1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s 3 4define fastcc i32 @decodeMP3(i32 %isize, ptr %done) nounwind { 5; CHECK-LABEL: decodeMP3: 6; CHECK: # %bb.0: # %entry 7; CHECK-NEXT: xorl %eax, %eax 8; CHECK-NEXT: retq 9entry: 10 br label %cond_true189 11 12cond_true189: ; preds = %entry 13 ret i32 0 14 15cond_next191: ; preds = %entry 16 br label %cond_false.i9 17 18cond_false.i9: ; preds = %cond_next191 19 ret i32 0 20 21cond_next37.i: ; preds = %cond_next191 22 br label %cond_true44.i 23 24cond_true44.i: ; preds = %cond_next37.i 25 br label %bb414.preheader.i 26 27cond_true11.i.i: ; preds = %cond_true44.i 28 ret i32 0 29 30cond_false50.i: ; preds = %cond_next37.i 31 ret i32 0 32 33bb414.preheader.i: ; preds = %cond_true44.i 34 br label %do_layer3.exit 35 36bb.i18: ; preds = %bb414.preheader.i 37 br label %cond_true79.i 38 39cond_true79.i: ; preds = %bb.i18 40 ret i32 0 41 42bb331.i: ; preds = %bb358.i, %cond_true.i149.i 43 br label %cond_false.i151.i 44 45cond_true.i149.i: ; preds = %bb331.i 46 br label %bb331.i 47 48cond_false.i151.i: ; preds = %bb331.i 49 ret i32 0 50 51bb163.i.i: ; preds = %bb178.preheader.i.i, %bb163.i.i 52 %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.i 59 60bb178.preheader.i.i: ; preds = %bb163.i.i, %cond_true.i149.i 61 br label %bb163.i.i 62 63bb358.i: ; preds = %bb.i18 64 br label %bb406.i 65 66bb406.i: ; preds = %bb358.i 67 ret i32 0 68 69do_layer3.exit: ; preds = %bb414.preheader.i 70 ret i32 0 71} 72