llvm/test/Transforms/IndVarSimplify/variable-stride-ivs-1.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

44 lines
1.4 KiB
LLVM

; RUN: opt < %s -indvars
; PR4315
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "x86_64-undermydesk-freebsd8.0"
%struct.mbuf = type <{ %struct.mbuf*, i8*, i32, i8, i8, i8, i8 }>
define i32 @crash(%struct.mbuf* %m) nounwind {
entry:
br label %for.cond
for.cond: ; preds = %if.end, %entry
%i.0 = phi i32 [ 0, %entry ], [ %inc, %if.end ] ; <i32> [#uses=3]
%chksum.0 = phi i8 [ 0, %entry ], [ %conv3, %if.end ] ; <i8> [#uses=3]
%cmp = icmp slt i32 %i.0, 1 ; <i1> [#uses=1]
br i1 %cmp, label %for.body, label %do.body
for.body: ; preds = %for.cond
br i1 undef, label %if.end, label %do.body
if.end: ; preds = %for.body
%i.02 = trunc i32 %i.0 to i8 ; <i8> [#uses=1]
%conv3 = add i8 %chksum.0, %i.02 ; <i8> [#uses=1]
%inc = add i32 %i.0, 1 ; <i32> [#uses=1]
br label %for.cond
do.body: ; preds = %do.cond, %for.body, %for.cond
%chksum.2 = phi i8 [ undef, %do.cond ], [ %chksum.0, %for.body ], [ %chksum.0, %for.cond ] ; <i8> [#uses=1]
br i1 undef, label %do.cond, label %bb.nph
bb.nph: ; preds = %do.body
br label %while.body
while.body: ; preds = %while.body, %bb.nph
%chksum.13 = phi i8 [ undef, %while.body ], [ %chksum.2, %bb.nph ] ; <i8> [#uses=0]
br i1 undef, label %do.cond, label %while.body
do.cond: ; preds = %while.body, %do.body
br i1 false, label %do.end, label %do.body
do.end: ; preds = %do.cond
ret i32 0
}