forked from OSchip/llvm-project
196 lines
4.3 KiB
LLVM
196 lines
4.3 KiB
LLVM
; RUN: opt %loadPolly -pass-remarks-analysis="polly-scops" -polly-scops \
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; RUN: < %s 2>&1 | FileCheck %s
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; We build a scop of the following form to check that the domain construction
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; does not take a huge amount of time, but that we instead just bail out.
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;
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; loop.header
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; / | \ \
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; A0 A2 A4 \
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; \ / \ / \
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; A1 A3 \
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; / \ / \ |
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; B0 B2 B4 |
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; \ / \ / |
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; B1 B3 ^
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; / \ / \ |
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; C0 C2 C4 |
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; \ / \ / /
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; C1 C3 /
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; \ / /
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; loop backedge
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; CHECK: Low complexity assumption: { : false }
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define void @foo(float* %A, float* %B, float* %C, float* %D, float* %E,
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i64 %A1.p, i64 %A2.p, i64 %A3.p,
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i64 %B1.p, i64 %B2.p, i64 %B3.p,
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i64 %C1.p, i64 %C2.p, i64 %C3.p,
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i64 %D1.p, i64 %D2.p, i64 %D3.p,
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i64 %E1.p, i64 %E2.p, i64 %E3.p) {
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entry:
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br label %loop.header
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loop.header:
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%indvar = phi i64 [0, %entry], [%indvar.next, %loop.backedge]
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switch i2 0, label %A0 [i2 1, label %A2 i2 2, label %A4]
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A0:
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%val.A0 = load float, float* %A
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store float %val.A0, float* %A
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br label %A1
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A2:
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%val.A2 = load float, float* %A
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store float %val.A2, float* %A
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%A2.cmp = icmp eq i64 %A2.p, 0
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br i1 %A2.cmp, label %A1, label %A3
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A4:
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%val.A4 = load float, float* %A
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store float %val.A4, float* %A
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br label %A3
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A1:
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%val.A1 = load float, float* %A
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store float %val.A1, float* %A
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%A1.cmp = icmp eq i64 %A1.p, 0
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br i1 %A1.cmp, label %B0, label %B2
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A3:
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%val.A3 = load float, float* %A
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store float %val.A3, float* %A
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%A3.cmp = icmp eq i64 %A3.p, 0
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br i1 %A3.cmp, label %B2, label %B4
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B0:
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%val.B0 = load float, float* %B
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store float %val.B0, float* %B
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br label %B1
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B2:
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%val.B2 = load float, float* %B
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store float %val.B2, float* %B
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%B2.cmp = icmp eq i64 %B2.p, 0
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br i1 %B2.cmp, label %B1, label %B3
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B4:
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%val.B4 = load float, float* %B
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store float %val.B4, float* %B
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br label %B3
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B1:
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%val.B1 = load float, float* %B
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store float %val.B1, float* %B
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%B1.cmp = icmp eq i64 %B1.p, 0
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br i1 %B1.cmp, label %C0, label %C2
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B3:
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%val.B3 = load float, float* %A
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store float %val.B3, float* %A
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%B3.cmp = icmp eq i64 %A3.p, 0
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br i1 %B3.cmp, label %C2, label %C4
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C0:
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%val.C0 = load float, float* %C
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store float %val.C0, float* %C
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br label %C1
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C2:
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%val.C2 = load float, float* %C
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store float %val.C2, float* %C
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%C2.cmp = icmp eq i64 %C2.p, 0
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br i1 %C2.cmp, label %C1, label %C3
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C4:
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%val.C4 = load float, float* %C
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store float %val.C4, float* %C
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br label %C3
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C1:
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%val.C1 = load float, float* %C
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store float %val.C1, float* %C
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%C1.cmp = icmp eq i64 %C1.p, 0
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br i1 %C1.cmp, label %D0, label %D2
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C3:
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%val.C3 = load float, float* %C
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store float %val.C3, float* %C
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%C3.cmp = icmp eq i64 %C3.p, 0
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br i1 %C3.cmp, label %D2, label %D4
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D0:
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%val.D0 = load float, float* %D
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store float %val.D0, float* %D
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br label %D1
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D2:
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%val.D2 = load float, float* %D
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store float %val.D2, float* %D
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%D2.cmp = icmp eq i64 %D2.p, 0
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br i1 %D2.cmp, label %D1, label %D3
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D4:
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%val.D4 = load float, float* %D
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store float %val.D4, float* %D
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br label %D3
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D1:
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%val.D1 = load float, float* %D
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store float %val.D1, float* %D
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%D1.cmp = icmp eq i64 %D1.p, 0
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br i1 %D1.cmp, label %E0, label %E2
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D3:
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%val.D3 = load float, float* %D
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store float %val.D3, float* %D
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%D3.cmp = icmp eq i64 %D3.p, 0
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br i1 %D3.cmp, label %E2, label %E4
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E0:
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%val.E0 = load float, float* %E
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store float %val.E0, float* %E
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br label %E1
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E2:
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%val.E2 = load float, float* %E
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store float %val.E2, float* %E
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%E2.cmp = icmp eq i64 %E2.p, 0
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br i1 %E2.cmp, label %E1, label %E3
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E4:
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%val.E4 = load float, float* %E
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store float %val.E4, float* %E
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br label %E3
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E1:
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%val.E1 = load float, float* %E
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store float %val.E1, float* %E
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%E1.cmp = icmp eq i64 %E1.p, 0
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br i1 %E1.cmp, label %F0, label %F2
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E3:
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%val.E3 = load float, float* %E
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store float %val.E3, float* %E
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%E3.cmp = icmp eq i64 %E3.p, 0
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br i1 %E3.cmp, label %F2, label %F4
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F0:
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br label %loop.backedge
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F2:
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br label %loop.backedge
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F4:
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br label %loop.backedge
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loop.backedge:
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%indvar.next = add i64 %indvar, 1
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%cmp = icmp ne i64 %indvar, 1000
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br i1 %cmp, label %loop.header, label %exit
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exit:
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ret void
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}
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