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