; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals --include-generated-funcs ; RUN: opt -S -passes='openmp-opt' < %s | FileCheck %s ; RUN: opt -passes=openmp-opt -pass-remarks=openmp-opt -disable-output < %s 2>&1 | FileCheck %s -check-prefix=CHECK-REMARKS ; 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 target datalayout = "e-i64:64-i128:128-v16:16-v32:32-n16:32:64" target triple = "nvptx64" ; UTC_ARGS: --disable ; CHECK-REMARKS: remark: replace_globalization.c:5:7: Replaced globalized variable with 16 bytes of shared memory ; CHECK-REMARKS: remark: replace_globalization.c:5:14: Replaced globalized variable with 4 bytes of shared memory ; CHECK-REMARKS-NOT: 6 bytes ; CHECK-LIMIT: remark: replace_globalization.c:5:14: Replaced globalized variable with 4 bytes of shared memory ; CHECK-LIMIT: remark: replace_globalization.c:5:7: Found thread data sharing on the GPU. Expect degraded performance due to data globalization ; UTC_ARGS: --enable %struct.ident_t = type { i32, i32, i32, i32, ptr } %struct.KernelEnvironmentTy = type { %struct.ConfigurationEnvironmentTy, ptr, ptr } %struct.ConfigurationEnvironmentTy = type { i8, i8, i8, i32, i32, i32, i32, i32, i32 } @S = external local_unnamed_addr global ptr @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 @1 = private unnamed_addr constant %struct.ident_t { i32 0, i32 2, i32 0, i32 0, ptr @0 }, align 8 @foo_kernel_environment = local_unnamed_addr constant %struct.KernelEnvironmentTy { %struct.ConfigurationEnvironmentTy { i8 0, i8 0, i8 1, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0 }, ptr @1, ptr null } @bar_kernel_environment = local_unnamed_addr constant %struct.KernelEnvironmentTy { %struct.ConfigurationEnvironmentTy { i8 0, i8 0, i8 1, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0 }, ptr @1, ptr null } @baz_kernel_environment = local_unnamed_addr constant %struct.KernelEnvironmentTy { %struct.ConfigurationEnvironmentTy { i8 0, i8 0, i8 2, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0 }, ptr @1, ptr null } define dso_local void @foo(ptr %dyn) "kernel" { entry: %c = call i32 @__kmpc_target_init(ptr @foo_kernel_environment, ptr %dyn) %x = call align 4 ptr @__kmpc_alloc_shared(i64 4) call void @unknown_no_openmp() call void @use(ptr %x) call void @__kmpc_free_shared(ptr %x, i64 4) call void @__kmpc_target_deinit() ret void } define void @bar(ptr %dyn) "kernel" { %c = call i32 @__kmpc_target_init(ptr @bar_kernel_environment, ptr %dyn) call void @unknown_no_openmp() %cmp = icmp eq i32 %c, -1 br i1 %cmp, label %master1, label %exit master1: %x = call align 4 ptr @__kmpc_alloc_shared(i64 16), !dbg !11 call void @use(ptr %x) call void @__kmpc_free_shared(ptr %x, i64 16) br label %next next: call void @unknown_no_openmp() %b0 = icmp eq i32 %c, -1 br i1 %b0, label %master2, label %exit master2: %y = call align 4 ptr @__kmpc_alloc_shared(i64 4), !dbg !12 call void @use(ptr %y) call void @__kmpc_free_shared(ptr %y, i64 4) br label %exit exit: call void @__kmpc_target_deinit() ret void } define void @baz_spmd(ptr %dyn) "kernel" { %c = call i32 @__kmpc_target_init(ptr @baz_kernel_environment, ptr %dyn) call void @unknown_no_openmp() %c0 = icmp eq i32 %c, -1 br i1 %c0, label %master3, label %exit master3: %z = call align 4 ptr @__kmpc_alloc_shared(i64 24), !dbg !12 call void @use(ptr %z) call void @__kmpc_free_shared(ptr %z, i64 24) br label %exit exit: call void @__kmpc_target_deinit() ret void } define void @use(ptr %x) { entry: store ptr %x, ptr @S ret void } @offset =global i32 undef @stack = internal addrspace(3) global [1024 x i8] undef define private ptr @__kmpc_alloc_shared(i64) { %ac = addrspacecast ptr addrspace(3) @stack to ptr %l = load i32, ptr @offset %gep = getelementptr i8, ptr %ac, i32 %l ret ptr %gep } declare void @__kmpc_free_shared(ptr, i64) declare i32 @llvm.nvvm.read.ptx.sreg.tid.x() declare i32 @llvm.nvvm.read.ptx.sreg.ntid.x() declare i32 @llvm.nvvm.read.ptx.sreg.warpsize() ; Make it a weak definition so we will apply custom state machine rewriting but can't use the body in the reasoning. define weak i32 @__kmpc_target_init(ptr, ptr) { ret i32 0 } declare void @__kmpc_target_deinit() declare void @unknown_no_openmp() "llvm.assume"="omp_no_openmp" !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!3, !4, !5, !6} !nvvm.annotations = !{!7, !8, !13} !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) !1 = !DIFile(filename: "replace_globalization.c", directory: "/tmp/replace_globalization.c") !2 = !{} !3 = !{i32 2, !"Debug Info Version", i32 3} !4 = !{i32 1, !"wchar_size", i32 4} !5 = !{i32 7, !"openmp", i32 50} !6 = !{i32 7, !"openmp-device", i32 50} !7 = !{ptr @foo, !"kernel", i32 1} !8 = !{ptr @bar, !"kernel", i32 1} !13 = !{ptr @baz_spmd, !"kernel", i32 1} !9 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 1, type: !10, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2) !10 = !DISubroutineType(types: !2) !11 = !DILocation(line: 5, column: 7, scope: !9) !12 = !DILocation(line: 5, column: 14, scope: !9) ;. ; CHECK: @[[S:[a-zA-Z0-9_$"\\.-]+]] = external local_unnamed_addr global ptr ; CHECK: @[[GLOB0:[0-9]+]] = private unnamed_addr constant [113 x i8] c" ; CHECK: @[[GLOB1:[0-9]+]] = private unnamed_addr constant [[STRUCT_IDENT_T:%.*]] { i32 0, i32 2, i32 0, i32 0, ptr @[[GLOB0]] }, align 8 ; CHECK: @[[FOO_KERNEL_ENVIRONMENT:[a-zA-Z0-9_$"\\.-]+]] = local_unnamed_addr constant [[STRUCT_KERNELENVIRONMENTTY:%.*]] { [[STRUCT_CONFIGURATIONENVIRONMENTTY:%.*]] { i8 0, i8 0, i8 1, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0 }, ptr @[[GLOB1]], ptr null } ; CHECK: @[[BAR_KERNEL_ENVIRONMENT:[a-zA-Z0-9_$"\\.-]+]] = local_unnamed_addr constant [[STRUCT_KERNELENVIRONMENTTY:%.*]] { [[STRUCT_CONFIGURATIONENVIRONMENTTY:%.*]] { i8 0, i8 0, i8 1, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0 }, ptr @[[GLOB1]], ptr null } ; CHECK: @[[BAZ_KERNEL_ENVIRONMENT:[a-zA-Z0-9_$"\\.-]+]] = local_unnamed_addr constant [[STRUCT_KERNELENVIRONMENTTY:%.*]] { [[STRUCT_CONFIGURATIONENVIRONMENTTY:%.*]] { i8 0, i8 0, i8 2, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0 }, ptr @[[GLOB1]], ptr null } ; CHECK: @[[OFFSET:[a-zA-Z0-9_$"\\.-]+]] = global i32 undef ; CHECK: @[[STACK:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global [1024 x i8] undef ; CHECK: @[[X_SHARED:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global [16 x i8] poison, align 4 ; CHECK: @[[Y_SHARED:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global [4 x i8] poison, align 4 ;. ; CHECK-LABEL: define {{[^@]+}}@foo ; CHECK-SAME: (ptr [[DYN:%.*]]) #[[ATTR0:[0-9]+]] { ; CHECK-NEXT: entry: ; CHECK-NEXT: [[C:%.*]] = call i32 @__kmpc_target_init(ptr @foo_kernel_environment, ptr [[DYN]]) ; CHECK-NEXT: [[X:%.*]] = call align 4 ptr @__kmpc_alloc_shared(i64 4) #[[ATTR6:[0-9]+]] ; CHECK-NEXT: call void @unknown_no_openmp() #[[ATTR5:[0-9]+]] ; CHECK-NEXT: call void @use.internalized(ptr nofree [[X]]) #[[ATTR7:[0-9]+]] ; CHECK-NEXT: call void @__kmpc_free_shared(ptr [[X]], i64 4) #[[ATTR8:[0-9]+]] ; CHECK-NEXT: call void @__kmpc_target_deinit() ; CHECK-NEXT: ret void ; ; ; CHECK-LABEL: define {{[^@]+}}@bar ; CHECK-SAME: (ptr [[DYN:%.*]]) #[[ATTR0]] { ; CHECK-NEXT: [[C:%.*]] = call i32 @__kmpc_target_init(ptr @bar_kernel_environment, ptr [[DYN]]) ; CHECK-NEXT: call void @unknown_no_openmp() #[[ATTR5]] ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[C]], -1 ; CHECK-NEXT: br i1 [[CMP]], label [[MASTER1:%.*]], label [[EXIT:%.*]] ; CHECK: master1: ; CHECK-NEXT: call void @use.internalized(ptr nofree addrspacecast (ptr addrspace(3) @x_shared to ptr)) #[[ATTR7]] ; CHECK-NEXT: br label [[NEXT:%.*]] ; CHECK: next: ; CHECK-NEXT: call void @unknown_no_openmp() #[[ATTR5]] ; CHECK-NEXT: [[B0:%.*]] = icmp eq i32 [[C]], -1 ; CHECK-NEXT: br i1 [[B0]], label [[MASTER2:%.*]], label [[EXIT]] ; CHECK: master2: ; CHECK-NEXT: call void @use.internalized(ptr nofree addrspacecast (ptr addrspace(3) @y_shared to ptr)) #[[ATTR7]] ; CHECK-NEXT: br label [[EXIT]] ; CHECK: exit: ; CHECK-NEXT: call void @__kmpc_target_deinit() ; CHECK-NEXT: ret void ; ; ; CHECK-LABEL: define {{[^@]+}}@baz_spmd ; CHECK-SAME: (ptr [[DYN:%.*]]) #[[ATTR0]] { ; CHECK-NEXT: [[C:%.*]] = call i32 @__kmpc_target_init(ptr @baz_kernel_environment, ptr [[DYN]]) ; CHECK-NEXT: call void @unknown_no_openmp() #[[ATTR5]] ; CHECK-NEXT: [[C0:%.*]] = icmp eq i32 [[C]], -1 ; CHECK-NEXT: br i1 [[C0]], label [[MASTER3:%.*]], label [[EXIT:%.*]] ; CHECK: master3: ; CHECK-NEXT: [[Z:%.*]] = call align 4 ptr @__kmpc_alloc_shared(i64 24) #[[ATTR6]], !dbg [[DBG10:![0-9]+]] ; CHECK-NEXT: call void @use.internalized(ptr nofree [[Z]]) #[[ATTR7]] ; CHECK-NEXT: call void @__kmpc_free_shared(ptr [[Z]], i64 24) #[[ATTR8]] ; CHECK-NEXT: br label [[EXIT]] ; CHECK: exit: ; CHECK-NEXT: call void @__kmpc_target_deinit() ; CHECK-NEXT: ret void ; ; ; CHECK: Function Attrs: nofree norecurse nosync nounwind memory(write) ; CHECK-LABEL: define {{[^@]+}}@use.internalized ; CHECK-SAME: (ptr nofree [[X:%.*]]) #[[ATTR1:[0-9]+]] { ; CHECK-NEXT: entry: ; CHECK-NEXT: store ptr [[X]], ptr @S, align 8 ; CHECK-NEXT: ret void ; ; ; CHECK-LABEL: define {{[^@]+}}@use ; CHECK-SAME: (ptr [[X:%.*]]) { ; CHECK-NEXT: entry: ; CHECK-NEXT: store ptr [[X]], ptr @S, align 8 ; CHECK-NEXT: ret void ; ; ; CHECK: Function Attrs: norecurse nosync nounwind allocsize(0) memory(read) ; CHECK-LABEL: define {{[^@]+}}@__kmpc_alloc_shared ; CHECK-SAME: (i64 [[TMP0:%.*]]) #[[ATTR2:[0-9]+]] { ; CHECK-NEXT: [[L:%.*]] = load i32, ptr @offset, align 4 ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i8, ptr addrspacecast (ptr addrspace(3) @stack to ptr), i32 [[L]] ; CHECK-NEXT: ret ptr [[GEP]] ; ; ; CHECK-LABEL: define {{[^@]+}}@__kmpc_target_init ; CHECK-SAME: (ptr [[TMP0:%.*]], ptr [[TMP1:%.*]]) { ; CHECK-NEXT: ret i32 0 ; ;. ; CHECK: attributes #[[ATTR0]] = { "kernel" } ; CHECK: attributes #[[ATTR1]] = { nofree norecurse nosync nounwind memory(write) } ; CHECK: attributes #[[ATTR2]] = { norecurse nosync nounwind allocsize(0) memory(read) } ; CHECK: attributes #[[ATTR3:[0-9]+]] = { nosync nounwind } ; CHECK: attributes #[[ATTR4:[0-9]+]] = { nocallback nofree nosync nounwind speculatable willreturn memory(none) } ; CHECK: attributes #[[ATTR5]] = { "llvm.assume"="omp_no_openmp" } ; CHECK: attributes #[[ATTR6]] = { nounwind memory(read) } ; CHECK: attributes #[[ATTR7]] = { nosync nounwind memory(write) } ; CHECK: attributes #[[ATTR8]] = { nounwind } ;. ; 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) ; CHECK: [[META1:![0-9]+]] = !DIFile(filename: "replace_globalization.c", directory: "/tmp/replace_globalization.c") ; CHECK: [[META2:![0-9]+]] = !{} ; CHECK: [[META3:![0-9]+]] = !{i32 2, !"Debug Info Version", i32 3} ; CHECK: [[META4:![0-9]+]] = !{i32 1, !"wchar_size", i32 4} ; CHECK: [[META5:![0-9]+]] = !{i32 7, !"openmp", i32 50} ; CHECK: [[META6:![0-9]+]] = !{i32 7, !"openmp-device", i32 50} ; CHECK: [[META7:![0-9]+]] = !{ptr @foo, !"kernel", i32 1} ; CHECK: [[META8:![0-9]+]] = !{ptr @bar, !"kernel", i32 1} ; CHECK: [[META9:![0-9]+]] = !{ptr @baz_spmd, !"kernel", i32 1} ; CHECK: [[DBG10]] = !DILocation(line: 5, column: 14, scope: !11) ; 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) ; CHECK: [[META12:![0-9]+]] = !DISubroutineType(types: !2) ;. ;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line: ; CHECK-LIMIT: {{.*}} ; CHECK-REMARKS: {{.*}}