llvm/test/Transforms/GVN/calls-nonlocal.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

50 lines
1.6 KiB
LLVM

; RUN: opt < %s -gvn -S | grep strlen | count 2
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 = "i386-apple-darwin9"
define i32 @test(i32 %g, i8* %P) nounwind {
entry:
%tmp2 = call i32 @strlen( i8* %P ) nounwind readonly ; <i32> [#uses=1]
%tmp3 = icmp eq i32 %tmp2, 100 ; <i1> [#uses=1]
%tmp34 = zext i1 %tmp3 to i8 ; <i8> [#uses=1]
%toBool = icmp ne i8 %tmp34, 0 ; <i1> [#uses=1]
br i1 %toBool, label %bb, label %bb6
bb: ; preds = %entry
br label %bb27
bb6: ; preds = %entry
%tmp8 = add i32 %g, 42 ; <i32> [#uses=2]
%tmp10 = call i32 @strlen( i8* %P ) nounwind readonly ; <i32> [#uses=1]
%tmp11 = icmp eq i32 %tmp10, 100 ; <i1> [#uses=1]
%tmp1112 = zext i1 %tmp11 to i8 ; <i8> [#uses=1]
%toBool13 = icmp ne i8 %tmp1112, 0 ; <i1> [#uses=1]
br i1 %toBool13, label %bb14, label %bb16
bb14: ; preds = %bb6
br label %bb27
bb16: ; preds = %bb6
%tmp18 = mul i32 %tmp8, 2 ; <i32> [#uses=1]
%tmp20 = call i32 @strlen( i8* %P ) nounwind readonly ; <i32> [#uses=1]
%tmp21 = icmp eq i32 %tmp20, 100 ; <i1> [#uses=1]
%tmp2122 = zext i1 %tmp21 to i8 ; <i8> [#uses=1]
%toBool23 = icmp ne i8 %tmp2122, 0 ; <i1> [#uses=1]
br i1 %toBool23, label %bb24, label %bb26
bb24: ; preds = %bb16
br label %bb27
bb26: ; preds = %bb16
br label %bb27
bb27: ; preds = %bb26, %bb24, %bb14, %bb
%tmp.0 = phi i32 [ 11, %bb26 ], [ %tmp18, %bb24 ], [ %tmp8, %bb14 ], [ %g, %bb ] ; <i32> [#uses=1]
br label %return
return: ; preds = %bb27
ret i32 %tmp.0
}
declare i32 @strlen(i8*) nounwind readonly