llvm-mirror/test/Transforms/SimplifyCFG/2005-06-16-PHICrash.ll
Dan Gohman 205b641954 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.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

96 lines
4.0 KiB
LLVM

; RUN: opt < %s -simplifycfg -disable-output
; PR584
@g_38098584 = external global i32 ; <i32*> [#uses=1]
@g_60187400 = external global i32 ; <i32*> [#uses=1]
@g_59182229 = external global i32 ; <i32*> [#uses=2]
define i32 @_Z13func_26556482h(i8 %l_88173906) {
entry:
%tmp.1 = bitcast i8 %l_88173906 to i8 ; <i8> [#uses=2]
%tmp.3 = icmp eq i8 %l_88173906, 0 ; <i1> [#uses=1]
br i1 %tmp.3, label %else.0, label %then.0
then.0: ; preds = %entry
%tmp.5 = icmp eq i8 %l_88173906, 0 ; <i1> [#uses=1]
br i1 %tmp.5, label %else.1, label %then.1
then.1: ; preds = %then.0
br label %return
else.1: ; preds = %then.0
br label %loopentry.0
loopentry.0: ; preds = %no_exit.0, %else.1
%i.0.1 = phi i32 [ 0, %else.1 ], [ %inc.0, %no_exit.0 ] ; <i32> [#uses=2]
%tmp.9 = icmp sgt i32 %i.0.1, 99 ; <i1> [#uses=1]
br i1 %tmp.9, label %endif.0, label %no_exit.0
no_exit.0: ; preds = %loopentry.0
%inc.0 = add i32 %i.0.1, 1 ; <i32> [#uses=1]
br label %loopentry.0
else.0: ; preds = %entry
%tmp.12 = sext i8 %tmp.1 to i32 ; <i32> [#uses=1]
br label %return
endif.0: ; preds = %loopentry.0
%tmp.14 = sext i8 %tmp.1 to i32 ; <i32> [#uses=1]
%tmp.16 = zext i8 %l_88173906 to i32 ; <i32> [#uses=1]
%tmp.17 = icmp sgt i32 %tmp.14, %tmp.16 ; <i1> [#uses=1]
%tmp.19 = load i32* @g_59182229 ; <i32> [#uses=2]
br i1 %tmp.17, label %cond_true, label %cond_false
cond_true: ; preds = %endif.0
%tmp.20 = icmp ne i32 %tmp.19, 1 ; <i1> [#uses=1]
br label %cond_continue
cond_false: ; preds = %endif.0
%tmp.22 = icmp ne i32 %tmp.19, 0 ; <i1> [#uses=1]
br label %cond_continue
cond_continue: ; preds = %cond_false, %cond_true
%mem_tmp.0 = phi i1 [ %tmp.20, %cond_true ], [ %tmp.22, %cond_false ] ; <i1> [#uses=1]
br i1 %mem_tmp.0, label %then.2, label %else.2
then.2: ; preds = %cond_continue
%tmp.25 = zext i8 %l_88173906 to i32 ; <i32> [#uses=1]
br label %return
else.2: ; preds = %cond_continue
br label %loopentry.1
loopentry.1: ; preds = %endif.3, %else.2
%i.1.1 = phi i32 [ 0, %else.2 ], [ %inc.3, %endif.3 ] ; <i32> [#uses=2]
%i.3.2 = phi i32 [ undef, %else.2 ], [ %i.3.0, %endif.3 ] ; <i32> [#uses=2]
%l_88173906_addr.1 = phi i8 [ %l_88173906, %else.2 ], [ %l_88173906_addr.0, %endif.3 ] ; <i8> [#uses=3]
%tmp.29 = icmp sgt i32 %i.1.1, 99 ; <i1> [#uses=1]
br i1 %tmp.29, label %endif.2, label %no_exit.1
no_exit.1: ; preds = %loopentry.1
%tmp.30 = load i32* @g_38098584 ; <i32> [#uses=1]
%tmp.31 = icmp eq i32 %tmp.30, 0 ; <i1> [#uses=1]
br i1 %tmp.31, label %else.3, label %then.3
then.3: ; preds = %no_exit.1
br label %endif.3
else.3: ; preds = %no_exit.1
br i1 false, label %else.4, label %then.4
then.4: ; preds = %else.3
br label %endif.3
else.4: ; preds = %else.3
br i1 false, label %else.5, label %then.5
then.5: ; preds = %else.4
store i32 -1004318825, i32* @g_59182229
br label %return
else.5: ; preds = %else.4
br label %loopentry.3
loopentry.3: ; preds = %then.7, %else.5
%i.3.3 = phi i32 [ 0, %else.5 ], [ %inc.2, %then.7 ] ; <i32> [#uses=3]
%tmp.55 = icmp sgt i32 %i.3.3, 99 ; <i1> [#uses=1]
br i1 %tmp.55, label %endif.3, label %no_exit.3
no_exit.3: ; preds = %loopentry.3
%tmp.57 = icmp eq i8 %l_88173906_addr.1, 0 ; <i1> [#uses=1]
br i1 %tmp.57, label %else.7, label %then.7
then.7: ; preds = %no_exit.3
store i32 16239, i32* @g_60187400
%inc.2 = add i32 %i.3.3, 1 ; <i32> [#uses=1]
br label %loopentry.3
else.7: ; preds = %no_exit.3
br label %return
endif.3: ; preds = %loopentry.3, %then.4, %then.3
%i.3.0 = phi i32 [ %i.3.2, %then.3 ], [ %i.3.2, %then.4 ], [ %i.3.3, %loopentry.3 ] ; <i32> [#uses=1]
%l_88173906_addr.0 = phi i8 [ 100, %then.3 ], [ %l_88173906_addr.1, %then.4 ], [ %l_88173906_addr.1, %loopentry.3 ] ; <i8> [#uses=1]
%inc.3 = add i32 %i.1.1, 1 ; <i32> [#uses=1]
br label %loopentry.1
endif.2: ; preds = %loopentry.1
br label %return
return: ; preds = %endif.2, %else.7, %then.5, %then.2, %else.0, %then.1
%result.0 = phi i32 [ 1624650671, %then.1 ], [ %tmp.25, %then.2 ], [ 3379, %then.5 ], [ 52410, %else.7 ], [ -1526438411, %endif.2 ], [ %tmp.12, %else.0 ] ; <i32> [#uses=1]
ret i32 %result.0
}