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: isEntryFunction: true
15; CHECK-NEXT: noSignedZerosFPMath: false
16; CHECK-NEXT: memoryBound: false
17; CHECK-NEXT: waveLimiter: false
18; CHECK-NEXT: hasSpilledSGPRs: false
19; CHECK-NEXT: hasSpilledVGPRs: false
20; CHECK-NEXT: scratchRSrcReg:  '$sgpr96_sgpr97_sgpr98_sgpr99'
21; CHECK-NEXT: frameOffsetReg:  '$fp_reg'
22; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
23; CHECK-NEXT: argumentInfo:
24; CHECK-NEXT: privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' }
25; CHECK-NEXT: kernargSegmentPtr: { reg: '$sgpr4_sgpr5' }
26; CHECK-NEXT: workGroupIDX: { reg: '$sgpr6' }
27; CHECK-NEXT: privateSegmentWaveByteOffset: { reg: '$sgpr7' }
28; CHECK-NEXT: workItemIDX: { reg: '$vgpr0' }
29; CHECK-NEXT: mode:
30; CHECK-NEXT: ieee: true
31; CHECK-NEXT: dx10-clamp: true
32; CHECK-NEXT: fp32-input-denormals: true
33; CHECK-NEXT: fp32-output-denormals: true
34; CHECK-NEXT: fp64-fp16-input-denormals: true
35; CHECK-NEXT: fp64-fp16-output-denormals: true
36; CHECK-NEXT: highBitsOf32BitAddress: 0
37; CHECK-NEXT: body:
38define amdgpu_kernel void @kernel(i32 %arg0, i64 %arg1, <16 x i32> %arg2) {
39  %gep = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds, i32 0, i32 %arg0
40  store float 0.0, float addrspace(3)* %gep, align 4
41  ret void
42}
43
44; CHECK-LABEL: {{^}}name: ps_shader
45; CHECK: machineFunctionInfo:
46; CHECK-NEXT: explicitKernArgSize: 0
47; CHECK-NEXT: maxKernArgAlign: 1
48; CHECK-NEXT: ldsSize: 0
49; CHECK-NEXT: isEntryFunction: true
50; CHECK-NEXT: noSignedZerosFPMath: false
51; CHECK-NEXT: memoryBound: false
52; CHECK-NEXT: waveLimiter: false
53; CHECK-NEXT: hasSpilledSGPRs: false
54; CHECK-NEXT: hasSpilledVGPRs: false
55; CHECK-NEXT: scratchRSrcReg:  '$sgpr96_sgpr97_sgpr98_sgpr99'
56; CHECK-NEXT: frameOffsetReg:  '$fp_reg'
57; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
58; CHECK-NEXT: argumentInfo:
59; CHECK-NEXT: privateSegmentWaveByteOffset: { reg: '$sgpr3' }
60; CHECK-NEXT: implicitBufferPtr: { reg: '$sgpr0_sgpr1' }
61; CHECK-NEXT: mode:
62; CHECK-NEXT: ieee: false
63; CHECK-NEXT: dx10-clamp: true
64; CHECK-NEXT: fp32-input-denormals: true
65; CHECK-NEXT: fp32-output-denormals: true
66; CHECK-NEXT: fp64-fp16-input-denormals: true
67; CHECK-NEXT: fp64-fp16-output-denormals: true
68; CHECK-NEXT: highBitsOf32BitAddress: 0
69; CHECK-NEXT: body:
70define amdgpu_ps void @ps_shader(i32 %arg0, i32 inreg %arg1) {
71  ret void
72}
73
74; CHECK-LABEL: {{^}}name: function
75; CHECK: machineFunctionInfo:
76; CHECK-NEXT: explicitKernArgSize: 0
77; CHECK-NEXT: maxKernArgAlign: 1
78; CHECK-NEXT: ldsSize: 0
79; CHECK-NEXT: isEntryFunction: false
80; CHECK-NEXT: noSignedZerosFPMath: false
81; CHECK-NEXT: memoryBound: false
82; CHECK-NEXT: waveLimiter: false
83; CHECK-NEXT: hasSpilledSGPRs: false
84; CHECK-NEXT: hasSpilledVGPRs: false
85; CHECK-NEXT: scratchRSrcReg: '$sgpr0_sgpr1_sgpr2_sgpr3'
86; CHECK-NEXT: frameOffsetReg: '$sgpr33'
87; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
88; CHECK-NEXT: argumentInfo:
89; CHECK-NEXT: privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' }
90; CHECK-NEXT: mode:
91; CHECK-NEXT: ieee: true
92; CHECK-NEXT: dx10-clamp: true
93; CHECK-NEXT: fp32-input-denormals: true
94; CHECK-NEXT: fp32-output-denormals: true
95; CHECK-NEXT: fp64-fp16-input-denormals: true
96; CHECK-NEXT: fp64-fp16-output-denormals: true
97; CHECK-NEXT: highBitsOf32BitAddress: 0
98; CHECK-NEXT: body:
99define void @function() {
100  ret void
101}
102
103; CHECK-LABEL: {{^}}name: function_nsz
104; CHECK: machineFunctionInfo:
105; CHECK-NEXT: explicitKernArgSize: 0
106; CHECK-NEXT: maxKernArgAlign: 1
107; CHECK-NEXT: ldsSize: 0
108; CHECK-NEXT: isEntryFunction: false
109; CHECK-NEXT: noSignedZerosFPMath: true
110; CHECK-NEXT: memoryBound: false
111; CHECK-NEXT: waveLimiter: false
112; CHECK-NEXT: hasSpilledSGPRs: false
113; CHECK-NEXT: hasSpilledVGPRs: false
114; CHECK-NEXT: scratchRSrcReg: '$sgpr0_sgpr1_sgpr2_sgpr3'
115; CHECK-NEXT: frameOffsetReg: '$sgpr33'
116; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
117; CHECK-NEXT: argumentInfo:
118; CHECK-NEXT: privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' }
119; CHECK-NEXT: mode:
120; CHECK-NEXT: ieee: true
121; CHECK-NEXT: dx10-clamp: true
122; CHECK-NEXT: fp32-input-denormals: true
123; CHECK-NEXT: fp32-output-denormals: true
124; CHECK-NEXT: fp64-fp16-input-denormals: true
125; CHECK-NEXT: fp64-fp16-output-denormals: true
126; CHECK-NEXT: highBitsOf32BitAddress: 0
127; CHECK-NEXT: body:
128define void @function_nsz() #0 {
129  ret void
130}
131
132; CHECK-LABEL: {{^}}name: function_dx10_clamp_off
133; CHECK: mode:
134; CHECK-NEXT: ieee: true
135; CHECK-NEXT: dx10-clamp: false
136; CHECK-NEXT: fp32-input-denormals: true
137; CHECK-NEXT: fp32-output-denormals: true
138; CHECK-NEXT: fp64-fp16-input-denormals: true
139; CHECK-NEXT: fp64-fp16-output-denormals: true
140define void @function_dx10_clamp_off() #1 {
141  ret void
142}
143
144; CHECK-LABEL: {{^}}name: function_ieee_off
145; CHECK: mode:
146; CHECK-NEXT: ieee: false
147; CHECK-NEXT: dx10-clamp: true
148; CHECK-NEXT: fp32-input-denormals: true
149; CHECK-NEXT: fp32-output-denormals: true
150; CHECK-NEXT: fp64-fp16-input-denormals: true
151; CHECK-NEXT: fp64-fp16-output-denormals: true
152define void @function_ieee_off() #2 {
153  ret void
154}
155
156; CHECK-LABEL: {{^}}name: function_ieee_off_dx10_clamp_off
157; CHECK: mode:
158; CHECK-NEXT: ieee: false
159; CHECK-NEXT: dx10-clamp: false
160; CHECK-NEXT: fp32-input-denormals: true
161; CHECK-NEXT: fp32-output-denormals: true
162; CHECK-NEXT: fp64-fp16-input-denormals: true
163; CHECK-NEXT: fp64-fp16-output-denormals: true
164define void @function_ieee_off_dx10_clamp_off() #3 {
165  ret void
166}
167
168; CHECK-LABEL: {{^}}name: high_address_bits
169; CHECK: machineFunctionInfo:
170; CHECK: highBitsOf32BitAddress: 4294934528
171define amdgpu_ps void @high_address_bits() #4 {
172  ret void
173}
174
175attributes #0 = { "no-signed-zeros-fp-math" = "true" }
176attributes #1 = { "amdgpu-dx10-clamp" = "false" }
177attributes #2 = { "amdgpu-ieee" = "false" }
178attributes #3 = { "amdgpu-dx10-clamp" = "false" "amdgpu-ieee" = "false" }
179attributes #4 = { "amdgpu-32bit-address-high-bits"="0xffff8000" }
180