llvm/test/Transforms/GVN/2008-02-26-MemCpySize.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

47 lines
1.9 KiB
LLVM

; RUN: opt < %s -gvn -dse -S | grep {call.*memcpy.*cell} | count 2
; PR2099
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-f80:128:128"
target triple = "i686-apple-darwin9"
%struct.s = type { [11 x i8], i32 }
@.str = internal constant [11 x i8] c"0123456789\00" ; <[11 x i8]*> [#uses=1]
@cell = weak global %struct.s zeroinitializer ; <%struct.s*> [#uses=2]
declare i32 @check(%struct.s* byval %p) nounwind
declare i32 @strcmp(i8*, i8*) nounwind readonly
define i32 @main() noreturn nounwind {
entry:
%p = alloca %struct.s, align 8 ; <%struct.s*> [#uses=2]
store i32 99, i32* getelementptr (%struct.s* @cell, i32 0, i32 1), align 4
call void @llvm.memcpy.i32( i8* getelementptr (%struct.s* @cell, i32 0, i32 0, i32 0), i8* getelementptr ([11 x i8]* @.str, i32 0, i32 0), i32 11, i32 1 )
%tmp = getelementptr %struct.s* %p, i32 0, i32 0, i32 0 ; <i8*> [#uses=2]
call void @llvm.memcpy.i64( i8* %tmp, i8* getelementptr (%struct.s* @cell, i32 0, i32 0, i32 0), i64 16, i32 8 )
%tmp1.i = getelementptr %struct.s* %p, i32 0, i32 1 ; <i32*> [#uses=1]
%tmp2.i = load i32* %tmp1.i, align 4 ; <i32> [#uses=1]
%tmp3.i = icmp eq i32 %tmp2.i, 99 ; <i1> [#uses=1]
br i1 %tmp3.i, label %bb5.i, label %bb
bb5.i: ; preds = %entry
%tmp91.i = call i32 @strcmp( i8* %tmp, i8* getelementptr ([11 x i8]* @.str, i32 0, i32 0) ) nounwind readonly ; <i32> [#uses=1]
%tmp53 = icmp eq i32 %tmp91.i, 0 ; <i1> [#uses=1]
br i1 %tmp53, label %bb7, label %bb
bb: ; preds = %bb5.i, %entry
call void @abort( ) noreturn nounwind
unreachable
bb7: ; preds = %bb5.i
call void @exit( i32 0 ) noreturn nounwind
unreachable
}
declare void @llvm.memcpy.i32(i8*, i8*, i32, i32) nounwind
declare void @abort() noreturn nounwind
declare void @exit(i32) noreturn nounwind
declare void @llvm.memcpy.i64(i8*, i8*, i64, i32) nounwind