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; RUN: llc < %s -mtriple=thumbv7-apple-darwin -relocation-model=pic | FileCheck %s
; Thumb2 target should reorder the bb's in order to use tbb / tbh.
%struct.R_flstr = type { i32, i32, i8* }
%struct._T_tstr = type { i32, %struct.R_flstr*, %struct._T_tstr* }
@_C_nextcmd = external global i32 ; <i32*> [#uses=3]
@.str31 = external constant [28 x i8], align 1 ; <[28 x i8]*> [#uses=1]
@_T_gtol = external global %struct._T_tstr* ; <%struct._T_tstr**> [#uses=2]
declare i32 @strlen(i8* nocapture) nounwind readonly
declare void @Z_fatal(i8*) noreturn nounwind
declare noalias i8* @calloc(i32, i32) nounwind
define i32 @main(i32 %argc, i8** nocapture %argv) nounwind {
; CHECK-LABEL: main:
; CHECK: tbb
entry:
br label %bb42.i
bb1.i2: ; preds = %bb42.i
br label %bb40.i
bb5.i: ; preds = %bb42.i
%0 = or i32 %argc, 32 ; <i32> [#uses=1]
br label %bb40.i
bb7.i: ; preds = %bb42.i
call void @_T_addtol(%struct._T_tstr** @_T_gtol, i32 0, i8* null) nounwind
unreachable
bb15.i: ; preds = %bb42.i
call void @_T_addtol(%struct._T_tstr** @_T_gtol, i32 2, i8* null) nounwind
unreachable
bb23.i: ; preds = %bb42.i
%1 = call i32 @strlen(i8* null) nounwind readonly ; <i32> [#uses=0]
unreachable
bb33.i: ; preds = %bb42.i
store i32 0, i32* @_C_nextcmd, align 4
%2 = call noalias i8* @calloc(i32 21, i32 1) nounwind ; <i8*> [#uses=0]
unreachable
bb34.i: ; preds = %bb42.i
%3 = load i32* @_C_nextcmd, align 4 ; <i32> [#uses=1]
%4 = add i32 %3, 1 ; <i32> [#uses=1]
store i32 %4, i32* @_C_nextcmd, align 4
%5 = call noalias i8* @calloc(i32 22, i32 1) nounwind ; <i8*> [#uses=0]
unreachable
bb35.i: ; preds = %bb42.i
%6 = call noalias i8* @calloc(i32 20, i32 1) nounwind ; <i8*> [#uses=0]
unreachable
bb37.i: ; preds = %bb42.i
%7 = call noalias i8* @calloc(i32 14, i32 1) nounwind ; <i8*> [#uses=0]
unreachable
bb39.i: ; preds = %bb42.i
call void @Z_fatal(i8* getelementptr ([28 x i8]* @.str31, i32 0, i32 0)) nounwind
unreachable
bb40.i: ; preds = %bb42.i, %bb5.i, %bb1.i2
br label %bb42.i
bb42.i: ; preds = %bb40.i, %entry
switch i32 %argc, label %bb39.i [
i32 67, label %bb33.i
i32 70, label %bb35.i
i32 77, label %bb37.i
i32 83, label %bb34.i
i32 97, label %bb7.i
i32 100, label %bb5.i
i32 101, label %bb40.i
i32 102, label %bb23.i
i32 105, label %bb15.i
i32 116, label %bb1.i2
]
}
declare void @_T_addtol(%struct._T_tstr** nocapture, i32, i8*) nounwind
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