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; 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, ptr }
@.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, ptr @.str }, align 8
; CHECK-LABEL: {{[^@]+}}Successfully got offload values:
; CHECK-NEXT: offload_baseptrs: ptr %a --- %size.addr = alloca i32, align 4 ---
; CHECK-NEXT: offload_ptrs: ptr %a --- %size.addr = alloca i32, align 4 ---
; CHECK-NEXT: offload_sizes: %0 = shl nuw nsw i64 %conv, 3 --- i64 4 ---
;int heavyComputation(ptr a, unsigned size) {
; int random = rand() % 7;
;
; //#pragma omp target data map(a[0:size], size)
; ptr 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] = ++aptr 3.141624;
; }
;
; return random;
;}
define dso_local i32 @heavyComputation(ptr %a, i32 %size) {
entry:
%size.addr = alloca i32, align 4
%.offload_baseptrs = alloca [2 x ptr], align 8
%.offload_ptrs = alloca [2 x ptr], align 8
%.offload_sizes = alloca [2 x i64], align 8
store i32 %size, ptr %size.addr, align 4
%call = tail call i32 (...) @rand()
%conv = zext i32 %size to i64
%0 = shl nuw nsw i64 %conv, 3
store ptr %a, ptr %.offload_baseptrs, align 8
store ptr %a, ptr %.offload_ptrs, align 8
store i64 %0, ptr %.offload_sizes, align 8
%1 = getelementptr inbounds [2 x ptr], ptr %.offload_baseptrs, i64 0, i64 1
store ptr %size.addr, ptr %1, align 8
%2 = getelementptr inbounds [2 x ptr], ptr %.offload_ptrs, i64 0, i64 1
store ptr %size.addr, ptr %2, align 8
%3 = getelementptr inbounds [2 x i64], ptr %.offload_sizes, i64 0, i64 1
store i64 4, ptr %3, align 8
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)
%rem = srem i32 %call, 7
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)
ret i32 %rem
}
declare void @__tgt_target_data_begin_mapper(ptr, i64, i32, ptr, ptr, ptr, ptr, ptr, ptr)
declare void @__tgt_target_data_end_mapper(ptr, i64, i32, ptr, ptr, ptr, ptr, ptr, ptr)
declare dso_local i32 @rand(...)
!llvm.module.flags = !{!0}
!0 = !{i32 7, !"openmp", i32 50}
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