1; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -stop-after finalize-isel -o %t.mir %s
2; RUN: llc -run-pass=none -verify-machineinstrs %t.mir -o - | FileCheck %s
3
4; Test that SIMachineFunctionInfo can be round trip serialized through
5; MIR.
6
7@lds = addrspace(3) global [512 x float] undef, align 4
8
9; CHECK-LABEL: {{^}}name: kernel
10; CHECK: machineFunctionInfo:
11; CHECK-NEXT: explicitKernArgSize: 128
12; CHECK-NEXT: maxKernArgAlign: 64
13; CHECK-NEXT: ldsSize: 0
14; CHECK-NEXT: dynLDSAlign: 1
15; CHECK-NEXT: isEntryFunction: true
16; CHECK-NEXT: noSignedZerosFPMath: false
17; CHECK-NEXT: memoryBound: false
18; CHECK-NEXT: waveLimiter: false
19; CHECK-NEXT: hasSpilledSGPRs: false
20; CHECK-NEXT: hasSpilledVGPRs: false
21; CHECK-NEXT: scratchRSrcReg:  '$sgpr96_sgpr97_sgpr98_sgpr99'
22; CHECK-NEXT: frameOffsetReg:  '$fp_reg'
23; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
24; CHECK-NEXT: argumentInfo:
25; CHECK-NEXT: privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' }
26; CHECK-NEXT: kernargSegmentPtr: { reg: '$sgpr4_sgpr5' }
27; CHECK-NEXT: workGroupIDX: { reg: '$sgpr6' }
28; CHECK-NEXT: privateSegmentWaveByteOffset: { reg: '$sgpr7' }
29; CHECK-NEXT: workItemIDX: { reg: '$vgpr0' }
30; CHECK-NEXT: mode:
31; CHECK-NEXT: ieee: true
32; CHECK-NEXT: dx10-clamp: true
33; CHECK-NEXT: fp32-input-denormals: true
34; CHECK-NEXT: fp32-output-denormals: true
35; CHECK-NEXT: fp64-fp16-input-denormals: true
36; CHECK-NEXT: fp64-fp16-output-denormals: true
37; CHECK-NEXT: highBitsOf32BitAddress: 0
38; CHECK-NEXT: body:
39define amdgpu_kernel void @kernel(i32 %arg0, i64 %arg1, <16 x i32> %arg2) {
40  %gep = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds, i32 0, i32 %arg0
41  store float 0.0, float addrspace(3)* %gep, align 4
42  ret void
43}
44
45; CHECK-LABEL: {{^}}name: ps_shader
46; CHECK: machineFunctionInfo:
47; CHECK-NEXT: explicitKernArgSize: 0
48; CHECK-NEXT: maxKernArgAlign: 1
49; CHECK-NEXT: ldsSize: 0
50; CHECK-NEXT: dynLDSAlign: 1
51; CHECK-NEXT: isEntryFunction: true
52; CHECK-NEXT: noSignedZerosFPMath: false
53; CHECK-NEXT: memoryBound: false
54; CHECK-NEXT: waveLimiter: false
55; CHECK-NEXT: hasSpilledSGPRs: false
56; CHECK-NEXT: hasSpilledVGPRs: false
57; CHECK-NEXT: scratchRSrcReg:  '$sgpr96_sgpr97_sgpr98_sgpr99'
58; CHECK-NEXT: frameOffsetReg:  '$fp_reg'
59; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
60; CHECK-NEXT: argumentInfo:
61; CHECK-NEXT: privateSegmentWaveByteOffset: { reg: '$sgpr3' }
62; CHECK-NEXT: implicitBufferPtr: { reg: '$sgpr0_sgpr1' }
63; CHECK-NEXT: mode:
64; CHECK-NEXT: ieee: false
65; CHECK-NEXT: dx10-clamp: true
66; CHECK-NEXT: fp32-input-denormals: true
67; CHECK-NEXT: fp32-output-denormals: true
68; CHECK-NEXT: fp64-fp16-input-denormals: true
69; CHECK-NEXT: fp64-fp16-output-denormals: true
70; CHECK-NEXT: highBitsOf32BitAddress: 0
71; CHECK-NEXT: body:
72define amdgpu_ps void @ps_shader(i32 %arg0, i32 inreg %arg1) {
73  ret void
74}
75
76; CHECK-LABEL: {{^}}name: function
77; CHECK: machineFunctionInfo:
78; CHECK-NEXT: explicitKernArgSize: 0
79; CHECK-NEXT: maxKernArgAlign: 1
80; CHECK-NEXT: ldsSize: 0
81; CHECK-NEXT: dynLDSAlign: 1
82; CHECK-NEXT: isEntryFunction: false
83; CHECK-NEXT: noSignedZerosFPMath: false
84; CHECK-NEXT: memoryBound: false
85; CHECK-NEXT: waveLimiter: false
86; CHECK-NEXT: hasSpilledSGPRs: false
87; CHECK-NEXT: hasSpilledVGPRs: false
88; CHECK-NEXT: scratchRSrcReg: '$sgpr0_sgpr1_sgpr2_sgpr3'
89; CHECK-NEXT: frameOffsetReg: '$sgpr33'
90; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
91; CHECK-NEXT: argumentInfo:
92; CHECK-NEXT: privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' }
93; CHECK-NEXT: mode:
94; CHECK-NEXT: ieee: true
95; CHECK-NEXT: dx10-clamp: true
96; CHECK-NEXT: fp32-input-denormals: true
97; CHECK-NEXT: fp32-output-denormals: true
98; CHECK-NEXT: fp64-fp16-input-denormals: true
99; CHECK-NEXT: fp64-fp16-output-denormals: true
100; CHECK-NEXT: highBitsOf32BitAddress: 0
101; CHECK-NEXT: body:
102define void @function() {
103  ret void
104}
105
106; CHECK-LABEL: {{^}}name: function_nsz
107; CHECK: machineFunctionInfo:
108; CHECK-NEXT: explicitKernArgSize: 0
109; CHECK-NEXT: maxKernArgAlign: 1
110; CHECK-NEXT: ldsSize: 0
111; CHECK-NEXT: dynLDSAlign: 1
112; CHECK-NEXT: isEntryFunction: false
113; CHECK-NEXT: noSignedZerosFPMath: true
114; CHECK-NEXT: memoryBound: false
115; CHECK-NEXT: waveLimiter: false
116; CHECK-NEXT: hasSpilledSGPRs: false
117; CHECK-NEXT: hasSpilledVGPRs: false
118; CHECK-NEXT: scratchRSrcReg: '$sgpr0_sgpr1_sgpr2_sgpr3'
119; CHECK-NEXT: frameOffsetReg: '$sgpr33'
120; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
121; CHECK-NEXT: argumentInfo:
122; CHECK-NEXT: privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' }
123; CHECK-NEXT: mode:
124; CHECK-NEXT: ieee: true
125; CHECK-NEXT: dx10-clamp: true
126; CHECK-NEXT: fp32-input-denormals: true
127; CHECK-NEXT: fp32-output-denormals: true
128; CHECK-NEXT: fp64-fp16-input-denormals: true
129; CHECK-NEXT: fp64-fp16-output-denormals: true
130; CHECK-NEXT: highBitsOf32BitAddress: 0
131; CHECK-NEXT: body:
132define void @function_nsz() #0 {
133  ret void
134}
135
136; CHECK-LABEL: {{^}}name: function_dx10_clamp_off
137; CHECK: mode:
138; CHECK-NEXT: ieee: true
139; CHECK-NEXT: dx10-clamp: false
140; CHECK-NEXT: fp32-input-denormals: true
141; CHECK-NEXT: fp32-output-denormals: true
142; CHECK-NEXT: fp64-fp16-input-denormals: true
143; CHECK-NEXT: fp64-fp16-output-denormals: true
144define void @function_dx10_clamp_off() #1 {
145  ret void
146}
147
148; CHECK-LABEL: {{^}}name: function_ieee_off
149; CHECK: mode:
150; CHECK-NEXT: ieee: false
151; CHECK-NEXT: dx10-clamp: true
152; CHECK-NEXT: fp32-input-denormals: true
153; CHECK-NEXT: fp32-output-denormals: true
154; CHECK-NEXT: fp64-fp16-input-denormals: true
155; CHECK-NEXT: fp64-fp16-output-denormals: true
156define void @function_ieee_off() #2 {
157  ret void
158}
159
160; CHECK-LABEL: {{^}}name: function_ieee_off_dx10_clamp_off
161; CHECK: mode:
162; CHECK-NEXT: ieee: false
163; CHECK-NEXT: dx10-clamp: false
164; CHECK-NEXT: fp32-input-denormals: true
165; CHECK-NEXT: fp32-output-denormals: true
166; CHECK-NEXT: fp64-fp16-input-denormals: true
167; CHECK-NEXT: fp64-fp16-output-denormals: true
168define void @function_ieee_off_dx10_clamp_off() #3 {
169  ret void
170}
171
172; CHECK-LABEL: {{^}}name: high_address_bits
173; CHECK: machineFunctionInfo:
174; CHECK: highBitsOf32BitAddress: 4294934528
175define amdgpu_ps void @high_address_bits() #4 {
176  ret void
177}
178
179attributes #0 = { "no-signed-zeros-fp-math" = "true" }
180attributes #1 = { "amdgpu-dx10-clamp" = "false" }
181attributes #2 = { "amdgpu-ieee" = "false" }
182attributes #3 = { "amdgpu-dx10-clamp" = "false" "amdgpu-ieee" = "false" }
183attributes #4 = { "amdgpu-32bit-address-high-bits"="0xffff8000" }
184