, float addrspace(1)* nocapture %output) {
46  %tmp = sext i32 %y to i64
47  %tmp1 = sext i32 %x to i64
48  %tmp2 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(4)* @array2, i64 0, i64 %tmp1, i64 %tmp
49  %tmp4 = load float, float addrspace(4)* %tmp2, align 4
50  %tmp5 = fadd float %tmp4, 0.000000e+00
51  %tmp6 = add i32 %y, 255
52  %tmp7 = sext i32 %tmp6 to i64
53  %tmp8 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(4)* @array2, i64 0, i64 %tmp1, i64 %tmp7
54  %tmp10 = load float, float addrspace(4)* %tmp8, align 4
55  %tmp11 = fadd float %tmp5, %tmp10
56  %tmp12 = add i32 %x, 256
57  %tmp13 = sext i32 %tmp12 to i64
58  %tmp14 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(4)* @array2, i64 0, i64 %tmp13, i64 %tmp
59  %tmp16 = load float, float addrspace(4)* %tmp14, align 4
60  %tmp17 = fadd float %tmp11, %tmp16
61  %tmp18 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(4)* @array2, i64 0, i64 %tmp13, i64 %tmp7
62  %tmp20 = load float, float addrspace(4)* %tmp18, align 4
63  %tmp21 = fadd float %tmp17, %tmp20
64  store float %tmp21, float addrspace(1)* %output, align 4
65  ret void
66}
67
68
69@lds_array = internal addrspace(3) global [4096 x [4 x float]] undef, align 4
70
71; DS instructions have a larger immediate offset, so make sure these are OK.
72; IR-LABEL: @sum_of_lds_array_over_max_mubuf_offset(
73; IR: [[BASE_PTR:%[a-zA-Z0-9]+]] = getelementptr [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %{{[a-zA-Z0-9]+}}, i32 %{{[a-zA-Z0-9]+}}
74; IR: getelementptr inbounds float, float addrspace(3)* [[BASE_PTR]], i32 255
75; IR: getelementptr inbounds float, float addrspace(3)* [[BASE_PTR]], i32 16128
76; IR: getelementptr inbounds float, float addrspace(3)* [[BASE_PTR]], i32 16383
77define amdgpu_kernel void @sum_of_lds_array_over_max_mubuf_offset(i32 %x, i32 %y, float addrspace(1)* nocapture %output) {
78  %tmp2 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %x, i32 %y
79  %tmp4 = load float, float addrspace(3)* %tmp2, align 4
80  %tmp5 = fadd float %tmp4, 0.000000e+00
81  %tmp6 = add i32 %y, 255
82  %tmp8 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %x, i32 %tmp6
83  %tmp10 = load float, float addrspace(3)* %tmp8, align 4
84  %tmp11 = fadd float %tmp5, %tmp10
85  %tmp12 = add i32 %x, 4032
86  %tmp14 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %tmp12, i32 %y
87  %tmp16 = load float, float addrspace(3)* %tmp14, align 4
88  %tmp17 = fadd float %tmp11, %tmp16
89  %tmp18 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %tmp12, i32 %tmp6
90  %tmp20 = load float, float addrspace(3)* %tmp18, align 4
91  %tmp21 = fadd float %tmp17, %tmp20
92  store float %tmp21, float addrspace(1)* %output, align 4
93  ret void
94}
95
96; IR-LABEL: @keep_metadata(
97; IR: getelementptr {{.*}} !amdgpu.uniform
98; IR: getelementptr {{.*}} !amdgpu.uniform
99; IR: getelementptr {{.*}} !amdgpu.uniform
100define amdgpu_ps <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> @keep_metadata([0 x <4 x i32>] addrspace(4)* inreg noalias dereferenceable(18446744073709551615), [0 x <8 x i32>] addrspace(4)* inreg noalias dereferenceable(18446744073709551615), [0 x <4 x i32>] addrspace(4)* inreg noalias dereferenceable(18446744073709551615), [0 x <8 x i32>] addrspace(4)* inreg noalias dereferenceable(18446744073709551615), float inreg, i32 inreg, <2 x i32>, <2 x i32>, <2 x i32>, <3 x i32>, <2 x i32>, <2 x i32>, <2 x i32>, float, float, float, float, float, i32, i32, float, i32) #5 {
101main_body:
102  %22 = call nsz float @llvm.amdgcn.interp.mov(i32 2, i32 0, i32 0, i32 %5) #8
103  %23 = bitcast float %22 to i32
104  %24 = shl i32 %23, 1
105  %25 = getelementptr [0 x <8 x i32>], [0 x <8 x i32>] addrspace(4)* %1, i32 0, i32 %24, !amdgpu.uniform !0
106  %26 = load <8 x i32>, <8 x i32> addrspace(4)* %25, align 32, !invariant.load !0
107  %27 = shl i32 %23, 2
108  %28 = or i32 %27, 3
109  %29 = bitcast [0 x <8 x i32>] addrspace(4)* %1 to [0 x <4 x i32>] addrspace(4)*
110  %30 = getelementptr [0 x <4 x i32>], [0 x <4 x i32>] addrspace(4)* %29, i32 0, i32 %28, !amdgpu.uniform !0
111  %31 = load <4 x i32>, <4 x i32> addrspace(4)* %30, align 16, !invariant.load !0
112  %32 = call nsz <4 x float> @llvm.amdgcn.image.sample.v4f32.v2f32.v8i32(<2 x float> zeroinitializer, <8 x i32> %26, <4 x i32> %31, i32 15, i1 false, i1 false, i1 false, i1 false, i1 false) #8
113  %33 = extractelement <4 x float> %32, i32 0
114  %34 = extractelement <4 x float> %32, i32 1
115  %35 = extractelement <4 x float> %32, i32 2
116  %36 = extractelement <4 x float> %32, i32 3
117  %37 = bitcast float %4 to i32
118  %38 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> undef, i32 %37, 4
119  %39 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %38, float %33, 5
120  %40 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %39, float %34, 6
121  %41 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %40, float %35, 7
122  %42 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %41, float %36, 8
123  %43 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %42, float %20, 19
124  ret <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %43
125}
126
127; Function Attrs: nounwind readnone speculatable
128declare float @llvm.amdgcn.interp.mov(i32, i32, i32, i32) #6
129
130; Function Attrs: nounwind readonly
131declare <4 x float> @llvm.amdgcn.image.sample.v4f32.v2f32.v8i32(<2 x float>, <8 x i32>, <4 x i32>, i32, i1, i1, i1, i1, i1) #7
132
133
134!0 = !{}
135
136attributes #5 = { "InitialPSInputAddr"="45175" }
137attributes #6 = { nounwind readnone speculatable }
138attributes #7 = { nounwind readonly }
139attributes #8 = { nounwind readnone }
140