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: scratchRSrcReg:  '$sgpr96_sgpr97_sgpr98_sgpr99'
19; CHECK-NEXT: frameOffsetReg:  '$fp_reg'
20; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
21; CHECK-NEXT: argumentInfo:
22; CHECK-NEXT: privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' }
23; CHECK-NEXT: kernargSegmentPtr: { reg: '$sgpr4_sgpr5' }
24; CHECK-NEXT: workGroupIDX: { reg: '$sgpr6' }
25; CHECK-NEXT: privateSegmentWaveByteOffset: { reg: '$sgpr7' }
26; CHECK-NEXT: workItemIDX: { reg: '$vgpr0' }
27; CHECK-NEXT: mode:
28; CHECK-NEXT: ieee: true
29; CHECK-NEXT: dx10-clamp: true
30; CHECK-NEXT: fp32-input-denormals: true
31; CHECK-NEXT: fp32-output-denormals: true
32; CHECK-NEXT: fp64-fp16-input-denormals: true
33; CHECK-NEXT: fp64-fp16-output-denormals: true
34; CHECK-NEXT: highBitsOf32BitAddress: 0
35; CHECK-NEXT: body:
36define amdgpu_kernel void @kernel(i32 %arg0, i64 %arg1, <16 x i32> %arg2) {
37  %gep = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds, i32 0, i32 %arg0
38  store float 0.0, float addrspace(3)* %gep, align 4
39  ret void
40}
41
42; CHECK-LABEL: {{^}}name: ps_shader
43; CHECK: machineFunctionInfo:
44; CHECK-NEXT: explicitKernArgSize: 0
45; CHECK-NEXT: maxKernArgAlign: 1
46; CHECK-NEXT: ldsSize: 0
47; CHECK-NEXT: isEntryFunction: true
48; CHECK-NEXT: noSignedZerosFPMath: false
49; CHECK-NEXT: memoryBound: false
50; CHECK-NEXT: waveLimiter: false
51; CHECK-NEXT: scratchRSrcReg:  '$sgpr96_sgpr97_sgpr98_sgpr99'
52; CHECK-NEXT: frameOffsetReg:  '$fp_reg'
53; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
54; CHECK-NEXT: argumentInfo:
55; CHECK-NEXT: privateSegmentWaveByteOffset: { reg: '$sgpr3' }
56; CHECK-NEXT: implicitBufferPtr: { reg: '$sgpr0_sgpr1' }
57; CHECK-NEXT: mode:
58; CHECK-NEXT: ieee: false
59; CHECK-NEXT: dx10-clamp: true
60; CHECK-NEXT: fp32-input-denormals: true
61; CHECK-NEXT: fp32-output-denormals: true
62; CHECK-NEXT: fp64-fp16-input-denormals: true
63; CHECK-NEXT: fp64-fp16-output-denormals: true
64; CHECK-NEXT: highBitsOf32BitAddress: 0
65; CHECK-NEXT: body:
66define amdgpu_ps void @ps_shader(i32 %arg0, i32 inreg %arg1) {
67  ret void
68}
69
70; CHECK-LABEL: {{^}}name: function
71; CHECK: machineFunctionInfo:
72; CHECK-NEXT: explicitKernArgSize: 0
73; CHECK-NEXT: maxKernArgAlign: 1
74; CHECK-NEXT: ldsSize: 0
75; CHECK-NEXT: isEntryFunction: false
76; CHECK-NEXT: noSignedZerosFPMath: false
77; CHECK-NEXT: memoryBound: false
78; CHECK-NEXT: waveLimiter: false
79; CHECK-NEXT: scratchRSrcReg: '$sgpr0_sgpr1_sgpr2_sgpr3'
80; CHECK-NEXT: frameOffsetReg: '$sgpr33'
81; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
82; CHECK-NEXT: argumentInfo:
83; CHECK-NEXT: privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' }
84; CHECK-NEXT: mode:
85; CHECK-NEXT: ieee: true
86; CHECK-NEXT: dx10-clamp: true
87; CHECK-NEXT: fp32-input-denormals: true
88; CHECK-NEXT: fp32-output-denormals: true
89; CHECK-NEXT: fp64-fp16-input-denormals: true
90; CHECK-NEXT: fp64-fp16-output-denormals: true
91; CHECK-NEXT: highBitsOf32BitAddress: 0
92; CHECK-NEXT: body:
93define void @function() {
94  ret void
95}
96
97; CHECK-LABEL: {{^}}name: function_nsz
98; CHECK: machineFunctionInfo:
99; CHECK-NEXT: explicitKernArgSize: 0
100; CHECK-NEXT: maxKernArgAlign: 1
101; CHECK-NEXT: ldsSize: 0
102; CHECK-NEXT: isEntryFunction: false
103; CHECK-NEXT: noSignedZerosFPMath: true
104; CHECK-NEXT: memoryBound: false
105; CHECK-NEXT: waveLimiter: false
106; CHECK-NEXT: scratchRSrcReg: '$sgpr0_sgpr1_sgpr2_sgpr3'
107; CHECK-NEXT: frameOffsetReg: '$sgpr33'
108; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
109; CHECK-NEXT: argumentInfo:
110; CHECK-NEXT: privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' }
111; CHECK-NEXT: mode:
112; CHECK-NEXT: ieee: true
113; CHECK-NEXT: dx10-clamp: true
114; CHECK-NEXT: fp32-input-denormals: true
115; CHECK-NEXT: fp32-output-denormals: true
116; CHECK-NEXT: fp64-fp16-input-denormals: true
117; CHECK-NEXT: fp64-fp16-output-denormals: true
118; CHECK-NEXT: highBitsOf32BitAddress: 0
119; CHECK-NEXT: body:
120define void @function_nsz() #0 {
121  ret void
122}
123
124; CHECK-LABEL: {{^}}name: function_dx10_clamp_off
125; CHECK: mode:
126; CHECK-NEXT: ieee: true
127; CHECK-NEXT: dx10-clamp: false
128; CHECK-NEXT: fp32-input-denormals: true
129; CHECK-NEXT: fp32-output-denormals: true
130; CHECK-NEXT: fp64-fp16-input-denormals: true
131; CHECK-NEXT: fp64-fp16-output-denormals: true
132define void @function_dx10_clamp_off() #1 {
133  ret void
134}
135
136; CHECK-LABEL: {{^}}name: function_ieee_off
137; CHECK: mode:
138; CHECK-NEXT: ieee: false
139; CHECK-NEXT: dx10-clamp: true
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_ieee_off() #2 {
145  ret void
146}
147
148; CHECK-LABEL: {{^}}name: function_ieee_off_dx10_clamp_off
149; CHECK: mode:
150; CHECK-NEXT: ieee: false
151; CHECK-NEXT: dx10-clamp: false
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_dx10_clamp_off() #3 {
157  ret void
158}
159
160; CHECK-LABEL: {{^}}name: high_address_bits
161; CHECK: machineFunctionInfo:
162; CHECK: highBitsOf32BitAddress: 4294934528
163define amdgpu_ps void @high_address_bits() #4 {
164  ret void
165}
166
167attributes #0 = { "no-signed-zeros-fp-math" = "true" }
168attributes #1 = { "amdgpu-dx10-clamp" = "false" }
169attributes #2 = { "amdgpu-ieee" = "false" }
170attributes #3 = { "amdgpu-dx10-clamp" = "false" "amdgpu-ieee" = "false" }
171attributes #4 = { "amdgpu-32bit-address-high-bits"="0xffff8000" }
172