llvm/test/Transforms/IndVarSimplify/loop_evaluate_5.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

33 lines
1.1 KiB
LLVM

; RUN: opt < %s -indvars -S | grep {120, %bb2.bb3_crit_edge}
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64"
target triple = "i686-pc-linux-gnu"
; Indvars should be able to compute an exit value for %tmp1.
define i32 @testcase(i5 zeroext %k) nounwind readnone {
entry:
br i1 false, label %bb3, label %bb.nph
bb.nph: ; preds = %entry
br label %bb
bb: ; preds = %bb2, %bb.nph
%result2 = phi i32 [ %tmp1, %bb2 ], [ 0, %bb.nph ] ; <i32> [#uses=1]
%k_01 = phi i5 [ %indvar_next1, %bb2 ], [ 0, %bb.nph ] ; <i5> [#uses=2]
%tmp2 = zext i5 %k_01 to i32 ; <i32> [#uses=1]
%tmp1 = add i32 %tmp2, %result2 ; <i32> [#uses=2]
%indvar_next1 = add i5 %k_01, 1 ; <i5> [#uses=2]
br label %bb2
bb2: ; preds = %bb
%phitmp = icmp eq i5 %indvar_next1, -16 ; <i1> [#uses=1]
br i1 %phitmp, label %bb2.bb3_crit_edge, label %bb
bb2.bb3_crit_edge: ; preds = %bb2
br label %bb3
bb3: ; preds = %bb2.bb3_crit_edge, %entry
%result.lcssa = phi i32 [ %tmp1, %bb2.bb3_crit_edge ], [ 0, %entry ] ; <i32> [#uses=1]
ret i32 %result.lcssa
}