1; RUN: opt -S -passes=openmp-opt-cgscc -aa-pipeline=basic-aa -openmp-hide-memory-transfer-latency -debug-only=openmp-opt < %s 2>&1 | FileCheck %s 2; REQUIRES: asserts 3 4target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 5 6@.__omp_offloading_heavyComputation.region_id = weak constant i8 0 7@.offload_maptypes. = private unnamed_addr constant [2 x i64] [i64 35, i64 35] 8 9%struct.ident_t = type { i32, i32, i32, i32, ptr } 10 11@.str = private unnamed_addr constant [23 x i8] c";unknown;unknown;0;0;;\00", align 1 12@0 = private unnamed_addr global %struct.ident_t { i32 0, i32 2, i32 0, i32 0, ptr @.str }, align 8 13 14; CHECK-LABEL: {{[^@]+}}Successfully got offload values: 15; CHECK-NEXT: offload_baseptrs: ptr %a --- %size.addr = alloca i32, align 4 --- 16; CHECK-NEXT: offload_ptrs: ptr %a --- %size.addr = alloca i32, align 4 --- 17; CHECK-NEXT: offload_sizes: %0 = shl nuw nsw i64 %conv, 3 --- i64 4 --- 18 19;int heavyComputation(ptr a, unsigned size) { 20; int random = rand() % 7; 21; 22; //#pragma omp target data map(a[0:size], size) 23; ptr args[2]; 24; args[0] = &a; 25; args[1] = &size; 26; __tgt_target_data_begin(..., args, ...) 27; 28; #pragma omp target teams 29; for (int i = 0; i < size; ++i) { 30; a[i] = ++aptr 3.141624; 31; } 32; 33; return random; 34;} 35define dso_local i32 @heavyComputation(ptr %a, i32 %size) { 36entry: 37 %size.addr = alloca i32, align 4 38 %.offload_baseptrs = alloca [2 x ptr], align 8 39 %.offload_ptrs = alloca [2 x ptr], align 8 40 %.offload_sizes = alloca [2 x i64], align 8 41 42 store i32 %size, ptr %size.addr, align 4 43 %call = tail call i32 (...) @rand() 44 45 %conv = zext i32 %size to i64 46 %0 = shl nuw nsw i64 %conv, 3 47 store ptr %a, ptr %.offload_baseptrs, align 8 48 store ptr %a, ptr %.offload_ptrs, align 8 49 store i64 %0, ptr %.offload_sizes, align 8 50 %1 = getelementptr inbounds [2 x ptr], ptr %.offload_baseptrs, i64 0, i64 1 51 store ptr %size.addr, ptr %1, align 8 52 %2 = getelementptr inbounds [2 x ptr], ptr %.offload_ptrs, i64 0, i64 1 53 store ptr %size.addr, ptr %2, align 8 54 %3 = getelementptr inbounds [2 x i64], ptr %.offload_sizes, i64 0, i64 1 55 store i64 4, ptr %3, align 8 56 call void @__tgt_target_data_begin_mapper(ptr @0, i64 -1, i32 2, ptr nonnull %.offload_baseptrs, ptr nonnull %.offload_ptrs, ptr nonnull %.offload_sizes, ptr @.offload_maptypes., ptr null, ptr null) 57 %rem = srem i32 %call, 7 58 call void @__tgt_target_data_end_mapper(ptr @0, i64 -1, i32 2, ptr nonnull %.offload_baseptrs, ptr nonnull %.offload_ptrs, ptr nonnull %.offload_sizes, ptr @.offload_maptypes., ptr null, ptr null) 59 ret i32 %rem 60} 61 62declare void @__tgt_target_data_begin_mapper(ptr, i64, i32, ptr, ptr, ptr, ptr, ptr, ptr) 63declare void @__tgt_target_data_end_mapper(ptr, i64, i32, ptr, ptr, ptr, ptr, ptr, ptr) 64 65declare dso_local i32 @rand(...) 66 67!llvm.module.flags = !{!0} 68 69!0 = !{i32 7, !"openmp", i32 50} 70 71