forked from OSchip/llvm-project
59 lines
2.1 KiB
LLVM
59 lines
2.1 KiB
LLVM
; RUN: opt -S -inline < %s | FileCheck %s
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; RUN: opt -S -passes='cgscc(inline)' < %s | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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; Function Attrs: norecurse nounwind uwtable
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define void @Body(i32* nocapture %res, i32* nocapture readnone %c, i32* nocapture readonly %d, i32* nocapture readonly %p, i32 %i) #0 {
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entry:
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%idxprom = sext i32 %i to i64
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%arrayidx = getelementptr inbounds i32, i32* %p, i64 %idxprom
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%0 = load i32, i32* %arrayidx, align 4
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%cmp = icmp eq i32 %0, 0
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%arrayidx2 = getelementptr inbounds i32, i32* %res, i64 %idxprom
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%1 = load i32, i32* %arrayidx2, align 4
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br i1 %cmp, label %cond.end, label %cond.false
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cond.false: ; preds = %entry
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%arrayidx6 = getelementptr inbounds i32, i32* %d, i64 %idxprom
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%2 = load i32, i32* %arrayidx6, align 4
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%add = add nsw i32 %2, %1
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br label %cond.end
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cond.end: ; preds = %entry, %cond.false
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%cond = phi i32 [ %add, %cond.false ], [ %1, %entry ]
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store i32 %cond, i32* %arrayidx2, align 4
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ret void
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}
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; Function Attrs: nounwind uwtable
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define void @Test(i32* %res, i32* %c, i32* %d, i32* %p, i32 %n) #1 {
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entry:
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br label %for.cond
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for.cond: ; preds = %for.body, %entry
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%i.0 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
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%cmp = icmp slt i32 %i.0, 1600
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br i1 %cmp, label %for.body, label %for.end
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for.body: ; preds = %for.cond
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call void @Body(i32* %res, i32* undef, i32* %d, i32* %p, i32 %i.0), !llvm.access.group !0
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%inc = add nsw i32 %i.0, 1
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br label %for.cond, !llvm.loop !1
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for.end: ; preds = %for.cond
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ret void
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}
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; CHECK-LABEL: @Test
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; CHECK: load i32,{{.*}}, !llvm.access.group !0
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; CHECK: load i32,{{.*}}, !llvm.access.group !0
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; CHECK: load i32,{{.*}}, !llvm.access.group !0
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; CHECK: store i32{{.*}}, !llvm.access.group !0
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; CHECK: br label %for.cond, !llvm.loop !1
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attributes #0 = { norecurse nounwind uwtable }
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!0 = distinct !{}
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!1 = distinct !{!0, !{!"llvm.loop.parallel_accesses", !0}}
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