xref: /llvm-project/llvm/test/CodeGen/AMDGPU/wait.ll (revision 9e9907f1cfa424366fba58d9520f9305b537cec9)
1; RUN: llc -mtriple=amdgcn -verify-machineinstrs < %s | FileCheck -strict-whitespace %s --check-prefix=DEFAULT
2; RUN: llc -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -strict-whitespace %s --check-prefix=DEFAULT
3; RUN: llc -mtriple=amdgcn --misched=ilpmax -verify-machineinstrs < %s | FileCheck -strict-whitespace %s --check-prefix=ILPMAX
4; RUN: llc -mtriple=amdgcn --misched=ilpmax -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -strict-whitespace %s --check-prefix=ILPMAX
5; The ilpmax scheduler is used for the second test to get the ordering we want for the test.
6
7; DEFAULT-LABEL: {{^}}main:
8; DEFAULT: s_load_dwordx8
9; DEFAULT: s_waitcnt lgkmcnt(0)
10; DEFAULT: buffer_load_format_xyzw
11; DEFAULT: buffer_load_format_xyzw
12; DEFAULT-DAG: s_waitcnt vmcnt(0)
13; DEFAULT-DAG: exp
14; DEFAULT: exp
15; DEFAULT-NEXT: s_endpgm
16define amdgpu_vs void @main(ptr addrspace(4) inreg %arg, ptr addrspace(4) inreg %arg1, ptr addrspace(4) inreg %arg2, ptr addrspace(4) inreg %arg3, ptr addrspace(4) inreg %arg4, i32 inreg %arg5, i32 %arg6, i32 %arg7, i32 %arg8, i32 %arg9, ptr addrspace(4) inreg %constptr) #0 {
17main_body:
18  %tmp10 = load <16 x i8>, ptr addrspace(4) %arg3, !tbaa !0
19  %tmp10.cast.int = bitcast <16 x i8> %tmp10 to i128
20  %tmp10.cast = inttoptr i128 %tmp10.cast.int to ptr addrspace(8)
21  %tmp11 = call <4 x float> @llvm.amdgcn.struct.ptr.buffer.load.format.v4f32(ptr addrspace(8) %tmp10.cast, i32 %arg6, i32 0, i32 0, i32 0)
22  %tmp12 = extractelement <4 x float> %tmp11, i32 0
23  %tmp13 = extractelement <4 x float> %tmp11, i32 1
24  call void @llvm.amdgcn.s.barrier() #1
25  %tmp14 = extractelement <4 x float> %tmp11, i32 2
26  %tmp15 = load float, ptr addrspace(4) %constptr, align 4
27  %tmp16 = getelementptr <16 x i8>, ptr addrspace(4) %arg3, i32 1
28  %tmp17 = load <16 x i8>, ptr addrspace(4) %tmp16, !tbaa !0
29  %tmp17.cast.int = bitcast <16 x i8> %tmp17 to i128
30  %tmp17.cast = inttoptr i128 %tmp17.cast.int to ptr addrspace(8)
31  %tmp18 = call <4 x float> @llvm.amdgcn.struct.ptr.buffer.load.format.v4f32(ptr addrspace(8) %tmp17.cast, i32 %arg6, i32 0, i32 0, i32 0)
32  %tmp19 = extractelement <4 x float> %tmp18, i32 0
33  %tmp20 = extractelement <4 x float> %tmp18, i32 1
34  %tmp21 = extractelement <4 x float> %tmp18, i32 2
35  %tmp22 = extractelement <4 x float> %tmp18, i32 3
36  call void @llvm.amdgcn.exp.f32(i32 32, i32 15, float %tmp19, float %tmp20, float %tmp21, float %tmp22, i1 false, i1 false) #0
37  call void @llvm.amdgcn.exp.f32(i32 12, i32 15, float %tmp12, float %tmp13, float %tmp14, float %tmp15, i1 true, i1 false) #0
38  ret void
39}
40
41; ILPMAX-LABEL: {{^}}main2:
42; ILPMAX: s_load_dwordx8
43; ILPMAX: s_waitcnt lgkmcnt(0)
44; ILPMAX: buffer_load
45; ILPMAX: buffer_load
46; ILPMAX: s_waitcnt vmcnt(0)
47; ILPMAX: exp pos0
48; ILPMAX-NEXT: exp param0
49; ILPMAX: s_endpgm
50define amdgpu_vs void @main2(ptr addrspace(4) inreg %arg, ptr addrspace(4) inreg %arg1, ptr addrspace(4) inreg %arg2, ptr addrspace(4) inreg %arg3, ptr addrspace(4) inreg %arg4, i32 inreg %arg5, i32 inreg %arg6, i32 %arg7, i32 %arg8, i32 %arg9, i32 %arg10) #0 {
51main_body:
52  %tmp11 = load <16 x i8>, ptr addrspace(4) %arg4, align 16, !tbaa !0
53  %tmp12 = add i32 %arg5, %arg7
54  %tmp11.cast.int = bitcast <16 x i8> %tmp11 to i128
55  %tmp11.cast = inttoptr i128 %tmp11.cast.int to ptr addrspace(8)
56  %tmp13 = call <4 x float> @llvm.amdgcn.struct.ptr.buffer.load.format.v4f32(ptr addrspace(8) %tmp11.cast, i32 %tmp12, i32 0, i32 0, i32 0)
57  %tmp14 = extractelement <4 x float> %tmp13, i32 0
58  %tmp15 = extractelement <4 x float> %tmp13, i32 1
59  %tmp16 = extractelement <4 x float> %tmp13, i32 2
60  %tmp17 = extractelement <4 x float> %tmp13, i32 3
61  %tmp18 = getelementptr [16 x <16 x i8>], ptr addrspace(4) %arg4, i64 0, i64 1
62  %tmp19 = load <16 x i8>, ptr addrspace(4) %tmp18, align 16, !tbaa !0
63  %tmp20 = add i32 %arg5, %arg7
64  %tmp19.cast.int = bitcast <16 x i8> %tmp19 to i128
65  %tmp19.cast = inttoptr i128 %tmp19.cast.int to ptr addrspace(8)
66  %tmp21 = call <4 x float> @llvm.amdgcn.struct.ptr.buffer.load.format.v4f32(ptr addrspace(8) %tmp19.cast, i32 %tmp20, i32 0, i32 0, i32 0)
67  %tmp22 = extractelement <4 x float> %tmp21, i32 0
68  %tmp23 = extractelement <4 x float> %tmp21, i32 1
69  %tmp24 = extractelement <4 x float> %tmp21, i32 2
70  %tmp25 = extractelement <4 x float> %tmp21, i32 3
71  call void @llvm.amdgcn.exp.f32(i32 12, i32 15, float %tmp14, float %tmp15, float %tmp16, float %tmp17, i1 false, i1 false) #0
72  call void @llvm.amdgcn.exp.f32(i32 32, i32 15, float %tmp22, float %tmp23, float %tmp24, float %tmp25, i1 true, i1 false) #0
73  ret void
74}
75
76declare void @llvm.amdgcn.s.barrier() #1
77declare <4 x float> @llvm.amdgcn.struct.ptr.buffer.load.format.v4f32(ptr addrspace(8), i32, i32, i32, i32 immarg) #2
78declare void @llvm.amdgcn.exp.f32(i32, i32, float, float, float, float, i1, i1) #0
79
80attributes #0 = { nounwind }
81attributes #1 = { convergent nounwind }
82attributes #2 = { nounwind readonly }
83
84!0 = !{!1, !1, i64 0, i32 1}
85!1 = !{!"const", !2}
86!2 = !{!"tbaa root"}
87