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; RUN: opt %loadPolly -polly-print-opt-isl -disable-output < %s | FileCheck %s --match-full-lines
;
; Apply two loop transformations. First partial, then full unrolling.
;
define void @func(double* noalias nonnull %A) {
entry:
br label %for
for:
%j = phi i32 [0, %entry], [%j.inc, %inc]
%j.cmp = icmp slt i32 %j, 12
br i1 %j.cmp, label %body, label %exit
body:
store double 42.0, double* %A
br label %inc
inc:
%j.inc = add nuw nsw i32 %j, 1
br label %for, !llvm.loop !2
exit:
br label %return
return:
ret void
}
!2 = distinct !{!2, !4, !5, !6}
!4 = !{!"llvm.loop.unroll.enable", i1 true}
!5 = !{!"llvm.loop.unroll.count", i4 4}
!6 = !{!"llvm.loop.unroll.followup_unrolled", !7}
!7 = distinct !{!7, !8, !9}
!8 = !{!"llvm.loop.unroll.enable", i1 true}
!9 = !{!"llvm.loop.unroll.full"}
; CHECK-LABEL: Printing analysis 'Polly - Optimize schedule of SCoP' for region: 'for => return' in function 'func':
; CHECK: domain: "{ Stmt_body[i0] : 0 <= i0 <= 11 }"
; CHECK sequence:
; CHECK: - filter: "{ Stmt_body[i0] : 0 <= i0 <= 3 }"
; CHECK sequence:
; CHECK: - filter: "{ Stmt_body[0] }"
; CHECK: - filter: "{ Stmt_body[i0] : (-1 + i0) mod 4 = 0 }"
; CHECK: - filter: "{ Stmt_body[i0] : (2 + i0) mod 4 = 0 }"
; CHECK: - filter: "{ Stmt_body[i0] : (1 + i0) mod 4 = 0 }"
; CHECK sequence:
; CHECK: - filter: "{ Stmt_body[i0] : 4 <= i0 <= 7 }"
; CHECK sequence:
; CHECK: - filter: "{ Stmt_body[4] }"
; CHECK: - filter: "{ Stmt_body[i0] : (-1 + i0) mod 4 = 0 }"
; CHECK: - filter: "{ Stmt_body[i0] : (2 + i0) mod 4 = 0 }"
; CHECK: - filter: "{ Stmt_body[i0] : (1 + i0) mod 4 = 0 }"
; CHECK sequence:
; CHECK: - filter: "{ Stmt_body[i0] : 8 <= i0 <= 11 }"
; CHECK sequence:
; CHECK: - filter: "{ Stmt_body[8] }"
; CHECK: - filter: "{ Stmt_body[i0] : (-1 + i0) mod 4 = 0 }"
; CHECK: - filter: "{ Stmt_body[i0] : (2 + i0) mod 4 = 0 }"
; CHECK: - filter: "{ Stmt_body[i0] : (1 + i0) mod 4 = 0 }"
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