1; RUN: opt %loadNPMPolly -passes=polly-codegen -polly-codegen-generate-expressions=false \ 2; RUN: -S < %s | FileCheck %s -check-prefix=SCEV 3; RUN: opt %loadNPMPolly -passes=polly-codegen -polly-codegen-generate-expressions=true \ 4; RUN: -S < %s | FileCheck %s -check-prefix=ASTEXPR 5; 6; void foo(float A[]) { 7; for (long i = 0; i < 100; i++) 8; A[i % 4] += 10; 9; } 10 11; SCEV: polly.stmt.bb2: ; preds = %polly.loop_header 12; SCEV-NEXT: %0 = trunc i64 %polly.indvar to i2 13; SCEV-NEXT: %1 = zext i2 %0 to i64 14; SCEV-NEXT: %2 = shl nuw nsw i64 %1, 2 15; SCEV-NEXT: %scevgep = getelementptr i8, ptr %A, i64 %2 16; SCEV-NEXT: %tmp4_p_scalar_ = load float, ptr %scevgep, align 4, !alias.scope !2, !noalias !5 17; SCEV-NEXT: %p_tmp5 = fadd float %tmp4_p_scalar_, 1.000000e+01 18; SCEV-NEXT: store float %p_tmp5, ptr %scevgep, align 4, !alias.scope !2, !noalias !5 19; SCEV-NEXT: %polly.indvar_next = add nsw i64 %polly.indvar, 1 20; SCEV-NEXT: %polly.loop_cond = icmp sle i64 %polly.indvar_next, 99 21; SCEV-NEXT: br i1 %polly.loop_cond, label %polly.loop_header, label %polly.loop_exit 22 23; ASTEXPR: polly.stmt.bb2: ; preds = %polly.loop_header 24; ASTEXPR-NEXT: %pexp.pdiv_r = urem i64 %polly.indvar, 4 25; ASTEXPR-NEXT: %polly.access.A = getelementptr float, ptr %A, i64 %pexp.pdiv_r 26; ASTEXPR-NEXT: %tmp4_p_scalar_ = load float, ptr %polly.access.A, align 4, !alias.scope !2, !noalias !5 27; ASTEXPR-NEXT: %p_tmp5 = fadd float %tmp4_p_scalar_, 1.000000e+01 28; ASTEXPR-NEXT: %pexp.pdiv_r1 = urem i64 %polly.indvar, 4 29; ASTEXPR-NEXT: %polly.access.A2 = getelementptr float, ptr %A, i64 %pexp.pdiv_r1 30; ASTEXPR-NEXT: store float %p_tmp5, ptr %polly.access.A2, align 4, !alias.scope !2, !noalias !5 31; ASTEXPR-NEXT: %polly.indvar_next = add nsw i64 %polly.indvar, 1 32; ASTEXPR-NEXT: %polly.loop_cond = icmp sle i64 %polly.indvar_next, 99 33; ASTEXPR-NEXT: br i1 %polly.loop_cond, label %polly.loop_header, label %polly.loop_exit 34 35target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 36 37define void @foo(ptr %A) { 38bb: 39 br label %bb1 40 41bb1: ; preds = %bb6, %bb 42 %i.0 = phi i64 [ 0, %bb ], [ %tmp7, %bb6 ] 43 %exitcond = icmp ne i64 %i.0, 100 44 br i1 %exitcond, label %bb2, label %bb8 45 46bb2: ; preds = %bb1 47 %tmp = srem i64 %i.0, 4 48 %tmp3 = getelementptr inbounds float, ptr %A, i64 %tmp 49 %tmp4 = load float, ptr %tmp3, align 4 50 %tmp5 = fadd float %tmp4, 1.000000e+01 51 store float %tmp5, ptr %tmp3, align 4 52 br label %bb6 53 54bb6: ; preds = %bb2 55 %tmp7 = add nuw nsw i64 %i.0, 1 56 br label %bb1 57 58bb8: ; preds = %bb1 59 ret void 60} 61