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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s3 4define fastcc i32 @decodeMP3(i32 %isize, ptr %done) nounwind {5; CHECK-LABEL: decodeMP3:6; CHECK: # %bb.0: # %entry7; CHECK-NEXT: xorl %eax, %eax8; CHECK-NEXT: retq9entry:10 br label %cond_true18911 12cond_true189: ; preds = %entry13 ret i32 014 15cond_next191: ; preds = %entry16 br label %cond_false.i917 18cond_false.i9: ; preds = %cond_next19119 ret i32 020 21cond_next37.i: ; preds = %cond_next19122 br label %cond_true44.i23 24cond_true44.i: ; preds = %cond_next37.i25 br label %bb414.preheader.i26 27cond_true11.i.i: ; preds = %cond_true44.i28 ret i32 029 30cond_false50.i: ; preds = %cond_next37.i31 ret i32 032 33bb414.preheader.i: ; preds = %cond_true44.i34 br label %do_layer3.exit35 36bb.i18: ; preds = %bb414.preheader.i37 br label %cond_true79.i38 39cond_true79.i: ; preds = %bb.i1840 ret i32 041 42bb331.i: ; preds = %bb358.i, %cond_true.i149.i43 br label %cond_false.i151.i44 45cond_true.i149.i: ; preds = %bb331.i46 br label %bb331.i47 48cond_false.i151.i: ; preds = %bb331.i49 ret i32 050 51bb163.i.i: ; preds = %bb178.preheader.i.i, %bb163.i.i52 %rawout2.451.rec.i.i = phi i64 [ 0, %bb178.preheader.i.i ], [ %indvar.next260.i, %bb163.i.i ] ; <i64> [#uses=2]53 %i.052.i.i = trunc i64 %rawout2.451.rec.i.i to i32 ; <i32> [#uses=1]54 %tmp165.i144.i = shl i32 %i.052.i.i, 5 ; <i32> [#uses=1]55 %tmp165169.i.i = sext i32 %tmp165.i144.i to i64 ; <i64> [#uses=0]56 %indvar.next260.i = add i64 %rawout2.451.rec.i.i, 1 ; <i64> [#uses=2]57 %exitcond261.i = icmp eq i64 %indvar.next260.i, 18 ; <i1> [#uses=1]58 br i1 %exitcond261.i, label %bb178.preheader.i.i, label %bb163.i.i59 60bb178.preheader.i.i: ; preds = %bb163.i.i, %cond_true.i149.i61 br label %bb163.i.i62 63bb358.i: ; preds = %bb.i1864 br label %bb406.i65 66bb406.i: ; preds = %bb358.i67 ret i32 068 69do_layer3.exit: ; preds = %bb414.preheader.i70 ret i32 071}72