1; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -stop-after expand-isel-pseudos -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: 2048
14; CHECK-NEXT: isEntryFunction: true
15; CHECK-NEXT: noSignedZerosFPMath: false
16; CHECK-NEXT: memoryBound: false
17; CHECK-NEXT: waveLimiter: false
18; CHECK-NEXT: scratchRSrcReg:  '$sgpr96_sgpr97_sgpr98_sgpr99'
19; CHECK-NEXT: scratchWaveOffsetReg: '$sgpr101'
20; CHECK-NEXT: frameOffsetReg:  '$sgpr101'
21; CHECK-NEXT: stackPtrOffsetReg: '$sp_reg'
22; CHECK-NEXT: body:
23define amdgpu_kernel void @kernel(i32 %arg0, i64 %arg1, <16 x i32> %arg2) {
24  %gep = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds, i32 0, i32 %arg0
25  store float 0.0, float addrspace(3)* %gep, align 4
26  ret void
27}
28
29; CHECK-LABEL: {{^}}name: ps_shader
30; CHECK: machineFunctionInfo:
31; CHECK-NEXT: explicitKernArgSize: 0
32; CHECK-NEXT: maxKernArgAlign: 0
33; CHECK-NEXT: ldsSize: 0
34; CHECK-NEXT: isEntryFunction: true
35; CHECK-NEXT: noSignedZerosFPMath: false
36; CHECK-NEXT: memoryBound: false
37; CHECK-NEXT: waveLimiter: false
38; CHECK-NEXT: scratchRSrcReg:  '$sgpr96_sgpr97_sgpr98_sgpr99'
39; CHECK-NEXT: scratchWaveOffsetReg: '$sgpr101'
40; CHECK-NEXT: frameOffsetReg:  '$sgpr101'
41; CHECK-NEXT: stackPtrOffsetReg: '$sp_reg'
42; CHECK-NEXT: body:
43define amdgpu_ps void @ps_shader(i32 %arg0, i32 inreg %arg1) {
44  ret void
45}
46
47; CHECK-LABEL: {{^}}name: function
48; CHECK: machineFunctionInfo:
49; CHECK-NEXT: explicitKernArgSize: 0
50; CHECK-NEXT: maxKernArgAlign: 0
51; CHECK-NEXT: ldsSize: 0
52; CHECK-NEXT: isEntryFunction: false
53; CHECK-NEXT: noSignedZerosFPMath: false
54; CHECK-NEXT: memoryBound: false
55; CHECK-NEXT: waveLimiter: false
56; CHECK-NEXT: scratchRSrcReg: '$sgpr0_sgpr1_sgpr2_sgpr3'
57; CHECK-NEXT: scratchWaveOffsetReg: '$sgpr4'
58; CHECK-NEXT: frameOffsetReg: '$sgpr5'
59; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
60; CHECK-NEXT: body:
61define void @function() {
62  ret void
63}
64
65; CHECK-LABEL: {{^}}name: function_nsz
66; CHECK: machineFunctionInfo:
67; CHECK-NEXT: explicitKernArgSize: 0
68; CHECK-NEXT: maxKernArgAlign: 0
69; CHECK-NEXT: ldsSize: 0
70; CHECK-NEXT: isEntryFunction: false
71; CHECK-NEXT: noSignedZerosFPMath: true
72; CHECK-NEXT: memoryBound: false
73; CHECK-NEXT: waveLimiter: false
74; CHECK-NEXT: scratchRSrcReg: '$sgpr0_sgpr1_sgpr2_sgpr3'
75; CHECK-NEXT: scratchWaveOffsetReg: '$sgpr4'
76; CHECK-NEXT: frameOffsetReg: '$sgpr5'
77; CHECK-NEXT: stackPtrOffsetReg: '$sgpr32'
78; CHECK-NEXT: body:
79define void @function_nsz() #0 {
80  ret void
81}
82
83attributes #0 = { "no-signed-zeros-fp-math" = "true" }
84