| // NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --check-globals |
| // Check that the CHECK lines are generated for clang-generated functions |
| // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fopenmp %s -emit-llvm -o - | FileCheck --check-prefix=OMP %s |
| // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu %s -emit-llvm -o - | FileCheck --check-prefix=NOOMP %s |
| |
| const int size = 1024 * 1024 * 32; |
| |
| double A[size]; |
| |
| void foo(void); |
| |
| //. |
| // OMP: @A = global [33554432 x double] zeroinitializer, align 16 |
| // OMP: @size = constant i32 33554432, align 4 |
| // OMP: @[[GLOB0:[0-9]+]] = private unnamed_addr constant [23 x i8] c" |
| // OMP: @[[GLOB1:[0-9]+]] = private unnamed_addr constant %struct.ident_t { i32 0, i32 514, i32 0, i32 22, ptr @[[GLOB0]] }, align 8 |
| // OMP: @[[GLOB2:[0-9]+]] = private unnamed_addr constant %struct.ident_t { i32 0, i32 2, i32 0, i32 22, ptr @[[GLOB0]] }, align 8 |
| //. |
| // NOOMP: @size = constant i32 33554432, align 4 |
| // NOOMP: @A = global [33554432 x double] zeroinitializer, align 16 |
| //. |
| // OMP-LABEL: @main( |
| // OMP-NEXT: entry: |
| // OMP-NEXT: [[RETVAL:%.*]] = alloca i32, align 4 |
| // OMP-NEXT: [[I:%.*]] = alloca i32, align 4 |
| // OMP-NEXT: store i32 0, ptr [[RETVAL]], align 4 |
| // OMP-NEXT: store i32 0, ptr [[I]], align 4 |
| // OMP-NEXT: call void (ptr, i32, ptr, ...) @__kmpc_fork_call(ptr @[[GLOB2]], i32 0, ptr @main.omp_outlined) |
| // OMP-NEXT: call void @foo() |
| // OMP-NEXT: ret i32 0 |
| // |
| // NOOMP-LABEL: @main( |
| // NOOMP-NEXT: entry: |
| // NOOMP-NEXT: [[RETVAL:%.*]] = alloca i32, align 4 |
| // NOOMP-NEXT: [[I:%.*]] = alloca i32, align 4 |
| // NOOMP-NEXT: store i32 0, ptr [[RETVAL]], align 4 |
| // NOOMP-NEXT: store i32 0, ptr [[I]], align 4 |
| // NOOMP-NEXT: store i32 0, ptr [[I]], align 4 |
| // NOOMP-NEXT: br label [[FOR_COND:%.*]] |
| // NOOMP: for.cond: |
| // NOOMP-NEXT: [[TMP0:%.*]] = load i32, ptr [[I]], align 4 |
| // NOOMP-NEXT: [[CMP:%.*]] = icmp slt i32 [[TMP0]], 33554432 |
| // NOOMP-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]] |
| // NOOMP: for.body: |
| // NOOMP-NEXT: [[TMP1:%.*]] = load i32, ptr [[I]], align 4 |
| // NOOMP-NEXT: [[IDXPROM:%.*]] = sext i32 [[TMP1]] to i64 |
| // NOOMP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [33554432 x double], ptr @A, i64 0, i64 [[IDXPROM]] |
| // NOOMP-NEXT: store double 0.000000e+00, ptr [[ARRAYIDX]], align 8 |
| // NOOMP-NEXT: br label [[FOR_INC:%.*]] |
| // NOOMP: for.inc: |
| // NOOMP-NEXT: [[TMP2:%.*]] = load i32, ptr [[I]], align 4 |
| // NOOMP-NEXT: [[INC:%.*]] = add nsw i32 [[TMP2]], 1 |
| // NOOMP-NEXT: store i32 [[INC]], ptr [[I]], align 4 |
| // NOOMP-NEXT: br label [[FOR_COND]], !llvm.loop [[LOOP2:![0-9]+]] |
| // NOOMP: for.end: |
| // NOOMP-NEXT: call void @foo() |
| // NOOMP-NEXT: ret i32 0 |
| // |
| int main(void) { |
| int i = 0; |
| |
| #pragma omp parallel for |
| for (i = 0; i < size; ++i) { |
| A[i] = 0.0; |
| } |
| |
| foo(); |
| |
| return 0; |
| } |
| |
| // OMP-LABEL: @foo( |
| // OMP-NEXT: entry: |
| // OMP-NEXT: [[I:%.*]] = alloca i32, align 4 |
| // OMP-NEXT: store i32 0, ptr [[I]], align 4 |
| // OMP-NEXT: call void (ptr, i32, ptr, ...) @__kmpc_fork_call(ptr @[[GLOB2]], i32 0, ptr @foo.omp_outlined) |
| // OMP-NEXT: ret void |
| // |
| // NOOMP-LABEL: @foo( |
| // NOOMP-NEXT: entry: |
| // NOOMP-NEXT: [[I:%.*]] = alloca i32, align 4 |
| // NOOMP-NEXT: store i32 0, ptr [[I]], align 4 |
| // NOOMP-NEXT: store i32 0, ptr [[I]], align 4 |
| // NOOMP-NEXT: br label [[FOR_COND:%.*]] |
| // NOOMP: for.cond: |
| // NOOMP-NEXT: [[TMP0:%.*]] = load i32, ptr [[I]], align 4 |
| // NOOMP-NEXT: [[CMP:%.*]] = icmp slt i32 [[TMP0]], 33554432 |
| // NOOMP-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]] |
| // NOOMP: for.body: |
| // NOOMP-NEXT: [[TMP1:%.*]] = load i32, ptr [[I]], align 4 |
| // NOOMP-NEXT: [[IDXPROM:%.*]] = sext i32 [[TMP1]] to i64 |
| // NOOMP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [33554432 x double], ptr @A, i64 0, i64 [[IDXPROM]] |
| // NOOMP-NEXT: store double 1.000000e+00, ptr [[ARRAYIDX]], align 8 |
| // NOOMP-NEXT: br label [[FOR_INC:%.*]] |
| // NOOMP: for.inc: |
| // NOOMP-NEXT: [[TMP2:%.*]] = load i32, ptr [[I]], align 4 |
| // NOOMP-NEXT: [[INC:%.*]] = add nsw i32 [[TMP2]], 1 |
| // NOOMP-NEXT: store i32 [[INC]], ptr [[I]], align 4 |
| // NOOMP-NEXT: br label [[FOR_COND]], !llvm.loop [[LOOP4:![0-9]+]] |
| // NOOMP: for.end: |
| // NOOMP-NEXT: ret void |
| // |
| void foo(void) { |
| int i = 0; |
| |
| #pragma omp parallel for |
| for (i = 0; i < size; ++i) { |
| A[i] = 1.0; |
| } |
| } |
| //. |
| // OMP: attributes #[[ATTR0:[0-9]+]] = { noinline nounwind optnone "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+cx8,+mmx,+sse,+sse2,+x87" } |
| // OMP: attributes #[[ATTR1:[0-9]+]] = { noinline norecurse nounwind optnone "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+cx8,+mmx,+sse,+sse2,+x87" } |
| // OMP: attributes #[[ATTR2:[0-9]+]] = { nounwind } |
| //. |
| // NOOMP: attributes #[[ATTR0:[0-9]+]] = { noinline nounwind optnone "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+cx8,+mmx,+sse,+sse2,+x87" } |
| //. |
| // OMP: [[META0:![0-9]+]] = !{i32 1, !"wchar_size", i32 4} |
| // OMP: [[META1:![0-9]+]] = !{i32 7, !"openmp", i32 51} |
| // OMP: [[META2:![0-9]+]] = !{!"{{.*}}clang version {{.*}}"} |
| // OMP: [[META3:![0-9]+]] = !{[[META4:![0-9]+]]} |
| // OMP: [[META4]] = !{i64 2, i64 -1, i64 -1, i1 true} |
| //. |
| // NOOMP: [[META0:![0-9]+]] = !{i32 1, !"wchar_size", i32 4} |
| // NOOMP: [[META1:![0-9]+]] = !{!"{{.*}}clang version {{.*}}"} |
| // NOOMP: [[LOOP2]] = distinct !{[[LOOP2]], [[META3:![0-9]+]]} |
| // NOOMP: [[META3]] = !{!"llvm.loop.mustprogress"} |
| // NOOMP: [[LOOP4]] = distinct !{[[LOOP4]], [[META3]]} |
| //. |
