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1; RUN: opt %loadNPMPolly '-passes=polly-custom<scops>' -polly-print-scops -disable-output < %s 2>&1 | FileCheck %s2; RUN: opt %loadNPMPolly '-passes=polly-custom<ast>' -polly-print-ast -disable-output < %s 2>&1 | FileCheck %s --check-prefix=AST3;4; void f(int *A, int c, int N) {5; switch (c) {6; case -1: {7; for (int j = N; j > 0; j--)8; A[j] += A[j - 1];9; break;10; }11; case 1: {12; for (int j = 1; j <= N; j++)13; A[j] += A[j - 1];14; break;15; }16; }17; }18 19; CHECK: Statements {20; CHECK-NEXT: Stmt_for_body21; CHECK-NEXT: Domain :=22; CHECK-NEXT: [c, N] -> { Stmt_for_body[i0] : c = -1 and 0 <= i0 < N };23; CHECK-NEXT: Schedule :=24; CHECK-NEXT: [c, N] -> { Stmt_for_body[i0] -> [1, i0] };25; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]26; CHECK-NEXT: [c, N] -> { Stmt_for_body[i0] -> MemRef_A[-1 + N - i0] };27; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]28; CHECK-NEXT: [c, N] -> { Stmt_for_body[i0] -> MemRef_A[N - i0] };29; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]30; CHECK-NEXT: [c, N] -> { Stmt_for_body[i0] -> MemRef_A[N - i0] };31; CHECK-NEXT: Stmt_for_body_732; CHECK-NEXT: Domain :=33; CHECK-NEXT: [c, N] -> { Stmt_for_body_7[i0] : c = 1 and 0 <= i0 < N };34; CHECK-NEXT: Schedule :=35; CHECK-NEXT: [c, N] -> { Stmt_for_body_7[i0] -> [0, i0] };36; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]37; CHECK-NEXT: [c, N] -> { Stmt_for_body_7[i0] -> MemRef_A[i0] };38; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]39; CHECK-NEXT: [c, N] -> { Stmt_for_body_7[i0] -> MemRef_A[1 + i0] };40; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]41; CHECK-NEXT: [c, N] -> { Stmt_for_body_7[i0] -> MemRef_A[1 + i0] };42; CHECK-NEXT: }43 44; AST: if (1)45;46; AST: if (c == 1) {47; AST-NEXT: for (int c0 = 0; c0 < N; c0 += 1)48; AST-NEXT: Stmt_for_body_7(c0);49; AST-NEXT: } else if (c == -1)50; AST-NEXT: for (int c0 = 0; c0 < N; c0 += 1)51; AST-NEXT: Stmt_for_body(c0);52;53; AST: else54; AST-NEXT: { /* original code */ }55 56target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"57 58define void @f(ptr %A, i32 %c, i32 %N) {59entry:60 br label %entry.split61 62entry.split:63 switch i32 %c, label %sw.epilog [64 i32 -1, label %sw.bb65 i32 1, label %sw.bb.366 ]67 68sw.bb: ; preds = %entry69 %tmp = sext i32 %N to i6470 br label %for.cond71 72for.cond: ; preds = %for.inc, %sw.bb73 %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ %tmp, %sw.bb ]74 %j.0 = phi i32 [ %N, %sw.bb ], [ %dec, %for.inc ]75 %cmp = icmp sgt i64 %indvars.iv, 076 br i1 %cmp, label %for.body, label %for.end77 78for.body: ; preds = %for.cond79 %sub = add nsw i32 %j.0, -180 %idxprom = sext i32 %sub to i6481 %arrayidx = getelementptr inbounds i32, ptr %A, i64 %idxprom82 %tmp6 = load i32, ptr %arrayidx, align 483 %arrayidx2 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv84 %tmp7 = load i32, ptr %arrayidx2, align 485 %add = add nsw i32 %tmp7, %tmp686 store i32 %add, ptr %arrayidx2, align 487 br label %for.inc88 89for.inc: ; preds = %for.body90 %dec = add nsw i32 %j.0, -191 %indvars.iv.next = add nsw i64 %indvars.iv, -192 br label %for.cond93 94for.end: ; preds = %for.cond95 br label %sw.epilog96 97sw.bb.3: ; preds = %entry98 %tmp8 = sext i32 %N to i6499 br label %for.cond.5100 101for.cond.5: ; preds = %for.inc.14, %sw.bb.3102 %indvars.iv3 = phi i64 [ %indvars.iv.next4, %for.inc.14 ], [ 1, %sw.bb.3 ]103 %cmp6 = icmp sgt i64 %indvars.iv3, %tmp8104 br i1 %cmp6, label %for.end.15, label %for.body.7105 106for.body.7: ; preds = %for.cond.5107 %tmp9 = add nsw i64 %indvars.iv3, -1108 %arrayidx10 = getelementptr inbounds i32, ptr %A, i64 %tmp9109 %tmp10 = load i32, ptr %arrayidx10, align 4110 %arrayidx12 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv3111 %tmp11 = load i32, ptr %arrayidx12, align 4112 %add13 = add nsw i32 %tmp11, %tmp10113 store i32 %add13, ptr %arrayidx12, align 4114 br label %for.inc.14115 116for.inc.14: ; preds = %for.body.7117 %indvars.iv.next4 = add nuw nsw i64 %indvars.iv3, 1118 br label %for.cond.5119 120for.end.15: ; preds = %for.cond.5121 br label %sw.epilog122 123sw.epilog: ; preds = %for.end.15, %for.end, %entry124 ret void125}126