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3e054fe9ef
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81257 91177308-0d34-0410-b5e6-96231b3b80d8
59 lines
1.9 KiB
LLVM
59 lines
1.9 KiB
LLVM
; RUN: opt < %s -indvars -S > %t
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; RUN: grep add %t | count 8
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; RUN: grep mul %t | count 7
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define void @foo(i64 %n, i64 %m, i64 %o, double* nocapture %p) nounwind {
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entry:
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%tmp = icmp sgt i64 %n, 0 ; <i1> [#uses=1]
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br i1 %tmp, label %bb.nph, label %return
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bb.nph: ; preds = %entry
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%tmp1 = mul i64 %n, 37 ; <i64> [#uses=1]
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%tmp2 = mul i64 %tmp1, %m ; <i64> [#uses=1]
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%tmp3 = mul i64 %tmp2, %o ; <i64> [#uses=1]
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br label %bb
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bb: ; preds = %bb, %bb.nph
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%i.01 = phi i64 [ %tmp3, %bb.nph ], [ %tmp13, %bb ] ; <i64> [#uses=3]
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%tmp9 = getelementptr double* %p, i64 %i.01 ; <double*> [#uses=1]
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%tmp10 = load double* %tmp9, align 8 ; <double> [#uses=1]
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%tmp11 = fdiv double %tmp10, 2.100000e+00 ; <double> [#uses=1]
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store double %tmp11, double* %tmp9, align 8
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%tmp13 = add i64 %i.01, 1 ; <i64> [#uses=2]
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%tmp14 = icmp slt i64 %tmp13, %n ; <i1> [#uses=1]
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br i1 %tmp14, label %bb, label %return.loopexit
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return.loopexit: ; preds = %bb
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br label %return
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return: ; preds = %return.loopexit, %entry
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ret void
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}
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define void @bar(i64 %n, i64 %m, i64 %o, i64 %q, double* nocapture %p) nounwind {
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entry:
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%tmp = icmp sgt i64 %n, 0 ; <i1> [#uses=1]
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br i1 %tmp, label %bb.nph, label %return
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bb.nph: ; preds = %entry
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%tmp1 = mul i64 %n, %q ; <i64> [#uses=1]
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%tmp2 = mul i64 %tmp1, %m ; <i64> [#uses=1]
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%tmp3 = mul i64 %tmp2, %o ; <i64> [#uses=1]
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br label %bb
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bb: ; preds = %bb, %bb.nph
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%i.01 = phi i64 [ %tmp3, %bb.nph ], [ %tmp13, %bb ] ; <i64> [#uses=3]
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%tmp9 = getelementptr double* %p, i64 %i.01 ; <double*> [#uses=1]
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%tmp10 = load double* %tmp9, align 8 ; <double> [#uses=1]
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%tmp11 = fdiv double %tmp10, 2.100000e+00 ; <double> [#uses=1]
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store double %tmp11, double* %tmp9, align 8
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%tmp13 = add i64 %i.01, 1 ; <i64> [#uses=2]
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%tmp14 = icmp slt i64 %tmp13, %n ; <i1> [#uses=1]
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br i1 %tmp14, label %bb, label %return.loopexit
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return.loopexit: ; preds = %bb
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br label %return
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return: ; preds = %return.loopexit, %entry
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ret void
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}
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