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; RUN: llc < %s
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32"
target triple = "thumbv6t2-elf"
%struct.dwarf_cie = type <{ i32, i32, i8, [0 x i8], [3 x i8] }>
declare ptr @read_sleb128(ptr, ptr nocapture) nounwind
define i32 @get_cie_encoding(ptr %cie) nounwind {
entry:
br i1 undef, label %bb1, label %bb13
bb1: ; preds = %entry
%tmp38 = add i32 undef, 10 ; <i32> [#uses=1]
br label %bb.i
bb.i: ; preds = %bb.i, %bb1
%indvar.i = phi i32 [ 0, %bb1 ], [ %2, %bb.i ] ; <i32> [#uses=3]
%tmp39 = add i32 %indvar.i, %tmp38 ; <i32> [#uses=1]
%p_addr.0.i = getelementptr i8, ptr undef, i32 %tmp39 ; <ptr> [#uses=1]
%0 = load i8, ptr %p_addr.0.i, align 1 ; <i8> [#uses=1]
%1 = icmp slt i8 %0, 0 ; <i1> [#uses=1]
%2 = add i32 %indvar.i, 1 ; <i32> [#uses=1]
br i1 %1, label %bb.i, label %read_uleb128.exit
read_uleb128.exit: ; preds = %bb.i
%.sum40 = add i32 %indvar.i, undef ; <i32> [#uses=1]
%.sum31 = add i32 %.sum40, 2 ; <i32> [#uses=1]
%scevgep.i = getelementptr %struct.dwarf_cie, ptr %cie, i32 0, i32 3, i32 %.sum31 ; <ptr> [#uses=1]
%3 = call ptr @read_sleb128(ptr %scevgep.i, ptr undef) ; <ptr> [#uses=0]
unreachable
bb13: ; preds = %entry
ret i32 0
}
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