2008-06-12-BinomialInt64.ll
1.65 KB
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; RUN: opt < %s -analyze -enable-new-pm=0 -scalar-evolution 2>/dev/null
; RUN: opt < %s -disable-output "-passes=print<scalar-evolution>" 2>/dev/null
; PR2433
define i32 @main1(i32 %argc, i8** %argv) nounwind {
entry:
br i1 false, label %bb10, label %bb23
bb10: ; preds = %bb10, %entry
%accum.03 = phi i64 [ %tmp14, %bb10 ], [ 0, %entry ] ; <i64> [#uses=1]
%i.02 = phi i32 [ %tmp16, %bb10 ], [ 0, %entry ] ; <i32> [#uses=1]
%d.1.01 = phi i64 [ %tmp5.i, %bb10 ], [ 0, %entry ] ; <i64> [#uses=1]
%tmp5.i = add i64 %d.1.01, 1 ; <i64> [#uses=2]
%tmp14 = add i64 %accum.03, %tmp5.i ; <i64> [#uses=2]
%tmp16 = add i32 %i.02, 1 ; <i32> [#uses=2]
%tmp20 = icmp slt i32 %tmp16, 0 ; <i1> [#uses=1]
br i1 %tmp20, label %bb10, label %bb23
bb23: ; preds = %bb10, %entry
%accum.0.lcssa = phi i64 [ 0, %entry ], [ %tmp14, %bb10 ] ; <i64> [#uses=0]
ret i32 0
}
define i32 @main2(i32 %argc, i8** %argv) {
entry:
%tmp8 = tail call i32 @atoi( i8* null ) nounwind readonly ; <i32> [#uses=1]
br i1 false, label %bb9, label %bb21
bb9: ; preds = %bb9, %entry
%accum.03 = phi i64 [ %tmp12, %bb9 ], [ 0, %entry ] ; <i64> [#uses=1]
%i.02 = phi i32 [ %tmp14, %bb9 ], [ 0, %entry ] ; <i32> [#uses=1]
%d.1.01 = phi i64 [ %tmp4.i, %bb9 ], [ 0, %entry ] ; <i64> [#uses=1]
%tmp4.i = add i64 %d.1.01, 1 ; <i64> [#uses=2]
%tmp12 = add i64 %accum.03, %tmp4.i ; <i64> [#uses=2]
%tmp14 = add i32 %i.02, 1 ; <i32> [#uses=2]
%tmp18 = icmp slt i32 %tmp14, %tmp8 ; <i1> [#uses=1]
br i1 %tmp18, label %bb9, label %bb21
bb21: ; preds = %bb9, %entry
%accum.0.lcssa = phi i64 [ 0, %entry ], [ %tmp12, %bb9 ] ; <i64> [#uses=0]
ret i32 0
}
declare i32 @atoi(i8*) nounwind readonly