1 ; RUN: llc < %s -march=amdgcn -mcpu=SI -show-mc-encoding -verify-machineinstrs | FileCheck --check-prefix=SI --check-prefix=GCN --check-prefix=SIVI %s
2 ; RUN: llc < %s -march=amdgcn -mcpu=bonaire -show-mc-encoding -verify-machineinstrs | FileCheck --check-prefix=CI --check-prefix=GCN %s
3 ; RUN: llc < %s -march=amdgcn -mcpu=tonga -show-mc-encoding -verify-machineinstrs | FileCheck --check-prefix=VI --check-prefix=GCN --check-prefix=SIVI %s
5 ; SMRD load with an immediate offset.
6 ; GCN-LABEL: {{^}}smrd0:
7 ; SICI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x1 ; encoding: [0x01
8 ; VI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x4
9 define void @smrd0(i32 addrspace(1)* %out, i32 addrspace(2)* %ptr) {
11 %0 = getelementptr i32, i32 addrspace(2)* %ptr, i64 1
12 %1 = load i32, i32 addrspace(2)* %0
13 store i32 %1, i32 addrspace(1)* %out
17 ; SMRD load with the largest possible immediate offset.
18 ; GCN-LABEL: {{^}}smrd1:
19 ; SICI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0xff ; encoding: [0xff,0x{{[0-9]+[137]}}
20 ; VI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x3fc
21 define void @smrd1(i32 addrspace(1)* %out, i32 addrspace(2)* %ptr) {
23 %0 = getelementptr i32, i32 addrspace(2)* %ptr, i64 255
24 %1 = load i32, i32 addrspace(2)* %0
25 store i32 %1, i32 addrspace(1)* %out
29 ; SMRD load with an offset greater than the largest possible immediate.
30 ; GCN-LABEL: {{^}}smrd2:
31 ; SI: s_movk_i32 s[[OFFSET:[0-9]]], 0x400
32 ; SI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], s[[OFFSET]] ; encoding: [0x0[[OFFSET]]
33 ; CI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x100
34 ; VI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x400
36 define void @smrd2(i32 addrspace(1)* %out, i32 addrspace(2)* %ptr) {
38 %0 = getelementptr i32, i32 addrspace(2)* %ptr, i64 256
39 %1 = load i32, i32 addrspace(2)* %0
40 store i32 %1, i32 addrspace(1)* %out
44 ; SMRD load with a 64-bit offset
45 ; GCN-LABEL: {{^}}smrd3:
46 ; FIXME: There are too many copies here because we don't fold immediates
47 ; through REG_SEQUENCE
48 ; SI: s_load_dwordx2 s[{{[0-9]:[0-9]}}], s[{{[0-9]:[0-9]}}], 0xb ; encoding: [0x0b
51 define void @smrd3(i32 addrspace(1)* %out, i32 addrspace(2)* %ptr) {
53 %0 = getelementptr i32, i32 addrspace(2)* %ptr, i64 4294967296 ; 2 ^ 32
54 %1 = load i32, i32 addrspace(2)* %0
55 store i32 %1, i32 addrspace(1)* %out
59 ; SMRD load with the largest possible immediate offset on VI
60 ; GCN-LABEL: {{^}}smrd4:
61 ; SI: s_mov_b32 [[OFFSET:s[0-9]+]], 0xffffc
62 ; SI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], [[OFFSET]]
63 ; CI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x3ffff
64 ; VI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0xffffc
65 define void @smrd4(i32 addrspace(1)* %out, i32 addrspace(2)* %ptr) {
67 %0 = getelementptr i32, i32 addrspace(2)* %ptr, i64 262143
68 %1 = load i32, i32 addrspace(2)* %0
69 store i32 %1, i32 addrspace(1)* %out
73 ; SMRD load with an offset greater than the largest possible immediate on VI
74 ; GCN-LABEL: {{^}}smrd5:
75 ; SIVI: s_mov_b32 [[OFFSET:s[0-9]+]], 0x100000
76 ; SIVI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], [[OFFSET]]
77 ; CI: s_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x40000
79 define void @smrd5(i32 addrspace(1)* %out, i32 addrspace(2)* %ptr) {
81 %0 = getelementptr i32, i32 addrspace(2)* %ptr, i64 262144
82 %1 = load i32, i32 addrspace(2)* %0
83 store i32 %1, i32 addrspace(1)* %out
87 ; SMRD load using the load.const intrinsic with an immediate offset
88 ; GCN-LABEL: {{^}}smrd_load_const0:
89 ; SICI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x4 ; encoding: [0x04
90 ; VI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x10
91 define void @smrd_load_const0(<16 x i8> addrspace(2)* inreg, <16 x i8> addrspace(2)* inreg, <32 x i8> addrspace(2)* 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, float, float, float, float) #0 {
93 %20 = getelementptr <16 x i8>, <16 x i8> addrspace(2)* %0, i32 0
94 %21 = load <16 x i8>, <16 x i8> addrspace(2)* %20
95 %22 = call float @llvm.SI.load.const(<16 x i8> %21, i32 16)
96 call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 0, i32 0, float %22, float %22, float %22, float %22)
100 ; SMRD load using the load.const intrinsic with the largest possible immediate
102 ; GCN-LABEL: {{^}}smrd_load_const1:
103 ; SICI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0xff ; encoding: [0xff
104 ; VI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x3fc
105 define void @smrd_load_const1(<16 x i8> addrspace(2)* inreg, <16 x i8> addrspace(2)* inreg, <32 x i8> addrspace(2)* 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, float, float, float, float) #0 {
107 %20 = getelementptr <16 x i8>, <16 x i8> addrspace(2)* %0, i32 0
108 %21 = load <16 x i8>, <16 x i8> addrspace(2)* %20
109 %22 = call float @llvm.SI.load.const(<16 x i8> %21, i32 1020)
110 call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 0, i32 0, float %22, float %22, float %22, float %22)
113 ; SMRD load using the load.const intrinsic with an offset greater than the
114 ; largets possible immediate.
116 ; GCN-LABEL: {{^}}smrd_load_const2:
117 ; SI: s_movk_i32 s[[OFFSET:[0-9]]], 0x400
118 ; SI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], s[[OFFSET]] ; encoding: [0x0[[OFFSET]]
119 ; CI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x100
120 ; VI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x400
121 define void @smrd_load_const2(<16 x i8> addrspace(2)* inreg, <16 x i8> addrspace(2)* inreg, <32 x i8> addrspace(2)* 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, float, float, float, float) #0 {
123 %20 = getelementptr <16 x i8>, <16 x i8> addrspace(2)* %0, i32 0
124 %21 = load <16 x i8>, <16 x i8> addrspace(2)* %20
125 %22 = call float @llvm.SI.load.const(<16 x i8> %21, i32 1024)
126 call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 0, i32 0, float %22, float %22, float %22, float %22)
130 ; SMRD load with the largest possible immediate offset on VI
131 ; GCN-LABEL: {{^}}smrd_load_const3:
132 ; SI: s_mov_b32 [[OFFSET:s[0-9]+]], 0xffffc
133 ; SI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], [[OFFSET]]
134 ; CI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x3ffff
135 ; VI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0xffffc
136 define void @smrd_load_const3(<16 x i8> addrspace(2)* inreg, <16 x i8> addrspace(2)* inreg, <32 x i8> addrspace(2)* 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, float, float, float, float) #0 {
138 %20 = getelementptr <16 x i8>, <16 x i8> addrspace(2)* %0, i32 0
139 %21 = load <16 x i8>, <16 x i8> addrspace(2)* %20
140 %22 = call float @llvm.SI.load.const(<16 x i8> %21, i32 1048572)
141 call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 0, i32 0, float %22, float %22, float %22, float %22)
145 ; SMRD load with an offset greater than the largest possible immediate on VI
146 ; GCN-LABEL: {{^}}smrd_load_const4:
147 ; SIVI: s_mov_b32 [[OFFSET:s[0-9]+]], 0x100000
148 ; SIVI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], [[OFFSET]]
149 ; CI: s_buffer_load_dword s{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0x40000
151 define void @smrd_load_const4(<16 x i8> addrspace(2)* inreg, <16 x i8> addrspace(2)* inreg, <32 x i8> addrspace(2)* 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, float, float, float, float) #0 {
153 %20 = getelementptr <16 x i8>, <16 x i8> addrspace(2)* %0, i32 0
154 %21 = load <16 x i8>, <16 x i8> addrspace(2)* %20
155 %22 = call float @llvm.SI.load.const(<16 x i8> %21, i32 1048576)
156 call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 0, i32 0, float %22, float %22, float %22, float %22)
160 ; Function Attrs: nounwind readnone
161 declare float @llvm.SI.load.const(<16 x i8>, i32) #1
163 declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float)
165 attributes #0 = { "ShaderType"="0" }
166 attributes #1 = { nounwind readnone }