forked from OSchip/llvm-project
70 lines
2.4 KiB
LLVM
70 lines
2.4 KiB
LLVM
; RUN: opt %loadPolly -polly-import-jscop \
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; RUN: -polly-codegen -S < %s | FileCheck %s
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;
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; void non-affine-update(double A[], double C[], double B[]) {
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; for (int i = 0; i < 10; i++) {
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; if (A[i] >= 6)
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; B[i] += 42;
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; else
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; C[i] += 3;
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; }
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; }
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; Verify that all changed memory access functions are corectly code generated.
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; At some point this did not work due to memory access identifiers not being
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; unique within non-affine scop statements.
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; CHECK: polly.stmt.bb2:
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; CHECK: %scevgep = getelementptr double, double* %A, i64 %polly.indvar
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; CHECK: polly.stmt.bb9:
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; CHECK: %polly.access.C{{.*}} = getelementptr double, double* %C, i64 42
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; CHECK: %polly.access.C{{.*}} = getelementptr double, double* %C, i64 42
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; CHECK: polly.stmt.bb5:
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; CHECK: %polly.access.B{{.*}} = getelementptr double, double* %B, i64 113
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; CHECK: %polly.access.B{{.*}} = getelementptr double, double* %B, i64 113
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @non-affine-update(double* %A, double* %C, double* %B) {
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bb:
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br label %bb1
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bb1: ; preds = %bb14, %bb
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%indvars.iv = phi i64 [ %indvars.iv.next, %bb14 ], [ 0, %bb ]
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%exitcond = icmp ne i64 %indvars.iv, 10
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br i1 %exitcond, label %bb2, label %bb15
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bb2: ; preds = %bb1
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%tmp = getelementptr inbounds double, double* %A, i64 %indvars.iv
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%tmp3 = load double, double* %tmp, align 8
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%tmp4 = fcmp ult double %tmp3, 6.000000e+00
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br i1 %tmp4, label %bb9, label %bb5
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bb5: ; preds = %bb2
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%tmp6 = getelementptr inbounds double, double* %B, i64 %indvars.iv
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%tmp7 = load double, double* %tmp6, align 8
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%tmp8 = fadd double %tmp7, 4.200000e+01
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store double %tmp8, double* %tmp6, align 8
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br label %bb13
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bb9: ; preds = %bb2
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%tmp10 = getelementptr inbounds double, double* %C, i64 %indvars.iv
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%tmp11 = load double, double* %tmp10, align 8
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%tmp12 = fadd double %tmp11, 3.000000e+00
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store double %tmp12, double* %tmp10, align 8
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br label %bb13
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bb13: ; preds = %bb9, %bb5
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br label %bb14
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bb14: ; preds = %bb13
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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br label %bb1
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bb15: ; preds = %bb1
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ret void
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}
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