; RUN: opt %loadPolly -polly-process-unprofitable=false \ ; RUN: -polly-detect-profitability-min-per-loop-insts=40 \ ; RUN: -polly-detect -analyze < %s | FileCheck %s -check-prefix=PROFITABLE ; RUN: opt %loadPolly -polly-process-unprofitable=true \ ; RUN: -polly-detect -analyze < %s | FileCheck %s -check-prefix=PROFITABLE ; RUN: opt %loadPolly -polly-process-unprofitable=false \ ; RUN: \ ; RUN: -polly-detect -analyze < %s | FileCheck %s -check-prefix=UNPROFITABLE ; UNPROFITABLE-NOT: Valid Region for Scop: ; PROFITABLE: Valid Region for Scop: ; void foo(float *A, float *B, long N) { ; for (long i = 0; i < 100; i++) ; A[i] += .... / * a lot of compute */ ; } ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @foo(float* %A, float* %B, i64 %N) { entry: br label %header header: %i.0 = phi i64 [ 0, %entry ], [ %tmp10, %header ] %tmp5 = sitofp i64 %i.0 to float %tmp6 = getelementptr inbounds float, float* %A, i64 %i.0 %tmp7 = load float, float* %tmp6, align 4 %tmp8 = fadd float %tmp7, %tmp5 %val0 = fadd float %tmp7, 1.0 %val1 = fadd float %val0, 1.0 %val2 = fadd float %val1, 1.0 %val3 = fadd float %val2, 1.0 %val4 = fadd float %val3, 1.0 %val5 = fadd float %val4, 1.0 %val6 = fadd float %val5, 1.0 %val7 = fadd float %val6, 1.0 %val8 = fadd float %val7, 1.0 %val9 = fadd float %val8, 1.0 %val10 = fadd float %val9, 1.0 %val11 = fadd float %val10, 1.0 %val12 = fadd float %val11, 1.0 %val13 = fadd float %val12, 1.0 %val14 = fadd float %val13, 1.0 %val15 = fadd float %val14, 1.0 %val16 = fadd float %val15, 1.0 %val17 = fadd float %val16, 1.0 %val18 = fadd float %val17, 1.0 %val19 = fadd float %val18, 1.0 %val20 = fadd float %val19, 1.0 %val21 = fadd float %val20, 1.0 %val22 = fadd float %val21, 1.0 %val23 = fadd float %val22, 1.0 %val24 = fadd float %val23, 1.0 %val25 = fadd float %val24, 1.0 %val26 = fadd float %val25, 1.0 %val27 = fadd float %val26, 1.0 %val28 = fadd float %val27, 1.0 %val29 = fadd float %val28, 1.0 %val30 = fadd float %val29, 1.0 %val31 = fadd float %val30, 1.0 %val32 = fadd float %val31, 1.0 %val33 = fadd float %val32, 1.0 %val34 = fadd float %val33, 1.0 %val35 = fadd float %val34, 1.0 %val36 = fadd float %val35, 1.0 %val37 = fadd float %val36, 1.0 %val38 = fadd float %val37, 1.0 %val39 = fadd float %val38, 1.0 %val40 = fadd float %val39, 1.0 %val41 = fadd float %val40, 1.0 %val42 = fadd float %val41, 1.0 %val43 = fadd float %val42, 1.0 store float %val34, float* %tmp6, align 4 %exitcond = icmp ne i64 %i.0, 100 %tmp10 = add nsw i64 %i.0, 1 br i1 %exitcond, label %header, label %exit exit: ret void }