| ; RUN: opt < %s -indvars -S | FileCheck %s |
| 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 { |
| ; CHECK-LABEL: @testcase |
| ; CHECK: 120, %bb2.bb3_crit_edge |
| 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 |
| } |
