1; RUN: opt %loadPolly -polly-parallel \ 2; RUN: -polly-parallel-force -polly-codegen \ 3; RUN: -S -verify-dom-info < %s \ 4; RUN: | FileCheck %s -check-prefix=IR 5 6; RUN: opt %loadPolly -polly-parallel \ 7; RUN: -polly-parallel-force -polly-codegen -polly-omp-backend=LLVM \ 8; RUN: -S -verify-dom-info < %s \ 9; RUN: | FileCheck %s -check-prefix=LIBOMP-IR 10 11; RUN: opt %loadPolly -polly-parallel \ 12; RUN: -polly-parallel-force -polly-codegen -polly-omp-backend=LLVM \ 13; RUN: -polly-scheduling=static \ 14; RUN: -S -verify-dom-info < %s \ 15; RUN: | FileCheck %s -check-prefix=LIBOMP-STATIC-IR 16 17; Ensure the scalars are initialized before the OpenMP code is launched. 18; 19; #define N 1024 20; float A[N]; 21; 22; void single_parallel_loop(float alpha) { 23; for (long i = 0; i < N; i++) 24; A[i] = alpha; 25; } 26; 27 28; IR-LABEL: polly.start: 29; IR-NEXT: store float %alpha, float* %alpha.s2a 30 31; IR: GOMP_parallel_loop_runtime_start 32 33; LIBOMP-IR-LABEL: polly.start: 34; LIBOMP-IR-NEXT: store float %alpha, float* %alpha.s2a 35 36; LIBOMP-IR: call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call 37; LIBOMP-IR: call void @__kmpc_dispatch_init_{{[4|8]}} 38 39; LIBOMP-STATIC-IR: call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call 40; LIBOMP-STATIC-IR: call void @__kmpc_for_static_init_{{[4|8]}} 41 42target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" 43 44@A = common global [1024 x float] zeroinitializer, align 16 45 46define void @single_parallel_loop(float %alpha) nounwind { 47entry: 48 br label %for.i 49 50for.i: 51 %indvar = phi i64 [ %indvar.next, %for.inc], [ 0, %entry ] 52 %scevgep = getelementptr [1024 x float], [1024 x float]* @A, i64 0, i64 %indvar 53 %exitcond = icmp ne i64 %indvar, 1024 54 br i1 %exitcond, label %S, label %exit 55 56S: 57 %alphaplus = fadd float 1.0, %alpha 58 store float %alphaplus, float* %scevgep 59 br label %for.inc 60 61for.inc: 62 %indvar.next = add i64 %indvar, 1 63 br label %for.i 64 65exit: 66 ret void 67} 68