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TheRock/compiler/amd-llvm/polly/test/ScheduleOptimizer/ManualOptimization/disable_nonforced.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

59 lines
1.4 KiB
LLVM

; RUN: opt %loadNPMPolly '-passes=polly-custom<opt-isl>' -polly-print-opt-isl -disable-output < %s | FileCheck %s -match-full-lines
;
; Check that the disable_nonforced metadata is honored; optimization
; heuristics/rescheduling must not be applied.
;
define void @func(i32 %n, ptr noalias nonnull %A) {
entry:
br label %for
for:
%j = phi i32 [0, %entry], [%j.inc, %inc]
%j.cmp = icmp slt i32 %j, %n
br i1 %j.cmp, label %inner.for, label %exit
inner.for:
%i = phi i32 [0, %for], [%i.inc, %inner.inc]
br label %bodyA
bodyA:
%mul = mul nuw nsw i32 %j, 128
%add = add nuw nsw i32 %mul, %i
%A_idx = getelementptr inbounds double, ptr %A, i32 %add
store double 0.0, ptr %A_idx
br label %inner.inc
inner.inc:
%i.inc = add nuw nsw i32 %i, 1
%i.cmp = icmp slt i32 %i.inc, 128
br i1 %i.cmp, label %inner.for, label %inner.exit
inner.exit:
br label %inc, !llvm.loop !2
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, !3}
!3 = !{!"llvm.loop.disable_nonforced"}
; n/a indicates no new schedule was computed
;
; CHECK-LABEL: Printing analysis 'Polly - Optimize schedule of SCoP' for region: 'for => return' in function 'func':
; CHECK-NEXT: Calculated schedule:
; CHECK-NEXT: n/a