| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals |
| ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT |
| ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC |
| ; |
| %struct.S = type { i32, i32, i32, float, float, float } |
| |
| @globalBytes = global [1024 x i8] zeroinitializer, align 16 |
| @Gint1 = global i32 zeroinitializer, align 4 |
| @Gint2 = global i32 zeroinitializer, align 4 |
| @Gstatic_int1 = internal global i32 zeroinitializer, align 4 |
| @Gstatic_int2 = internal global i32 zeroinitializer, align 4 |
| @Gstatic_int3 = internal global i32 zeroinitializer, align 4 |
| @Gstatic_undef_int1 = internal global i32 undef, align 4 |
| @Gstatic_undef_int2 = internal global i32 undef, align 4 |
| @GI1 = internal global i32 undef, align 4 |
| @GI2 = internal global i32 undef, align 4 |
| @Gs1 = internal global %struct.S undef, align 4 |
| @Gs2 = internal global %struct.S zeroinitializer, align 4 |
| @Vs1 = internal global %struct.S undef, align 4 |
| @Vs2 = internal global %struct.S undef, align 4 |
| @GBytes = internal global [1024 x i8] zeroinitializer, align 16 |
| @Flag0 = global i32 0, align 4 |
| @Flag1 = internal global i32 undef, align 4 |
| @Flag2 = internal global i32 undef, align 4 |
| @Flag4 = internal global i32 undef, align 4 |
| @Flag3 = internal global i32 zeroinitializer, align 4 |
| @a1 = internal global i32 zeroinitializer |
| @a2 = internal global i32 zeroinitializer |
| @a3 = internal global i32 undef |
| @bytes1 = internal global i32 undef |
| @bytes2 = internal global i32 undef |
| @rec_storage = internal global i32 undef |
| |
| ;. |
| ; CHECK: @[[GLOBALBYTES:[a-zA-Z0-9_$"\\.-]+]] = global [1024 x i8] zeroinitializer, align 16 |
| ; CHECK: @[[GINT1:[a-zA-Z0-9_$"\\.-]+]] = global i32 0, align 4 |
| ; CHECK: @[[GINT2:[a-zA-Z0-9_$"\\.-]+]] = global i32 0, align 4 |
| ; CHECK: @[[GSTATIC_INT1:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 0, align 4 |
| ; CHECK: @[[GSTATIC_INT2:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 0, align 4 |
| ; CHECK: @[[GSTATIC_INT3:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 0, align 4 |
| ; CHECK: @[[GSTATIC_UNDEF_INT1:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef, align 4 |
| ; CHECK: @[[GSTATIC_UNDEF_INT2:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef, align 4 |
| ; CHECK: @[[GI1:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef, align 4 |
| ; CHECK: @[[GI2:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef, align 4 |
| ; CHECK: @[[GS1:[a-zA-Z0-9_$"\\.-]+]] = internal global [[STRUCT_S:%.*]] undef, align 4 |
| ; CHECK: @[[GS2:[a-zA-Z0-9_$"\\.-]+]] = internal global [[STRUCT_S:%.*]] zeroinitializer, align 4 |
| ; CHECK: @[[VS1:[a-zA-Z0-9_$"\\.-]+]] = internal global [[STRUCT_S:%.*]] undef, align 4 |
| ; CHECK: @[[VS2:[a-zA-Z0-9_$"\\.-]+]] = internal global [[STRUCT_S:%.*]] undef, align 4 |
| ; CHECK: @[[GBYTES:[a-zA-Z0-9_$"\\.-]+]] = internal global [1024 x i8] zeroinitializer, align 16 |
| ; CHECK: @[[FLAG0:[a-zA-Z0-9_$"\\.-]+]] = global i32 0, align 4 |
| ; CHECK: @[[FLAG1:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef, align 4 |
| ; CHECK: @[[FLAG2:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef, align 4 |
| ; CHECK: @[[FLAG4:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef, align 4 |
| ; CHECK: @[[FLAG3:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 0, align 4 |
| ; CHECK: @[[A1:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 0 |
| ; CHECK: @[[A2:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 0 |
| ; CHECK: @[[A3:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef |
| ; CHECK: @[[BYTES1:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef |
| ; CHECK: @[[BYTES2:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef |
| ; CHECK: @[[REC_STORAGE:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef |
| ; CHECK: @[[GLOBAL:[a-zA-Z0-9_$"\\.-]+]] = internal global [[STRUCT_STY:%.*]] zeroinitializer, align 8 |
| ; CHECK: @[[G:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 0, align 4 |
| ; CHECK: @[[GC:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 undef, align 4 |
| ; CHECK: @[[GRS:[a-zA-Z0-9_$"\\.-]+]] = internal thread_local global i32 undef |
| ; CHECK: @[[GRS2:[a-zA-Z0-9_$"\\.-]+]] = global i32 undef |
| ;. |
| define void @write_arg(ptr %p, i32 %v) { |
| ; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) |
| ; CHECK-LABEL: define {{[^@]+}}@write_arg |
| ; CHECK-SAME: (ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[P:%.*]], i32 [[V:%.*]]) #[[ATTR0:[0-9]+]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: store i32 [[V]], ptr [[P]], align 4, !tbaa [[TBAA3:![0-9]+]] |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| store i32 %v, ptr %p, align 4, !tbaa !3 |
| ret void |
| } |
| |
| define void @write_random(ptr %p) { |
| ; CHECK-LABEL: define {{[^@]+}}@write_random |
| ; CHECK-SAME: (ptr nocapture nofree writeonly [[P:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CALL:%.*]] = call i32 (...) @random() |
| ; CHECK-NEXT: store i32 [[CALL]], ptr [[P]], align 4, !tbaa [[TBAA3]] |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %call = call i32 (...) @random() |
| store i32 %call, ptr %p, align 4, !tbaa !3 |
| ret void |
| } |
| |
| declare i32 @random(...) |
| |
| ; struct S local_alloca_simplifiable_1(void) { |
| ; struct S s; |
| ; s.f1 = 1.1; |
| ; s.f2 = 2.2; |
| ; s.f3 = 3.3; |
| ; write_arg(&s.i1, 1); |
| ; write_arg(&s.i2, 2); |
| ; write_arg(&s.i3, 3); |
| ; struct S r; |
| ; r.f1 = s.f1; |
| ; r.f2 = s.f2 * 2; |
| ; r.f3 = s.f3 + s.f1; |
| ; r.i1 = s.i1; |
| ; r.i2 = s.i2 * 2; |
| ; r.i3 = s.i3 + s.i1; |
| ; return r; |
| ; } |
| define void @local_alloca_simplifiable_1(ptr noalias sret(%struct.S) align 4 %agg.result) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) |
| ; TUNIT-LABEL: define {{[^@]+}}@local_alloca_simplifiable_1 |
| ; TUNIT-SAME: (ptr noalias nocapture nofree writeonly sret([[STRUCT_S:%.*]]) align 4 dereferenceable_or_null(24) [[AGG_RESULT:%.*]]) #[[ATTR1:[0-9]+]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[S:%.*]] = alloca [[STRUCT_S]], align 4 |
| ; TUNIT-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 24, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(24) [[S]]) #[[ATTR17:[0-9]+]] |
| ; TUNIT-NEXT: [[F1:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 3 |
| ; TUNIT-NEXT: [[F2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 4 |
| ; TUNIT-NEXT: [[F3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 5 |
| ; TUNIT-NEXT: call void @write_arg(ptr noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(24) [[S]], i32 noundef 1) #[[ATTR18:[0-9]+]] |
| ; TUNIT-NEXT: [[I2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 1 |
| ; TUNIT-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(20) [[I2]], i32 noundef 2) #[[ATTR18]] |
| ; TUNIT-NEXT: [[I3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 2 |
| ; TUNIT-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(16) [[I3]], i32 noundef 3) #[[ATTR18]] |
| ; TUNIT-NEXT: [[F12:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 3 |
| ; TUNIT-NEXT: store float 0x3FF19999A0000000, ptr [[F12]], align 4, !tbaa [[TBAA7:![0-9]+]] |
| ; TUNIT-NEXT: [[F24:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 4 |
| ; TUNIT-NEXT: store float 0x40119999A0000000, ptr [[F24]], align 4, !tbaa [[TBAA10:![0-9]+]] |
| ; TUNIT-NEXT: [[F37:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 5 |
| ; TUNIT-NEXT: store float 0x40119999A0000000, ptr [[F37]], align 4, !tbaa [[TBAA11:![0-9]+]] |
| ; TUNIT-NEXT: store i32 1, ptr [[AGG_RESULT]], align 4, !tbaa [[TBAA12:![0-9]+]] |
| ; TUNIT-NEXT: [[I212:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 1 |
| ; TUNIT-NEXT: store i32 4, ptr [[I212]], align 4, !tbaa [[TBAA13:![0-9]+]] |
| ; TUNIT-NEXT: [[I316:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 2 |
| ; TUNIT-NEXT: store i32 4, ptr [[I316]], align 4, !tbaa [[TBAA14:![0-9]+]] |
| ; TUNIT-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 24, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(24) [[S]]) #[[ATTR17]] |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree nosync nounwind willreturn memory(argmem: readwrite) |
| ; CGSCC-LABEL: define {{[^@]+}}@local_alloca_simplifiable_1 |
| ; CGSCC-SAME: (ptr noalias nocapture nofree noundef nonnull writeonly sret([[STRUCT_S:%.*]]) align 4 dereferenceable(24) [[AGG_RESULT:%.*]]) #[[ATTR1:[0-9]+]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[S:%.*]] = alloca [[STRUCT_S]], align 4 |
| ; CGSCC-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 24, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(24) [[S]]) #[[ATTR20:[0-9]+]] |
| ; CGSCC-NEXT: [[F1:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 3 |
| ; CGSCC-NEXT: store float 0x3FF19999A0000000, ptr [[F1]], align 4, !tbaa [[TBAA7:![0-9]+]] |
| ; CGSCC-NEXT: [[F2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 4 |
| ; CGSCC-NEXT: store float 0x40019999A0000000, ptr [[F2]], align 4, !tbaa [[TBAA10:![0-9]+]] |
| ; CGSCC-NEXT: [[F3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 5 |
| ; CGSCC-NEXT: store float 0x400A666660000000, ptr [[F3]], align 4, !tbaa [[TBAA11:![0-9]+]] |
| ; CGSCC-NEXT: call void @write_arg(ptr noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(24) [[S]], i32 noundef 1) #[[ATTR21:[0-9]+]] |
| ; CGSCC-NEXT: [[I2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 1 |
| ; CGSCC-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(20) [[I2]], i32 noundef 2) #[[ATTR21]] |
| ; CGSCC-NEXT: [[I3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 2 |
| ; CGSCC-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(16) [[I3]], i32 noundef 3) #[[ATTR21]] |
| ; CGSCC-NEXT: [[F11:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 3 |
| ; CGSCC-NEXT: [[I4:%.*]] = load float, ptr [[F11]], align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: [[F12:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 3 |
| ; CGSCC-NEXT: store float [[I4]], ptr [[F12]], align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: [[F23:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 4 |
| ; CGSCC-NEXT: [[I5:%.*]] = load float, ptr [[F23]], align 4, !tbaa [[TBAA10]] |
| ; CGSCC-NEXT: [[MUL:%.*]] = fmul float [[I5]], 2.000000e+00 |
| ; CGSCC-NEXT: [[F24:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 4 |
| ; CGSCC-NEXT: store float [[MUL]], ptr [[F24]], align 4, !tbaa [[TBAA10]] |
| ; CGSCC-NEXT: [[F35:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 5 |
| ; CGSCC-NEXT: [[I6:%.*]] = load float, ptr [[F35]], align 4, !tbaa [[TBAA11]] |
| ; CGSCC-NEXT: [[F16:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 3 |
| ; CGSCC-NEXT: [[I7:%.*]] = load float, ptr [[F16]], align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: [[ADD:%.*]] = fadd float [[I6]], [[I7]] |
| ; CGSCC-NEXT: [[F37:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 5 |
| ; CGSCC-NEXT: store float [[ADD]], ptr [[F37]], align 4, !tbaa [[TBAA11]] |
| ; CGSCC-NEXT: [[I8:%.*]] = load i32, ptr [[S]], align 4, !tbaa [[TBAA12:![0-9]+]] |
| ; CGSCC-NEXT: store i32 [[I8]], ptr [[AGG_RESULT]], align 4, !tbaa [[TBAA12]] |
| ; CGSCC-NEXT: [[I210:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 1 |
| ; CGSCC-NEXT: [[I9:%.*]] = load i32, ptr [[I210]], align 4, !tbaa [[TBAA13:![0-9]+]] |
| ; CGSCC-NEXT: [[MUL11:%.*]] = shl nsw i32 [[I9]], 1 |
| ; CGSCC-NEXT: [[I212:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 1 |
| ; CGSCC-NEXT: store i32 [[MUL11]], ptr [[I212]], align 4, !tbaa [[TBAA13]] |
| ; CGSCC-NEXT: [[I313:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 2 |
| ; CGSCC-NEXT: [[I10:%.*]] = load i32, ptr [[I313]], align 4, !tbaa [[TBAA14:![0-9]+]] |
| ; CGSCC-NEXT: [[I11:%.*]] = load i32, ptr [[S]], align 4, !tbaa [[TBAA12]] |
| ; CGSCC-NEXT: [[ADD15:%.*]] = add nsw i32 [[I10]], [[I11]] |
| ; CGSCC-NEXT: [[I316:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 2 |
| ; CGSCC-NEXT: store i32 [[ADD15]], ptr [[I316]], align 4, !tbaa [[TBAA14]] |
| ; CGSCC-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 24, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(24) [[S]]) #[[ATTR20]] |
| ; CGSCC-NEXT: ret void |
| ; |
| entry: |
| %s = alloca %struct.S, align 4 |
| call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %s) |
| %f1 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 3 |
| store float 0x3FF19999A0000000, ptr %f1, align 4, !tbaa !7 |
| %f2 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 4 |
| store float 0x40019999A0000000, ptr %f2, align 4, !tbaa !10 |
| %f3 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 5 |
| store float 0x400A666660000000, ptr %f3, align 4, !tbaa !11 |
| call void @write_arg(ptr nonnull %s, i32 1) |
| %i2 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 1 |
| call void @write_arg(ptr nonnull %i2, i32 2) |
| %i3 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 2 |
| call void @write_arg(ptr nonnull %i3, i32 3) |
| %f11 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 3 |
| %i4 = load float, ptr %f11, align 4, !tbaa !7 |
| %f12 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 3 |
| store float %i4, ptr %f12, align 4, !tbaa !7 |
| %f23 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 4 |
| %i5 = load float, ptr %f23, align 4, !tbaa !10 |
| %mul = fmul float %i5, 2.000000e+00 |
| %f24 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 4 |
| store float %mul, ptr %f24, align 4, !tbaa !10 |
| %f35 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 5 |
| %i6 = load float, ptr %f35, align 4, !tbaa !11 |
| %f16 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 3 |
| %i7 = load float, ptr %f16, align 4, !tbaa !7 |
| %add = fadd float %i6, %i7 |
| %f37 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 5 |
| store float %add, ptr %f37, align 4, !tbaa !11 |
| %i8 = load i32, ptr %s, align 4, !tbaa !12 |
| store i32 %i8, ptr %agg.result, align 4, !tbaa !12 |
| %i210 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 1 |
| %i9 = load i32, ptr %i210, align 4, !tbaa !13 |
| %mul11 = shl nsw i32 %i9, 1 |
| %i212 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 1 |
| store i32 %mul11, ptr %i212, align 4, !tbaa !13 |
| %i313 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 2 |
| %i10 = load i32, ptr %i313, align 4, !tbaa !14 |
| %i11 = load i32, ptr %s, align 4, !tbaa !12 |
| %add15 = add nsw i32 %i10, %i11 |
| %i316 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 2 |
| store i32 %add15, ptr %i316, align 4, !tbaa !14 |
| call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %s) |
| ret void |
| } |
| |
| declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) |
| |
| declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) |
| |
| ; void local_alloca_simplifiable_2(void) { |
| ; char Bytes[1024]; |
| ; for (int i = 0; i < 100; ++i) |
| ; Bytes[i * 10] = 0; |
| ; for (int i = 0; i < 10; ++i) |
| ; ((float *)Bytes)[i * 10 + 1] = 0; |
| ; for (int i = 0; i < 20; ++i) |
| ; ((long long int *)Bytes)[i * 10 + 2] = 0; |
| ; Bytes[1023] = 0; |
| ; write_arg((int *)&Bytes[500], 0); |
| ; struct S R; |
| ; for (int i = 0; i < 1024; ++i) |
| ; globalBytes[i] = Bytes[i]; |
| ; } |
| ; |
| define void @local_alloca_simplifiable_2() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@local_alloca_simplifiable_2 |
| ; TUNIT-SAME: () #[[ATTR3:[0-9]+]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[BYTES:%.*]] = alloca [1024 x i8], align 16 |
| ; TUNIT-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 1024, ptr noalias nocapture nofree noundef nonnull align 16 dereferenceable(1024) [[BYTES]]) #[[ATTR17]] |
| ; TUNIT-NEXT: br label [[FOR_COND:%.*]] |
| ; TUNIT: for.cond: |
| ; TUNIT-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ], [ 0, [[ENTRY:%.*]] ] |
| ; TUNIT-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV]], 100 |
| ; TUNIT-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]] |
| ; TUNIT: for.cond.cleanup: |
| ; TUNIT-NEXT: br label [[FOR_END:%.*]] |
| ; TUNIT: for.body: |
| ; TUNIT-NEXT: [[I15:%.*]] = mul nuw nsw i64 [[INDVARS_IV]], 10 |
| ; TUNIT-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 [[I15]] |
| ; TUNIT-NEXT: br label [[FOR_INC]] |
| ; TUNIT: for.inc: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND]], !llvm.loop [[LOOP15:![0-9]+]] |
| ; TUNIT: for.end: |
| ; TUNIT-NEXT: br label [[FOR_COND2:%.*]] |
| ; TUNIT: for.cond2: |
| ; TUNIT-NEXT: [[INDVARS_IV2:%.*]] = phi i64 [ [[INDVARS_IV_NEXT3:%.*]], [[FOR_INC9:%.*]] ], [ 0, [[FOR_END]] ] |
| ; TUNIT-NEXT: [[EXITCOND6:%.*]] = icmp ne i64 [[INDVARS_IV2]], 10 |
| ; TUNIT-NEXT: br i1 [[EXITCOND6]], label [[FOR_BODY5:%.*]], label [[FOR_COND_CLEANUP4:%.*]] |
| ; TUNIT: for.cond.cleanup4: |
| ; TUNIT-NEXT: br label [[FOR_END11:%.*]] |
| ; TUNIT: for.body5: |
| ; TUNIT-NEXT: [[I17:%.*]] = mul nuw nsw i64 [[INDVARS_IV2]], 10 |
| ; TUNIT-NEXT: [[I18:%.*]] = or i64 [[I17]], 1 |
| ; TUNIT-NEXT: [[ARRAYIDX8:%.*]] = getelementptr inbounds float, ptr [[BYTES]], i64 [[I18]] |
| ; TUNIT-NEXT: br label [[FOR_INC9]] |
| ; TUNIT: for.inc9: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT3]] = add nuw nsw i64 [[INDVARS_IV2]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND2]], !llvm.loop [[LOOP17:![0-9]+]] |
| ; TUNIT: for.end11: |
| ; TUNIT-NEXT: br label [[FOR_COND13:%.*]] |
| ; TUNIT: for.cond13: |
| ; TUNIT-NEXT: [[INDVARS_IV7:%.*]] = phi i64 [ [[INDVARS_IV_NEXT8:%.*]], [[FOR_INC22:%.*]] ], [ 0, [[FOR_END11]] ] |
| ; TUNIT-NEXT: [[EXITCOND11:%.*]] = icmp ne i64 [[INDVARS_IV7]], 20 |
| ; TUNIT-NEXT: br i1 [[EXITCOND11]], label [[FOR_BODY16:%.*]], label [[FOR_COND_CLEANUP15:%.*]] |
| ; TUNIT: for.cond.cleanup15: |
| ; TUNIT-NEXT: br label [[FOR_END24:%.*]] |
| ; TUNIT: for.body16: |
| ; TUNIT-NEXT: [[I20:%.*]] = mul nuw nsw i64 [[INDVARS_IV7]], 10 |
| ; TUNIT-NEXT: [[I21:%.*]] = add nuw nsw i64 [[I20]], 2 |
| ; TUNIT-NEXT: [[ARRAYIDX21:%.*]] = getelementptr inbounds i64, ptr [[BYTES]], i64 [[I21]] |
| ; TUNIT-NEXT: br label [[FOR_INC22]] |
| ; TUNIT: for.inc22: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT8]] = add nuw nsw i64 [[INDVARS_IV7]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND13]], !llvm.loop [[LOOP18:![0-9]+]] |
| ; TUNIT: for.end24: |
| ; TUNIT-NEXT: [[ARRAYIDX25:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 1023 |
| ; TUNIT-NEXT: [[ARRAYIDX26:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 500 |
| ; TUNIT-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(524) [[ARRAYIDX26]], i32 noundef 0) #[[ATTR18]] |
| ; TUNIT-NEXT: br label [[FOR_COND28:%.*]] |
| ; TUNIT: for.cond28: |
| ; TUNIT-NEXT: [[INDVARS_IV12:%.*]] = phi i64 [ [[INDVARS_IV_NEXT13:%.*]], [[FOR_INC36:%.*]] ], [ 0, [[FOR_END24]] ] |
| ; TUNIT-NEXT: [[EXITCOND14:%.*]] = icmp ne i64 [[INDVARS_IV12]], 1024 |
| ; TUNIT-NEXT: br i1 [[EXITCOND14]], label [[FOR_BODY31:%.*]], label [[FOR_COND_CLEANUP30:%.*]] |
| ; TUNIT: for.cond.cleanup30: |
| ; TUNIT-NEXT: br label [[FOR_END38:%.*]] |
| ; TUNIT: for.body31: |
| ; TUNIT-NEXT: [[ARRAYIDX35:%.*]] = getelementptr inbounds [1024 x i8], ptr @globalBytes, i64 0, i64 [[INDVARS_IV12]] |
| ; TUNIT-NEXT: store i8 0, ptr [[ARRAYIDX35]], align 1, !tbaa [[TBAA19:![0-9]+]] |
| ; TUNIT-NEXT: br label [[FOR_INC36]] |
| ; TUNIT: for.inc36: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT13]] = add nuw nsw i64 [[INDVARS_IV12]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND28]], !llvm.loop [[LOOP20:![0-9]+]] |
| ; TUNIT: for.end38: |
| ; TUNIT-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 1024, ptr noalias nocapture nofree noundef nonnull align 16 dereferenceable(1024) [[BYTES]]) #[[ATTR17]] |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@local_alloca_simplifiable_2 |
| ; CGSCC-SAME: () #[[ATTR3:[0-9]+]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[BYTES:%.*]] = alloca [1024 x i8], align 16 |
| ; CGSCC-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 1024, ptr noalias nocapture nofree noundef nonnull align 16 dereferenceable(1024) [[BYTES]]) #[[ATTR20]] |
| ; CGSCC-NEXT: br label [[FOR_COND:%.*]] |
| ; CGSCC: for.cond: |
| ; CGSCC-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CGSCC-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV]], 100 |
| ; CGSCC-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]] |
| ; CGSCC: for.cond.cleanup: |
| ; CGSCC-NEXT: br label [[FOR_END:%.*]] |
| ; CGSCC: for.body: |
| ; CGSCC-NEXT: [[I15:%.*]] = mul nuw nsw i64 [[INDVARS_IV]], 10 |
| ; CGSCC-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 [[I15]] |
| ; CGSCC-NEXT: store i8 0, ptr [[ARRAYIDX]], align 2, !tbaa [[TBAA15:![0-9]+]] |
| ; CGSCC-NEXT: br label [[FOR_INC]] |
| ; CGSCC: for.inc: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND]], !llvm.loop [[LOOP16:![0-9]+]] |
| ; CGSCC: for.end: |
| ; CGSCC-NEXT: br label [[FOR_COND2:%.*]] |
| ; CGSCC: for.cond2: |
| ; CGSCC-NEXT: [[INDVARS_IV2:%.*]] = phi i64 [ [[INDVARS_IV_NEXT3:%.*]], [[FOR_INC9:%.*]] ], [ 0, [[FOR_END]] ] |
| ; CGSCC-NEXT: [[EXITCOND6:%.*]] = icmp ne i64 [[INDVARS_IV2]], 10 |
| ; CGSCC-NEXT: br i1 [[EXITCOND6]], label [[FOR_BODY5:%.*]], label [[FOR_COND_CLEANUP4:%.*]] |
| ; CGSCC: for.cond.cleanup4: |
| ; CGSCC-NEXT: br label [[FOR_END11:%.*]] |
| ; CGSCC: for.body5: |
| ; CGSCC-NEXT: [[I17:%.*]] = mul nuw nsw i64 [[INDVARS_IV2]], 10 |
| ; CGSCC-NEXT: [[I18:%.*]] = or i64 [[I17]], 1 |
| ; CGSCC-NEXT: [[ARRAYIDX8:%.*]] = getelementptr inbounds float, ptr [[BYTES]], i64 [[I18]] |
| ; CGSCC-NEXT: store float 0.000000e+00, ptr [[ARRAYIDX8]], align 4, !tbaa [[TBAA18:![0-9]+]] |
| ; CGSCC-NEXT: br label [[FOR_INC9]] |
| ; CGSCC: for.inc9: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT3]] = add nuw nsw i64 [[INDVARS_IV2]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND2]], !llvm.loop [[LOOP19:![0-9]+]] |
| ; CGSCC: for.end11: |
| ; CGSCC-NEXT: br label [[FOR_COND13:%.*]] |
| ; CGSCC: for.cond13: |
| ; CGSCC-NEXT: [[INDVARS_IV7:%.*]] = phi i64 [ [[INDVARS_IV_NEXT8:%.*]], [[FOR_INC22:%.*]] ], [ 0, [[FOR_END11]] ] |
| ; CGSCC-NEXT: [[EXITCOND11:%.*]] = icmp ne i64 [[INDVARS_IV7]], 20 |
| ; CGSCC-NEXT: br i1 [[EXITCOND11]], label [[FOR_BODY16:%.*]], label [[FOR_COND_CLEANUP15:%.*]] |
| ; CGSCC: for.cond.cleanup15: |
| ; CGSCC-NEXT: br label [[FOR_END24:%.*]] |
| ; CGSCC: for.body16: |
| ; CGSCC-NEXT: [[I20:%.*]] = mul nuw nsw i64 [[INDVARS_IV7]], 10 |
| ; CGSCC-NEXT: [[I21:%.*]] = add nuw nsw i64 [[I20]], 2 |
| ; CGSCC-NEXT: [[ARRAYIDX21:%.*]] = getelementptr inbounds i64, ptr [[BYTES]], i64 [[I21]] |
| ; CGSCC-NEXT: store i64 0, ptr [[ARRAYIDX21]], align 16, !tbaa [[TBAA20:![0-9]+]] |
| ; CGSCC-NEXT: br label [[FOR_INC22]] |
| ; CGSCC: for.inc22: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT8]] = add nuw nsw i64 [[INDVARS_IV7]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND13]], !llvm.loop [[LOOP22:![0-9]+]] |
| ; CGSCC: for.end24: |
| ; CGSCC-NEXT: [[ARRAYIDX25:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 1023 |
| ; CGSCC-NEXT: store i8 0, ptr [[ARRAYIDX25]], align 1, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: [[ARRAYIDX26:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 500 |
| ; CGSCC-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(524) [[ARRAYIDX26]], i32 noundef 0) #[[ATTR21]] |
| ; CGSCC-NEXT: br label [[FOR_COND28:%.*]] |
| ; CGSCC: for.cond28: |
| ; CGSCC-NEXT: [[INDVARS_IV12:%.*]] = phi i64 [ [[INDVARS_IV_NEXT13:%.*]], [[FOR_INC36:%.*]] ], [ 0, [[FOR_END24]] ] |
| ; CGSCC-NEXT: [[EXITCOND14:%.*]] = icmp ne i64 [[INDVARS_IV12]], 1024 |
| ; CGSCC-NEXT: br i1 [[EXITCOND14]], label [[FOR_BODY31:%.*]], label [[FOR_COND_CLEANUP30:%.*]] |
| ; CGSCC: for.cond.cleanup30: |
| ; CGSCC-NEXT: br label [[FOR_END38:%.*]] |
| ; CGSCC: for.body31: |
| ; CGSCC-NEXT: [[ARRAYIDX33:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 [[INDVARS_IV12]] |
| ; CGSCC-NEXT: [[I23:%.*]] = load i8, ptr [[ARRAYIDX33]], align 1, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: [[ARRAYIDX35:%.*]] = getelementptr inbounds [1024 x i8], ptr @globalBytes, i64 0, i64 [[INDVARS_IV12]] |
| ; CGSCC-NEXT: store i8 [[I23]], ptr [[ARRAYIDX35]], align 1, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: br label [[FOR_INC36]] |
| ; CGSCC: for.inc36: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT13]] = add nuw nsw i64 [[INDVARS_IV12]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND28]], !llvm.loop [[LOOP23:![0-9]+]] |
| ; CGSCC: for.end38: |
| ; CGSCC-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 1024, ptr noalias nocapture nofree noundef nonnull align 16 dereferenceable(1024) [[BYTES]]) #[[ATTR20]] |
| ; CGSCC-NEXT: ret void |
| ; |
| entry: |
| %Bytes = alloca [1024 x i8], align 16 |
| call void @llvm.lifetime.start.p0(i64 1024, ptr nonnull %Bytes) |
| br label %for.cond |
| |
| for.cond: ; preds = %for.inc, %entry |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] |
| %exitcond = icmp ne i64 %indvars.iv, 100 |
| br i1 %exitcond, label %for.body, label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond |
| br label %for.end |
| |
| for.body: ; preds = %for.cond |
| %i15 = mul nuw nsw i64 %indvars.iv, 10 |
| %arrayidx = getelementptr inbounds [1024 x i8], ptr %Bytes, i64 0, i64 %i15 |
| store i8 0, ptr %arrayidx, align 2, !tbaa !15 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| br label %for.cond, !llvm.loop !16 |
| |
| for.end: ; preds = %for.cond.cleanup |
| br label %for.cond2 |
| |
| for.cond2: ; preds = %for.inc9, %for.end |
| %indvars.iv2 = phi i64 [ %indvars.iv.next3, %for.inc9 ], [ 0, %for.end ] |
| %exitcond6 = icmp ne i64 %indvars.iv2, 10 |
| br i1 %exitcond6, label %for.body5, label %for.cond.cleanup4 |
| |
| for.cond.cleanup4: ; preds = %for.cond2 |
| br label %for.end11 |
| |
| for.body5: ; preds = %for.cond2 |
| %i17 = mul nuw nsw i64 %indvars.iv2, 10 |
| %i18 = or i64 %i17, 1 |
| %arrayidx8 = getelementptr inbounds float, ptr %Bytes, i64 %i18 |
| store float 0.000000e+00, ptr %arrayidx8, align 4, !tbaa !18 |
| br label %for.inc9 |
| |
| for.inc9: ; preds = %for.body5 |
| %indvars.iv.next3 = add nuw nsw i64 %indvars.iv2, 1 |
| br label %for.cond2, !llvm.loop !19 |
| |
| for.end11: ; preds = %for.cond.cleanup4 |
| br label %for.cond13 |
| |
| for.cond13: ; preds = %for.inc22, %for.end11 |
| %indvars.iv7 = phi i64 [ %indvars.iv.next8, %for.inc22 ], [ 0, %for.end11 ] |
| %exitcond11 = icmp ne i64 %indvars.iv7, 20 |
| br i1 %exitcond11, label %for.body16, label %for.cond.cleanup15 |
| |
| for.cond.cleanup15: ; preds = %for.cond13 |
| br label %for.end24 |
| |
| for.body16: ; preds = %for.cond13 |
| %i20 = mul nuw nsw i64 %indvars.iv7, 10 |
| %i21 = add nuw nsw i64 %i20, 2 |
| %arrayidx21 = getelementptr inbounds i64, ptr %Bytes, i64 %i21 |
| store i64 0, ptr %arrayidx21, align 16, !tbaa !20 |
| br label %for.inc22 |
| |
| for.inc22: ; preds = %for.body16 |
| %indvars.iv.next8 = add nuw nsw i64 %indvars.iv7, 1 |
| br label %for.cond13, !llvm.loop !22 |
| |
| for.end24: ; preds = %for.cond.cleanup15 |
| %arrayidx25 = getelementptr inbounds [1024 x i8], ptr %Bytes, i64 0, i64 1023 |
| store i8 0, ptr %arrayidx25, align 1, !tbaa !15 |
| %arrayidx26 = getelementptr inbounds [1024 x i8], ptr %Bytes, i64 0, i64 500 |
| call void @write_arg(ptr nonnull %arrayidx26, i32 0) |
| br label %for.cond28 |
| |
| for.cond28: ; preds = %for.inc36, %for.end24 |
| %indvars.iv12 = phi i64 [ %indvars.iv.next13, %for.inc36 ], [ 0, %for.end24 ] |
| %exitcond14 = icmp ne i64 %indvars.iv12, 1024 |
| br i1 %exitcond14, label %for.body31, label %for.cond.cleanup30 |
| |
| for.cond.cleanup30: ; preds = %for.cond28 |
| br label %for.end38 |
| |
| for.body31: ; preds = %for.cond28 |
| %arrayidx33 = getelementptr inbounds [1024 x i8], ptr %Bytes, i64 0, i64 %indvars.iv12 |
| %i23 = load i8, ptr %arrayidx33, align 1, !tbaa !15 |
| %arrayidx35 = getelementptr inbounds [1024 x i8], ptr @globalBytes, i64 0, i64 %indvars.iv12 |
| store i8 %i23, ptr %arrayidx35, align 1, !tbaa !15 |
| br label %for.inc36 |
| |
| for.inc36: ; preds = %for.body31 |
| %indvars.iv.next13 = add nuw nsw i64 %indvars.iv12, 1 |
| br label %for.cond28, !llvm.loop !23 |
| |
| for.end38: ; preds = %for.cond.cleanup30 |
| call void @llvm.lifetime.end.p0(i64 1024, ptr nonnull %Bytes) |
| ret void |
| } |
| |
| ; int local_alloca_simplifiable_3() { |
| ; int A = 1; |
| ; // split |
| ; A = 2; |
| ; return A; |
| ; } |
| ; |
| define i32 @local_alloca_simplifiable_3() { |
| ; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) |
| ; CHECK-LABEL: define {{[^@]+}}@local_alloca_simplifiable_3 |
| ; CHECK-SAME: () #[[ATTR4:[0-9]+]] { |
| ; CHECK-NEXT: br label [[SPLIT:%.*]] |
| ; CHECK: split: |
| ; CHECK-NEXT: ret i32 2 |
| ; |
| %A = alloca i32, align 4 |
| store i32 1, ptr %A |
| br label %split |
| split: |
| store i32 2, ptr %A |
| %l = load i32, ptr %A, align 4 |
| ret i32 %l |
| } |
| ; int local_alloca_simplifiable_4() { |
| ; int A; |
| ; return A; |
| ; } |
| ; |
| define i32 @local_alloca_simplifiable_4() { |
| ; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) |
| ; CHECK-LABEL: define {{[^@]+}}@local_alloca_simplifiable_4 |
| ; CHECK-SAME: () #[[ATTR4]] { |
| ; CHECK-NEXT: ret i32 undef |
| ; |
| %A = alloca i32, align 4 |
| %l = load i32, ptr %A, align 4 |
| ret i32 %l |
| } |
| |
| ; static int GI1 __attribute__((loader_uninitialized)); |
| ; int multi_obj_simplifiable_1(int cnd) { |
| ; int L = GI1 = 5; |
| ; int *p = cnd ? &GI1 : &L; |
| ; return *p; |
| ; } |
| define i32 @multi_obj_simplifiable_1(i32 %cnd) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@multi_obj_simplifiable_1 |
| ; TUNIT-SAME: (i32 [[CND:%.*]]) #[[ATTR3]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[L:%.*]] = alloca i32, align 4 |
| ; TUNIT-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[L]]) #[[ATTR17]] |
| ; TUNIT-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[CND]], 0 |
| ; TUNIT-NEXT: br i1 [[TOBOOL_NOT]], label [[COND_FALSE:%.*]], label [[COND_TRUE:%.*]] |
| ; TUNIT: cond.true: |
| ; TUNIT-NEXT: br label [[COND_END:%.*]] |
| ; TUNIT: cond.false: |
| ; TUNIT-NEXT: br label [[COND_END]] |
| ; TUNIT: cond.end: |
| ; TUNIT-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[L]]) #[[ATTR17]] |
| ; TUNIT-NEXT: ret i32 5 |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@multi_obj_simplifiable_1 |
| ; CGSCC-SAME: (i32 [[CND:%.*]]) #[[ATTR5:[0-9]+]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[L:%.*]] = alloca i32, align 4 |
| ; CGSCC-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[L]]) #[[ATTR20]] |
| ; CGSCC-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[CND]], 0 |
| ; CGSCC-NEXT: br i1 [[TOBOOL_NOT]], label [[COND_FALSE:%.*]], label [[COND_TRUE:%.*]] |
| ; CGSCC: cond.true: |
| ; CGSCC-NEXT: br label [[COND_END:%.*]] |
| ; CGSCC: cond.false: |
| ; CGSCC-NEXT: br label [[COND_END]] |
| ; CGSCC: cond.end: |
| ; CGSCC-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[L]]) #[[ATTR20]] |
| ; CGSCC-NEXT: ret i32 5 |
| ; |
| entry: |
| %L = alloca i32, align 4 |
| call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %L) |
| store i32 5, ptr @GI1, align 4, !tbaa !3 |
| store i32 5, ptr %L, align 4, !tbaa !3 |
| %tobool.not = icmp eq i32 %cnd, 0 |
| br i1 %tobool.not, label %cond.false, label %cond.true |
| |
| cond.true: ; preds = %entry |
| br label %cond.end |
| |
| cond.false: ; preds = %entry |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.false, %cond.true |
| %cond = phi ptr [ @GI1, %cond.true ], [ %L, %cond.false ] |
| %i1 = load i32, ptr %cond, align 4, !tbaa !3 |
| call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %L) |
| ret i32 %i1 |
| } |
| |
| ; static int GI2 __attribute__((loader_uninitialized)); |
| ; int multi_obj_simplifiable_2(int cnd) { |
| ; int L; |
| ; int *p = cnd ? &GI2 : &L; |
| ; *p = 5; |
| ; return *p; |
| ; } |
| ; |
| define i32 @multi_obj_simplifiable_2(i32 %cnd) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@multi_obj_simplifiable_2 |
| ; TUNIT-SAME: (i32 [[CND:%.*]]) #[[ATTR3]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[L:%.*]] = alloca i32, align 4 |
| ; TUNIT-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[L]]) #[[ATTR17]] |
| ; TUNIT-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[CND]], 0 |
| ; TUNIT-NEXT: br i1 [[TOBOOL_NOT]], label [[COND_FALSE:%.*]], label [[COND_TRUE:%.*]] |
| ; TUNIT: cond.true: |
| ; TUNIT-NEXT: br label [[COND_END:%.*]] |
| ; TUNIT: cond.false: |
| ; TUNIT-NEXT: br label [[COND_END]] |
| ; TUNIT: cond.end: |
| ; TUNIT-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[L]]) #[[ATTR17]] |
| ; TUNIT-NEXT: ret i32 5 |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@multi_obj_simplifiable_2 |
| ; CGSCC-SAME: (i32 [[CND:%.*]]) #[[ATTR5]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[L:%.*]] = alloca i32, align 4 |
| ; CGSCC-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[L]]) #[[ATTR20]] |
| ; CGSCC-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[CND]], 0 |
| ; CGSCC-NEXT: br i1 [[TOBOOL_NOT]], label [[COND_FALSE:%.*]], label [[COND_TRUE:%.*]] |
| ; CGSCC: cond.true: |
| ; CGSCC-NEXT: br label [[COND_END:%.*]] |
| ; CGSCC: cond.false: |
| ; CGSCC-NEXT: br label [[COND_END]] |
| ; CGSCC: cond.end: |
| ; CGSCC-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[L]]) #[[ATTR20]] |
| ; CGSCC-NEXT: ret i32 5 |
| ; |
| entry: |
| %L = alloca i32, align 4 |
| call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %L) |
| %tobool.not = icmp eq i32 %cnd, 0 |
| br i1 %tobool.not, label %cond.false, label %cond.true |
| |
| cond.true: ; preds = %entry |
| br label %cond.end |
| |
| cond.false: ; preds = %entry |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.false, %cond.true |
| %cond = phi ptr [ @GI2, %cond.true ], [ %L, %cond.false ] |
| store i32 5, ptr %cond, align 4, !tbaa !3 |
| %l = load i32, ptr %cond, align 4, !tbaa !3 |
| call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %L) |
| ret i32 %l |
| } |
| |
| ; static struct S Gs __attribute__((loader_uninitialized)); |
| ; struct S static_global_simplifiable_1(void) { |
| ; Gs.f1 = 1.1; |
| ; Gs.f2 = 2.2; |
| ; Gs.f3 = 3.3; |
| ; write_arg(&Gs.i1, 1); |
| ; write_arg(&Gs.i2, 2); |
| ; write_arg(&Gs.i3, 3); |
| ; struct S r; |
| ; r.f1 = Gs.f1; |
| ; r.f2 = Gs.f2 * 2; |
| ; r.f3 = Gs.f3 + Gs.f1; |
| ; r.i1 = Gs.i1; |
| ; r.i2 = Gs.i2 * 2; |
| ; r.i3 = Gs.i3 + Gs.i1; |
| ; return r; |
| ; } |
| ; |
| define void @static_global_simplifiable_1(ptr noalias sret(%struct.S) align 4 %agg.result) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@static_global_simplifiable_1 |
| ; TUNIT-SAME: (ptr noalias nocapture nofree writeonly sret([[STRUCT_S:%.*]]) align 4 dereferenceable_or_null(24) [[AGG_RESULT:%.*]]) #[[ATTR5:[0-9]+]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(24) @Gs1, i32 noundef 1) #[[ATTR18]] |
| ; TUNIT-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(20) getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 1), i32 noundef 2) #[[ATTR18]] |
| ; TUNIT-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(16) getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 2), i32 noundef 3) #[[ATTR18]] |
| ; TUNIT-NEXT: [[F1:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 3 |
| ; TUNIT-NEXT: store float 0x3FF19999A0000000, ptr [[F1]], align 4, !tbaa [[TBAA7]] |
| ; TUNIT-NEXT: [[F2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 4 |
| ; TUNIT-NEXT: store float 0x40119999A0000000, ptr [[F2]], align 4, !tbaa [[TBAA10]] |
| ; TUNIT-NEXT: [[F3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 5 |
| ; TUNIT-NEXT: store float 0x40119999A0000000, ptr [[F3]], align 4, !tbaa [[TBAA11]] |
| ; TUNIT-NEXT: store i32 1, ptr [[AGG_RESULT]], align 4, !tbaa [[TBAA12]] |
| ; TUNIT-NEXT: [[I2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 1 |
| ; TUNIT-NEXT: store i32 4, ptr [[I2]], align 4, !tbaa [[TBAA13]] |
| ; TUNIT-NEXT: [[I3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 2 |
| ; TUNIT-NEXT: store i32 4, ptr [[I3]], align 4, !tbaa [[TBAA14]] |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@static_global_simplifiable_1 |
| ; CGSCC-SAME: (ptr noalias nocapture nofree noundef nonnull writeonly sret([[STRUCT_S:%.*]]) align 4 dereferenceable(24) [[AGG_RESULT:%.*]]) #[[ATTR3]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: store float 0x3FF19999A0000000, ptr getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 3), align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: store float 0x40019999A0000000, ptr getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 4), align 4, !tbaa [[TBAA10]] |
| ; CGSCC-NEXT: store float 0x400A666660000000, ptr getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 5), align 4, !tbaa [[TBAA11]] |
| ; CGSCC-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(24) @Gs1, i32 noundef 1) #[[ATTR21]] |
| ; CGSCC-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(20) getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 1), i32 noundef 2) #[[ATTR21]] |
| ; CGSCC-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(16) getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 2), i32 noundef 3) #[[ATTR21]] |
| ; CGSCC-NEXT: [[I:%.*]] = load float, ptr getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 3), align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: [[F1:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 3 |
| ; CGSCC-NEXT: store float [[I]], ptr [[F1]], align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: [[I4:%.*]] = load float, ptr getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 4), align 4, !tbaa [[TBAA10]] |
| ; CGSCC-NEXT: [[MUL:%.*]] = fmul float [[I4]], 2.000000e+00 |
| ; CGSCC-NEXT: [[F2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 4 |
| ; CGSCC-NEXT: store float [[MUL]], ptr [[F2]], align 4, !tbaa [[TBAA10]] |
| ; CGSCC-NEXT: [[I5:%.*]] = load float, ptr getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 5), align 4, !tbaa [[TBAA11]] |
| ; CGSCC-NEXT: [[I6:%.*]] = load float, ptr getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 3), align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: [[ADD:%.*]] = fadd float [[I5]], [[I6]] |
| ; CGSCC-NEXT: [[F3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 5 |
| ; CGSCC-NEXT: store float [[ADD]], ptr [[F3]], align 4, !tbaa [[TBAA11]] |
| ; CGSCC-NEXT: [[I7:%.*]] = load i32, ptr @Gs1, align 4, !tbaa [[TBAA12]] |
| ; CGSCC-NEXT: store i32 [[I7]], ptr [[AGG_RESULT]], align 4, !tbaa [[TBAA12]] |
| ; CGSCC-NEXT: [[I8:%.*]] = load i32, ptr getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 1), align 4, !tbaa [[TBAA13]] |
| ; CGSCC-NEXT: [[MUL1:%.*]] = shl nsw i32 [[I8]], 1 |
| ; CGSCC-NEXT: [[I2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 1 |
| ; CGSCC-NEXT: store i32 [[MUL1]], ptr [[I2]], align 4, !tbaa [[TBAA13]] |
| ; CGSCC-NEXT: [[I9:%.*]] = load i32, ptr getelementptr inbounds ([[STRUCT_S]], ptr @Gs1, i64 0, i32 2), align 4, !tbaa [[TBAA14]] |
| ; CGSCC-NEXT: [[I10:%.*]] = load i32, ptr @Gs1, align 4, !tbaa [[TBAA12]] |
| ; CGSCC-NEXT: [[ADD2:%.*]] = add nsw i32 [[I9]], [[I10]] |
| ; CGSCC-NEXT: [[I3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 2 |
| ; CGSCC-NEXT: store i32 [[ADD2]], ptr [[I3]], align 4, !tbaa [[TBAA14]] |
| ; CGSCC-NEXT: ret void |
| ; |
| entry: |
| store float 0x3FF19999A0000000, ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 3), align 4, !tbaa !7 |
| store float 0x40019999A0000000, ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 4), align 4, !tbaa !10 |
| store float 0x400A666660000000, ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 5), align 4, !tbaa !11 |
| call void @write_arg(ptr @Gs1, i32 1) |
| call void @write_arg(ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 1), i32 2) |
| call void @write_arg(ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 2), i32 3) |
| %i = load float, ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 3), align 4, !tbaa !7 |
| %f1 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 3 |
| store float %i, ptr %f1, align 4, !tbaa !7 |
| %i4 = load float, ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 4), align 4, !tbaa !10 |
| %mul = fmul float %i4, 2.000000e+00 |
| %f2 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 4 |
| store float %mul, ptr %f2, align 4, !tbaa !10 |
| %i5 = load float, ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 5), align 4, !tbaa !11 |
| %i6 = load float, ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 3), align 4, !tbaa !7 |
| %add = fadd float %i5, %i6 |
| %f3 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 5 |
| store float %add, ptr %f3, align 4, !tbaa !11 |
| %i7 = load i32, ptr @Gs1, align 4, !tbaa !12 |
| store i32 %i7, ptr %agg.result, align 4, !tbaa !12 |
| %i8 = load i32, ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 1), align 4, !tbaa !13 |
| %mul1 = shl nsw i32 %i8, 1 |
| %i2 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 1 |
| store i32 %mul1, ptr %i2, align 4, !tbaa !13 |
| %i9 = load i32, ptr getelementptr inbounds (%struct.S, ptr @Gs1, i64 0, i32 2), align 4, !tbaa !14 |
| %i10 = load i32, ptr @Gs1, align 4, !tbaa !12 |
| %add2 = add nsw i32 %i9, %i10 |
| %i3 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 2 |
| store i32 %add2, ptr %i3, align 4, !tbaa !14 |
| ret void |
| } |
| |
| define i32 @test_range_merge1() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@test_range_merge1 |
| ; TUNIT-SAME: () #[[ATTR5]] { |
| ; TUNIT-NEXT: ret i32 2 |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; CGSCC-LABEL: define {{[^@]+}}@test_range_merge1 |
| ; CGSCC-SAME: () #[[ATTR6:[0-9]+]] { |
| ; CGSCC-NEXT: ret i32 2 |
| ; |
| store <2 x i32> <i32 1, i32 1>, ptr @Vs1 |
| store float 2.000000e+00, ptr getelementptr inbounds (%struct.S, ptr @Vs1, i64 0, i32 4) |
| %l0 = load i32, ptr getelementptr inbounds (%struct.S, ptr @Vs1, i64 0, i32 0) |
| %l1 = load i32, ptr getelementptr inbounds (%struct.S, ptr @Vs1, i64 0, i32 1) |
| %add = add i32 %l0, %l1 |
| ret i32 %add |
| } |
| |
| define i32 @test_range_merge2() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@test_range_merge2 |
| ; TUNIT-SAME: () #[[ATTR3]] { |
| ; TUNIT-NEXT: store <2 x i32> <i32 3, i32 4>, ptr @Vs2, align 8 |
| ; TUNIT-NEXT: [[L0:%.*]] = load i32, ptr @Vs2, align 4 |
| ; TUNIT-NEXT: [[L1:%.*]] = load i32, ptr getelementptr inbounds ([[STRUCT_S:%.*]], ptr @Vs2, i64 0, i32 1), align 4 |
| ; TUNIT-NEXT: [[ADD:%.*]] = add i32 [[L0]], [[L1]] |
| ; TUNIT-NEXT: ret i32 [[ADD]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@test_range_merge2 |
| ; CGSCC-SAME: () #[[ATTR5]] { |
| ; CGSCC-NEXT: store <2 x i32> <i32 3, i32 4>, ptr @Vs2, align 8 |
| ; CGSCC-NEXT: [[L0:%.*]] = load i32, ptr @Vs2, align 4 |
| ; CGSCC-NEXT: [[L1:%.*]] = load i32, ptr getelementptr inbounds ([[STRUCT_S:%.*]], ptr @Vs2, i64 0, i32 1), align 4 |
| ; CGSCC-NEXT: [[ADD:%.*]] = add i32 [[L0]], [[L1]] |
| ; CGSCC-NEXT: ret i32 [[ADD]] |
| ; |
| store <2 x i32> <i32 3, i32 4>, ptr @Vs2 |
| store float 2.000000e+00, ptr getelementptr inbounds (%struct.S, ptr @Vs2, i64 0, i32 4) |
| %l0 = load i32, ptr getelementptr inbounds (%struct.S, ptr @Vs2, i64 0, i32 0) |
| %l1 = load i32, ptr getelementptr inbounds (%struct.S, ptr @Vs2, i64 0, i32 1) |
| %add = add i32 %l0, %l1 |
| ret i32 %add |
| } |
| |
| ; static char GBytes[1024]; |
| ; void static_global_simplifiable_2(void) { |
| ; for (int i = 0; i < 100; ++i) |
| ; GBytes[i * 10] = 0; |
| ; for (int i = 0; i < 10; ++i) |
| ; ((float *)GBytes)[i * 10 + 1] = 0; |
| ; for (int i = 0; i < 20; ++i) |
| ; ((long long int *)GBytes)[i * 10 + 2] = 0; |
| ; GBytes[1023] = 0; |
| ; write_arg((int *)&GBytes[500], 0); |
| ; struct S R; |
| ; for (int i = 0; i < 1024; ++i) |
| ; globalBytes[i] = GBytes[i]; |
| ; } |
| ; |
| define void @static_global_simplifiable_2() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@static_global_simplifiable_2 |
| ; TUNIT-SAME: () #[[ATTR5]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: br label [[FOR_COND:%.*]] |
| ; TUNIT: for.cond: |
| ; TUNIT-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ], [ 0, [[ENTRY:%.*]] ] |
| ; TUNIT-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV]], 100 |
| ; TUNIT-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]] |
| ; TUNIT: for.cond.cleanup: |
| ; TUNIT-NEXT: br label [[FOR_END:%.*]] |
| ; TUNIT: for.body: |
| ; TUNIT-NEXT: [[I:%.*]] = mul nuw nsw i64 [[INDVARS_IV]], 10 |
| ; TUNIT-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [1024 x i8], ptr @GBytes, i64 0, i64 [[I]] |
| ; TUNIT-NEXT: br label [[FOR_INC]] |
| ; TUNIT: for.inc: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND]], !llvm.loop [[LOOP21:![0-9]+]] |
| ; TUNIT: for.end: |
| ; TUNIT-NEXT: br label [[FOR_COND2:%.*]] |
| ; TUNIT: for.cond2: |
| ; TUNIT-NEXT: [[INDVARS_IV2:%.*]] = phi i64 [ [[INDVARS_IV_NEXT3:%.*]], [[FOR_INC9:%.*]] ], [ 0, [[FOR_END]] ] |
| ; TUNIT-NEXT: [[EXITCOND6:%.*]] = icmp ne i64 [[INDVARS_IV2]], 10 |
| ; TUNIT-NEXT: br i1 [[EXITCOND6]], label [[FOR_BODY5:%.*]], label [[FOR_COND_CLEANUP4:%.*]] |
| ; TUNIT: for.cond.cleanup4: |
| ; TUNIT-NEXT: br label [[FOR_END11:%.*]] |
| ; TUNIT: for.body5: |
| ; TUNIT-NEXT: [[I15:%.*]] = mul nuw nsw i64 [[INDVARS_IV2]], 10 |
| ; TUNIT-NEXT: [[I16:%.*]] = or i64 [[I15]], 1 |
| ; TUNIT-NEXT: [[ARRAYIDX8:%.*]] = getelementptr inbounds float, ptr @GBytes, i64 [[I16]] |
| ; TUNIT-NEXT: br label [[FOR_INC9]] |
| ; TUNIT: for.inc9: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT3]] = add nuw nsw i64 [[INDVARS_IV2]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND2]], !llvm.loop [[LOOP22:![0-9]+]] |
| ; TUNIT: for.end11: |
| ; TUNIT-NEXT: br label [[FOR_COND13:%.*]] |
| ; TUNIT: for.cond13: |
| ; TUNIT-NEXT: [[INDVARS_IV7:%.*]] = phi i64 [ [[INDVARS_IV_NEXT8:%.*]], [[FOR_INC21:%.*]] ], [ 0, [[FOR_END11]] ] |
| ; TUNIT-NEXT: [[EXITCOND11:%.*]] = icmp ne i64 [[INDVARS_IV7]], 20 |
| ; TUNIT-NEXT: br i1 [[EXITCOND11]], label [[FOR_BODY16:%.*]], label [[FOR_COND_CLEANUP15:%.*]] |
| ; TUNIT: for.cond.cleanup15: |
| ; TUNIT-NEXT: br label [[FOR_END23:%.*]] |
| ; TUNIT: for.body16: |
| ; TUNIT-NEXT: [[I17:%.*]] = mul nuw nsw i64 [[INDVARS_IV7]], 10 |
| ; TUNIT-NEXT: [[I18:%.*]] = add nuw nsw i64 [[I17]], 2 |
| ; TUNIT-NEXT: [[ARRAYIDX20:%.*]] = getelementptr inbounds i64, ptr @GBytes, i64 [[I18]] |
| ; TUNIT-NEXT: br label [[FOR_INC21]] |
| ; TUNIT: for.inc21: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT8]] = add nuw nsw i64 [[INDVARS_IV7]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND13]], !llvm.loop [[LOOP23:![0-9]+]] |
| ; TUNIT: for.end23: |
| ; TUNIT-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(524) getelementptr inbounds ([1024 x i8], ptr @GBytes, i64 0, i64 500), i32 noundef 0) #[[ATTR18]] |
| ; TUNIT-NEXT: br label [[FOR_COND25:%.*]] |
| ; TUNIT: for.cond25: |
| ; TUNIT-NEXT: [[INDVARS_IV12:%.*]] = phi i64 [ [[INDVARS_IV_NEXT13:%.*]], [[FOR_INC33:%.*]] ], [ 0, [[FOR_END23]] ] |
| ; TUNIT-NEXT: [[EXITCOND14:%.*]] = icmp ne i64 [[INDVARS_IV12]], 1024 |
| ; TUNIT-NEXT: br i1 [[EXITCOND14]], label [[FOR_BODY28:%.*]], label [[FOR_COND_CLEANUP27:%.*]] |
| ; TUNIT: for.cond.cleanup27: |
| ; TUNIT-NEXT: br label [[FOR_END35:%.*]] |
| ; TUNIT: for.body28: |
| ; TUNIT-NEXT: [[ARRAYIDX32:%.*]] = getelementptr inbounds [1024 x i8], ptr @globalBytes, i64 0, i64 [[INDVARS_IV12]] |
| ; TUNIT-NEXT: store i8 0, ptr [[ARRAYIDX32]], align 1, !tbaa [[TBAA19]] |
| ; TUNIT-NEXT: br label [[FOR_INC33]] |
| ; TUNIT: for.inc33: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT13]] = add nuw nsw i64 [[INDVARS_IV12]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND25]], !llvm.loop [[LOOP24:![0-9]+]] |
| ; TUNIT: for.end35: |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@static_global_simplifiable_2 |
| ; CGSCC-SAME: () #[[ATTR3]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: br label [[FOR_COND:%.*]] |
| ; CGSCC: for.cond: |
| ; CGSCC-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CGSCC-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV]], 100 |
| ; CGSCC-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]] |
| ; CGSCC: for.cond.cleanup: |
| ; CGSCC-NEXT: br label [[FOR_END:%.*]] |
| ; CGSCC: for.body: |
| ; CGSCC-NEXT: [[I:%.*]] = mul nuw nsw i64 [[INDVARS_IV]], 10 |
| ; CGSCC-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [1024 x i8], ptr @GBytes, i64 0, i64 [[I]] |
| ; CGSCC-NEXT: store i8 0, ptr [[ARRAYIDX]], align 2, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: br label [[FOR_INC]] |
| ; CGSCC: for.inc: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND]], !llvm.loop [[LOOP24:![0-9]+]] |
| ; CGSCC: for.end: |
| ; CGSCC-NEXT: br label [[FOR_COND2:%.*]] |
| ; CGSCC: for.cond2: |
| ; CGSCC-NEXT: [[INDVARS_IV2:%.*]] = phi i64 [ [[INDVARS_IV_NEXT3:%.*]], [[FOR_INC9:%.*]] ], [ 0, [[FOR_END]] ] |
| ; CGSCC-NEXT: [[EXITCOND6:%.*]] = icmp ne i64 [[INDVARS_IV2]], 10 |
| ; CGSCC-NEXT: br i1 [[EXITCOND6]], label [[FOR_BODY5:%.*]], label [[FOR_COND_CLEANUP4:%.*]] |
| ; CGSCC: for.cond.cleanup4: |
| ; CGSCC-NEXT: br label [[FOR_END11:%.*]] |
| ; CGSCC: for.body5: |
| ; CGSCC-NEXT: [[I15:%.*]] = mul nuw nsw i64 [[INDVARS_IV2]], 10 |
| ; CGSCC-NEXT: [[I16:%.*]] = or i64 [[I15]], 1 |
| ; CGSCC-NEXT: [[ARRAYIDX8:%.*]] = getelementptr inbounds float, ptr @GBytes, i64 [[I16]] |
| ; CGSCC-NEXT: store float 0.000000e+00, ptr [[ARRAYIDX8]], align 4, !tbaa [[TBAA18]] |
| ; CGSCC-NEXT: br label [[FOR_INC9]] |
| ; CGSCC: for.inc9: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT3]] = add nuw nsw i64 [[INDVARS_IV2]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND2]], !llvm.loop [[LOOP25:![0-9]+]] |
| ; CGSCC: for.end11: |
| ; CGSCC-NEXT: br label [[FOR_COND13:%.*]] |
| ; CGSCC: for.cond13: |
| ; CGSCC-NEXT: [[INDVARS_IV7:%.*]] = phi i64 [ [[INDVARS_IV_NEXT8:%.*]], [[FOR_INC21:%.*]] ], [ 0, [[FOR_END11]] ] |
| ; CGSCC-NEXT: [[EXITCOND11:%.*]] = icmp ne i64 [[INDVARS_IV7]], 20 |
| ; CGSCC-NEXT: br i1 [[EXITCOND11]], label [[FOR_BODY16:%.*]], label [[FOR_COND_CLEANUP15:%.*]] |
| ; CGSCC: for.cond.cleanup15: |
| ; CGSCC-NEXT: br label [[FOR_END23:%.*]] |
| ; CGSCC: for.body16: |
| ; CGSCC-NEXT: [[I17:%.*]] = mul nuw nsw i64 [[INDVARS_IV7]], 10 |
| ; CGSCC-NEXT: [[I18:%.*]] = add nuw nsw i64 [[I17]], 2 |
| ; CGSCC-NEXT: [[ARRAYIDX20:%.*]] = getelementptr inbounds i64, ptr @GBytes, i64 [[I18]] |
| ; CGSCC-NEXT: store i64 0, ptr [[ARRAYIDX20]], align 16, !tbaa [[TBAA20]] |
| ; CGSCC-NEXT: br label [[FOR_INC21]] |
| ; CGSCC: for.inc21: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT8]] = add nuw nsw i64 [[INDVARS_IV7]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND13]], !llvm.loop [[LOOP26:![0-9]+]] |
| ; CGSCC: for.end23: |
| ; CGSCC-NEXT: store i8 0, ptr getelementptr inbounds ([1024 x i8], ptr @GBytes, i64 0, i64 1023), align 1, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(524) getelementptr inbounds ([1024 x i8], ptr @GBytes, i64 0, i64 500), i32 noundef 0) #[[ATTR21]] |
| ; CGSCC-NEXT: br label [[FOR_COND25:%.*]] |
| ; CGSCC: for.cond25: |
| ; CGSCC-NEXT: [[INDVARS_IV12:%.*]] = phi i64 [ [[INDVARS_IV_NEXT13:%.*]], [[FOR_INC33:%.*]] ], [ 0, [[FOR_END23]] ] |
| ; CGSCC-NEXT: [[EXITCOND14:%.*]] = icmp ne i64 [[INDVARS_IV12]], 1024 |
| ; CGSCC-NEXT: br i1 [[EXITCOND14]], label [[FOR_BODY28:%.*]], label [[FOR_COND_CLEANUP27:%.*]] |
| ; CGSCC: for.cond.cleanup27: |
| ; CGSCC-NEXT: br label [[FOR_END35:%.*]] |
| ; CGSCC: for.body28: |
| ; CGSCC-NEXT: [[ARRAYIDX30:%.*]] = getelementptr inbounds [1024 x i8], ptr @GBytes, i64 0, i64 [[INDVARS_IV12]] |
| ; CGSCC-NEXT: [[I19:%.*]] = load i8, ptr [[ARRAYIDX30]], align 1, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: [[ARRAYIDX32:%.*]] = getelementptr inbounds [1024 x i8], ptr @globalBytes, i64 0, i64 [[INDVARS_IV12]] |
| ; CGSCC-NEXT: store i8 [[I19]], ptr [[ARRAYIDX32]], align 1, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: br label [[FOR_INC33]] |
| ; CGSCC: for.inc33: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT13]] = add nuw nsw i64 [[INDVARS_IV12]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND25]], !llvm.loop [[LOOP27:![0-9]+]] |
| ; CGSCC: for.end35: |
| ; CGSCC-NEXT: ret void |
| ; |
| entry: |
| br label %for.cond |
| |
| for.cond: ; preds = %for.inc, %entry |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] |
| %exitcond = icmp ne i64 %indvars.iv, 100 |
| br i1 %exitcond, label %for.body, label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond |
| br label %for.end |
| |
| for.body: ; preds = %for.cond |
| %i = mul nuw nsw i64 %indvars.iv, 10 |
| %arrayidx = getelementptr inbounds [1024 x i8], ptr @GBytes, i64 0, i64 %i |
| store i8 0, ptr %arrayidx, align 2, !tbaa !15 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| br label %for.cond, !llvm.loop !24 |
| |
| for.end: ; preds = %for.cond.cleanup |
| br label %for.cond2 |
| |
| for.cond2: ; preds = %for.inc9, %for.end |
| %indvars.iv2 = phi i64 [ %indvars.iv.next3, %for.inc9 ], [ 0, %for.end ] |
| %exitcond6 = icmp ne i64 %indvars.iv2, 10 |
| br i1 %exitcond6, label %for.body5, label %for.cond.cleanup4 |
| |
| for.cond.cleanup4: ; preds = %for.cond2 |
| br label %for.end11 |
| |
| for.body5: ; preds = %for.cond2 |
| %i15 = mul nuw nsw i64 %indvars.iv2, 10 |
| %i16 = or i64 %i15, 1 |
| %arrayidx8 = getelementptr inbounds float, ptr @GBytes, i64 %i16 |
| store float 0.000000e+00, ptr %arrayidx8, align 4, !tbaa !18 |
| br label %for.inc9 |
| |
| for.inc9: ; preds = %for.body5 |
| %indvars.iv.next3 = add nuw nsw i64 %indvars.iv2, 1 |
| br label %for.cond2, !llvm.loop !25 |
| |
| for.end11: ; preds = %for.cond.cleanup4 |
| br label %for.cond13 |
| |
| for.cond13: ; preds = %for.inc21, %for.end11 |
| %indvars.iv7 = phi i64 [ %indvars.iv.next8, %for.inc21 ], [ 0, %for.end11 ] |
| %exitcond11 = icmp ne i64 %indvars.iv7, 20 |
| br i1 %exitcond11, label %for.body16, label %for.cond.cleanup15 |
| |
| for.cond.cleanup15: ; preds = %for.cond13 |
| br label %for.end23 |
| |
| for.body16: ; preds = %for.cond13 |
| %i17 = mul nuw nsw i64 %indvars.iv7, 10 |
| %i18 = add nuw nsw i64 %i17, 2 |
| %arrayidx20 = getelementptr inbounds i64, ptr @GBytes, i64 %i18 |
| store i64 0, ptr %arrayidx20, align 16, !tbaa !20 |
| br label %for.inc21 |
| |
| for.inc21: ; preds = %for.body16 |
| %indvars.iv.next8 = add nuw nsw i64 %indvars.iv7, 1 |
| br label %for.cond13, !llvm.loop !26 |
| |
| for.end23: ; preds = %for.cond.cleanup15 |
| store i8 0, ptr getelementptr inbounds ([1024 x i8], ptr @GBytes, i64 0, i64 1023), align 1, !tbaa !15 |
| call void @write_arg(ptr getelementptr inbounds ([1024 x i8], ptr @GBytes, i64 0, i64 500), i32 0) |
| br label %for.cond25 |
| |
| for.cond25: ; preds = %for.inc33, %for.end23 |
| %indvars.iv12 = phi i64 [ %indvars.iv.next13, %for.inc33 ], [ 0, %for.end23 ] |
| %exitcond14 = icmp ne i64 %indvars.iv12, 1024 |
| br i1 %exitcond14, label %for.body28, label %for.cond.cleanup27 |
| |
| for.cond.cleanup27: ; preds = %for.cond25 |
| br label %for.end35 |
| |
| for.body28: ; preds = %for.cond25 |
| %arrayidx30 = getelementptr inbounds [1024 x i8], ptr @GBytes, i64 0, i64 %indvars.iv12 |
| %i19 = load i8, ptr %arrayidx30, align 1, !tbaa !15 |
| %arrayidx32 = getelementptr inbounds [1024 x i8], ptr @globalBytes, i64 0, i64 %indvars.iv12 |
| store i8 %i19, ptr %arrayidx32, align 1, !tbaa !15 |
| br label %for.inc33 |
| |
| for.inc33: ; preds = %for.body28 |
| %indvars.iv.next13 = add nuw nsw i64 %indvars.iv12, 1 |
| br label %for.cond25, !llvm.loop !27 |
| |
| for.end35: ; preds = %for.cond.cleanup27 |
| ret void |
| } |
| |
| ; static int Flag3; |
| ; int static_global_simplifiable_3() { |
| ; Flag3 = 1; |
| ; return Flag3; |
| ; } |
| define i32 @static_global_simplifiable_3() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@static_global_simplifiable_3 |
| ; TUNIT-SAME: () #[[ATTR5]] { |
| ; TUNIT-NEXT: store i32 1, ptr @Flag3, align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: ret i32 1 |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; CGSCC-LABEL: define {{[^@]+}}@static_global_simplifiable_3 |
| ; CGSCC-SAME: () #[[ATTR6]] { |
| ; CGSCC-NEXT: store i32 1, ptr @Flag3, align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: ret i32 1 |
| ; |
| store i32 1, ptr @Flag3, align 4, !tbaa !3 |
| %i = load i32, ptr @Flag3, align 4, !tbaa !3 |
| ret i32 %i |
| } |
| |
| ; struct S noalias_arg_simplifiable_1(struct S s) { |
| ; s.f1 = 1.1; |
| ; s.f2 = 2.2; |
| ; s.f3 = 3.3; |
| ; write_arg(&s.i1, 1); |
| ; write_arg(&s.i2, 2); |
| ; write_arg(&s.i3, 3); |
| ; struct S r; |
| ; r.f1 = s.f1; |
| ; r.f2 = s.f2 * 2; |
| ; r.f3 = s.f3 + s.f1; |
| ; r.i1 = s.i1; |
| ; r.i2 = s.i2 * 2; |
| ; r.i3 = s.i3 + s.i1; |
| ; return r; |
| ; } |
| ; |
| define void @noalias_arg_simplifiable_1(ptr noalias sret(%struct.S) align 4 %agg.result, ptr byval(%struct.S) align 8 %s) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) |
| ; TUNIT-LABEL: define {{[^@]+}}@noalias_arg_simplifiable_1 |
| ; TUNIT-SAME: (ptr noalias nocapture nofree writeonly sret([[STRUCT_S:%.*]]) align 4 dereferenceable_or_null(24) [[AGG_RESULT:%.*]], ptr noalias nocapture nofree nonnull byval([[STRUCT_S]]) align 8 dereferenceable(24) [[S:%.*]]) #[[ATTR1]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[F1:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 3 |
| ; TUNIT-NEXT: store float 0x3FF19999A0000000, ptr [[F1]], align 4, !tbaa [[TBAA7]] |
| ; TUNIT-NEXT: [[F2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 4 |
| ; TUNIT-NEXT: store float 0x40019999A0000000, ptr [[F2]], align 8, !tbaa [[TBAA10]] |
| ; TUNIT-NEXT: [[F3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 5 |
| ; TUNIT-NEXT: store float 0x400A666660000000, ptr [[F3]], align 4, !tbaa [[TBAA11]] |
| ; TUNIT-NEXT: call void @write_arg(ptr noalias nocapture nofree noundef nonnull writeonly align 8 dereferenceable(24) [[S]], i32 noundef 1) #[[ATTR18]] |
| ; TUNIT-NEXT: [[I2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 1 |
| ; TUNIT-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(20) [[I2]], i32 noundef 2) #[[ATTR18]] |
| ; TUNIT-NEXT: [[I3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 2 |
| ; TUNIT-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 8 dereferenceable(16) [[I3]], i32 noundef 3) #[[ATTR18]] |
| ; TUNIT-NEXT: [[F11:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 3 |
| ; TUNIT-NEXT: [[I:%.*]] = load float, ptr [[F11]], align 4, !tbaa [[TBAA7]] |
| ; TUNIT-NEXT: [[F12:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 3 |
| ; TUNIT-NEXT: store float [[I]], ptr [[F12]], align 4, !tbaa [[TBAA7]] |
| ; TUNIT-NEXT: [[F23:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 4 |
| ; TUNIT-NEXT: [[I4:%.*]] = load float, ptr [[F23]], align 8, !tbaa [[TBAA10]] |
| ; TUNIT-NEXT: [[MUL:%.*]] = fmul float [[I4]], 2.000000e+00 |
| ; TUNIT-NEXT: [[F24:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 4 |
| ; TUNIT-NEXT: store float [[MUL]], ptr [[F24]], align 4, !tbaa [[TBAA10]] |
| ; TUNIT-NEXT: [[F35:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 5 |
| ; TUNIT-NEXT: [[I5:%.*]] = load float, ptr [[F35]], align 4, !tbaa [[TBAA11]] |
| ; TUNIT-NEXT: [[F16:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 3 |
| ; TUNIT-NEXT: [[I6:%.*]] = load float, ptr [[F16]], align 4, !tbaa [[TBAA7]] |
| ; TUNIT-NEXT: [[ADD:%.*]] = fadd float [[I5]], [[I6]] |
| ; TUNIT-NEXT: [[F37:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 5 |
| ; TUNIT-NEXT: store float [[ADD]], ptr [[F37]], align 4, !tbaa [[TBAA11]] |
| ; TUNIT-NEXT: [[I7:%.*]] = load i32, ptr [[S]], align 8, !tbaa [[TBAA12]] |
| ; TUNIT-NEXT: store i32 [[I7]], ptr [[AGG_RESULT]], align 4, !tbaa [[TBAA12]] |
| ; TUNIT-NEXT: [[I210:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 1 |
| ; TUNIT-NEXT: [[I8:%.*]] = load i32, ptr [[I210]], align 4, !tbaa [[TBAA13]] |
| ; TUNIT-NEXT: [[MUL11:%.*]] = shl nsw i32 [[I8]], 1 |
| ; TUNIT-NEXT: [[I212:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 1 |
| ; TUNIT-NEXT: store i32 [[MUL11]], ptr [[I212]], align 4, !tbaa [[TBAA13]] |
| ; TUNIT-NEXT: [[I313:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 2 |
| ; TUNIT-NEXT: [[I9:%.*]] = load i32, ptr [[I313]], align 8, !tbaa [[TBAA14]] |
| ; TUNIT-NEXT: [[I10:%.*]] = load i32, ptr [[S]], align 8, !tbaa [[TBAA12]] |
| ; TUNIT-NEXT: [[ADD15:%.*]] = add nsw i32 [[I9]], [[I10]] |
| ; TUNIT-NEXT: [[I316:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 2 |
| ; TUNIT-NEXT: store i32 [[ADD15]], ptr [[I316]], align 4, !tbaa [[TBAA14]] |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree nosync nounwind willreturn memory(argmem: readwrite) |
| ; CGSCC-LABEL: define {{[^@]+}}@noalias_arg_simplifiable_1 |
| ; CGSCC-SAME: (ptr noalias nocapture nofree noundef nonnull writeonly sret([[STRUCT_S:%.*]]) align 4 dereferenceable(24) [[AGG_RESULT:%.*]], ptr noalias nocapture nofree noundef nonnull byval([[STRUCT_S]]) align 8 dereferenceable(24) [[S:%.*]]) #[[ATTR1]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[F1:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 3 |
| ; CGSCC-NEXT: store float 0x3FF19999A0000000, ptr [[F1]], align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: [[F2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 4 |
| ; CGSCC-NEXT: store float 0x40019999A0000000, ptr [[F2]], align 8, !tbaa [[TBAA10]] |
| ; CGSCC-NEXT: [[F3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 5 |
| ; CGSCC-NEXT: store float 0x400A666660000000, ptr [[F3]], align 4, !tbaa [[TBAA11]] |
| ; CGSCC-NEXT: call void @write_arg(ptr noalias nocapture nofree noundef nonnull writeonly align 8 dereferenceable(24) [[S]], i32 noundef 1) #[[ATTR21]] |
| ; CGSCC-NEXT: [[I2:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 1 |
| ; CGSCC-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(20) [[I2]], i32 noundef 2) #[[ATTR21]] |
| ; CGSCC-NEXT: [[I3:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 2 |
| ; CGSCC-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 8 dereferenceable(16) [[I3]], i32 noundef 3) #[[ATTR21]] |
| ; CGSCC-NEXT: [[F11:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 3 |
| ; CGSCC-NEXT: [[I:%.*]] = load float, ptr [[F11]], align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: [[F12:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 3 |
| ; CGSCC-NEXT: store float [[I]], ptr [[F12]], align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: [[F23:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 4 |
| ; CGSCC-NEXT: [[I4:%.*]] = load float, ptr [[F23]], align 8, !tbaa [[TBAA10]] |
| ; CGSCC-NEXT: [[MUL:%.*]] = fmul float [[I4]], 2.000000e+00 |
| ; CGSCC-NEXT: [[F24:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 4 |
| ; CGSCC-NEXT: store float [[MUL]], ptr [[F24]], align 4, !tbaa [[TBAA10]] |
| ; CGSCC-NEXT: [[F35:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 5 |
| ; CGSCC-NEXT: [[I5:%.*]] = load float, ptr [[F35]], align 4, !tbaa [[TBAA11]] |
| ; CGSCC-NEXT: [[F16:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 3 |
| ; CGSCC-NEXT: [[I6:%.*]] = load float, ptr [[F16]], align 4, !tbaa [[TBAA7]] |
| ; CGSCC-NEXT: [[ADD:%.*]] = fadd float [[I5]], [[I6]] |
| ; CGSCC-NEXT: [[F37:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 5 |
| ; CGSCC-NEXT: store float [[ADD]], ptr [[F37]], align 4, !tbaa [[TBAA11]] |
| ; CGSCC-NEXT: [[I7:%.*]] = load i32, ptr [[S]], align 8, !tbaa [[TBAA12]] |
| ; CGSCC-NEXT: store i32 [[I7]], ptr [[AGG_RESULT]], align 4, !tbaa [[TBAA12]] |
| ; CGSCC-NEXT: [[I210:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 1 |
| ; CGSCC-NEXT: [[I8:%.*]] = load i32, ptr [[I210]], align 4, !tbaa [[TBAA13]] |
| ; CGSCC-NEXT: [[MUL11:%.*]] = shl nsw i32 [[I8]], 1 |
| ; CGSCC-NEXT: [[I212:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 1 |
| ; CGSCC-NEXT: store i32 [[MUL11]], ptr [[I212]], align 4, !tbaa [[TBAA13]] |
| ; CGSCC-NEXT: [[I313:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 2 |
| ; CGSCC-NEXT: [[I9:%.*]] = load i32, ptr [[I313]], align 8, !tbaa [[TBAA14]] |
| ; CGSCC-NEXT: [[I10:%.*]] = load i32, ptr [[S]], align 8, !tbaa [[TBAA12]] |
| ; CGSCC-NEXT: [[ADD15:%.*]] = add nsw i32 [[I9]], [[I10]] |
| ; CGSCC-NEXT: [[I316:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[AGG_RESULT]], i64 0, i32 2 |
| ; CGSCC-NEXT: store i32 [[ADD15]], ptr [[I316]], align 4, !tbaa [[TBAA14]] |
| ; CGSCC-NEXT: ret void |
| ; |
| entry: |
| %f1 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 3 |
| store float 0x3FF19999A0000000, ptr %f1, align 4, !tbaa !7 |
| %f2 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 4 |
| store float 0x40019999A0000000, ptr %f2, align 8, !tbaa !10 |
| %f3 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 5 |
| store float 0x400A666660000000, ptr %f3, align 4, !tbaa !11 |
| call void @write_arg(ptr nonnull %s, i32 1) |
| %i2 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 1 |
| call void @write_arg(ptr nonnull %i2, i32 2) |
| %i3 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 2 |
| call void @write_arg(ptr nonnull %i3, i32 3) |
| %f11 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 3 |
| %i = load float, ptr %f11, align 4, !tbaa !7 |
| %f12 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 3 |
| store float %i, ptr %f12, align 4, !tbaa !7 |
| %f23 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 4 |
| %i4 = load float, ptr %f23, align 8, !tbaa !10 |
| %mul = fmul float %i4, 2.000000e+00 |
| %f24 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 4 |
| store float %mul, ptr %f24, align 4, !tbaa !10 |
| %f35 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 5 |
| %i5 = load float, ptr %f35, align 4, !tbaa !11 |
| %f16 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 3 |
| %i6 = load float, ptr %f16, align 4, !tbaa !7 |
| %add = fadd float %i5, %i6 |
| %f37 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 5 |
| store float %add, ptr %f37, align 4, !tbaa !11 |
| %i7 = load i32, ptr %s, align 8, !tbaa !12 |
| store i32 %i7, ptr %agg.result, align 4, !tbaa !12 |
| %i210 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 1 |
| %i8 = load i32, ptr %i210, align 4, !tbaa !13 |
| %mul11 = shl nsw i32 %i8, 1 |
| %i212 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 1 |
| store i32 %mul11, ptr %i212, align 4, !tbaa !13 |
| %i313 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 2 |
| %i9 = load i32, ptr %i313, align 8, !tbaa !14 |
| %i10 = load i32, ptr %s, align 8, !tbaa !12 |
| %add15 = add nsw i32 %i9, %i10 |
| %i316 = getelementptr inbounds %struct.S, ptr %agg.result, i64 0, i32 2 |
| store i32 %add15, ptr %i316, align 4, !tbaa !14 |
| ret void |
| } |
| |
| ; void noalias_arg_simplifiable_2(char Bytes[1024]) { |
| ; for (int i = 0; i < 100; ++i) |
| ; Bytes[i * 10] = 0; |
| ; for (int i = 0; i < 10; ++i) |
| ; ((float *)Bytes)[i * 10 + 1] = 0; |
| ; for (int i = 0; i < 20; ++i) |
| ; ((long long int *)Bytes)[i * 10 + 2] = 0; |
| ; Bytes[1023] = 0; |
| ; write_arg((int *)&Bytes[500], 0); |
| ; struct S R; |
| ; for (int i = 0; i < 1024; ++i) |
| ; globalBytes[i] = Bytes[i]; |
| ; } |
| ; |
| define void @noalias_arg_simplifiable_2(ptr %Bytes) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@noalias_arg_simplifiable_2 |
| ; TUNIT-SAME: (ptr nocapture nofree [[BYTES:%.*]]) #[[ATTR3]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: br label [[FOR_COND:%.*]] |
| ; TUNIT: for.cond: |
| ; TUNIT-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ], [ 0, [[ENTRY:%.*]] ] |
| ; TUNIT-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV]], 100 |
| ; TUNIT-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]] |
| ; TUNIT: for.cond.cleanup: |
| ; TUNIT-NEXT: br label [[FOR_END:%.*]] |
| ; TUNIT: for.body: |
| ; TUNIT-NEXT: [[I:%.*]] = mul nuw nsw i64 [[INDVARS_IV]], 10 |
| ; TUNIT-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[BYTES]], i64 [[I]] |
| ; TUNIT-NEXT: store i8 0, ptr [[ARRAYIDX]], align 1, !tbaa [[TBAA19]] |
| ; TUNIT-NEXT: br label [[FOR_INC]] |
| ; TUNIT: for.inc: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND]], !llvm.loop [[LOOP25:![0-9]+]] |
| ; TUNIT: for.end: |
| ; TUNIT-NEXT: br label [[FOR_COND2:%.*]] |
| ; TUNIT: for.cond2: |
| ; TUNIT-NEXT: [[INDVARS_IV2:%.*]] = phi i64 [ [[INDVARS_IV_NEXT3:%.*]], [[FOR_INC9:%.*]] ], [ 0, [[FOR_END]] ] |
| ; TUNIT-NEXT: [[EXITCOND6:%.*]] = icmp ne i64 [[INDVARS_IV2]], 10 |
| ; TUNIT-NEXT: br i1 [[EXITCOND6]], label [[FOR_BODY5:%.*]], label [[FOR_COND_CLEANUP4:%.*]] |
| ; TUNIT: for.cond.cleanup4: |
| ; TUNIT-NEXT: br label [[FOR_END11:%.*]] |
| ; TUNIT: for.body5: |
| ; TUNIT-NEXT: [[I16:%.*]] = mul nuw nsw i64 [[INDVARS_IV2]], 10 |
| ; TUNIT-NEXT: [[I17:%.*]] = or i64 [[I16]], 1 |
| ; TUNIT-NEXT: [[ARRAYIDX8:%.*]] = getelementptr inbounds float, ptr [[BYTES]], i64 [[I17]] |
| ; TUNIT-NEXT: store float 0.000000e+00, ptr [[ARRAYIDX8]], align 4, !tbaa [[TBAA26:![0-9]+]] |
| ; TUNIT-NEXT: br label [[FOR_INC9]] |
| ; TUNIT: for.inc9: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT3]] = add nuw nsw i64 [[INDVARS_IV2]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND2]], !llvm.loop [[LOOP27:![0-9]+]] |
| ; TUNIT: for.end11: |
| ; TUNIT-NEXT: br label [[FOR_COND13:%.*]] |
| ; TUNIT: for.cond13: |
| ; TUNIT-NEXT: [[INDVARS_IV7:%.*]] = phi i64 [ [[INDVARS_IV_NEXT8:%.*]], [[FOR_INC21:%.*]] ], [ 0, [[FOR_END11]] ] |
| ; TUNIT-NEXT: [[EXITCOND11:%.*]] = icmp ne i64 [[INDVARS_IV7]], 20 |
| ; TUNIT-NEXT: br i1 [[EXITCOND11]], label [[FOR_BODY16:%.*]], label [[FOR_COND_CLEANUP15:%.*]] |
| ; TUNIT: for.cond.cleanup15: |
| ; TUNIT-NEXT: br label [[FOR_END23:%.*]] |
| ; TUNIT: for.body16: |
| ; TUNIT-NEXT: [[I19:%.*]] = mul nuw nsw i64 [[INDVARS_IV7]], 10 |
| ; TUNIT-NEXT: [[I20:%.*]] = add nuw nsw i64 [[I19]], 2 |
| ; TUNIT-NEXT: [[ARRAYIDX20:%.*]] = getelementptr inbounds i64, ptr [[BYTES]], i64 [[I20]] |
| ; TUNIT-NEXT: store i64 0, ptr [[ARRAYIDX20]], align 8, !tbaa [[TBAA28:![0-9]+]] |
| ; TUNIT-NEXT: br label [[FOR_INC21]] |
| ; TUNIT: for.inc21: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT8]] = add nuw nsw i64 [[INDVARS_IV7]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND13]], !llvm.loop [[LOOP30:![0-9]+]] |
| ; TUNIT: for.end23: |
| ; TUNIT-NEXT: [[ARRAYIDX24:%.*]] = getelementptr inbounds i8, ptr [[BYTES]], i64 1023 |
| ; TUNIT-NEXT: store i8 0, ptr [[ARRAYIDX24]], align 1, !tbaa [[TBAA19]] |
| ; TUNIT-NEXT: [[ARRAYIDX25:%.*]] = getelementptr inbounds i8, ptr [[BYTES]], i64 500 |
| ; TUNIT-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 [[ARRAYIDX25]], i32 noundef 0) #[[ATTR18]] |
| ; TUNIT-NEXT: br label [[FOR_COND27:%.*]] |
| ; TUNIT: for.cond27: |
| ; TUNIT-NEXT: [[INDVARS_IV12:%.*]] = phi i64 [ [[INDVARS_IV_NEXT13:%.*]], [[FOR_INC35:%.*]] ], [ 0, [[FOR_END23]] ] |
| ; TUNIT-NEXT: [[EXITCOND14:%.*]] = icmp ne i64 [[INDVARS_IV12]], 1024 |
| ; TUNIT-NEXT: br i1 [[EXITCOND14]], label [[FOR_BODY30:%.*]], label [[FOR_COND_CLEANUP29:%.*]] |
| ; TUNIT: for.cond.cleanup29: |
| ; TUNIT-NEXT: br label [[FOR_END37:%.*]] |
| ; TUNIT: for.body30: |
| ; TUNIT-NEXT: [[ARRAYIDX32:%.*]] = getelementptr inbounds i8, ptr [[BYTES]], i64 [[INDVARS_IV12]] |
| ; TUNIT-NEXT: [[I22:%.*]] = load i8, ptr [[ARRAYIDX32]], align 1, !tbaa [[TBAA19]] |
| ; TUNIT-NEXT: [[ARRAYIDX34:%.*]] = getelementptr inbounds [1024 x i8], ptr @globalBytes, i64 0, i64 [[INDVARS_IV12]] |
| ; TUNIT-NEXT: store i8 [[I22]], ptr [[ARRAYIDX34]], align 1, !tbaa [[TBAA19]] |
| ; TUNIT-NEXT: br label [[FOR_INC35]] |
| ; TUNIT: for.inc35: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT13]] = add nuw nsw i64 [[INDVARS_IV12]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND27]], !llvm.loop [[LOOP31:![0-9]+]] |
| ; TUNIT: for.end37: |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@noalias_arg_simplifiable_2 |
| ; CGSCC-SAME: (ptr nocapture nofree [[BYTES:%.*]]) #[[ATTR3]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: br label [[FOR_COND:%.*]] |
| ; CGSCC: for.cond: |
| ; CGSCC-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CGSCC-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV]], 100 |
| ; CGSCC-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]] |
| ; CGSCC: for.cond.cleanup: |
| ; CGSCC-NEXT: br label [[FOR_END:%.*]] |
| ; CGSCC: for.body: |
| ; CGSCC-NEXT: [[I:%.*]] = mul nuw nsw i64 [[INDVARS_IV]], 10 |
| ; CGSCC-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[BYTES]], i64 [[I]] |
| ; CGSCC-NEXT: store i8 0, ptr [[ARRAYIDX]], align 1, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: br label [[FOR_INC]] |
| ; CGSCC: for.inc: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND]], !llvm.loop [[LOOP28:![0-9]+]] |
| ; CGSCC: for.end: |
| ; CGSCC-NEXT: br label [[FOR_COND2:%.*]] |
| ; CGSCC: for.cond2: |
| ; CGSCC-NEXT: [[INDVARS_IV2:%.*]] = phi i64 [ [[INDVARS_IV_NEXT3:%.*]], [[FOR_INC9:%.*]] ], [ 0, [[FOR_END]] ] |
| ; CGSCC-NEXT: [[EXITCOND6:%.*]] = icmp ne i64 [[INDVARS_IV2]], 10 |
| ; CGSCC-NEXT: br i1 [[EXITCOND6]], label [[FOR_BODY5:%.*]], label [[FOR_COND_CLEANUP4:%.*]] |
| ; CGSCC: for.cond.cleanup4: |
| ; CGSCC-NEXT: br label [[FOR_END11:%.*]] |
| ; CGSCC: for.body5: |
| ; CGSCC-NEXT: [[I16:%.*]] = mul nuw nsw i64 [[INDVARS_IV2]], 10 |
| ; CGSCC-NEXT: [[I17:%.*]] = or i64 [[I16]], 1 |
| ; CGSCC-NEXT: [[ARRAYIDX8:%.*]] = getelementptr inbounds float, ptr [[BYTES]], i64 [[I17]] |
| ; CGSCC-NEXT: store float 0.000000e+00, ptr [[ARRAYIDX8]], align 4, !tbaa [[TBAA18]] |
| ; CGSCC-NEXT: br label [[FOR_INC9]] |
| ; CGSCC: for.inc9: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT3]] = add nuw nsw i64 [[INDVARS_IV2]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND2]], !llvm.loop [[LOOP29:![0-9]+]] |
| ; CGSCC: for.end11: |
| ; CGSCC-NEXT: br label [[FOR_COND13:%.*]] |
| ; CGSCC: for.cond13: |
| ; CGSCC-NEXT: [[INDVARS_IV7:%.*]] = phi i64 [ [[INDVARS_IV_NEXT8:%.*]], [[FOR_INC21:%.*]] ], [ 0, [[FOR_END11]] ] |
| ; CGSCC-NEXT: [[EXITCOND11:%.*]] = icmp ne i64 [[INDVARS_IV7]], 20 |
| ; CGSCC-NEXT: br i1 [[EXITCOND11]], label [[FOR_BODY16:%.*]], label [[FOR_COND_CLEANUP15:%.*]] |
| ; CGSCC: for.cond.cleanup15: |
| ; CGSCC-NEXT: br label [[FOR_END23:%.*]] |
| ; CGSCC: for.body16: |
| ; CGSCC-NEXT: [[I19:%.*]] = mul nuw nsw i64 [[INDVARS_IV7]], 10 |
| ; CGSCC-NEXT: [[I20:%.*]] = add nuw nsw i64 [[I19]], 2 |
| ; CGSCC-NEXT: [[ARRAYIDX20:%.*]] = getelementptr inbounds i64, ptr [[BYTES]], i64 [[I20]] |
| ; CGSCC-NEXT: store i64 0, ptr [[ARRAYIDX20]], align 8, !tbaa [[TBAA20]] |
| ; CGSCC-NEXT: br label [[FOR_INC21]] |
| ; CGSCC: for.inc21: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT8]] = add nuw nsw i64 [[INDVARS_IV7]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND13]], !llvm.loop [[LOOP30:![0-9]+]] |
| ; CGSCC: for.end23: |
| ; CGSCC-NEXT: [[ARRAYIDX24:%.*]] = getelementptr inbounds i8, ptr [[BYTES]], i64 1023 |
| ; CGSCC-NEXT: store i8 0, ptr [[ARRAYIDX24]], align 1, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: [[ARRAYIDX25:%.*]] = getelementptr inbounds i8, ptr [[BYTES]], i64 500 |
| ; CGSCC-NEXT: call void @write_arg(ptr nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ARRAYIDX25]], i32 noundef 0) #[[ATTR21]] |
| ; CGSCC-NEXT: br label [[FOR_COND27:%.*]] |
| ; CGSCC: for.cond27: |
| ; CGSCC-NEXT: [[INDVARS_IV12:%.*]] = phi i64 [ [[INDVARS_IV_NEXT13:%.*]], [[FOR_INC35:%.*]] ], [ 0, [[FOR_END23]] ] |
| ; CGSCC-NEXT: [[EXITCOND14:%.*]] = icmp ne i64 [[INDVARS_IV12]], 1024 |
| ; CGSCC-NEXT: br i1 [[EXITCOND14]], label [[FOR_BODY30:%.*]], label [[FOR_COND_CLEANUP29:%.*]] |
| ; CGSCC: for.cond.cleanup29: |
| ; CGSCC-NEXT: br label [[FOR_END37:%.*]] |
| ; CGSCC: for.body30: |
| ; CGSCC-NEXT: [[ARRAYIDX32:%.*]] = getelementptr inbounds i8, ptr [[BYTES]], i64 [[INDVARS_IV12]] |
| ; CGSCC-NEXT: [[I22:%.*]] = load i8, ptr [[ARRAYIDX32]], align 1, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: [[ARRAYIDX34:%.*]] = getelementptr inbounds [1024 x i8], ptr @globalBytes, i64 0, i64 [[INDVARS_IV12]] |
| ; CGSCC-NEXT: store i8 [[I22]], ptr [[ARRAYIDX34]], align 1, !tbaa [[TBAA15]] |
| ; CGSCC-NEXT: br label [[FOR_INC35]] |
| ; CGSCC: for.inc35: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT13]] = add nuw nsw i64 [[INDVARS_IV12]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND27]], !llvm.loop [[LOOP31:![0-9]+]] |
| ; CGSCC: for.end37: |
| ; CGSCC-NEXT: ret void |
| ; |
| entry: |
| br label %for.cond |
| |
| for.cond: ; preds = %for.inc, %entry |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] |
| %exitcond = icmp ne i64 %indvars.iv, 100 |
| br i1 %exitcond, label %for.body, label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond |
| br label %for.end |
| |
| for.body: ; preds = %for.cond |
| %i = mul nuw nsw i64 %indvars.iv, 10 |
| %arrayidx = getelementptr inbounds i8, ptr %Bytes, i64 %i |
| store i8 0, ptr %arrayidx, align 1, !tbaa !15 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| br label %for.cond, !llvm.loop !28 |
| |
| for.end: ; preds = %for.cond.cleanup |
| br label %for.cond2 |
| |
| for.cond2: ; preds = %for.inc9, %for.end |
| %indvars.iv2 = phi i64 [ %indvars.iv.next3, %for.inc9 ], [ 0, %for.end ] |
| %exitcond6 = icmp ne i64 %indvars.iv2, 10 |
| br i1 %exitcond6, label %for.body5, label %for.cond.cleanup4 |
| |
| for.cond.cleanup4: ; preds = %for.cond2 |
| br label %for.end11 |
| |
| for.body5: ; preds = %for.cond2 |
| %i16 = mul nuw nsw i64 %indvars.iv2, 10 |
| %i17 = or i64 %i16, 1 |
| %arrayidx8 = getelementptr inbounds float, ptr %Bytes, i64 %i17 |
| store float 0.000000e+00, ptr %arrayidx8, align 4, !tbaa !18 |
| br label %for.inc9 |
| |
| for.inc9: ; preds = %for.body5 |
| %indvars.iv.next3 = add nuw nsw i64 %indvars.iv2, 1 |
| br label %for.cond2, !llvm.loop !29 |
| |
| for.end11: ; preds = %for.cond.cleanup4 |
| br label %for.cond13 |
| |
| for.cond13: ; preds = %for.inc21, %for.end11 |
| %indvars.iv7 = phi i64 [ %indvars.iv.next8, %for.inc21 ], [ 0, %for.end11 ] |
| %exitcond11 = icmp ne i64 %indvars.iv7, 20 |
| br i1 %exitcond11, label %for.body16, label %for.cond.cleanup15 |
| |
| for.cond.cleanup15: ; preds = %for.cond13 |
| br label %for.end23 |
| |
| for.body16: ; preds = %for.cond13 |
| %i19 = mul nuw nsw i64 %indvars.iv7, 10 |
| %i20 = add nuw nsw i64 %i19, 2 |
| %arrayidx20 = getelementptr inbounds i64, ptr %Bytes, i64 %i20 |
| store i64 0, ptr %arrayidx20, align 8, !tbaa !20 |
| br label %for.inc21 |
| |
| for.inc21: ; preds = %for.body16 |
| %indvars.iv.next8 = add nuw nsw i64 %indvars.iv7, 1 |
| br label %for.cond13, !llvm.loop !30 |
| |
| for.end23: ; preds = %for.cond.cleanup15 |
| %arrayidx24 = getelementptr inbounds i8, ptr %Bytes, i64 1023 |
| store i8 0, ptr %arrayidx24, align 1, !tbaa !15 |
| %arrayidx25 = getelementptr inbounds i8, ptr %Bytes, i64 500 |
| call void @write_arg(ptr nonnull %arrayidx25, i32 0) |
| br label %for.cond27 |
| |
| for.cond27: ; preds = %for.inc35, %for.end23 |
| %indvars.iv12 = phi i64 [ %indvars.iv.next13, %for.inc35 ], [ 0, %for.end23 ] |
| %exitcond14 = icmp ne i64 %indvars.iv12, 1024 |
| br i1 %exitcond14, label %for.body30, label %for.cond.cleanup29 |
| |
| for.cond.cleanup29: ; preds = %for.cond27 |
| br label %for.end37 |
| |
| for.body30: ; preds = %for.cond27 |
| %arrayidx32 = getelementptr inbounds i8, ptr %Bytes, i64 %indvars.iv12 |
| %i22 = load i8, ptr %arrayidx32, align 1, !tbaa !15 |
| %arrayidx34 = getelementptr inbounds [1024 x i8], ptr @globalBytes, i64 0, i64 %indvars.iv12 |
| store i8 %i22, ptr %arrayidx34, align 1, !tbaa !15 |
| br label %for.inc35 |
| |
| for.inc35: ; preds = %for.body30 |
| %indvars.iv.next13 = add nuw nsw i64 %indvars.iv12, 1 |
| br label %for.cond27, !llvm.loop !31 |
| |
| for.end37: ; preds = %for.cond.cleanup29 |
| ret void |
| } |
| |
| ; int local_alloca_not_simplifiable_1() { |
| ; int X, Y, Z; |
| ; X = Y = 1; |
| ; escape(&X); |
| ; write_random(&Y); |
| ; Z = X ? 1 : 2; |
| ; return X + Y + Z; |
| ; } |
| ; |
| define i32 @local_alloca_not_simplifiable_1() { |
| ; TUNIT-LABEL: define {{[^@]+}}@local_alloca_not_simplifiable_1() { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[X:%.*]] = alloca i32, align 4 |
| ; TUNIT-NEXT: [[Y:%.*]] = alloca i32, align 4 |
| ; TUNIT-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 4, ptr nocapture nofree noundef nonnull align 4 dereferenceable(4) [[X]]) #[[ATTR17]] |
| ; TUNIT-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[Y]]) #[[ATTR17]] |
| ; TUNIT-NEXT: store i32 1, ptr [[Y]], align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: store i32 1, ptr [[X]], align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: call void @escape(ptr noundef nonnull align 4 dereferenceable(4) [[X]]) |
| ; TUNIT-NEXT: call void @write_random(ptr noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[Y]]) |
| ; TUNIT-NEXT: [[I3:%.*]] = load i32, ptr [[X]], align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[I3]], 0 |
| ; TUNIT-NEXT: [[COND:%.*]] = select i1 [[TOBOOL_NOT]], i32 2, i32 1 |
| ; TUNIT-NEXT: [[I4:%.*]] = load i32, ptr [[Y]], align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: [[ADD:%.*]] = add nsw i32 [[I3]], [[I4]] |
| ; TUNIT-NEXT: [[ADD1:%.*]] = add nsw i32 [[ADD]], [[COND]] |
| ; TUNIT-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[Y]]) |
| ; TUNIT-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 4, ptr nocapture nofree noundef nonnull align 4 dereferenceable(4) [[X]]) |
| ; TUNIT-NEXT: ret i32 [[ADD1]] |
| ; |
| ; CGSCC-LABEL: define {{[^@]+}}@local_alloca_not_simplifiable_1() { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[X:%.*]] = alloca i32, align 4 |
| ; CGSCC-NEXT: [[Y:%.*]] = alloca i32, align 4 |
| ; CGSCC-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 4, ptr nocapture nofree noundef nonnull align 4 dereferenceable(4) [[X]]) #[[ATTR20]] |
| ; CGSCC-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[Y]]) #[[ATTR20]] |
| ; CGSCC-NEXT: store i32 1, ptr [[Y]], align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: store i32 1, ptr [[X]], align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: call void @escape(ptr noundef nonnull align 4 dereferenceable(4) [[X]]) |
| ; CGSCC-NEXT: call void @write_random(ptr noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[Y]]) |
| ; CGSCC-NEXT: [[I3:%.*]] = load i32, ptr [[X]], align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[I3]], 0 |
| ; CGSCC-NEXT: [[COND:%.*]] = select i1 [[TOBOOL_NOT]], i32 2, i32 1 |
| ; CGSCC-NEXT: [[I4:%.*]] = load i32, ptr [[Y]], align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[I3]], [[I4]] |
| ; CGSCC-NEXT: [[ADD1:%.*]] = add nsw i32 [[ADD]], [[COND]] |
| ; CGSCC-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 4, ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[Y]]) |
| ; CGSCC-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 4, ptr nocapture nofree noundef nonnull align 4 dereferenceable(4) [[X]]) |
| ; CGSCC-NEXT: ret i32 [[ADD1]] |
| ; |
| entry: |
| %X = alloca i32, align 4 |
| %Y = alloca i32, align 4 |
| call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %X) |
| call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %Y) |
| store i32 1, ptr %Y, align 4, !tbaa !3 |
| store i32 1, ptr %X, align 4, !tbaa !3 |
| call void @escape(ptr nonnull %X) |
| call void @write_random(ptr nonnull %Y) |
| %i3 = load i32, ptr %X, align 4, !tbaa !3 |
| %tobool.not = icmp eq i32 %i3, 0 |
| %cond = select i1 %tobool.not, i32 2, i32 1 |
| %i4 = load i32, ptr %Y, align 4, !tbaa !3 |
| %add = add nsw i32 %i3, %i4 |
| %add1 = add nsw i32 %add, %cond |
| call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %Y) |
| call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %X) |
| ret i32 %add1 |
| } |
| |
| define i8 @local_alloca_not_simplifiable_2(i64 %index1, i64 %index2, i1 %cnd) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@local_alloca_not_simplifiable_2 |
| ; TUNIT-SAME: (i64 [[INDEX1:%.*]], i64 [[INDEX2:%.*]], i1 noundef [[CND:%.*]]) #[[ATTR3]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[BYTES:%.*]] = alloca [1024 x i8], align 16 |
| ; TUNIT-NEXT: store i8 7, ptr [[BYTES]], align 16 |
| ; TUNIT-NEXT: br i1 [[CND]], label [[LEFT:%.*]], label [[RIGHT:%.*]] |
| ; TUNIT: left: |
| ; TUNIT-NEXT: [[GEP1:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 [[INDEX1]] |
| ; TUNIT-NEXT: br label [[JOIN:%.*]] |
| ; TUNIT: right: |
| ; TUNIT-NEXT: [[GEP2:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 [[INDEX2]] |
| ; TUNIT-NEXT: br label [[JOIN]] |
| ; TUNIT: join: |
| ; TUNIT-NEXT: [[GEP_JOIN:%.*]] = phi ptr [ [[GEP1]], [[LEFT]] ], [ [[GEP2]], [[RIGHT]] ] |
| ; TUNIT-NEXT: store i8 9, ptr [[GEP_JOIN]], align 4 |
| ; TUNIT-NEXT: [[I:%.*]] = load i8, ptr [[BYTES]], align 16 |
| ; TUNIT-NEXT: ret i8 [[I]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@local_alloca_not_simplifiable_2 |
| ; CGSCC-SAME: (i64 [[INDEX1:%.*]], i64 [[INDEX2:%.*]], i1 noundef [[CND:%.*]]) #[[ATTR5]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[BYTES:%.*]] = alloca [1024 x i8], align 16 |
| ; CGSCC-NEXT: store i8 7, ptr [[BYTES]], align 16 |
| ; CGSCC-NEXT: br i1 [[CND]], label [[LEFT:%.*]], label [[RIGHT:%.*]] |
| ; CGSCC: left: |
| ; CGSCC-NEXT: [[GEP1:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 [[INDEX1]] |
| ; CGSCC-NEXT: br label [[JOIN:%.*]] |
| ; CGSCC: right: |
| ; CGSCC-NEXT: [[GEP2:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 [[INDEX2]] |
| ; CGSCC-NEXT: br label [[JOIN]] |
| ; CGSCC: join: |
| ; CGSCC-NEXT: [[GEP_JOIN:%.*]] = phi ptr [ [[GEP1]], [[LEFT]] ], [ [[GEP2]], [[RIGHT]] ] |
| ; CGSCC-NEXT: store i8 9, ptr [[GEP_JOIN]], align 4 |
| ; CGSCC-NEXT: [[I:%.*]] = load i8, ptr [[BYTES]], align 16 |
| ; CGSCC-NEXT: ret i8 [[I]] |
| ; |
| entry: |
| %Bytes = alloca [1024 x i8], align 16 |
| store i8 7, ptr %Bytes, align 4 |
| br i1 %cnd, label %left, label %right |
| |
| left: ; preds = %entry |
| %gep1 = getelementptr inbounds [1024 x i8], ptr %Bytes, i64 0, i64 %index1 |
| br label %join |
| |
| right: ; preds = %entry |
| %gep2 = getelementptr inbounds [1024 x i8], ptr %Bytes, i64 0, i64 %index2 |
| br label %join |
| |
| join: ; preds = %right, %left |
| %gep.join = phi ptr [ %gep1, %left ], [ %gep2, %right ] |
| store i8 9, ptr %gep.join, align 4 |
| |
| ; This load cannot be replaced by the value 7 from %entry, since the previous |
| ; store interferes due to its unknown offset. |
| %i = load i8, ptr %Bytes, align 4 |
| ret i8 %i |
| } |
| |
| ; We could simplify these if we separate accessed bins wrt. alignment (here mod 4). |
| define i32 @unknown_access_mixed_simplifiable(i32 %arg1, i32 %arg2) { |
| ; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) |
| ; CHECK-LABEL: define {{[^@]+}}@unknown_access_mixed_simplifiable |
| ; CHECK-SAME: (i32 [[ARG1:%.*]], i32 [[ARG2:%.*]]) #[[ATTR4]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[S:%.*]] = alloca [[STRUCT_S:%.*]], align 4 |
| ; CHECK-NEXT: [[GEP1:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 2 |
| ; CHECK-NEXT: [[GEP2:%.*]] = getelementptr inbounds i32, ptr [[S]], i32 [[ARG1]] |
| ; CHECK-NEXT: [[GEP3:%.*]] = getelementptr inbounds i32, ptr [[S]], i32 [[ARG2]] |
| ; CHECK-NEXT: store i32 7, ptr [[GEP1]], align 4 |
| ; CHECK-NEXT: store i32 7, ptr [[GEP2]], align 4 |
| ; CHECK-NEXT: store i32 7, ptr [[GEP3]], align 4 |
| ; CHECK-NEXT: [[L1:%.*]] = load i32, ptr [[GEP1]], align 4 |
| ; CHECK-NEXT: [[L2:%.*]] = load i32, ptr [[GEP2]], align 4 |
| ; CHECK-NEXT: [[L3:%.*]] = load i32, ptr [[GEP3]], align 4 |
| ; CHECK-NEXT: [[ADD1:%.*]] = add i32 [[L1]], [[L2]] |
| ; CHECK-NEXT: [[ADD2:%.*]] = add i32 [[ADD1]], [[L3]] |
| ; CHECK-NEXT: ret i32 [[ADD2]] |
| ; |
| entry: |
| %s = alloca %struct.S, align 4 |
| %gep1 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 2 |
| %gep2 = getelementptr inbounds i32, ptr %s, i32 %arg1 |
| %gep3 = getelementptr inbounds i32, ptr %s, i32 %arg2 |
| store i32 7, ptr %gep1 |
| store i32 7, ptr %gep2 |
| store i32 7, ptr %gep3 |
| %l1 = load i32, ptr %gep1 |
| %l2 = load i32, ptr %gep2 |
| %l3 = load i32, ptr %gep3 |
| %add1 = add i32 %l1, %l2 |
| %add2 = add i32 %add1, %l3 |
| ret i32 %add2 |
| } |
| |
| ; The access to bc4b could go anywhere, nothing is simplifiable. |
| define i32 @unknown_access_mixed_not_simplifiable(i32 %arg1, i32 %arg2, i32 %arg3) { |
| ; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) |
| ; CHECK-LABEL: define {{[^@]+}}@unknown_access_mixed_not_simplifiable |
| ; CHECK-SAME: (i32 [[ARG1:%.*]], i32 [[ARG2:%.*]], i32 [[ARG3:%.*]]) #[[ATTR4]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[S:%.*]] = alloca [[STRUCT_S:%.*]], align 4 |
| ; CHECK-NEXT: [[GEP1:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[S]], i64 0, i32 2 |
| ; CHECK-NEXT: [[GEP2:%.*]] = getelementptr inbounds i32, ptr [[S]], i32 [[ARG1]] |
| ; CHECK-NEXT: [[GEP3:%.*]] = getelementptr inbounds i32, ptr [[S]], i32 [[ARG2]] |
| ; CHECK-NEXT: [[GEP4:%.*]] = getelementptr inbounds i8, ptr [[S]], i32 [[ARG3]] |
| ; CHECK-NEXT: store i32 7, ptr [[GEP1]], align 4 |
| ; CHECK-NEXT: store i32 7, ptr [[GEP2]], align 4 |
| ; CHECK-NEXT: store i32 7, ptr [[GEP3]], align 4 |
| ; CHECK-NEXT: store i32 7, ptr [[GEP4]], align 4 |
| ; CHECK-NEXT: [[L1:%.*]] = load i32, ptr [[GEP1]], align 4 |
| ; CHECK-NEXT: [[L2:%.*]] = load i32, ptr [[GEP2]], align 4 |
| ; CHECK-NEXT: [[L3:%.*]] = load i32, ptr [[GEP3]], align 4 |
| ; CHECK-NEXT: [[L4:%.*]] = load i32, ptr [[GEP4]], align 4 |
| ; CHECK-NEXT: [[ADD1:%.*]] = add i32 [[L1]], [[L2]] |
| ; CHECK-NEXT: [[ADD2:%.*]] = add i32 [[ADD1]], [[L3]] |
| ; CHECK-NEXT: [[ADD3:%.*]] = add i32 [[ADD2]], [[L4]] |
| ; CHECK-NEXT: ret i32 [[ADD3]] |
| ; |
| entry: |
| %s = alloca %struct.S, align 4 |
| %gep1 = getelementptr inbounds %struct.S, ptr %s, i64 0, i32 2 |
| %gep2 = getelementptr inbounds i32, ptr %s, i32 %arg1 |
| %gep3 = getelementptr inbounds i32, ptr %s, i32 %arg2 |
| %gep4 = getelementptr inbounds i8, ptr %s, i32 %arg3 |
| store i32 7, ptr %gep1 |
| store i32 7, ptr %gep2 |
| store i32 7, ptr %gep3 |
| store i32 7, ptr %gep4 |
| %l1 = load i32, ptr %gep1 |
| %l2 = load i32, ptr %gep2 |
| %l3 = load i32, ptr %gep3 |
| %l4 = load i32, ptr %gep4 |
| %add1 = add i32 %l1, %l2 |
| %add2 = add i32 %add1, %l3 |
| %add3 = add i32 %add2, %l4 |
| ret i32 %add3 |
| } |
| |
| declare void @escape(ptr) |
| |
| ; int Flag0 = 0; |
| ; int global_not_simplifiable_1(int cnd) { |
| ; return Flag0; |
| ; } |
| ; |
| define i32 @global_not_simplifiable_1(i32 %cnd) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read) |
| ; TUNIT-LABEL: define {{[^@]+}}@global_not_simplifiable_1 |
| ; TUNIT-SAME: (i32 [[CND:%.*]]) #[[ATTR6:[0-9]+]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[I:%.*]] = load i32, ptr @Flag0, align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: ret i32 [[I]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read) |
| ; CGSCC-LABEL: define {{[^@]+}}@global_not_simplifiable_1 |
| ; CGSCC-SAME: (i32 [[CND:%.*]]) #[[ATTR7:[0-9]+]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[I:%.*]] = load i32, ptr @Flag0, align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: ret i32 [[I]] |
| ; |
| entry: |
| %i = load i32, ptr @Flag0, align 4, !tbaa !3 |
| ret i32 %i |
| } |
| |
| ; static int Flag1 __attribute__((loader_uninitialized)); |
| ; int static_global_not_simplifiable_1(int cnd) { |
| ; int v = Flag1; |
| ; sync(); |
| ; if (cnd) |
| ; Flag1 = 1; |
| ; return v; |
| ; } |
| ; |
| define i32 @static_global_not_simplifiable_1(i32 %cnd) { |
| ; CHECK-LABEL: define {{[^@]+}}@static_global_not_simplifiable_1 |
| ; CHECK-SAME: (i32 [[CND:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: call void @sync() |
| ; CHECK-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[CND]], 0 |
| ; CHECK-NEXT: br i1 [[TOBOOL_NOT]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] |
| ; CHECK: if.then: |
| ; CHECK-NEXT: br label [[IF_END]] |
| ; CHECK: if.end: |
| ; CHECK-NEXT: ret i32 1 |
| ; |
| entry: |
| %i = load i32, ptr @Flag1, align 4, !tbaa !3 |
| call void @sync() |
| %tobool.not = icmp eq i32 %cnd, 0 |
| br i1 %tobool.not, label %if.end, label %if.then |
| |
| if.then: ; preds = %entry |
| store i32 1, ptr @Flag1, align 4, !tbaa !3 |
| br label %if.end |
| |
| if.end: ; preds = %if.then, %entry |
| ret i32 %i |
| } |
| |
| declare void @sync() |
| |
| ; static int Flag2 __attribute__((loader_uninitialized)); |
| ; int static_global_simplifiable_4(int cnd) { |
| ; Flag2 = 1; |
| ; sync(); |
| ; int v = Flag2; |
| ; Flag2 = 2; |
| ; return v; |
| ; } |
| define i32 @static_global_simplifiable_4(i32 %cnd) { |
| ; CHECK-LABEL: define {{[^@]+}}@static_global_simplifiable_4 |
| ; CHECK-SAME: (i32 [[CND:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: store i32 1, ptr @Flag2, align 4, !tbaa [[TBAA3]] |
| ; CHECK-NEXT: call void @sync() |
| ; CHECK-NEXT: [[I:%.*]] = load i32, ptr @Flag2, align 4, !tbaa [[TBAA3]] |
| ; CHECK-NEXT: store i32 2, ptr @Flag2, align 4, !tbaa [[TBAA3]] |
| ; CHECK-NEXT: ret i32 [[I]] |
| ; |
| entry: |
| store i32 1, ptr @Flag2, align 4, !tbaa !3 |
| call void @sync() |
| %i = load i32, ptr @Flag2, align 4, !tbaa !3 |
| store i32 2, ptr @Flag2, align 4, !tbaa !3 |
| ret i32 %i |
| } |
| |
| ; static int Flag2 __attribute__((loader_uninitialized)); |
| ; int static_global_not_simplifiable_2(int cnd) { |
| ; Flag2 = 1; |
| ; sync(); |
| ; int v = Flag2; |
| ; Flag2 = 2; |
| ; return v; |
| ; } |
| define i32 @static_global_not_simplifiable_2(i32 %cnd) { |
| ; TUNIT-LABEL: define {{[^@]+}}@static_global_not_simplifiable_2 |
| ; TUNIT-SAME: (i32 [[CND:%.*]]) { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: store i32 1, ptr @Flag4, align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: call void @sync() #[[ATTR19:[0-9]+]] |
| ; TUNIT-NEXT: [[I:%.*]] = load i32, ptr @Flag4, align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: store i32 2, ptr @Flag4, align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: ret i32 [[I]] |
| ; |
| ; CGSCC-LABEL: define {{[^@]+}}@static_global_not_simplifiable_2 |
| ; CGSCC-SAME: (i32 [[CND:%.*]]) { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: store i32 1, ptr @Flag4, align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: call void @sync() #[[ATTR22:[0-9]+]] |
| ; CGSCC-NEXT: [[I:%.*]] = load i32, ptr @Flag4, align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: store i32 2, ptr @Flag4, align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: ret i32 [[I]] |
| ; |
| entry: |
| store i32 1, ptr @Flag4, align 4, !tbaa !3 |
| call void @sync() nocallback |
| %i = load i32, ptr @Flag4, align 4, !tbaa !3 |
| store i32 2, ptr @Flag4, align 4, !tbaa !3 |
| ret i32 %i |
| } |
| define void @static_global_not_simplifiable_2_helper() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@static_global_not_simplifiable_2_helper |
| ; TUNIT-SAME: () #[[ATTR5]] { |
| ; TUNIT-NEXT: store i32 2, ptr @Flag4, align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; CGSCC-LABEL: define {{[^@]+}}@static_global_not_simplifiable_2_helper |
| ; CGSCC-SAME: () #[[ATTR6]] { |
| ; CGSCC-NEXT: store i32 2, ptr @Flag4, align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: ret void |
| ; |
| store i32 2, ptr @Flag4, align 4, !tbaa !3 |
| ret void |
| } |
| |
| ; Similiar to static_global_simplifiable_3 but with a may-store. |
| define i32 @static_global_not_simplifiable_3(i1 %c, ptr %p) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@static_global_not_simplifiable_3 |
| ; TUNIT-SAME: (i1 [[C:%.*]], ptr nocapture nofree writeonly [[P:%.*]]) #[[ATTR3]] { |
| ; TUNIT-NEXT: [[SEL:%.*]] = select i1 [[C]], ptr @Flag3, ptr [[P]] |
| ; TUNIT-NEXT: store i32 1, ptr [[SEL]], align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: [[I:%.*]] = load i32, ptr @Flag3, align 4, !tbaa [[TBAA3]] |
| ; TUNIT-NEXT: ret i32 [[I]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@static_global_not_simplifiable_3 |
| ; CGSCC-SAME: (i1 [[C:%.*]], ptr nocapture nofree writeonly [[P:%.*]]) #[[ATTR5]] { |
| ; CGSCC-NEXT: [[SEL:%.*]] = select i1 [[C]], ptr @Flag3, ptr [[P]] |
| ; CGSCC-NEXT: store i32 1, ptr [[SEL]], align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: [[I:%.*]] = load i32, ptr @Flag3, align 4, !tbaa [[TBAA3]] |
| ; CGSCC-NEXT: ret i32 [[I]] |
| ; |
| %sel = select i1 %c, ptr @Flag3, ptr %p |
| store i32 1, ptr %sel, align 4, !tbaa !3 |
| %i = load i32, ptr @Flag3, align 4, !tbaa !3 |
| ret i32 %i |
| } |
| |
| |
| ; int write_read{,_static,_static_undef}_global(void) { |
| ; Gint{,static,_static_undef}1 = 7; |
| ; return Gint1; |
| ; } |
| ; void write{,_static,_static_undef}_global(void) { |
| ; Gint{,static,_static_undef}2 = 7; |
| ; } |
| ; int read{,_static,_static_undef}_global(void) { |
| ; return Gint{,static,_static_undef}2; |
| ; } |
| ; |
| ; FIXME: We could replace these loads. |
| define i32 @write_read_global() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@write_read_global |
| ; TUNIT-SAME: () #[[ATTR3]] { |
| ; TUNIT-NEXT: store i32 7, ptr @Gint1, align 4 |
| ; TUNIT-NEXT: [[L:%.*]] = load i32, ptr @Gint1, align 4 |
| ; TUNIT-NEXT: ret i32 [[L]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@write_read_global |
| ; CGSCC-SAME: () #[[ATTR5]] { |
| ; CGSCC-NEXT: store i32 7, ptr @Gint1, align 4 |
| ; CGSCC-NEXT: [[L:%.*]] = load i32, ptr @Gint1, align 4 |
| ; CGSCC-NEXT: ret i32 [[L]] |
| ; |
| store i32 7, ptr @Gint1 |
| %l = load i32, ptr @Gint1 |
| ret i32 %l |
| } |
| define void @write_global() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@write_global |
| ; TUNIT-SAME: () #[[ATTR5]] { |
| ; TUNIT-NEXT: store i32 7, ptr @Gint2, align 4 |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; CGSCC-LABEL: define {{[^@]+}}@write_global |
| ; CGSCC-SAME: () #[[ATTR6]] { |
| ; CGSCC-NEXT: store i32 7, ptr @Gint2, align 4 |
| ; CGSCC-NEXT: ret void |
| ; |
| store i32 7, ptr @Gint2 |
| ret void |
| } |
| define i32 @read_global() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read) |
| ; TUNIT-LABEL: define {{[^@]+}}@read_global |
| ; TUNIT-SAME: () #[[ATTR6]] { |
| ; TUNIT-NEXT: [[L:%.*]] = load i32, ptr @Gint2, align 4 |
| ; TUNIT-NEXT: ret i32 [[L]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read) |
| ; CGSCC-LABEL: define {{[^@]+}}@read_global |
| ; CGSCC-SAME: () #[[ATTR7]] { |
| ; CGSCC-NEXT: [[L:%.*]] = load i32, ptr @Gint2, align 4 |
| ; CGSCC-NEXT: ret i32 [[L]] |
| ; |
| %l = load i32, ptr @Gint2 |
| ret i32 %l |
| } |
| define i32 @write_read_static_global() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@write_read_static_global |
| ; TUNIT-SAME: () #[[ATTR5]] { |
| ; TUNIT-NEXT: ret i32 7 |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; CGSCC-LABEL: define {{[^@]+}}@write_read_static_global |
| ; CGSCC-SAME: () #[[ATTR6]] { |
| ; CGSCC-NEXT: ret i32 7 |
| ; |
| store i32 7, ptr @Gstatic_int1 |
| %l = load i32, ptr @Gstatic_int1 |
| ret i32 %l |
| } |
| define void @write_static_global() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@write_static_global |
| ; TUNIT-SAME: () #[[ATTR5]] { |
| ; TUNIT-NEXT: store i32 7, ptr @Gstatic_int2, align 4 |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; CGSCC-LABEL: define {{[^@]+}}@write_static_global |
| ; CGSCC-SAME: () #[[ATTR6]] { |
| ; CGSCC-NEXT: store i32 7, ptr @Gstatic_int2, align 4 |
| ; CGSCC-NEXT: ret void |
| ; |
| store i32 7, ptr @Gstatic_int2 |
| ret void |
| } |
| define i32 @read_static_global() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read) |
| ; TUNIT-LABEL: define {{[^@]+}}@read_static_global |
| ; TUNIT-SAME: () #[[ATTR6]] { |
| ; TUNIT-NEXT: [[L:%.*]] = load i32, ptr @Gstatic_int2, align 4 |
| ; TUNIT-NEXT: ret i32 [[L]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read) |
| ; CGSCC-LABEL: define {{[^@]+}}@read_static_global |
| ; CGSCC-SAME: () #[[ATTR7]] { |
| ; CGSCC-NEXT: [[L:%.*]] = load i32, ptr @Gstatic_int2, align 4 |
| ; CGSCC-NEXT: ret i32 [[L]] |
| ; |
| %l = load i32, ptr @Gstatic_int2 |
| ret i32 %l |
| } |
| define i32 @write_read_static_undef_global() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@write_read_static_undef_global |
| ; TUNIT-SAME: () #[[ATTR5]] { |
| ; TUNIT-NEXT: ret i32 7 |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; CGSCC-LABEL: define {{[^@]+}}@write_read_static_undef_global |
| ; CGSCC-SAME: () #[[ATTR6]] { |
| ; CGSCC-NEXT: ret i32 7 |
| ; |
| store i32 7, ptr @Gstatic_undef_int1 |
| %l = load i32, ptr @Gstatic_undef_int1 |
| ret i32 %l |
| } |
| define void @write_static_undef_global() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@write_static_undef_global |
| ; TUNIT-SAME: () #[[ATTR5]] { |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write) |
| ; CGSCC-LABEL: define {{[^@]+}}@write_static_undef_global |
| ; CGSCC-SAME: () #[[ATTR6]] { |
| ; CGSCC-NEXT: store i32 7, ptr @Gstatic_undef_int2, align 4 |
| ; CGSCC-NEXT: ret void |
| ; |
| store i32 7, ptr @Gstatic_undef_int2 |
| ret void |
| } |
| define i32 @read_static_undef_global() { |
| ; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) |
| ; CHECK-LABEL: define {{[^@]+}}@read_static_undef_global |
| ; CHECK-SAME: () #[[ATTR4]] { |
| ; CHECK-NEXT: ret i32 7 |
| ; |
| %l = load i32, ptr @Gstatic_undef_int2 |
| ret i32 %l |
| } |
| |
| define i32 @single_read_of_static_global() { |
| ; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) |
| ; CHECK-LABEL: define {{[^@]+}}@single_read_of_static_global |
| ; CHECK-SAME: () #[[ATTR4]] { |
| ; CHECK-NEXT: ret i32 0 |
| ; |
| %l = load i32, ptr @Gstatic_int3 |
| ret i32 %l |
| } |
| |
| define i8 @phi_store() { |
| ; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) |
| ; CHECK-LABEL: define {{[^@]+}}@phi_store |
| ; CHECK-SAME: () #[[ATTR4]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[A:%.*]] = alloca i16, align 2 |
| ; CHECK-NEXT: br label [[LOOP:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[P:%.*]] = phi ptr [ [[A]], [[ENTRY:%.*]] ], [ [[G:%.*]], [[LOOP]] ] |
| ; CHECK-NEXT: [[I:%.*]] = phi i8 [ 0, [[ENTRY]] ], [ [[O:%.*]], [[LOOP]] ] |
| ; CHECK-NEXT: store i8 1, ptr [[P]], align 1 |
| ; CHECK-NEXT: [[G]] = getelementptr i8, ptr [[P]], i64 1 |
| ; CHECK-NEXT: [[O]] = add nsw i8 [[I]], 1 |
| ; CHECK-NEXT: [[C:%.*]] = icmp eq i8 [[O]], 2 |
| ; CHECK-NEXT: br i1 [[C]], label [[END:%.*]], label [[LOOP]] |
| ; CHECK: end: |
| ; CHECK-NEXT: [[S:%.*]] = getelementptr i8, ptr [[A]], i64 1 |
| ; CHECK-NEXT: [[L:%.*]] = load i8, ptr [[S]], align 1 |
| ; CHECK-NEXT: ret i8 [[L]] |
| ; |
| entry: |
| %a = alloca i16 |
| br label %loop |
| loop: |
| %p = phi ptr [%a, %entry], [%g, %loop] |
| %i = phi i8 [0, %entry], [%o, %loop] |
| store i8 1, ptr %p |
| %g = getelementptr i8, ptr %p, i64 1 |
| %o = add nsw i8 %i, 1 |
| %c = icmp eq i8 %o, 2 |
| br i1 %c, label %end, label %loop |
| end: |
| %s = getelementptr i8, ptr %a, i64 1 |
| %l = load i8, ptr %s |
| ret i8 %l |
| } |
| |
| ; FIXME: This function returns 1. |
| define i8 @phi_no_store_1() { |
| ; |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@phi_no_store_1 |
| ; TUNIT-SAME: () #[[ATTR3]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: br label [[LOOP:%.*]] |
| ; TUNIT: loop: |
| ; TUNIT-NEXT: [[P:%.*]] = phi ptr [ @a1, [[ENTRY:%.*]] ], [ [[G:%.*]], [[LOOP]] ] |
| ; TUNIT-NEXT: [[I:%.*]] = phi i8 [ 0, [[ENTRY]] ], [ [[O:%.*]], [[LOOP]] ] |
| ; TUNIT-NEXT: store i8 1, ptr [[P]], align 1 |
| ; TUNIT-NEXT: [[G]] = getelementptr i8, ptr [[P]], i64 1 |
| ; TUNIT-NEXT: [[O]] = add nsw i8 [[I]], 1 |
| ; TUNIT-NEXT: [[C:%.*]] = icmp eq i8 [[O]], 3 |
| ; TUNIT-NEXT: br i1 [[C]], label [[END:%.*]], label [[LOOP]] |
| ; TUNIT: end: |
| ; TUNIT-NEXT: [[S11:%.*]] = getelementptr i8, ptr @a1, i64 2 |
| ; TUNIT-NEXT: [[L11:%.*]] = load i8, ptr [[S11]], align 2 |
| ; TUNIT-NEXT: [[S12:%.*]] = getelementptr i8, ptr @a1, i64 3 |
| ; TUNIT-NEXT: [[L12:%.*]] = load i8, ptr [[S12]], align 1 |
| ; TUNIT-NEXT: [[ADD:%.*]] = add i8 [[L11]], [[L12]] |
| ; TUNIT-NEXT: ret i8 [[ADD]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@phi_no_store_1 |
| ; CGSCC-SAME: () #[[ATTR5]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: br label [[LOOP:%.*]] |
| ; CGSCC: loop: |
| ; CGSCC-NEXT: [[P:%.*]] = phi ptr [ @a1, [[ENTRY:%.*]] ], [ [[G:%.*]], [[LOOP]] ] |
| ; CGSCC-NEXT: [[I:%.*]] = phi i8 [ 0, [[ENTRY]] ], [ [[O:%.*]], [[LOOP]] ] |
| ; CGSCC-NEXT: store i8 1, ptr [[P]], align 1 |
| ; CGSCC-NEXT: [[G]] = getelementptr i8, ptr [[P]], i64 1 |
| ; CGSCC-NEXT: [[O]] = add nsw i8 [[I]], 1 |
| ; CGSCC-NEXT: [[C:%.*]] = icmp eq i8 [[O]], 3 |
| ; CGSCC-NEXT: br i1 [[C]], label [[END:%.*]], label [[LOOP]] |
| ; CGSCC: end: |
| ; CGSCC-NEXT: [[S11:%.*]] = getelementptr i8, ptr @a1, i64 2 |
| ; CGSCC-NEXT: [[L11:%.*]] = load i8, ptr [[S11]], align 2 |
| ; CGSCC-NEXT: [[S12:%.*]] = getelementptr i8, ptr @a1, i64 3 |
| ; CGSCC-NEXT: [[L12:%.*]] = load i8, ptr [[S12]], align 1 |
| ; CGSCC-NEXT: [[ADD:%.*]] = add i8 [[L11]], [[L12]] |
| ; CGSCC-NEXT: ret i8 [[ADD]] |
| ; |
| entry: |
| br label %loop |
| loop: |
| %p = phi ptr [@a1, %entry], [%g, %loop] |
| %i = phi i8 [0, %entry], [%o, %loop] |
| store i8 1, ptr %p |
| %g = getelementptr i8, ptr %p, i64 1 |
| %o = add nsw i8 %i, 1 |
| %c = icmp eq i8 %o, 3 |
| br i1 %c, label %end, label %loop |
| end: |
| %s11 = getelementptr i8, ptr @a1, i64 2 |
| %l11 = load i8, ptr %s11 |
| %s12 = getelementptr i8, ptr @a1, i64 3 |
| %l12 = load i8, ptr %s12 |
| %add = add i8 %l11, %l12 |
| ret i8 %add |
| } |
| |
| ; FIXME: This function returns 1. |
| define i8 @phi_no_store_2() { |
| ; |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@phi_no_store_2 |
| ; TUNIT-SAME: () #[[ATTR3]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: br label [[LOOP:%.*]] |
| ; TUNIT: loop: |
| ; TUNIT-NEXT: [[P:%.*]] = phi ptr [ @a2, [[ENTRY:%.*]] ], [ [[G:%.*]], [[LOOP]] ] |
| ; TUNIT-NEXT: [[I:%.*]] = phi i8 [ 0, [[ENTRY]] ], [ [[O:%.*]], [[LOOP]] ] |
| ; TUNIT-NEXT: store i8 1, ptr [[P]], align 1 |
| ; TUNIT-NEXT: [[G]] = getelementptr i8, ptr @a2, i64 2 |
| ; TUNIT-NEXT: [[O]] = add nsw i8 [[I]], 1 |
| ; TUNIT-NEXT: [[C:%.*]] = icmp eq i8 [[O]], 7 |
| ; TUNIT-NEXT: br i1 [[C]], label [[END:%.*]], label [[LOOP]] |
| ; TUNIT: end: |
| ; TUNIT-NEXT: [[S21:%.*]] = getelementptr i8, ptr @a2, i64 2 |
| ; TUNIT-NEXT: [[L21:%.*]] = load i8, ptr [[S21]], align 2 |
| ; TUNIT-NEXT: [[S22:%.*]] = getelementptr i8, ptr @a2, i64 3 |
| ; TUNIT-NEXT: [[L22:%.*]] = load i8, ptr [[S22]], align 1 |
| ; TUNIT-NEXT: [[ADD:%.*]] = add i8 [[L21]], [[L22]] |
| ; TUNIT-NEXT: ret i8 [[ADD]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@phi_no_store_2 |
| ; CGSCC-SAME: () #[[ATTR5]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: br label [[LOOP:%.*]] |
| ; CGSCC: loop: |
| ; CGSCC-NEXT: [[P:%.*]] = phi ptr [ @a2, [[ENTRY:%.*]] ], [ [[G:%.*]], [[LOOP]] ] |
| ; CGSCC-NEXT: [[I:%.*]] = phi i8 [ 0, [[ENTRY]] ], [ [[O:%.*]], [[LOOP]] ] |
| ; CGSCC-NEXT: store i8 1, ptr [[P]], align 1 |
| ; CGSCC-NEXT: [[G]] = getelementptr i8, ptr @a2, i64 2 |
| ; CGSCC-NEXT: [[O]] = add nsw i8 [[I]], 1 |
| ; CGSCC-NEXT: [[C:%.*]] = icmp eq i8 [[O]], 7 |
| ; CGSCC-NEXT: br i1 [[C]], label [[END:%.*]], label [[LOOP]] |
| ; CGSCC: end: |
| ; CGSCC-NEXT: [[S21:%.*]] = getelementptr i8, ptr @a2, i64 2 |
| ; CGSCC-NEXT: [[L21:%.*]] = load i8, ptr [[S21]], align 2 |
| ; CGSCC-NEXT: [[S22:%.*]] = getelementptr i8, ptr @a2, i64 3 |
| ; CGSCC-NEXT: [[L22:%.*]] = load i8, ptr [[S22]], align 1 |
| ; CGSCC-NEXT: [[ADD:%.*]] = add i8 [[L21]], [[L22]] |
| ; CGSCC-NEXT: ret i8 [[ADD]] |
| ; |
| entry: |
| br label %loop |
| loop: |
| %p = phi ptr [@a2, %entry], [%g, %loop] |
| %i = phi i8 [0, %entry], [%o, %loop] |
| store i8 1, ptr %p |
| %g = getelementptr i8, ptr @a2, i64 2 |
| %o = add nsw i8 %i, 1 |
| %c = icmp eq i8 %o, 7 |
| br i1 %c, label %end, label %loop |
| end: |
| %s21 = getelementptr i8, ptr @a2, i64 2 |
| %l21 = load i8, ptr %s21 |
| %s22 = getelementptr i8, ptr @a2, i64 3 |
| %l22 = load i8, ptr %s22 |
| %add = add i8 %l21, %l22 |
| ret i8 %add |
| } |
| |
| define i8 @phi_no_store_3() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@phi_no_store_3 |
| ; TUNIT-SAME: () #[[ATTR3]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[S30:%.*]] = getelementptr i8, ptr @a3, i64 3 |
| ; TUNIT-NEXT: store i8 0, ptr [[S30]], align 1 |
| ; TUNIT-NEXT: br label [[LOOP:%.*]] |
| ; TUNIT: loop: |
| ; TUNIT-NEXT: [[P:%.*]] = phi ptr [ @a3, [[ENTRY:%.*]] ], [ [[G:%.*]], [[LOOP]] ] |
| ; TUNIT-NEXT: [[I:%.*]] = phi i8 [ 0, [[ENTRY]] ], [ [[O:%.*]], [[LOOP]] ] |
| ; TUNIT-NEXT: store i8 1, ptr [[P]], align 1 |
| ; TUNIT-NEXT: [[G]] = getelementptr i8, ptr @a3, i64 2 |
| ; TUNIT-NEXT: [[O]] = add nsw i8 [[I]], 1 |
| ; TUNIT-NEXT: [[C:%.*]] = icmp eq i8 [[O]], 7 |
| ; TUNIT-NEXT: br i1 [[C]], label [[END:%.*]], label [[LOOP]] |
| ; TUNIT: end: |
| ; TUNIT-NEXT: [[S31:%.*]] = getelementptr i8, ptr @a3, i64 2 |
| ; TUNIT-NEXT: [[L31:%.*]] = load i8, ptr [[S31]], align 2 |
| ; TUNIT-NEXT: [[S32:%.*]] = getelementptr i8, ptr @a3, i64 3 |
| ; TUNIT-NEXT: [[L32:%.*]] = load i8, ptr [[S32]], align 1 |
| ; TUNIT-NEXT: [[ADD:%.*]] = add i8 [[L31]], [[L32]] |
| ; TUNIT-NEXT: [[S34:%.*]] = getelementptr i8, ptr @a3, i64 4 |
| ; TUNIT-NEXT: [[L34:%.*]] = load i8, ptr [[S34]], align 4 |
| ; TUNIT-NEXT: [[ADD2:%.*]] = add i8 [[ADD]], [[L34]] |
| ; TUNIT-NEXT: ret i8 [[ADD2]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@phi_no_store_3 |
| ; CGSCC-SAME: () #[[ATTR5]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[S30:%.*]] = getelementptr i8, ptr @a3, i64 3 |
| ; CGSCC-NEXT: store i8 0, ptr [[S30]], align 1 |
| ; CGSCC-NEXT: br label [[LOOP:%.*]] |
| ; CGSCC: loop: |
| ; CGSCC-NEXT: [[P:%.*]] = phi ptr [ @a3, [[ENTRY:%.*]] ], [ [[G:%.*]], [[LOOP]] ] |
| ; CGSCC-NEXT: [[I:%.*]] = phi i8 [ 0, [[ENTRY]] ], [ [[O:%.*]], [[LOOP]] ] |
| ; CGSCC-NEXT: store i8 1, ptr [[P]], align 1 |
| ; CGSCC-NEXT: [[G]] = getelementptr i8, ptr @a3, i64 2 |
| ; CGSCC-NEXT: [[O]] = add nsw i8 [[I]], 1 |
| ; CGSCC-NEXT: [[C:%.*]] = icmp eq i8 [[O]], 7 |
| ; CGSCC-NEXT: br i1 [[C]], label [[END:%.*]], label [[LOOP]] |
| ; CGSCC: end: |
| ; CGSCC-NEXT: [[S31:%.*]] = getelementptr i8, ptr @a3, i64 2 |
| ; CGSCC-NEXT: [[L31:%.*]] = load i8, ptr [[S31]], align 2 |
| ; CGSCC-NEXT: [[S32:%.*]] = getelementptr i8, ptr @a3, i64 3 |
| ; CGSCC-NEXT: [[L32:%.*]] = load i8, ptr [[S32]], align 1 |
| ; CGSCC-NEXT: [[ADD:%.*]] = add i8 [[L31]], [[L32]] |
| ; CGSCC-NEXT: [[S34:%.*]] = getelementptr i8, ptr @a3, i64 4 |
| ; CGSCC-NEXT: [[L34:%.*]] = load i8, ptr [[S34]], align 4 |
| ; CGSCC-NEXT: [[ADD2:%.*]] = add i8 [[ADD]], [[L34]] |
| ; CGSCC-NEXT: ret i8 [[ADD2]] |
| ; |
| entry: |
| %s30 = getelementptr i8, ptr @a3, i64 3 |
| store i8 0, ptr %s30 |
| br label %loop |
| loop: |
| %p = phi ptr [@a3, %entry], [%g, %loop] |
| %i = phi i8 [0, %entry], [%o, %loop] |
| store i8 1, ptr %p |
| %g = getelementptr i8, ptr @a3, i64 2 |
| %o = add nsw i8 %i, 1 |
| %c = icmp eq i8 %o, 7 |
| br i1 %c, label %end, label %loop |
| end: |
| %s31 = getelementptr i8, ptr @a3, i64 2 |
| %l31 = load i8, ptr %s31 |
| %s32 = getelementptr i8, ptr @a3, i64 3 |
| %l32 = load i8, ptr %s32 |
| %add = add i8 %l31, %l32 |
| %s34 = getelementptr i8, ptr @a3, i64 4 |
| %l34 = load i8, ptr %s34 |
| %add2 = add i8 %add, %l34 |
| ret i8 %add2 |
| } |
| |
| define i8 @cast_and_load_1() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@cast_and_load_1 |
| ; TUNIT-SAME: () #[[ATTR3]] { |
| ; TUNIT-NEXT: store i32 42, ptr @bytes1, align 4 |
| ; TUNIT-NEXT: [[L:%.*]] = load i8, ptr @bytes1, align 4 |
| ; TUNIT-NEXT: ret i8 [[L]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@cast_and_load_1 |
| ; CGSCC-SAME: () #[[ATTR5]] { |
| ; CGSCC-NEXT: store i32 42, ptr @bytes1, align 4 |
| ; CGSCC-NEXT: [[L:%.*]] = load i8, ptr @bytes1, align 4 |
| ; CGSCC-NEXT: ret i8 [[L]] |
| ; |
| store i32 42, ptr @bytes1 |
| %l = load i8, ptr @bytes1 |
| ret i8 %l |
| } |
| |
| define i64 @cast_and_load_2() { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@cast_and_load_2 |
| ; TUNIT-SAME: () #[[ATTR3]] { |
| ; TUNIT-NEXT: store i32 42, ptr @bytes2, align 4 |
| ; TUNIT-NEXT: [[L:%.*]] = load i64, ptr @bytes2, align 4 |
| ; TUNIT-NEXT: ret i64 [[L]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@cast_and_load_2 |
| ; CGSCC-SAME: () #[[ATTR5]] { |
| ; CGSCC-NEXT: store i32 42, ptr @bytes2, align 4 |
| ; CGSCC-NEXT: [[L:%.*]] = load i64, ptr @bytes2, align 4 |
| ; CGSCC-NEXT: ret i64 [[L]] |
| ; |
| store i32 42, ptr @bytes2 |
| %l = load i64, ptr @bytes2 |
| ret i64 %l |
| } |
| |
| define void @recursive_load_store(i64 %N, i32 %v) { |
| ; |
| ; TUNIT: Function Attrs: nofree norecurse nosync nounwind memory(write) |
| ; TUNIT-LABEL: define {{[^@]+}}@recursive_load_store |
| ; TUNIT-SAME: (i64 [[N:%.*]], i32 [[V:%.*]]) #[[ATTR7:[0-9]+]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: br label [[FOR_COND:%.*]] |
| ; TUNIT: for.cond: |
| ; TUNIT-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY:%.*]] ], [ 0, [[ENTRY:%.*]] ] |
| ; TUNIT-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV]], [[N]] |
| ; TUNIT-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END:%.*]] |
| ; TUNIT: for.body: |
| ; TUNIT-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND]] |
| ; TUNIT: for.end: |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: nofree norecurse nosync nounwind memory(write) |
| ; CGSCC-LABEL: define {{[^@]+}}@recursive_load_store |
| ; CGSCC-SAME: (i64 [[N:%.*]], i32 [[V:%.*]]) #[[ATTR8:[0-9]+]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: br label [[FOR_COND:%.*]] |
| ; CGSCC: for.cond: |
| ; CGSCC-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY:%.*]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CGSCC-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV]], [[N]] |
| ; CGSCC-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END:%.*]] |
| ; CGSCC: for.body: |
| ; CGSCC-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND]] |
| ; CGSCC: for.end: |
| ; CGSCC-NEXT: ret void |
| ; |
| entry: |
| store i32 %v, ptr @rec_storage |
| br label %for.cond |
| |
| for.cond: |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %exitcond = icmp ne i64 %indvars.iv, %N |
| br i1 %exitcond, label %for.body, label %for.end |
| |
| for.body: |
| %ll = load i32, ptr @rec_storage |
| store i32 %ll, ptr @rec_storage |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| br label %for.cond |
| |
| for.end: |
| %lr = load i32, ptr @rec_storage |
| store i32 %lr, ptr @rec_storage |
| ret void |
| } |
| |
| define dso_local i32 @round_trip_malloc(i32 %x) { |
| ; CHECK-LABEL: define {{[^@]+}}@round_trip_malloc |
| ; CHECK-SAME: (i32 returned [[X:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CALL_H2S:%.*]] = alloca i8, i64 4, align 1 |
| ; CHECK-NEXT: store i32 [[X]], ptr [[CALL_H2S]], align 4 |
| ; CHECK-NEXT: ret i32 [[X]] |
| ; |
| entry: |
| %call = call noalias ptr @malloc(i64 4) norecurse |
| store i32 %x, ptr %call, align 4 |
| %0 = load i32, ptr %call, align 4 |
| call void @free(ptr %call) norecurse |
| ret i32 %0 |
| } |
| |
| define dso_local i32 @round_trip_malloc_constant() { |
| ; CHECK-LABEL: define {{[^@]+}}@round_trip_malloc_constant() { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: ret i32 7 |
| ; |
| entry: |
| %call = call noalias ptr @malloc(i64 4) norecurse |
| store i32 7, ptr %call, align 4 |
| %0 = load i32, ptr %call, align 4 |
| call void @free(ptr %call) norecurse |
| ret i32 %0 |
| } |
| |
| declare noalias ptr @malloc(i64) allockind("alloc,uninitialized") allocsize(0) "alloc-family"="malloc" |
| |
| declare void @free(ptr) allockind("free") "alloc-family"="malloc" |
| |
| define dso_local i32 @conditional_malloc(i32 %x) { |
| ; CHECK-LABEL: define {{[^@]+}}@conditional_malloc |
| ; CHECK-SAME: (i32 returned [[X:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CALL_H2S:%.*]] = alloca i8, i64 4, align 1 |
| ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[X]], 0 |
| ; CHECK-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] |
| ; CHECK: if.then: |
| ; CHECK-NEXT: store i32 [[X]], ptr [[CALL_H2S]], align 4 |
| ; CHECK-NEXT: br label [[IF_END]] |
| ; CHECK: if.end: |
| ; CHECK-NEXT: ret i32 [[X]] |
| ; |
| entry: |
| %call = call noalias ptr @malloc(i64 4) norecurse |
| %tobool = icmp ne i32 %x, 0 |
| br i1 %tobool, label %if.then, label %if.end |
| |
| if.then: ; preds = %entry |
| store i32 %x, ptr %call, align 4 |
| br label %if.end |
| |
| if.end: ; preds = %if.then, %entry |
| %0 = load i32, ptr %call, align 4 |
| ret i32 %0 |
| } |
| |
| define dso_local i32 @round_trip_calloc(i32 %x) { |
| ; CHECK-LABEL: define {{[^@]+}}@round_trip_calloc |
| ; CHECK-SAME: (i32 returned [[X:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CALL_H2S:%.*]] = alloca i8, i64 4, align 1 |
| ; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr [[CALL_H2S]], i8 0, i64 4, i1 false) |
| ; CHECK-NEXT: store i32 [[X]], ptr [[CALL_H2S]], align 4 |
| ; CHECK-NEXT: ret i32 [[X]] |
| ; |
| entry: |
| %call = call noalias ptr @calloc(i64 4, i64 1) norecurse |
| store i32 %x, ptr %call, align 4 |
| %0 = load i32, ptr %call, align 4 |
| ret i32 %0 |
| } |
| |
| define dso_local i32 @round_trip_calloc_constant() { |
| ; CHECK-LABEL: define {{[^@]+}}@round_trip_calloc_constant() { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CALL_H2S:%.*]] = alloca i8, i64 4, align 1 |
| ; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr [[CALL_H2S]], i8 0, i64 4, i1 false) |
| ; CHECK-NEXT: ret i32 11 |
| ; |
| entry: |
| %call = call noalias ptr @calloc(i64 4, i64 1) norecurse |
| store i32 11, ptr %call, align 4 |
| %0 = load i32, ptr %call, align 4 |
| ret i32 %0 |
| } |
| |
| declare noalias ptr @calloc(i64, i64) allockind("alloc,zeroed") allocsize(0, 1) "alloc-family"="malloc" |
| |
| define dso_local i32 @conditional_calloc(i32 %x) { |
| ; CHECK-LABEL: define {{[^@]+}}@conditional_calloc |
| ; CHECK-SAME: (i32 [[X:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CALL_H2S:%.*]] = alloca i8, i64 4, align 1 |
| ; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr [[CALL_H2S]], i8 0, i64 4, i1 false) |
| ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[X]], 0 |
| ; CHECK-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] |
| ; CHECK: if.then: |
| ; CHECK-NEXT: store i32 [[X]], ptr [[CALL_H2S]], align 4 |
| ; CHECK-NEXT: br label [[IF_END]] |
| ; CHECK: if.end: |
| ; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[CALL_H2S]], align 4 |
| ; CHECK-NEXT: ret i32 [[TMP0]] |
| ; |
| entry: |
| %call = call noalias ptr @calloc(i64 1, i64 4) norecurse |
| %tobool = icmp ne i32 %x, 0 |
| br i1 %tobool, label %if.end, label %if.then |
| |
| if.then: ; preds = %entry |
| store i32 %x, ptr %call, align 4 |
| br label %if.end |
| |
| if.end: ; preds = %if.then, %entry |
| %0 = load i32, ptr %call, align 4 |
| call void @free(ptr %call) norecurse |
| ret i32 %0 |
| } |
| |
| define dso_local i32 @conditional_calloc_zero(i1 %c) { |
| ; CHECK-LABEL: define {{[^@]+}}@conditional_calloc_zero |
| ; CHECK-SAME: (i1 [[C:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CALL_H2S:%.*]] = alloca i8, i64 4, align 1 |
| ; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr [[CALL_H2S]], i8 0, i64 4, i1 false) |
| ; CHECK-NEXT: br i1 [[C]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] |
| ; CHECK: if.then: |
| ; CHECK-NEXT: br label [[IF_END]] |
| ; CHECK: if.end: |
| ; CHECK-NEXT: ret i32 0 |
| ; |
| entry: |
| %call = call noalias ptr @calloc(i64 1, i64 4) norecurse |
| br i1 %c, label %if.end, label %if.then |
| |
| if.then: ; preds = %entry |
| store i32 0, ptr %call, align 4 |
| br label %if.end |
| |
| if.end: ; preds = %if.then, %entry |
| %0 = load i32, ptr %call, align 4 |
| call void @free(ptr %call) norecurse |
| ret i32 %0 |
| } |
| |
| define dso_local ptr @malloc_like(i32 %s) { |
| ; TUNIT-LABEL: define {{[^@]+}}@malloc_like |
| ; TUNIT-SAME: (i32 [[S:%.*]]) { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[CONV:%.*]] = sext i32 [[S]] to i64 |
| ; TUNIT-NEXT: [[CALL:%.*]] = call noalias ptr @malloc(i64 [[CONV]]) #[[ATTR20:[0-9]+]] |
| ; TUNIT-NEXT: ret ptr [[CALL]] |
| ; |
| ; CGSCC-LABEL: define {{[^@]+}}@malloc_like |
| ; CGSCC-SAME: (i32 [[S:%.*]]) { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[CONV:%.*]] = sext i32 [[S]] to i64 |
| ; CGSCC-NEXT: [[CALL:%.*]] = call noalias ptr @malloc(i64 [[CONV]]) #[[ATTR23:[0-9]+]] |
| ; CGSCC-NEXT: ret ptr [[CALL]] |
| ; |
| entry: |
| %conv = sext i32 %s to i64 |
| %call = call noalias ptr @malloc(i64 %conv) norecurse |
| ret ptr %call |
| } |
| |
| define dso_local i32 @round_trip_malloc_like(i32 %x) { |
| ; TUNIT-LABEL: define {{[^@]+}}@round_trip_malloc_like |
| ; TUNIT-SAME: (i32 [[X:%.*]]) { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[CALL:%.*]] = call noalias ptr @malloc_like(i32 noundef 4) #[[ATTR20]] |
| ; TUNIT-NEXT: store i32 [[X]], ptr [[CALL]], align 4 |
| ; TUNIT-NEXT: [[TMP0:%.*]] = load i32, ptr [[CALL]], align 4 |
| ; TUNIT-NEXT: call void @free(ptr noundef nonnull align 4 dereferenceable(4) [[CALL]]) #[[ATTR20]] |
| ; TUNIT-NEXT: ret i32 [[TMP0]] |
| ; |
| ; CGSCC-LABEL: define {{[^@]+}}@round_trip_malloc_like |
| ; CGSCC-SAME: (i32 [[X:%.*]]) { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[CALL:%.*]] = call noalias ptr @malloc_like(i32 noundef 4) #[[ATTR23]] |
| ; CGSCC-NEXT: store i32 [[X]], ptr [[CALL]], align 4 |
| ; CGSCC-NEXT: [[TMP0:%.*]] = load i32, ptr [[CALL]], align 4 |
| ; CGSCC-NEXT: call void @free(ptr noundef nonnull align 4 dereferenceable(4) [[CALL]]) #[[ATTR23]] |
| ; CGSCC-NEXT: ret i32 [[TMP0]] |
| ; |
| entry: |
| %call = call ptr @malloc_like(i32 4) norecurse |
| store i32 %x, ptr %call, align 4 |
| %0 = load i32, ptr %call, align 4 |
| call void @free(ptr %call) norecurse |
| ret i32 %0 |
| } |
| |
| define dso_local i32 @round_trip_unknown_alloc(i32 %x) { |
| ; TUNIT-LABEL: define {{[^@]+}}@round_trip_unknown_alloc |
| ; TUNIT-SAME: (i32 [[X:%.*]]) { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[CALL:%.*]] = call noalias ptr @unknown_alloc(i32 noundef 4) #[[ATTR20]] |
| ; TUNIT-NEXT: store i32 [[X]], ptr [[CALL]], align 4 |
| ; TUNIT-NEXT: [[TMP0:%.*]] = load i32, ptr [[CALL]], align 4 |
| ; TUNIT-NEXT: call void @free(ptr noundef nonnull align 4 dereferenceable(4) [[CALL]]) #[[ATTR20]] |
| ; TUNIT-NEXT: ret i32 [[TMP0]] |
| ; |
| ; CGSCC-LABEL: define {{[^@]+}}@round_trip_unknown_alloc |
| ; CGSCC-SAME: (i32 [[X:%.*]]) { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[CALL:%.*]] = call noalias ptr @unknown_alloc(i32 noundef 4) #[[ATTR23]] |
| ; CGSCC-NEXT: store i32 [[X]], ptr [[CALL]], align 4 |
| ; CGSCC-NEXT: [[TMP0:%.*]] = load i32, ptr [[CALL]], align 4 |
| ; CGSCC-NEXT: call void @free(ptr noundef nonnull align 4 dereferenceable(4) [[CALL]]) #[[ATTR23]] |
| ; CGSCC-NEXT: ret i32 [[TMP0]] |
| ; |
| entry: |
| %call = call ptr @unknown_alloc(i32 4) norecurse |
| store i32 %x, ptr %call, align 4 |
| %0 = load i32, ptr %call, align 4 |
| call void @free(ptr %call) norecurse |
| ret i32 %0 |
| } |
| |
| declare noalias ptr @unknown_alloc(i32) |
| |
| define dso_local i32 @conditional_unknown_alloc(i32 %x) { |
| ; TUNIT-LABEL: define {{[^@]+}}@conditional_unknown_alloc |
| ; TUNIT-SAME: (i32 [[X:%.*]]) { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[CALL:%.*]] = call noalias ptr @unknown_alloc(i32 noundef 4) #[[ATTR20]] |
| ; TUNIT-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[X]], 0 |
| ; TUNIT-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] |
| ; TUNIT: if.then: |
| ; TUNIT-NEXT: store i32 [[X]], ptr [[CALL]], align 4 |
| ; TUNIT-NEXT: br label [[IF_END]] |
| ; TUNIT: if.end: |
| ; TUNIT-NEXT: [[TMP0:%.*]] = load i32, ptr [[CALL]], align 4 |
| ; TUNIT-NEXT: call void @free(ptr nonnull align 4 dereferenceable(4) [[CALL]]) #[[ATTR20]] |
| ; TUNIT-NEXT: ret i32 [[TMP0]] |
| ; |
| ; CGSCC-LABEL: define {{[^@]+}}@conditional_unknown_alloc |
| ; CGSCC-SAME: (i32 [[X:%.*]]) { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[CALL:%.*]] = call noalias ptr @unknown_alloc(i32 noundef 4) #[[ATTR23]] |
| ; CGSCC-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[X]], 0 |
| ; CGSCC-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] |
| ; CGSCC: if.then: |
| ; CGSCC-NEXT: store i32 [[X]], ptr [[CALL]], align 4 |
| ; CGSCC-NEXT: br label [[IF_END]] |
| ; CGSCC: if.end: |
| ; CGSCC-NEXT: [[TMP0:%.*]] = load i32, ptr [[CALL]], align 4 |
| ; CGSCC-NEXT: call void @free(ptr nonnull align 4 dereferenceable(4) [[CALL]]) #[[ATTR23]] |
| ; CGSCC-NEXT: ret i32 [[TMP0]] |
| ; |
| entry: |
| %call = call noalias ptr @unknown_alloc(i32 4) norecurse |
| %tobool = icmp ne i32 %x, 0 |
| br i1 %tobool, label %if.end, label %if.then |
| |
| if.then: ; preds = %entry |
| store i32 %x, ptr %call, align 4 |
| br label %if.end |
| |
| if.end: ; preds = %if.then, %entry |
| %0 = load i32, ptr %call, align 4 |
| call void @free(ptr %call) norecurse |
| ret i32 %0 |
| } |
| |
| %struct.STy = type { ptr, ptr, ptr } |
| |
| @global = internal global %struct.STy zeroinitializer, align 8 |
| |
| ; We mark %dst as writeonly and %src as readonly, that is (for now) all we can expect. |
| define dso_local void @test_nested_memory(ptr %dst, ptr %src) { |
| ; TUNIT-LABEL: define {{[^@]+}}@test_nested_memory |
| ; TUNIT-SAME: (ptr nocapture nofree writeonly [[DST:%.*]], ptr nocapture nofree readonly [[SRC:%.*]]) { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[CALL_H2S:%.*]] = alloca i8, i64 24, align 1 |
| ; TUNIT-NEXT: [[LOCAL:%.*]] = alloca [[STRUCT_STY:%.*]], align 8 |
| ; TUNIT-NEXT: [[INNER:%.*]] = getelementptr inbounds [[STRUCT_STY]], ptr [[LOCAL]], i64 0, i32 2 |
| ; TUNIT-NEXT: store ptr @global, ptr [[INNER]], align 8 |
| ; TUNIT-NEXT: store ptr [[DST]], ptr [[CALL_H2S]], align 8 |
| ; TUNIT-NEXT: [[SRC2:%.*]] = getelementptr inbounds i8, ptr [[CALL_H2S]], i64 8 |
| ; TUNIT-NEXT: store ptr [[SRC]], ptr [[SRC2]], align 8 |
| ; TUNIT-NEXT: store ptr [[CALL_H2S]], ptr getelementptr inbounds ([[STRUCT_STY]], ptr @global, i64 0, i32 2), align 8 |
| ; TUNIT-NEXT: [[TMP0:%.*]] = load ptr, ptr [[LOCAL]], align 8 |
| ; TUNIT-NEXT: [[LOCAL_0_1:%.*]] = getelementptr [[STRUCT_STY]], ptr [[LOCAL]], i64 0, i32 1 |
| ; TUNIT-NEXT: [[TMP1:%.*]] = load ptr, ptr [[LOCAL_0_1]], align 8 |
| ; TUNIT-NEXT: [[LOCAL_0_2:%.*]] = getelementptr [[STRUCT_STY]], ptr [[LOCAL]], i64 0, i32 2 |
| ; TUNIT-NEXT: [[TMP2:%.*]] = load ptr, ptr [[LOCAL_0_2]], align 8 |
| ; TUNIT-NEXT: call fastcc void @nested_memory_callee(ptr [[TMP0]], ptr [[TMP1]], ptr [[TMP2]]) #[[ATTR21:[0-9]+]] |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC-LABEL: define {{[^@]+}}@test_nested_memory |
| ; CGSCC-SAME: (ptr nofree [[DST:%.*]], ptr nofree [[SRC:%.*]]) { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[LOCAL:%.*]] = alloca [[STRUCT_STY:%.*]], align 8 |
| ; CGSCC-NEXT: [[INNER:%.*]] = getelementptr inbounds [[STRUCT_STY]], ptr [[LOCAL]], i64 0, i32 2 |
| ; CGSCC-NEXT: [[CALL:%.*]] = call noalias dereferenceable_or_null(24) ptr @malloc(i64 noundef 24) |
| ; CGSCC-NEXT: store ptr [[DST]], ptr [[CALL]], align 8 |
| ; CGSCC-NEXT: [[SRC2:%.*]] = getelementptr inbounds i8, ptr [[CALL]], i64 8 |
| ; CGSCC-NEXT: store ptr [[SRC]], ptr [[SRC2]], align 8 |
| ; CGSCC-NEXT: store ptr [[CALL]], ptr getelementptr inbounds ([[STRUCT_STY]], ptr @global, i64 0, i32 2), align 8 |
| ; CGSCC-NEXT: call fastcc void @nested_memory_callee(ptr nofree align 4294967296 undef, ptr nofree align 4294967296 undef, ptr nofree noundef nonnull align 8 dereferenceable(24) @global) #[[ATTR24:[0-9]+]] |
| ; CGSCC-NEXT: ret void |
| ; |
| entry: |
| %local = alloca %struct.STy, align 8 |
| %inner = getelementptr inbounds %struct.STy, ptr %local, i64 0, i32 2 |
| store ptr @global, ptr %inner, align 8 |
| %call = call noalias dereferenceable_or_null(24) ptr @malloc(i64 24) #4 |
| store ptr %dst, ptr %call, align 8 |
| %src2 = getelementptr inbounds i8, ptr %call, i64 8 |
| store ptr %src, ptr %src2, align 8 |
| store ptr %call, ptr getelementptr inbounds (%struct.STy, ptr @global, i64 0, i32 2), align 8 |
| call fastcc void @nested_memory_callee(ptr nonnull %local) |
| ret void |
| } |
| |
| define internal fastcc void @nested_memory_callee(ptr nocapture readonly %S) nofree norecurse nounwind uwtable { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn uwtable |
| ; TUNIT-LABEL: define {{[^@]+}}@nested_memory_callee |
| ; TUNIT-SAME: (ptr [[TMP0:%.*]], ptr [[TMP1:%.*]], ptr [[TMP2:%.*]]) #[[ATTR11:[0-9]+]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[S_PRIV:%.*]] = alloca [[STRUCT_STY:%.*]], align 8 |
| ; TUNIT-NEXT: store ptr [[TMP0]], ptr [[S_PRIV]], align 8 |
| ; TUNIT-NEXT: [[S_PRIV_0_1:%.*]] = getelementptr [[STRUCT_STY]], ptr [[S_PRIV]], i64 0, i32 1 |
| ; TUNIT-NEXT: store ptr [[TMP1]], ptr [[S_PRIV_0_1]], align 8 |
| ; TUNIT-NEXT: [[S_PRIV_0_2:%.*]] = getelementptr [[STRUCT_STY]], ptr [[S_PRIV]], i64 0, i32 2 |
| ; TUNIT-NEXT: store ptr [[TMP2]], ptr [[S_PRIV_0_2]], align 8 |
| ; TUNIT-NEXT: [[INNER:%.*]] = getelementptr inbounds [[STRUCT_STY]], ptr [[S_PRIV]], i64 0, i32 2 |
| ; TUNIT-NEXT: [[TMP3:%.*]] = load ptr, ptr [[INNER]], align 8 |
| ; TUNIT-NEXT: [[INNER1:%.*]] = getelementptr inbounds [[STRUCT_STY]], ptr [[TMP3]], i64 0, i32 2 |
| ; TUNIT-NEXT: [[TMP4:%.*]] = load ptr, ptr [[INNER1]], align 8 |
| ; TUNIT-NEXT: [[SRC:%.*]] = getelementptr inbounds [[STRUCT_STY]], ptr [[TMP4]], i64 0, i32 1 |
| ; TUNIT-NEXT: [[TMP5:%.*]] = load ptr, ptr [[SRC]], align 8 |
| ; TUNIT-NEXT: [[TMP6:%.*]] = load double, ptr [[TMP5]], align 8 |
| ; TUNIT-NEXT: [[CONV:%.*]] = fptrunc double [[TMP6]] to float |
| ; TUNIT-NEXT: [[TMP7:%.*]] = load ptr, ptr [[TMP4]], align 8 |
| ; TUNIT-NEXT: store float [[CONV]], ptr [[TMP7]], align 4 |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn uwtable |
| ; CGSCC-LABEL: define {{[^@]+}}@nested_memory_callee |
| ; CGSCC-SAME: (ptr nofree [[TMP0:%.*]], ptr nofree [[TMP1:%.*]], ptr nofree [[TMP2:%.*]]) #[[ATTR12:[0-9]+]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[S_PRIV:%.*]] = alloca [[STRUCT_STY:%.*]], align 8 |
| ; CGSCC-NEXT: store ptr [[TMP0]], ptr [[S_PRIV]], align 8 |
| ; CGSCC-NEXT: [[S_PRIV_0_1:%.*]] = getelementptr [[STRUCT_STY]], ptr [[S_PRIV]], i64 0, i32 1 |
| ; CGSCC-NEXT: store ptr [[TMP1]], ptr [[S_PRIV_0_1]], align 8 |
| ; CGSCC-NEXT: [[S_PRIV_0_2:%.*]] = getelementptr [[STRUCT_STY]], ptr [[S_PRIV]], i64 0, i32 2 |
| ; CGSCC-NEXT: store ptr [[TMP2]], ptr [[S_PRIV_0_2]], align 8 |
| ; CGSCC-NEXT: [[INNER:%.*]] = getelementptr inbounds [[STRUCT_STY]], ptr [[S_PRIV]], i64 0, i32 2 |
| ; CGSCC-NEXT: [[TMP3:%.*]] = load ptr, ptr [[INNER]], align 8 |
| ; CGSCC-NEXT: [[INNER1:%.*]] = getelementptr inbounds [[STRUCT_STY]], ptr [[TMP3]], i64 0, i32 2 |
| ; CGSCC-NEXT: [[TMP4:%.*]] = load ptr, ptr [[INNER1]], align 8 |
| ; CGSCC-NEXT: [[SRC:%.*]] = getelementptr inbounds [[STRUCT_STY]], ptr [[TMP4]], i64 0, i32 1 |
| ; CGSCC-NEXT: [[TMP5:%.*]] = load ptr, ptr [[SRC]], align 8 |
| ; CGSCC-NEXT: [[TMP6:%.*]] = load double, ptr [[TMP5]], align 8 |
| ; CGSCC-NEXT: [[CONV:%.*]] = fptrunc double [[TMP6]] to float |
| ; CGSCC-NEXT: [[TMP7:%.*]] = load ptr, ptr [[TMP4]], align 8 |
| ; CGSCC-NEXT: store float [[CONV]], ptr [[TMP7]], align 4 |
| ; CGSCC-NEXT: ret void |
| ; |
| entry: |
| %inner = getelementptr inbounds %struct.STy, ptr %S, i64 0, i32 2 |
| %0 = load ptr, ptr %inner, align 8 |
| %inner1 = getelementptr inbounds %struct.STy, ptr %0, i64 0, i32 2 |
| %1 = load ptr, ptr %inner1, align 8 |
| %src = getelementptr inbounds %struct.STy, ptr %1, i64 0, i32 1 |
| %2 = load ptr, ptr %src, align 8 |
| %3 = load double, ptr %2, align 8 |
| %conv = fptrunc double %3 to float |
| %4 = load ptr, ptr %1, align 8 |
| store float %conv, ptr %4, align 4 |
| ret void |
| } |
| |
| ; Make sure the access %1 is not forwarded to the loads %2 and %3 as the indices are |
| ; varying and the accesses thus not "exact". This used to simplify %cmp12 to true. |
| define hidden void @no_propagation_of_unknown_index_access(ptr %in, ptr %out, i32 %idx) #0 { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) |
| ; TUNIT-LABEL: define {{[^@]+}}@no_propagation_of_unknown_index_access |
| ; TUNIT-SAME: (ptr nocapture nofree readonly [[IN:%.*]], ptr nocapture nofree writeonly [[OUT:%.*]], i32 [[IDX:%.*]]) #[[ATTR1]] { |
| ; TUNIT-NEXT: entry: |
| ; TUNIT-NEXT: [[BUF:%.*]] = alloca [128 x i32], align 16 |
| ; TUNIT-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 512, ptr noalias nocapture nofree noundef nonnull align 16 dereferenceable(512) [[BUF]]) #[[ATTR17]] |
| ; TUNIT-NEXT: br label [[FOR_COND:%.*]] |
| ; TUNIT: for.cond: |
| ; TUNIT-NEXT: [[I_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY:%.*]] ] |
| ; TUNIT-NEXT: [[CMP:%.*]] = icmp slt i32 [[I_0]], 128 |
| ; TUNIT-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]] |
| ; TUNIT: for.cond.cleanup: |
| ; TUNIT-NEXT: br label [[FOR_COND4:%.*]] |
| ; TUNIT: for.body: |
| ; TUNIT-NEXT: [[IDXPROM:%.*]] = sext i32 [[I_0]] to i64 |
| ; TUNIT-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[IN]], i64 [[IDXPROM]] |
| ; TUNIT-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 |
| ; TUNIT-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds [128 x i32], ptr [[BUF]], i64 0, i64 [[IDXPROM]] |
| ; TUNIT-NEXT: store i32 [[TMP0]], ptr [[ARRAYIDX2]], align 4 |
| ; TUNIT-NEXT: [[INC]] = add nsw i32 [[I_0]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND]], !llvm.loop [[TBAA10]] |
| ; TUNIT: for.cond4: |
| ; TUNIT-NEXT: [[I3_0:%.*]] = phi i32 [ 0, [[FOR_COND_CLEANUP]] ], [ [[INC16:%.*]], [[FOR_BODY7:%.*]] ] |
| ; TUNIT-NEXT: [[CMP5:%.*]] = icmp slt i32 [[I3_0]], 128 |
| ; TUNIT-NEXT: br i1 [[CMP5]], label [[FOR_BODY7]], label [[FOR_COND_CLEANUP6:%.*]] |
| ; TUNIT: for.cond.cleanup6: |
| ; TUNIT-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 512, ptr noalias nocapture nofree noundef nonnull align 16 dereferenceable(512) [[BUF]]) #[[ATTR17]] |
| ; TUNIT-NEXT: ret void |
| ; TUNIT: for.body7: |
| ; TUNIT-NEXT: [[IDXPROM8:%.*]] = sext i32 [[I3_0]] to i64 |
| ; TUNIT-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds [128 x i32], ptr [[BUF]], i64 0, i64 [[IDXPROM8]] |
| ; TUNIT-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX9]], align 4 |
| ; TUNIT-NEXT: [[IDXPROM10:%.*]] = sext i32 [[IDX]] to i64 |
| ; TUNIT-NEXT: [[ARRAYIDX11:%.*]] = getelementptr inbounds [128 x i32], ptr [[BUF]], i64 0, i64 [[IDXPROM10]] |
| ; TUNIT-NEXT: [[TMP2:%.*]] = load i32, ptr [[ARRAYIDX11]], align 4 |
| ; TUNIT-NEXT: [[CMP12:%.*]] = icmp sle i32 [[TMP1]], [[TMP2]] |
| ; TUNIT-NEXT: [[CONV:%.*]] = zext i1 [[CMP12]] to i32 |
| ; TUNIT-NEXT: [[ARRAYIDX14:%.*]] = getelementptr inbounds i32, ptr [[OUT]], i64 [[IDXPROM8]] |
| ; TUNIT-NEXT: store i32 [[CONV]], ptr [[ARRAYIDX14]], align 4 |
| ; TUNIT-NEXT: [[INC16]] = add nsw i32 [[I3_0]], 1 |
| ; TUNIT-NEXT: br label [[FOR_COND4]], !llvm.loop [[TBAA12]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) |
| ; CGSCC-LABEL: define {{[^@]+}}@no_propagation_of_unknown_index_access |
| ; CGSCC-SAME: (ptr nocapture nofree readonly [[IN:%.*]], ptr nocapture nofree writeonly [[OUT:%.*]], i32 [[IDX:%.*]]) #[[ATTR13:[0-9]+]] { |
| ; CGSCC-NEXT: entry: |
| ; CGSCC-NEXT: [[BUF:%.*]] = alloca [128 x i32], align 16 |
| ; CGSCC-NEXT: call void @llvm.lifetime.start.p0(i64 noundef 512, ptr noalias nocapture nofree noundef nonnull align 16 dereferenceable(512) [[BUF]]) #[[ATTR20]] |
| ; CGSCC-NEXT: br label [[FOR_COND:%.*]] |
| ; CGSCC: for.cond: |
| ; CGSCC-NEXT: [[I_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY:%.*]] ] |
| ; CGSCC-NEXT: [[CMP:%.*]] = icmp slt i32 [[I_0]], 128 |
| ; CGSCC-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]] |
| ; CGSCC: for.cond.cleanup: |
| ; CGSCC-NEXT: br label [[FOR_COND4:%.*]] |
| ; CGSCC: for.body: |
| ; CGSCC-NEXT: [[IDXPROM:%.*]] = sext i32 [[I_0]] to i64 |
| ; CGSCC-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[IN]], i64 [[IDXPROM]] |
| ; CGSCC-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 |
| ; CGSCC-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds [128 x i32], ptr [[BUF]], i64 0, i64 [[IDXPROM]] |
| ; CGSCC-NEXT: store i32 [[TMP0]], ptr [[ARRAYIDX2]], align 4 |
| ; CGSCC-NEXT: [[INC]] = add nsw i32 [[I_0]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND]], !llvm.loop [[TBAA10]] |
| ; CGSCC: for.cond4: |
| ; CGSCC-NEXT: [[I3_0:%.*]] = phi i32 [ 0, [[FOR_COND_CLEANUP]] ], [ [[INC16:%.*]], [[FOR_BODY7:%.*]] ] |
| ; CGSCC-NEXT: [[CMP5:%.*]] = icmp slt i32 [[I3_0]], 128 |
| ; CGSCC-NEXT: br i1 [[CMP5]], label [[FOR_BODY7]], label [[FOR_COND_CLEANUP6:%.*]] |
| ; CGSCC: for.cond.cleanup6: |
| ; CGSCC-NEXT: call void @llvm.lifetime.end.p0(i64 noundef 512, ptr noalias nocapture nofree noundef nonnull align 16 dereferenceable(512) [[BUF]]) #[[ATTR20]] |
| ; CGSCC-NEXT: ret void |
| ; CGSCC: for.body7: |
| ; CGSCC-NEXT: [[IDXPROM8:%.*]] = sext i32 [[I3_0]] to i64 |
| ; CGSCC-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds [128 x i32], ptr [[BUF]], i64 0, i64 [[IDXPROM8]] |
| ; CGSCC-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX9]], align 4 |
| ; CGSCC-NEXT: [[IDXPROM10:%.*]] = sext i32 [[IDX]] to i64 |
| ; CGSCC-NEXT: [[ARRAYIDX11:%.*]] = getelementptr inbounds [128 x i32], ptr [[BUF]], i64 0, i64 [[IDXPROM10]] |
| ; CGSCC-NEXT: [[TMP2:%.*]] = load i32, ptr [[ARRAYIDX11]], align 4 |
| ; CGSCC-NEXT: [[CMP12:%.*]] = icmp sle i32 [[TMP1]], [[TMP2]] |
| ; CGSCC-NEXT: [[CONV:%.*]] = zext i1 [[CMP12]] to i32 |
| ; CGSCC-NEXT: [[ARRAYIDX14:%.*]] = getelementptr inbounds i32, ptr [[OUT]], i64 [[IDXPROM8]] |
| ; CGSCC-NEXT: store i32 [[CONV]], ptr [[ARRAYIDX14]], align 4 |
| ; CGSCC-NEXT: [[INC16]] = add nsw i32 [[I3_0]], 1 |
| ; CGSCC-NEXT: br label [[FOR_COND4]], !llvm.loop [[TBAA12]] |
| ; |
| entry: |
| %buf = alloca [128 x i32], align 16 |
| call void @llvm.lifetime.start.p0(i64 512, ptr %buf) #2 |
| br label %for.cond |
| |
| for.cond: ; preds = %for.body, %entry |
| %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.body ] |
| %cmp = icmp slt i32 %i.0, 128 |
| br i1 %cmp, label %for.body, label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond |
| br label %for.cond4 |
| |
| for.body: ; preds = %for.cond |
| %idxprom = sext i32 %i.0 to i64 |
| %arrayidx = getelementptr inbounds i32, ptr %in, i64 %idxprom |
| %0 = load i32, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds [128 x i32], ptr %buf, i64 0, i64 %idxprom |
| store i32 %0, ptr %arrayidx2, align 4 |
| %inc = add nsw i32 %i.0, 1 |
| br label %for.cond, !llvm.loop !10 |
| |
| for.cond4: ; preds = %for.body7, %for.cond.cleanup |
| %i3.0 = phi i32 [ 0, %for.cond.cleanup ], [ %inc16, %for.body7 ] |
| %cmp5 = icmp slt i32 %i3.0, 128 |
| br i1 %cmp5, label %for.body7, label %for.cond.cleanup6 |
| |
| for.cond.cleanup6: ; preds = %for.cond4 |
| call void @llvm.lifetime.end.p0(i64 512, ptr %buf) #2 |
| ret void |
| |
| for.body7: ; preds = %for.cond4 |
| %idxprom8 = sext i32 %i3.0 to i64 |
| %arrayidx9 = getelementptr inbounds [128 x i32], ptr %buf, i64 0, i64 %idxprom8 |
| %1 = load i32, ptr %arrayidx9, align 4 |
| %idxprom10 = sext i32 %idx to i64 |
| %arrayidx11 = getelementptr inbounds [128 x i32], ptr %buf, i64 0, i64 %idxprom10 |
| %2 = load i32, ptr %arrayidx11, align 4 |
| %cmp12 = icmp sle i32 %1, %2 |
| %conv = zext i1 %cmp12 to i32 |
| %arrayidx14 = getelementptr inbounds i32, ptr %out, i64 %idxprom8 |
| store i32 %conv, ptr %arrayidx14, align 4 |
| %inc16 = add nsw i32 %i3.0, 1 |
| br label %for.cond4, !llvm.loop !12 |
| } |
| |
| ; Ensure we do not return true. |
| define internal i1 @alloca_non_unique(ptr %p, i32 %in, i1 %c) { |
| ; TUNIT: Function Attrs: nofree nosync nounwind memory(argmem: readwrite) |
| ; TUNIT-LABEL: define {{[^@]+}}@alloca_non_unique |
| ; TUNIT-SAME: (ptr noalias nocapture nofree readonly align 4 [[P:%.*]], i32 [[IN:%.*]], i1 noundef [[C:%.*]]) #[[ATTR12:[0-9]+]] { |
| ; TUNIT-NEXT: [[A:%.*]] = alloca i32, align 4 |
| ; TUNIT-NEXT: store i32 [[IN]], ptr [[A]], align 4 |
| ; TUNIT-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] |
| ; TUNIT: t: |
| ; TUNIT-NEXT: [[R:%.*]] = call i1 @alloca_non_unique(ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], i32 noundef 42, i1 noundef false) #[[ATTR14:[0-9]+]] |
| ; TUNIT-NEXT: ret i1 [[R]] |
| ; TUNIT: f: |
| ; TUNIT-NEXT: [[L:%.*]] = load i32, ptr [[P]], align 4 |
| ; TUNIT-NEXT: [[CMP:%.*]] = icmp eq i32 [[IN]], [[L]] |
| ; TUNIT-NEXT: ret i1 [[CMP]] |
| ; |
| ; CGSCC: Function Attrs: nofree nosync nounwind memory(argmem: readwrite) |
| ; CGSCC-LABEL: define {{[^@]+}}@alloca_non_unique |
| ; CGSCC-SAME: (ptr noalias nocapture nofree readonly align 4 [[P:%.*]], i32 [[IN:%.*]], i1 noundef [[C:%.*]]) #[[ATTR14:[0-9]+]] { |
| ; CGSCC-NEXT: [[A:%.*]] = alloca i32, align 4 |
| ; CGSCC-NEXT: store i32 [[IN]], ptr [[A]], align 4 |
| ; CGSCC-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] |
| ; CGSCC: t: |
| ; CGSCC-NEXT: [[R:%.*]] = call i1 @alloca_non_unique(ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], i32 noundef 42, i1 noundef false) #[[ATTR17:[0-9]+]] |
| ; CGSCC-NEXT: ret i1 [[R]] |
| ; CGSCC: f: |
| ; CGSCC-NEXT: [[L:%.*]] = load i32, ptr [[P]], align 4 |
| ; CGSCC-NEXT: [[CMP:%.*]] = icmp eq i32 [[IN]], [[L]] |
| ; CGSCC-NEXT: ret i1 [[CMP]] |
| ; |
| %a = alloca i32 |
| store i32 %in, ptr %a |
| br i1 %c, label %t, label %f |
| t: |
| %r = call i1 @alloca_non_unique(ptr %a, i32 42, i1 false) |
| ret i1 %r |
| f: |
| %l = load i32, ptr %p |
| %cmp = icmp eq i32 %in, %l |
| ret i1 %cmp |
| } |
| |
| ; Ensure we do not return true. |
| define i1 @alloca_non_unique_caller(i32 %in, i1 %c) { |
| ; TUNIT: Function Attrs: nofree norecurse nosync nounwind memory(none) |
| ; TUNIT-LABEL: define {{[^@]+}}@alloca_non_unique_caller |
| ; TUNIT-SAME: (i32 [[IN:%.*]], i1 [[C:%.*]]) #[[ATTR13:[0-9]+]] { |
| ; TUNIT-NEXT: [[R:%.*]] = call i1 @alloca_non_unique(ptr undef, i32 [[IN]], i1 noundef [[C]]) #[[ATTR14]] |
| ; TUNIT-NEXT: ret i1 [[R]] |
| ; |
| ; CGSCC: Function Attrs: nofree nosync nounwind memory(none) |
| ; CGSCC-LABEL: define {{[^@]+}}@alloca_non_unique_caller |
| ; CGSCC-SAME: (i32 [[IN:%.*]], i1 noundef [[C:%.*]]) #[[ATTR15:[0-9]+]] { |
| ; CGSCC-NEXT: [[R:%.*]] = call i1 @alloca_non_unique(ptr nofree undef, i32 [[IN]], i1 noundef [[C]]) #[[ATTR25:[0-9]+]] |
| ; CGSCC-NEXT: ret i1 [[R]] |
| ; |
| %r = call i1 @alloca_non_unique(ptr undef, i32 %in, i1 %c) |
| ret i1 %r |
| } |
| |
| ; Ensure we do not return %bad or %l, but %sel |
| define i32 @scope_value_traversal(i32 %bad, i1 %c, i1 %c2) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) |
| ; TUNIT-LABEL: define {{[^@]+}}@scope_value_traversal |
| ; TUNIT-SAME: (i32 [[BAD:%.*]], i1 [[C:%.*]], i1 [[C2:%.*]]) #[[ATTR4]] { |
| ; TUNIT-NEXT: [[A:%.*]] = alloca i32, align 4 |
| ; TUNIT-NEXT: store i32 [[BAD]], ptr [[A]], align 4 |
| ; TUNIT-NEXT: call void @scope_value_traversal_helper(ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[A]], i1 [[C2]]) #[[ATTR22:[0-9]+]] |
| ; TUNIT-NEXT: [[L:%.*]] = load i32, ptr [[A]], align 4 |
| ; TUNIT-NEXT: [[SEL:%.*]] = select i1 [[C]], i32 [[BAD]], i32 [[L]] |
| ; TUNIT-NEXT: ret i32 [[SEL]] |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree nosync nounwind willreturn memory(none) |
| ; CGSCC-LABEL: define {{[^@]+}}@scope_value_traversal |
| ; CGSCC-SAME: (i32 [[BAD:%.*]], i1 [[C:%.*]], i1 [[C2:%.*]]) #[[ATTR16:[0-9]+]] { |
| ; CGSCC-NEXT: [[A:%.*]] = alloca i32, align 4 |
| ; CGSCC-NEXT: store i32 [[BAD]], ptr [[A]], align 4 |
| ; CGSCC-NEXT: call void @scope_value_traversal_helper(ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[A]], i1 [[C2]]) #[[ATTR26:[0-9]+]] |
| ; CGSCC-NEXT: [[L:%.*]] = load i32, ptr [[A]], align 4 |
| ; CGSCC-NEXT: [[SEL:%.*]] = select i1 [[C]], i32 [[BAD]], i32 [[L]] |
| ; CGSCC-NEXT: ret i32 [[SEL]] |
| ; |
| %a = alloca i32 |
| store i32 %bad, ptr %a |
| call void @scope_value_traversal_helper(ptr %a, i1 %c2) |
| %l = load i32, ptr %a |
| %sel = select i1 %c, i32 %bad, i32 %l |
| ret i32 %sel |
| } |
| |
| define void @scope_value_traversal_helper(ptr %a, i1 %c) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) |
| ; TUNIT-LABEL: define {{[^@]+}}@scope_value_traversal_helper |
| ; TUNIT-SAME: (ptr nocapture nofree noundef nonnull align 4 dereferenceable(4) [[A:%.*]], i1 [[C:%.*]]) #[[ATTR1]] { |
| ; TUNIT-NEXT: [[L:%.*]] = load i32, ptr [[A]], align 4 |
| ; TUNIT-NEXT: [[SEL:%.*]] = select i1 [[C]], i32 [[L]], i32 42 |
| ; TUNIT-NEXT: store i32 [[SEL]], ptr [[A]], align 4 |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) |
| ; CGSCC-LABEL: define {{[^@]+}}@scope_value_traversal_helper |
| ; CGSCC-SAME: (ptr nocapture nofree noundef nonnull align 4 dereferenceable(4) [[A:%.*]], i1 [[C:%.*]]) #[[ATTR13]] { |
| ; CGSCC-NEXT: [[L:%.*]] = load i32, ptr [[A]], align 4 |
| ; CGSCC-NEXT: [[SEL:%.*]] = select i1 [[C]], i32 [[L]], i32 42 |
| ; CGSCC-NEXT: store i32 [[SEL]], ptr [[A]], align 4 |
| ; CGSCC-NEXT: ret void |
| ; |
| %l = load i32, ptr %a |
| %sel = select i1 %c, i32 %l, i32 42 |
| store i32 %sel, ptr %a |
| ret void |
| } |
| |
| define i8 @gep_index_from_binary_operator(i1 %cnd1, i1 %cnd2) { |
| ; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) |
| ; CHECK-LABEL: define {{[^@]+}}@gep_index_from_binary_operator |
| ; CHECK-SAME: (i1 [[CND1:%.*]], i1 [[CND2:%.*]]) #[[ATTR4]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[BYTES:%.*]] = alloca [1024 x i8], align 16 |
| ; CHECK-NEXT: [[GEP_FIXED:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 12 |
| ; CHECK-NEXT: ret i8 100 |
| ; |
| entry: |
| %Bytes = alloca [1024 x i8], align 16 |
| %offset = add i64 5, 7 |
| %gep.fixed = getelementptr inbounds [1024 x i8], ptr %Bytes, i64 0, i64 12 |
| %gep.sum = getelementptr inbounds [1024 x i8], ptr %Bytes, i64 0, i64 %offset |
| store i8 100, ptr %gep.fixed, align 4 |
| %i = load i8, ptr %gep.sum, align 4 |
| ret i8 %i |
| } |
| |
| define i8 @gep_index_from_memory(i1 %cnd1, i1 %cnd2) { |
| ; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) |
| ; CHECK-LABEL: define {{[^@]+}}@gep_index_from_memory |
| ; CHECK-SAME: (i1 [[CND1:%.*]], i1 [[CND2:%.*]]) #[[ATTR4]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[BYTES:%.*]] = alloca [1024 x i8], align 16 |
| ; CHECK-NEXT: [[GEP_LOADED:%.*]] = getelementptr inbounds [1024 x i8], ptr [[BYTES]], i64 0, i64 12 |
| ; CHECK-NEXT: ret i8 100 |
| ; |
| entry: |
| %Bytes = alloca [1024 x i8], align 16 |
| %addr = alloca i64, align 16 |
| store i64 12, ptr %addr, align 8 |
| %offset = load i64, ptr %addr, align 8 |
| %gep.fixed = getelementptr inbounds [1024 x i8], ptr %Bytes, i64 0, i64 12 |
| |
| %gep.loaded = getelementptr inbounds [1024 x i8], ptr %Bytes, i64 0, i64 %offset |
| store i8 100, ptr %gep.loaded, align 4 |
| |
| %i = load i8, ptr %gep.fixed, align 4 |
| ret i8 %i |
| } |
| |
| @G = internal global i32 0, align 4 |
| |
| ; Ensure this is not flattened to return 3 |
| define i32 @a(i1 %c) { |
| ; TUNIT: Function Attrs: nofree nosync nounwind |
| ; TUNIT-LABEL: define {{[^@]+}}@a |
| ; TUNIT-SAME: (i1 noundef [[C:%.*]]) #[[ATTR14]] { |
| ; TUNIT-NEXT: store i32 3, ptr @G, align 4 |
| ; TUNIT-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] |
| ; TUNIT: t: |
| ; TUNIT-NEXT: [[REC:%.*]] = call i32 @a(i1 noundef false) #[[ATTR14]] |
| ; TUNIT-NEXT: br label [[F]] |
| ; TUNIT: f: |
| ; TUNIT-NEXT: [[R:%.*]] = load i32, ptr @G, align 4 |
| ; TUNIT-NEXT: store i32 5, ptr @G, align 4 |
| ; TUNIT-NEXT: ret i32 [[R]] |
| ; |
| ; CGSCC: Function Attrs: nofree nosync nounwind |
| ; CGSCC-LABEL: define {{[^@]+}}@a |
| ; CGSCC-SAME: (i1 noundef [[C:%.*]]) #[[ATTR17]] { |
| ; CGSCC-NEXT: store i32 3, ptr @G, align 4 |
| ; CGSCC-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] |
| ; CGSCC: t: |
| ; CGSCC-NEXT: [[REC:%.*]] = call i32 @a(i1 noundef false) #[[ATTR17]] |
| ; CGSCC-NEXT: br label [[F]] |
| ; CGSCC: f: |
| ; CGSCC-NEXT: [[R:%.*]] = load i32, ptr @G, align 4 |
| ; CGSCC-NEXT: store i32 5, ptr @G, align 4 |
| ; CGSCC-NEXT: ret i32 [[R]] |
| ; |
| store i32 3, ptr @G |
| br i1 %c, label %t, label %f |
| |
| t: |
| %rec = call i32 @a(i1 false) |
| br label %f |
| |
| f: |
| %r = load i32, ptr @G |
| store i32 5, ptr @G |
| ret i32 %r |
| } |
| |
| @GC = internal global i32 undef, align 4 |
| define void @atomicrmw(ptr %p, i32 %i, i1 %cnd) { |
| ; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; TUNIT-LABEL: define {{[^@]+}}@atomicrmw |
| ; TUNIT-SAME: (ptr nofree [[P:%.*]], i32 [[I:%.*]], i1 noundef [[CND:%.*]]) #[[ATTR3]] { |
| ; TUNIT-NEXT: br i1 [[CND]], label [[T:%.*]], label [[M:%.*]] |
| ; TUNIT: t: |
| ; TUNIT-NEXT: br label [[M]] |
| ; TUNIT: m: |
| ; TUNIT-NEXT: [[ARMW:%.*]] = atomicrmw add ptr @GC, i32 [[I]] monotonic, align 4 |
| ; TUNIT-NEXT: ret void |
| ; |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn |
| ; CGSCC-LABEL: define {{[^@]+}}@atomicrmw |
| ; CGSCC-SAME: (ptr nofree [[P:%.*]], i32 [[I:%.*]], i1 noundef [[CND:%.*]]) #[[ATTR5]] { |
| ; CGSCC-NEXT: br i1 [[CND]], label [[T:%.*]], label [[M:%.*]] |
| ; CGSCC: t: |
| ; CGSCC-NEXT: br label [[M]] |
| ; CGSCC: m: |
| ; CGSCC-NEXT: [[ARMW:%.*]] = atomicrmw add ptr @GC, i32 [[I]] monotonic, align 4 |
| ; CGSCC-NEXT: ret void |
| ; |
| %alloca = alloca <2 x ptr> |
| %gep1 = getelementptr ptr, ptr %alloca, i32 0 |
| %gep2 = getelementptr ptr, ptr %alloca, i32 1 |
| store <2 x ptr> <ptr @GC, ptr @GC>, ptr %alloca |
| br i1 %cnd, label %t, label %m |
| t: |
| store ptr null, ptr %gep2 |
| br label %m |
| m: |
| %l1 = load ptr, ptr %gep1 |
| %l2 = load ptr, ptr %gep2 |
| %c1 = icmp eq ptr %l2, %p |
| call void @llvm.assume(i1 %c1) |
| %s = select i1 true, ptr %l1, ptr %l2 |
| %armw = atomicrmw add ptr %s, i32 %i monotonic |
| ret void |
| } |
| |
| @GRS = internal thread_local global i32 undef |
| @GRS2 = global i32 undef |
| |
| define i32 @recSimplify(i32 %v, i1 %cond) { |
| ; TUNIT: Function Attrs: nofree nosync nounwind |
| ; TUNIT-LABEL: define {{[^@]+}}@recSimplify |
| ; TUNIT-SAME: (i32 [[V:%.*]], i1 noundef [[COND:%.*]]) #[[ATTR14]] { |
| ; TUNIT-NEXT: br i1 [[COND]], label [[REC:%.*]], label [[COMP:%.*]] |
| ; TUNIT: rec: |
| ; TUNIT-NEXT: [[RV:%.*]] = call i32 @recSimplify(i32 undef, i1 noundef false) #[[ATTR14]] |
| ; TUNIT-NEXT: ret i32 1 |
| ; TUNIT: comp: |
| ; TUNIT-NEXT: store i32 1, ptr @GRS2, align 4 |
| ; TUNIT-NEXT: ret i32 1 |
| ; |
| ; CGSCC: Function Attrs: nofree nosync nounwind |
| ; CGSCC-LABEL: define {{[^@]+}}@recSimplify |
| ; CGSCC-SAME: (i32 [[V:%.*]], i1 noundef [[COND:%.*]]) #[[ATTR17]] { |
| ; CGSCC-NEXT: br i1 [[COND]], label [[REC:%.*]], label [[COMP:%.*]] |
| ; CGSCC: rec: |
| ; CGSCC-NEXT: [[RV:%.*]] = call i32 @recSimplify(i32 [[V]], i1 noundef false) #[[ATTR17]] |
| ; CGSCC-NEXT: ret i32 [[RV]] |
| ; CGSCC: comp: |
| ; CGSCC-NEXT: store i32 [[V]], ptr @GRS, align 4 |
| ; CGSCC-NEXT: store i32 1, ptr @GRS2, align 4 |
| ; CGSCC-NEXT: [[L:%.*]] = load i32, ptr @GRS, align 4 |
| ; CGSCC-NEXT: [[C:%.*]] = icmp eq i32 [[L]], 1 |
| ; CGSCC-NEXT: call void @llvm.assume(i1 noundef [[C]]) #[[ATTR27:[0-9]+]] |
| ; CGSCC-NEXT: [[R:%.*]] = call i32 @recSimplify2() #[[ATTR27]] |
| ; CGSCC-NEXT: ret i32 [[R]] |
| ; |
| br i1 %cond, label %rec, label %comp |
| rec: |
| %rv = call i32 @recSimplify(i32 %v, i1 false) |
| ret i32 %rv |
| comp: |
| store i32 %v, ptr @GRS |
| %s1 = select i1 %cond, i32 1, i32 1 |
| %s2 = select i1 %cond, i32 1, i32 %s1 |
| store i32 %s2, ptr @GRS2 |
| %l = load i32, ptr @GRS |
| %c = icmp eq i32 %l, %s2 |
| call void @llvm.assume(i1 %c) |
| %r = call i32 @recSimplify2() |
| ret i32 %r |
| } |
| |
| define internal i32 @recSimplify2() { |
| ; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read) |
| ; CGSCC-LABEL: define {{[^@]+}}@recSimplify2 |
| ; CGSCC-SAME: () #[[ATTR7]] { |
| ; CGSCC-NEXT: [[R:%.*]] = load i32, ptr @GRS, align 4 |
| ; CGSCC-NEXT: ret i32 [[R]] |
| ; |
| %r = load i32, ptr @GRS |
| ret i32 %r |
| } |
| |
| declare void @llvm.assume(i1 noundef) |
| |
| |
| !llvm.module.flags = !{!0, !1} |
| !llvm.ident = !{!2} |
| |
| !0 = !{i32 1, !"wchar_size", i32 4} |
| !1 = !{i32 7, !"uwtable", i32 1} |
| !2 = !{!"clang version 13.0.0"} |
| !3 = !{!4, !4, i64 0} |
| !4 = !{!"int", !5, i64 0} |
| !5 = !{!"omnipotent char", !6, i64 0} |
| !6 = !{!"Simple C/C++ TBAA"} |
| !7 = !{!8, !9, i64 12} |
| !8 = !{!"S", !4, i64 0, !4, i64 4, !4, i64 8, !9, i64 12, !9, i64 16, !9, i64 20} |
| !9 = !{!"float", !5, i64 0} |
| !10 = !{!8, !9, i64 16} |
| !11 = !{!8, !9, i64 20} |
| !12 = !{!8, !4, i64 0} |
| !13 = !{!8, !4, i64 4} |
| !14 = !{!8, !4, i64 8} |
| !15 = !{!5, !5, i64 0} |
| !16 = distinct !{!16, !17} |
| !17 = !{!"llvm.loop.mustprogress"} |
| !18 = !{!9, !9, i64 0} |
| !19 = distinct !{!19, !17} |
| !20 = !{!21, !21, i64 0} |
| !21 = !{!"long long", !5, i64 0} |
| !22 = distinct !{!22, !17} |
| !23 = distinct !{!23, !17} |
| !24 = distinct !{!24, !17} |
| !25 = distinct !{!25, !17} |
| !26 = distinct !{!26, !17} |
| !27 = distinct !{!27, !17} |
| !28 = distinct !{!28, !17} |
| !29 = distinct !{!29, !17} |
| !30 = distinct !{!30, !17} |
| !31 = distinct !{!31, !17} |
| ;. |
| ; TUNIT: attributes #[[ATTR0]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) } |
| ; TUNIT: attributes #[[ATTR1]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) } |
| ; TUNIT: attributes #[[ATTR2:[0-9]+]] = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) } |
| ; TUNIT: attributes #[[ATTR3]] = { mustprogress nofree norecurse nosync nounwind willreturn } |
| ; TUNIT: attributes #[[ATTR4]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) } |
| ; TUNIT: attributes #[[ATTR5]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(write) } |
| ; TUNIT: attributes #[[ATTR6]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(read) } |
| ; TUNIT: attributes #[[ATTR7]] = { nofree norecurse nosync nounwind memory(write) } |
| ; TUNIT: attributes #[[ATTR8:[0-9]+]] = { allockind("alloc,uninitialized") allocsize(0) "alloc-family"="malloc" } |
| ; TUNIT: attributes #[[ATTR9:[0-9]+]] = { allockind("free") "alloc-family"="malloc" } |
| ; TUNIT: attributes #[[ATTR10:[0-9]+]] = { allockind("alloc,zeroed") allocsize(0,1) "alloc-family"="malloc" } |
| ; TUNIT: attributes #[[ATTR11]] = { mustprogress nofree norecurse nosync nounwind willreturn uwtable } |
| ; TUNIT: attributes #[[ATTR12]] = { nofree nosync nounwind memory(argmem: readwrite) } |
| ; TUNIT: attributes #[[ATTR13]] = { nofree norecurse nosync nounwind memory(none) } |
| ; TUNIT: attributes #[[ATTR14]] = { nofree nosync nounwind } |
| ; TUNIT: attributes #[[ATTR15:[0-9]+]] = { nocallback nofree nosync nounwind willreturn memory(inaccessiblemem: write) } |
| ; TUNIT: attributes #[[ATTR16:[0-9]+]] = { nocallback nofree nounwind willreturn memory(argmem: write) } |
| ; TUNIT: attributes #[[ATTR17]] = { nofree willreturn } |
| ; TUNIT: attributes #[[ATTR18]] = { nofree nosync nounwind willreturn memory(write) } |
| ; TUNIT: attributes #[[ATTR19]] = { nocallback } |
| ; TUNIT: attributes #[[ATTR20]] = { norecurse } |
| ; TUNIT: attributes #[[ATTR21]] = { nounwind } |
| ; TUNIT: attributes #[[ATTR22]] = { nofree nosync nounwind willreturn } |
| ;. |
| ; CGSCC: attributes #[[ATTR0]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) } |
| ; CGSCC: attributes #[[ATTR1]] = { mustprogress nofree nosync nounwind willreturn memory(argmem: readwrite) } |
| ; CGSCC: attributes #[[ATTR2:[0-9]+]] = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) } |
| ; CGSCC: attributes #[[ATTR3]] = { mustprogress nofree nosync nounwind willreturn } |
| ; CGSCC: attributes #[[ATTR4]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) } |
| ; CGSCC: attributes #[[ATTR5]] = { mustprogress nofree norecurse nosync nounwind willreturn } |
| ; CGSCC: attributes #[[ATTR6]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(write) } |
| ; CGSCC: attributes #[[ATTR7]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(read) } |
| ; CGSCC: attributes #[[ATTR8]] = { nofree norecurse nosync nounwind memory(write) } |
| ; CGSCC: attributes #[[ATTR9:[0-9]+]] = { allockind("alloc,uninitialized") allocsize(0) "alloc-family"="malloc" } |
| ; CGSCC: attributes #[[ATTR10:[0-9]+]] = { allockind("free") "alloc-family"="malloc" } |
| ; CGSCC: attributes #[[ATTR11:[0-9]+]] = { allockind("alloc,zeroed") allocsize(0,1) "alloc-family"="malloc" } |
| ; CGSCC: attributes #[[ATTR12]] = { mustprogress nofree norecurse nosync nounwind willreturn uwtable } |
| ; CGSCC: attributes #[[ATTR13]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) } |
| ; CGSCC: attributes #[[ATTR14]] = { nofree nosync nounwind memory(argmem: readwrite) } |
| ; CGSCC: attributes #[[ATTR15]] = { nofree nosync nounwind memory(none) } |
| ; CGSCC: attributes #[[ATTR16]] = { mustprogress nofree nosync nounwind willreturn memory(none) } |
| ; CGSCC: attributes #[[ATTR17]] = { nofree nosync nounwind } |
| ; CGSCC: attributes #[[ATTR18:[0-9]+]] = { nocallback nofree nosync nounwind willreturn memory(inaccessiblemem: write) } |
| ; CGSCC: attributes #[[ATTR19:[0-9]+]] = { nocallback nofree nounwind willreturn memory(argmem: write) } |
| ; CGSCC: attributes #[[ATTR20]] = { nofree willreturn } |
| ; CGSCC: attributes #[[ATTR21]] = { nofree nounwind willreturn memory(write) } |
| ; CGSCC: attributes #[[ATTR22]] = { nocallback } |
| ; CGSCC: attributes #[[ATTR23]] = { norecurse } |
| ; CGSCC: attributes #[[ATTR24]] = { nounwind } |
| ; CGSCC: attributes #[[ATTR25]] = { nofree nounwind } |
| ; CGSCC: attributes #[[ATTR26]] = { nofree nounwind willreturn } |
| ; CGSCC: attributes #[[ATTR27]] = { nofree } |
| ;. |
| ; TUNIT: [[META0:![0-9]+]] = !{i32 1, !"wchar_size", i32 4} |
| ; TUNIT: [[META1:![0-9]+]] = !{i32 7, !"uwtable", i32 1} |
| ; TUNIT: [[META2:![0-9]+]] = !{!"clang version 13.0.0"} |
| ; TUNIT: [[TBAA3]] = !{!4, !4, i64 0} |
| ; TUNIT: [[META4:![0-9]+]] = !{!"int", !5, i64 0} |
| ; TUNIT: [[META5:![0-9]+]] = !{!"omnipotent char", !6, i64 0} |
| ; TUNIT: [[META6:![0-9]+]] = !{!"Simple C/C++ TBAA"} |
| ; TUNIT: [[TBAA7]] = !{!8, !9, i64 12} |
| ; TUNIT: [[META8:![0-9]+]] = !{!"S", !4, i64 0, !4, i64 4, !4, i64 8, !9, i64 12, !9, i64 16, !9, i64 20} |
| ; TUNIT: [[META9:![0-9]+]] = !{!"float", !5, i64 0} |
| ; TUNIT: [[TBAA10]] = !{!8, !9, i64 16} |
| ; TUNIT: [[TBAA11]] = !{!8, !9, i64 20} |
| ; TUNIT: [[TBAA12]] = !{!8, !4, i64 0} |
| ; TUNIT: [[TBAA13]] = !{!8, !4, i64 4} |
| ; TUNIT: [[TBAA14]] = !{!8, !4, i64 8} |
| ; TUNIT: [[LOOP15]] = distinct !{!15, !16} |
| ; TUNIT: [[META16:![0-9]+]] = !{!"llvm.loop.mustprogress"} |
| ; TUNIT: [[LOOP17]] = distinct !{!17, !16} |
| ; TUNIT: [[LOOP18]] = distinct !{!18, !16} |
| ; TUNIT: [[TBAA19]] = !{!5, !5, i64 0} |
| ; TUNIT: [[LOOP20]] = distinct !{!20, !16} |
| ; TUNIT: [[LOOP21]] = distinct !{!21, !16} |
| ; TUNIT: [[LOOP22]] = distinct !{!22, !16} |
| ; TUNIT: [[LOOP23]] = distinct !{!23, !16} |
| ; TUNIT: [[LOOP24]] = distinct !{!24, !16} |
| ; TUNIT: [[LOOP25]] = distinct !{!25, !16} |
| ; TUNIT: [[TBAA26]] = !{!9, !9, i64 0} |
| ; TUNIT: [[LOOP27]] = distinct !{!27, !16} |
| ; TUNIT: [[TBAA28]] = !{!29, !29, i64 0} |
| ; TUNIT: [[META29:![0-9]+]] = !{!"long long", !5, i64 0} |
| ; TUNIT: [[LOOP30]] = distinct !{!30, !16} |
| ; TUNIT: [[LOOP31]] = distinct !{!31, !16} |
| ;. |
| ; CGSCC: [[META0:![0-9]+]] = !{i32 1, !"wchar_size", i32 4} |
| ; CGSCC: [[META1:![0-9]+]] = !{i32 7, !"uwtable", i32 1} |
| ; CGSCC: [[META2:![0-9]+]] = !{!"clang version 13.0.0"} |
| ; CGSCC: [[TBAA3]] = !{!4, !4, i64 0} |
| ; CGSCC: [[META4:![0-9]+]] = !{!"int", !5, i64 0} |
| ; CGSCC: [[META5:![0-9]+]] = !{!"omnipotent char", !6, i64 0} |
| ; CGSCC: [[META6:![0-9]+]] = !{!"Simple C/C++ TBAA"} |
| ; CGSCC: [[TBAA7]] = !{!8, !9, i64 12} |
| ; CGSCC: [[META8:![0-9]+]] = !{!"S", !4, i64 0, !4, i64 4, !4, i64 8, !9, i64 12, !9, i64 16, !9, i64 20} |
| ; CGSCC: [[META9:![0-9]+]] = !{!"float", !5, i64 0} |
| ; CGSCC: [[TBAA10]] = !{!8, !9, i64 16} |
| ; CGSCC: [[TBAA11]] = !{!8, !9, i64 20} |
| ; CGSCC: [[TBAA12]] = !{!8, !4, i64 0} |
| ; CGSCC: [[TBAA13]] = !{!8, !4, i64 4} |
| ; CGSCC: [[TBAA14]] = !{!8, !4, i64 8} |
| ; CGSCC: [[TBAA15]] = !{!5, !5, i64 0} |
| ; CGSCC: [[LOOP16]] = distinct !{!16, !17} |
| ; CGSCC: [[META17:![0-9]+]] = !{!"llvm.loop.mustprogress"} |
| ; CGSCC: [[TBAA18]] = !{!9, !9, i64 0} |
| ; CGSCC: [[LOOP19]] = distinct !{!19, !17} |
| ; CGSCC: [[TBAA20]] = !{!21, !21, i64 0} |
| ; CGSCC: [[META21:![0-9]+]] = !{!"long long", !5, i64 0} |
| ; CGSCC: [[LOOP22]] = distinct !{!22, !17} |
| ; CGSCC: [[LOOP23]] = distinct !{!23, !17} |
| ; CGSCC: [[LOOP24]] = distinct !{!24, !17} |
| ; CGSCC: [[LOOP25]] = distinct !{!25, !17} |
| ; CGSCC: [[LOOP26]] = distinct !{!26, !17} |
| ; CGSCC: [[LOOP27]] = distinct !{!27, !17} |
| ; CGSCC: [[LOOP28]] = distinct !{!28, !17} |
| ; CGSCC: [[LOOP29]] = distinct !{!29, !17} |
| ; CGSCC: [[LOOP30]] = distinct !{!30, !17} |
| ; CGSCC: [[LOOP31]] = distinct !{!31, !17} |
| ;. |
