llvm/test/Transforms/IndVarSimplify/iterationCount_zext_or_trunc.ll
Dan Gohman 74786c0f43 Rename IndVarsSimplify to IndVarSimplify, to be consistent with
the name used in the code that these tests are for.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64624 91177308-0d34-0410-b5e6-96231b3b80d8
2009-02-16 00:56:15 +00:00

26 lines
794 B
LLVM

; RUN: llvm-as < %s | opt -indvars -disable-output
; ModuleID = 'testcase.bc'
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"
define i32 @testcase(i5 zeroext %k) {
entry:
br label %bb2
bb: ; preds = %bb2
%tmp1 = add i32 %tmp2, %result ; <i32> [#uses=1]
%indvar_next1 = add i5 %k_0, 1 ; <i5> [#uses=1]
br label %bb2
bb2: ; preds = %bb, %entry
%k_0 = phi i5 [ 0, %entry ], [ %indvar_next1, %bb ] ; <i5> [#uses=2]
%result = phi i32 [ 0, %entry ], [ %tmp1, %bb ] ; <i32> [#uses=2]
%tmp2 = zext i5 %k_0 to i32 ; <i32> [#uses=1]
%exitcond = icmp eq i32 %tmp2, 16 ; <i1> [#uses=1]
br i1 %exitcond, label %bb3, label %bb
bb3: ; preds = %bb2
ret i32 %result
}