llvm/test/CodeGen/X86/2010-04-29-CoalescerCrash.ll

   1 ; RUN: llc < %s -relocation-model=pic -frame-pointer=all -verify-machineinstrs
   2 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
   3 target triple = "x86_64-unknown-linux-gnu"
   4
   5 define void @_ZN12_GLOBAL__N_113SPUAsmPrinter15EmitInstructionEPKN4llvm12MachineInstrE(ptr %this, ptr %MI) nounwind inlinehint align 2 {
   6 entry:
   7   br i1 undef, label %"3.i", label %"4.i"
   8
   9 "3.i":                                            ; preds = %entry
  10   unreachable
  11
  12 "4.i":                                            ; preds = %entry
  13   switch i32 undef, label %_ZN12_GLOBAL__N_113SPUAsmPrinter16printInstructionEPKN4llvm12MachineInstrERNS1_11raw_ostreamE.exit [
  14     i32 1, label %"5.i"
  15     i32 2, label %"6.i"
  16     i32 3, label %"7.i"
  17     i32 4, label %"8.i"
  18     i32 5, label %"9.i"
  19   ]
  20
  21 "5.i":                                            ; preds = %"4.i"
  22   unreachable
  23
  24 "6.i":                                            ; preds = %"4.i"
  25   switch i32 undef, label %"11.i" [
  26     i32 1, label %"12.i"
  27     i32 2, label %"13.i"
  28     i32 3, label %_ZN12_GLOBAL__N_113SPUAsmPrinter16printInstructionEPKN4llvm12MachineInstrERNS1_11raw_ostreamE.exit
  29     i32 4, label %"14.i"
  30   ]
  31
  32 "7.i":                                            ; preds = %"4.i"
  33   unreachable
  34
  35 "8.i":                                            ; preds = %"4.i"
  36   unreachable
  37
  38 "9.i":                                            ; preds = %"4.i"
  39   unreachable
  40
  41 "11.i":                                           ; preds = %"6.i"
  42   switch i32 undef, label %"15.i" [
  43     i32 1, label %"16.i"
  44     i32 2, label %"17.i"
  45     i32 3, label %"18.i"
  46     i32 4, label %"19.i"
  47     i32 5, label %"20.i"
  48     i32 6, label %"21.i"
  49     i32 7, label %"24.i"
  50     i32 8, label %"27.i"
  51     i32 9, label %"28.i"
  52     i32 10, label %"29.i"
  53     i32 11, label %"30.i"
  54     i32 12, label %"31.i"
  55     i32 13, label %"32.i"
  56     i32 14, label %"39.i"
  57   ]
  58
  59 "12.i":                                           ; preds = %"6.i"
  60   unreachable
  61
  62 "13.i":                                           ; preds = %"6.i"
  63   unreachable
  64
  65 "14.i":                                           ; preds = %"6.i"
  66   unreachable
  67
  68 "15.i":                                           ; preds = %"11.i"
  69   unreachable
  70
  71 "16.i":                                           ; preds = %"11.i"
  72   unreachable
  73
  74 "17.i":                                           ; preds = %"11.i"
  75   unreachable
  76
  77 "18.i":                                           ; preds = %"11.i"
  78   unreachable
  79
  80 "19.i":                                           ; preds = %"11.i"
  81   unreachable
  82
  83 "20.i":                                           ; preds = %"11.i"
  84   unreachable
  85
  86 "21.i":                                           ; preds = %"11.i"
  87   br i1 undef, label %"22.i", label %"23.i"
  88
  89 "22.i":                                           ; preds = %"21.i"
  90   unreachable
  91
  92 "23.i":                                           ; preds = %"21.i"
  93   unreachable
  94
  95 "24.i":                                           ; preds = %"11.i"
  96   unreachable
  97
  98 "27.i":                                           ; preds = %"11.i"
  99   unreachable
 100
 101 "28.i":                                           ; preds = %"11.i"
 102   unreachable
 103
 104 "29.i":                                           ; preds = %"11.i"
 105   unreachable
 106
 107 "30.i":                                           ; preds = %"11.i"
 108   unreachable
 109
 110 "31.i":                                           ; preds = %"11.i"
 111   unreachable
 112
 113 "32.i":                                           ; preds = %"11.i"
 114   unreachable
 115
 116 "39.i":                                           ; preds = %"11.i"
 117   br i1 undef, label %"41.i", label %"40.i"
 118
 119 "40.i":                                           ; preds = %"39.i"
 120   unreachable
 121
 122 "41.i":                                           ; preds = %"39.i"
 123   %0 = call i64 @_ZNK4llvm14MachineOperand6getImmEv(i8 undef) nounwind inlinehint ; <i64> [#uses=1]
 124   %1 = trunc i64 %0 to i16                        ; <i16> [#uses=1]
 125   br i1 undef, label %"42.i", label %"43.i"
 126
 127 "42.i":                                           ; preds = %"41.i"
 128   unreachable
 129
 130 "43.i":                                           ; preds = %"41.i"
 131   %2 = and i16 %1, -16                            ; <i16> [#uses=1]
 132   %3 = sext i16 %2 to i64                         ; <i64> [#uses=1]
 133   %4 = call i8 @_ZN4llvm11raw_ostreamlsEl(i8 undef, i64 %3) nounwind ; <i8> [#uses=0]
 134   unreachable
 135
 136 _ZN12_GLOBAL__N_113SPUAsmPrinter16printInstructionEPKN4llvm12MachineInstrERNS1_11raw_ostreamE.exit: ; preds = %"6.i", %"4.i"
 137   ret void
 138 }
 139
 140 declare i64 @_ZNK4llvm14MachineOperand6getImmEv(i8) nounwind inlinehint align 2
 141
 142 declare i8 @_ZN4llvm11raw_ostreamlsEl(i8, i64)