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