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94473f4db6
Generate nuw GEPs for struct member accesses, as inbounds + non-negative implies nuw. Regression tests are updated using update scripts where possible, and by find + replace where not.
27 lines
1.6 KiB
C++
27 lines
1.6 KiB
C++
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 2
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// RUN: %clang_cc1 -verify -triple aarch64-unknown-linux-gnu -fopenmp -x c++ -std=c++11 -emit-llvm %s -o - | FileCheck %s
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// expected-no-diagnostics
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// CHECK-LABEL: define dso_local void @_Z15taskloop_untiedv
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// CHECK-SAME: () #[[ATTR0:[0-9]+]] {
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[WORK:%.*]] = alloca [100 x float], align 4
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// CHECK-NEXT: [[AGG_CAPTURED:%.*]] = alloca [[STRUCT_ANON:%.*]], align 1
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// CHECK-NEXT: [[TMP0:%.*]] = call i32 @__kmpc_global_thread_num(ptr @[[GLOB1:[0-9]+]])
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// CHECK-NEXT: [[TMP1:%.*]] = call ptr @__kmpc_omp_task_alloc(ptr @[[GLOB1]], i32 [[TMP0]], i32 0, i64 472, i64 1, ptr @.omp_task_entry.)
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// CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds nuw [[STRUCT_KMP_TASK_T_WITH_PRIVATES:%.*]], ptr [[TMP1]], i32 0, i32 0
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// CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds nuw [[STRUCT_KMP_TASK_T_WITH_PRIVATES]], ptr [[TMP1]], i32 0, i32 1
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// CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds nuw [[STRUCT__KMP_PRIVATES_T:%.*]], ptr [[TMP3]], i32 0, i32 3
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[TMP4]], ptr align 4 [[WORK]], i64 400, i1 false)
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// CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds nuw [[STRUCT_KMP_TASK_T:%.*]], ptr [[TMP2]], i32 0, i32 2
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// CHECK-NEXT: store i32 0, ptr [[TMP5]], align 8
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// CHECK-NEXT: [[TMP6:%.*]] = call i32 @__kmpc_omp_task(ptr @[[GLOB1]], i32 [[TMP0]], ptr [[TMP1]])
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// CHECK-NEXT: ret void
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//
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void taskloop_untied() {
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float work[100];
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#pragma omp task untied
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for (auto cb : work)
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cb = 1.0;
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}
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