1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals --include-generated-funcs 2; RUN: opt -S -passes='openmp-opt' < %s | FileCheck %s 3; RUN: opt -passes=openmp-opt -pass-remarks=openmp-opt -disable-output < %s 2>&1 | FileCheck %s -check-prefix=CHECK-REMARKS 4; RUN: opt -passes=openmp-opt -pass-remarks=openmp-opt -pass-remarks-missed=openmp-opt -disable-output -openmp-opt-shared-limit=4 < %s 2>&1 | FileCheck %s -check-prefix=CHECK-LIMIT 5target datalayout = "e-i64:64-i128:128-v16:16-v32:32-n16:32:64" 6target triple = "nvptx64" 7 8; UTC_ARGS: --disable 9; CHECK-REMARKS: remark: replace_globalization.c:5:7: Replaced globalized variable with 16 bytes of shared memory 10; CHECK-REMARKS: remark: replace_globalization.c:5:14: Replaced globalized variable with 4 bytes of shared memory 11; CHECK-REMARKS-NOT: 6 bytes 12; CHECK-LIMIT: remark: replace_globalization.c:5:14: Replaced globalized variable with 4 bytes of shared memory 13; CHECK-LIMIT: remark: replace_globalization.c:5:7: Found thread data sharing on the GPU. Expect degraded performance due to data globalization 14; UTC_ARGS: --enable 15 16%struct.ident_t = type { i32, i32, i32, i32, i8* } 17 18@S = external local_unnamed_addr global i8* 19@0 = private unnamed_addr constant [113 x i8] c";llvm/test/Transforms/OpenMP/custom_state_machines_remarks.c;__omp_offloading_2a_d80d3d_test_fallback_l11;11;1;;\00", align 1 20@1 = private unnamed_addr constant %struct.ident_t { i32 0, i32 2, i32 0, i32 0, i8* getelementptr inbounds ([113 x i8], [113 x i8]* @0, i32 0, i32 0) }, align 8 21@foo_exec_mode = weak constant i8 1 22@bar_exec_mode = weak constant i8 1 23@baz_spmd_exec_mode = weak constant i8 2 24 25 26define dso_local void @foo() "kernel" { 27entry: 28 %c = call i32 @__kmpc_target_init(%struct.ident_t* @1, i8 1, i1 true, i1 true) 29 %x = call align 4 i8* @__kmpc_alloc_shared(i64 4) 30 call void @unknown_no_openmp() 31 %x_on_stack = bitcast i8* %x to i32* 32 %0 = bitcast i32* %x_on_stack to i8* 33 call void @use(i8* %0) 34 call void @__kmpc_free_shared(i8* %x, i64 4) 35 call void @__kmpc_target_deinit(%struct.ident_t* @1, i8 1, i1 true) 36 ret void 37} 38 39define void @bar() "kernel" { 40 %c = call i32 @__kmpc_target_init(%struct.ident_t* @1, i8 1, i1 true, i1 true) 41 call void @unknown_no_openmp() 42 %cmp = icmp eq i32 %c, -1 43 br i1 %cmp, label %master1, label %exit 44master1: 45 %x = call align 4 i8* @__kmpc_alloc_shared(i64 16), !dbg !11 46 %x_on_stack = bitcast i8* %x to [4 x i32]* 47 %a0 = bitcast [4 x i32]* %x_on_stack to i8* 48 call void @use(i8* %a0) 49 call void @__kmpc_free_shared(i8* %x, i64 16) 50 br label %next 51next: 52 call void @unknown_no_openmp() 53 %b0 = icmp eq i32 %c, -1 54 br i1 %b0, label %master2, label %exit 55master2: 56 %y = call align 4 i8* @__kmpc_alloc_shared(i64 4), !dbg !12 57 %y_on_stack = bitcast i8* %y to [4 x i32]* 58 %b1 = bitcast [4 x i32]* %y_on_stack to i8* 59 call void @use(i8* %b1) 60 call void @__kmpc_free_shared(i8* %y, i64 4) 61 br label %exit 62exit: 63 call void @__kmpc_target_deinit(%struct.ident_t* @1, i8 1, i1 true) 64 ret void 65} 66 67define void @baz_spmd() "kernel" { 68 %c = call i32 @__kmpc_target_init(%struct.ident_t* @1, i8 2, i1 true, i1 true) 69 call void @unknown_no_openmp() 70 %c0 = icmp eq i32 %c, -1 71 br i1 %c0, label %master3, label %exit 72master3: 73 %z = call align 4 i8* @__kmpc_alloc_shared(i64 24), !dbg !12 74 %z_on_stack = bitcast i8* %z to [6 x i32]* 75 %c1 = bitcast [6 x i32]* %z_on_stack to i8* 76 call void @use(i8* %c1) 77 call void @__kmpc_free_shared(i8* %z, i64 24) 78 br label %exit 79exit: 80 call void @__kmpc_target_deinit(%struct.ident_t* @1, i8 2, i1 true) 81 ret void 82} 83 84define void @use(i8* %x) { 85entry: 86 store i8* %x, i8** @S 87 ret void 88} 89 90@offset =global i32 undef 91@stack = internal addrspace(3) global [1024 x i8] undef 92define private i8* @__kmpc_alloc_shared(i64) { 93 %bc = bitcast [1024 x i8] addrspace(3) * @stack to i8 addrspace(3) * 94 %ac = addrspacecast i8 addrspace(3) * %bc to i8* 95 %l = load i32, i32* @offset 96 %gep = getelementptr i8, i8* %ac, i32 %l 97 ret i8* %gep 98} 99 100declare void @__kmpc_free_shared(i8*, i64) 101 102declare i32 @llvm.nvvm.read.ptx.sreg.tid.x() 103 104declare i32 @llvm.nvvm.read.ptx.sreg.ntid.x() 105 106declare i32 @llvm.nvvm.read.ptx.sreg.warpsize() 107 108declare i32 @__kmpc_target_init(%struct.ident_t*, i8, i1, i1) 109 110declare void @__kmpc_target_deinit(%struct.ident_t*, i8, i1) 111 112declare void @unknown_no_openmp() "llvm.assume"="omp_no_openmp" 113 114!llvm.dbg.cu = !{!0} 115!llvm.module.flags = !{!3, !4, !5, !6} 116!nvvm.annotations = !{!7, !8, !13} 117 118!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 12.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None) 119!1 = !DIFile(filename: "replace_globalization.c", directory: "/tmp/replace_globalization.c") 120!2 = !{} 121!3 = !{i32 2, !"Debug Info Version", i32 3} 122!4 = !{i32 1, !"wchar_size", i32 4} 123!5 = !{i32 7, !"openmp", i32 50} 124!6 = !{i32 7, !"openmp-device", i32 50} 125!7 = !{void ()* @foo, !"kernel", i32 1} 126!8 = !{void ()* @bar, !"kernel", i32 1} 127!13 = !{void ()* @baz_spmd, !"kernel", i32 1} 128!9 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 1, type: !10, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2) 129!10 = !DISubroutineType(types: !2) 130!11 = !DILocation(line: 5, column: 7, scope: !9) 131!12 = !DILocation(line: 5, column: 14, scope: !9) 132;. 133; CHECK: @[[S:[a-zA-Z0-9_$"\\.-]+]] = external local_unnamed_addr global i8* 134; CHECK: @[[GLOB0:[0-9]+]] = private unnamed_addr constant [113 x i8] c" 135; CHECK: @[[GLOB1:[0-9]+]] = private unnamed_addr constant [[STRUCT_IDENT_T:%.*]] { i32 0, i32 2, i32 0, i32 0, i8* getelementptr inbounds ([113 x i8], [113 x i8]* @[[GLOB0]], i32 0, i32 0) }, align 8 136; CHECK: @[[FOO_EXEC_MODE:[a-zA-Z0-9_$"\\.-]+]] = weak constant i8 1 137; CHECK: @[[BAR_EXEC_MODE:[a-zA-Z0-9_$"\\.-]+]] = weak constant i8 1 138; CHECK: @[[BAZ_SPMD_EXEC_MODE:[a-zA-Z0-9_$"\\.-]+]] = weak constant i8 2 139; CHECK: @[[OFFSET:[a-zA-Z0-9_$"\\.-]+]] = global i32 undef 140; CHECK: @[[STACK:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global [1024 x i8] undef 141; CHECK: @[[X_SHARED:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global [16 x i8] undef, align 4 142; CHECK: @[[Y_SHARED:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global [4 x i8] undef, align 4 143;. 144; CHECK-LABEL: define {{[^@]+}}@foo 145; CHECK-SAME: () #[[ATTR0:[0-9]+]] { 146; CHECK-NEXT: entry: 147; CHECK-NEXT: [[C:%.*]] = call i32 @__kmpc_target_init(%struct.ident_t* @[[GLOB1]], i8 1, i1 false, i1 true) 148; CHECK-NEXT: [[X:%.*]] = call align 4 i8* @__kmpc_alloc_shared(i64 4) #[[ATTR6:[0-9]+]] 149; CHECK-NEXT: call void @unknown_no_openmp() 150; CHECK-NEXT: call void @use.internalized(i8* nofree [[X]]) #[[ATTR7:[0-9]+]] 151; CHECK-NEXT: call void @__kmpc_free_shared(i8* [[X]], i64 4) #[[ATTR8:[0-9]+]] 152; CHECK-NEXT: call void @__kmpc_target_deinit(%struct.ident_t* @[[GLOB1]], i8 1, i1 true) 153; CHECK-NEXT: ret void 154; 155; 156; CHECK-LABEL: define {{[^@]+}}@bar 157; CHECK-SAME: () #[[ATTR0]] { 158; CHECK-NEXT: [[C:%.*]] = call i32 @__kmpc_target_init(%struct.ident_t* @[[GLOB1]], i8 1, i1 false, i1 true) 159; CHECK-NEXT: call void @unknown_no_openmp() 160; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[C]], -1 161; CHECK-NEXT: br i1 [[CMP]], label [[MASTER1:%.*]], label [[EXIT:%.*]] 162; CHECK: master1: 163; CHECK-NEXT: call void @use.internalized(i8* nofree addrspacecast (i8 addrspace(3)* getelementptr inbounds ([16 x i8], [16 x i8] addrspace(3)* @x_shared, i32 0, i32 0) to i8*)) #[[ATTR7]] 164; CHECK-NEXT: br label [[NEXT:%.*]] 165; CHECK: next: 166; CHECK-NEXT: call void @unknown_no_openmp() 167; CHECK-NEXT: [[B0:%.*]] = icmp eq i32 [[C]], -1 168; CHECK-NEXT: br i1 [[B0]], label [[MASTER2:%.*]], label [[EXIT]] 169; CHECK: master2: 170; CHECK-NEXT: call void @use.internalized(i8* nofree addrspacecast (i8 addrspace(3)* getelementptr inbounds ([4 x i8], [4 x i8] addrspace(3)* @y_shared, i32 0, i32 0) to i8*)) #[[ATTR7]] 171; CHECK-NEXT: br label [[EXIT]] 172; CHECK: exit: 173; CHECK-NEXT: call void @__kmpc_target_deinit(%struct.ident_t* @[[GLOB1]], i8 1, i1 true) 174; CHECK-NEXT: ret void 175; 176; 177; CHECK-LABEL: define {{[^@]+}}@baz_spmd 178; CHECK-SAME: () #[[ATTR0]] { 179; CHECK-NEXT: [[C:%.*]] = call i32 @__kmpc_target_init(%struct.ident_t* @[[GLOB1]], i8 2, i1 true, i1 true) 180; CHECK-NEXT: call void @unknown_no_openmp() 181; CHECK-NEXT: [[C0:%.*]] = icmp eq i32 [[C]], -1 182; CHECK-NEXT: br i1 [[C0]], label [[MASTER3:%.*]], label [[EXIT:%.*]] 183; CHECK: master3: 184; CHECK-NEXT: [[Z:%.*]] = call align 4 i8* @__kmpc_alloc_shared(i64 24) #[[ATTR6]], !dbg [[DBG10:![0-9]+]] 185; CHECK-NEXT: call void @use.internalized(i8* nofree [[Z]]) #[[ATTR7]] 186; CHECK-NEXT: call void @__kmpc_free_shared(i8* [[Z]], i64 24) #[[ATTR8]] 187; CHECK-NEXT: br label [[EXIT]] 188; CHECK: exit: 189; CHECK-NEXT: call void @__kmpc_target_deinit(%struct.ident_t* @[[GLOB1]], i8 2, i1 true) 190; CHECK-NEXT: ret void 191; 192; 193; CHECK: Function Attrs: nofree norecurse nounwind writeonly 194; CHECK-LABEL: define {{[^@]+}}@use.internalized 195; CHECK-SAME: (i8* nofree [[X:%.*]]) #[[ATTR1:[0-9]+]] { 196; CHECK-NEXT: entry: 197; CHECK-NEXT: store i8* [[X]], i8** @S, align 8 198; CHECK-NEXT: ret void 199; 200; 201; CHECK-LABEL: define {{[^@]+}}@use 202; CHECK-SAME: (i8* [[X:%.*]]) { 203; CHECK-NEXT: entry: 204; CHECK-NEXT: store i8* [[X]], i8** @S, align 8 205; CHECK-NEXT: ret void 206; 207; 208; CHECK-LABEL: define {{[^@]+}}@__kmpc_alloc_shared 209; CHECK-SAME: (i64 [[TMP0:%.*]]) #[[ATTR2:[0-9]+]] { 210; CHECK-NEXT: [[L:%.*]] = load i32, i32* @offset, align 4 211; CHECK-NEXT: [[GEP:%.*]] = getelementptr i8, i8* addrspacecast (i8 addrspace(3)* getelementptr inbounds ([1024 x i8], [1024 x i8] addrspace(3)* @stack, i32 0, i32 0) to i8*), i32 [[L]] 212; CHECK-NEXT: ret i8* [[GEP]] 213; 214;. 215; CHECK: attributes #[[ATTR0]] = { "kernel" } 216; CHECK: attributes #[[ATTR1]] = { nofree norecurse nounwind writeonly } 217; CHECK: attributes #[[ATTR2]] = { nosync nounwind readonly allocsize(0) } 218; CHECK: attributes #[[ATTR3:[0-9]+]] = { nosync nounwind } 219; CHECK: attributes #[[ATTR4:[0-9]+]] = { nocallback nofree nosync nounwind readnone speculatable willreturn } 220; CHECK: attributes #[[ATTR5:[0-9]+]] = { "llvm.assume"="omp_no_openmp" } 221; CHECK: attributes #[[ATTR6]] = { nounwind readonly } 222; CHECK: attributes #[[ATTR7]] = { nounwind writeonly } 223; CHECK: attributes #[[ATTR8]] = { nounwind } 224;. 225; CHECK: [[META0:![0-9]+]] = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 12.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None) 226; CHECK: [[META1:![0-9]+]] = !DIFile(filename: "replace_globalization.c", directory: "/tmp/replace_globalization.c") 227; CHECK: [[META2:![0-9]+]] = !{} 228; CHECK: [[META3:![0-9]+]] = !{i32 2, !"Debug Info Version", i32 3} 229; CHECK: [[META4:![0-9]+]] = !{i32 1, !"wchar_size", i32 4} 230; CHECK: [[META5:![0-9]+]] = !{i32 7, !"openmp", i32 50} 231; CHECK: [[META6:![0-9]+]] = !{i32 7, !"openmp-device", i32 50} 232; CHECK: [[META7:![0-9]+]] = !{void ()* @foo, !"kernel", i32 1} 233; CHECK: [[META8:![0-9]+]] = !{void ()* @bar, !"kernel", i32 1} 234; CHECK: [[META9:![0-9]+]] = !{void ()* @baz_spmd, !"kernel", i32 1} 235; CHECK: [[DBG10]] = !DILocation(line: 5, column: 14, scope: !11) 236; CHECK: [[META11:![0-9]+]] = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 1, type: !12, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2) 237; CHECK: [[META12:![0-9]+]] = !DISubroutineType(types: !2) 238;. 239