Mercurial > hg > CbC > CbC_llvm
view llvm/test/Transforms/LoopUnroll/disable-loop-unrolling_forced.ll @ 266:00f31e85ec16 default tip
Added tag current for changeset 31d058e83c98
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Sat, 14 Oct 2023 10:13:55 +0900 |
parents | 1f2b6ac9f198 |
children |
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; RUN: opt -disable-loop-unrolling -O1 -S < %s | FileCheck %s ; ; Check loop unrolling metadata is honored despite automatic unrolling ; being disabled in the pass builder. ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" ; CHECK-LABEL: @forced( ; CHECK: load ; CHECK: load define void @forced(ptr nocapture %a) { entry: br label %for.body for.body: %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] %arrayidx = getelementptr inbounds i32, ptr %a, i64 %indvars.iv %0 = load i32, ptr %arrayidx, align 4 %inc = add nsw i32 %0, 1 store i32 %inc, ptr %arrayidx, align 4 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 %exitcond = icmp eq i64 %indvars.iv.next, 64 br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !0 for.end: ret void } !0 = distinct !{!0, !{!"llvm.loop.unroll.enable"}, !{!"llvm.loop.unroll.count", i32 2}}