| ; 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 |
| ; REQUIRES: asserts |
| |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| |
| @.__omp_offloading_heavyComputation.region_id = weak constant i8 0 |
| @.offload_maptypes. = private unnamed_addr constant [2 x i64] [i64 35, i64 35] |
| |
| %struct.ident_t = type { i32, i32, i32, i32, i8* } |
| |
| @.str = private unnamed_addr constant [23 x i8] c";unknown;unknown;0;0;;\00", align 1 |
| @0 = private unnamed_addr global %struct.ident_t { i32 0, i32 2, i32 0, i32 0, i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str, i32 0, i32 0) }, align 8 |
| |
| ; CHECK-LABEL: {{[^@]+}}Successfully got offload values: |
| ; CHECK-NEXT: offload_baseptrs: double* %a --- %size.addr = alloca i32, align 4 --- |
| ; CHECK-NEXT: offload_ptrs: double* %a --- %size.addr = alloca i32, align 4 --- |
| ; CHECK-NEXT: offload_sizes: %0 = shl nuw nsw i64 %conv, 3 --- i64 4 --- |
| |
| ;int heavyComputation(double* a, unsigned size) { |
| ; int random = rand() % 7; |
| ; |
| ; //#pragma omp target data map(a[0:size], size) |
| ; void* args[2]; |
| ; args[0] = &a; |
| ; args[1] = &size; |
| ; __tgt_target_data_begin(..., args, ...) |
| ; |
| ; #pragma omp target teams |
| ; for (int i = 0; i < size; ++i) { |
| ; a[i] = ++a[i] * 3.141624; |
| ; } |
| ; |
| ; return random; |
| ;} |
| define dso_local i32 @heavyComputation(double* %a, i32 %size) { |
| entry: |
| %size.addr = alloca i32, align 4 |
| %.offload_baseptrs = alloca [2 x i8*], align 8 |
| %.offload_ptrs = alloca [2 x i8*], align 8 |
| %.offload_sizes = alloca [2 x i64], align 8 |
| |
| store i32 %size, i32* %size.addr, align 4 |
| %call = tail call i32 (...) @rand() |
| |
| %conv = zext i32 %size to i64 |
| %0 = shl nuw nsw i64 %conv, 3 |
| %1 = getelementptr inbounds [2 x i8*], [2 x i8*]* %.offload_baseptrs, i64 0, i64 0 |
| %2 = bitcast [2 x i8*]* %.offload_baseptrs to double** |
| store double* %a, double** %2, align 8 |
| %3 = getelementptr inbounds [2 x i8*], [2 x i8*]* %.offload_ptrs, i64 0, i64 0 |
| %4 = bitcast [2 x i8*]* %.offload_ptrs to double** |
| store double* %a, double** %4, align 8 |
| %5 = getelementptr inbounds [2 x i64], [2 x i64]* %.offload_sizes, i64 0, i64 0 |
| store i64 %0, i64* %5, align 8 |
| %6 = getelementptr inbounds [2 x i8*], [2 x i8*]* %.offload_baseptrs, i64 0, i64 1 |
| %7 = bitcast i8** %6 to i32** |
| store i32* %size.addr, i32** %7, align 8 |
| %8 = getelementptr inbounds [2 x i8*], [2 x i8*]* %.offload_ptrs, i64 0, i64 1 |
| %9 = bitcast i8** %8 to i32** |
| store i32* %size.addr, i32** %9, align 8 |
| %10 = getelementptr inbounds [2 x i64], [2 x i64]* %.offload_sizes, i64 0, i64 1 |
| store i64 4, i64* %10, align 8 |
| call void @__tgt_target_data_begin_mapper(%struct.ident_t* @0, i64 -1, i32 2, i8** nonnull %1, i8** nonnull %3, i64* nonnull %5, i64* getelementptr inbounds ([2 x i64], [2 x i64]* @.offload_maptypes., i64 0, i64 0), i8** null, i8** null) |
| %rem = srem i32 %call, 7 |
| call void @__tgt_target_data_end_mapper(%struct.ident_t* @0, i64 -1, i32 2, i8** nonnull %1, i8** nonnull %3, i64* nonnull %5, i64* getelementptr inbounds ([2 x i64], [2 x i64]* @.offload_maptypes., i64 0, i64 0), i8** null, i8** null) |
| ret i32 %rem |
| } |
| |
| declare void @__tgt_target_data_begin_mapper(%struct.ident_t*, i64, i32, i8**, i8**, i64*, i64*, i8**, i8**) |
| declare void @__tgt_target_data_end_mapper(%struct.ident_t*, i64, i32, i8**, i8**, i64*, i64*, i8**, i8**) |
| |
| declare dso_local i32 @rand(...) |
| |
| !llvm.module.flags = !{!0} |
| |
| !0 = !{i32 7, !"openmp", i32 50} |
| |