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      1 ; RUN: opt < %s -gvn -enable-load-pre -disable-output
      2 
      3 	%struct.VEC_rtx_base = type { i32, i32, [1 x %struct.rtx_def*] }
      4 	%struct.VEC_rtx_gc = type { %struct.VEC_rtx_base }
      5 	%struct.block_symbol = type { [3 x %struct.cgraph_rtl_info], %struct.object_block*, i64 }
      6 	%struct.cgraph_rtl_info = type { i32 }
      7 	%struct.object_block = type { %struct.section*, i32, i64, %struct.VEC_rtx_gc*, %struct.VEC_rtx_gc* }
      8 	%struct.rtvec_def = type { i32, [1 x %struct.rtx_def*] }
      9 	%struct.rtx_def = type { i16, i8, i8, %struct.u }
     10 	%struct.section = type { %struct.unnamed_section }
     11 	%struct.u = type { %struct.block_symbol }
     12 	%struct.unnamed_section = type { %struct.cgraph_rtl_info, void (i8*)*, i8*, %struct.section* }
     13 
     14 declare %struct.rtvec_def* @gen_rtvec(i32, ...)
     15 
     16 declare %struct.rtx_def* @plus_constant(%struct.rtx_def*, i64)
     17 
     18 declare %struct.rtx_def* @gen_rtx_fmt_Ei(i32, i32, %struct.rtvec_def*, i32)
     19 
     20 declare i32 @local_symbolic_operand(%struct.rtx_def*, i32)
     21 
     22 define %struct.rtx_def* @legitimize_pic_address(%struct.rtx_def* %orig, %struct.rtx_def* %reg) nounwind {
     23 entry:
     24 	%addr = alloca %struct.rtx_def*		; <%struct.rtx_def**> [#uses=5]
     25 	%iftmp.1532 = alloca %struct.rtx_def*		; <%struct.rtx_def**> [#uses=3]
     26 	store %struct.rtx_def* %orig, %struct.rtx_def** null
     27 	%0 = load %struct.rtx_def** null, align 4		; <%struct.rtx_def*> [#uses=0]
     28 	br i1 false, label %bb96, label %bb59
     29 
     30 bb59:		; preds = %entry
     31 	%1 = load %struct.rtx_def** %addr, align 4		; <%struct.rtx_def*> [#uses=1]
     32 	%2 = call i32 @local_symbolic_operand(%struct.rtx_def* %1, i32 0) nounwind		; <i32> [#uses=0]
     33 	br i1 false, label %bb96, label %bb63
     34 
     35 bb63:		; preds = %bb59
     36 	br i1 false, label %bb64, label %bb74
     37 
     38 bb64:		; preds = %bb63
     39 	br i1 false, label %bb72, label %bb65
     40 
     41 bb65:		; preds = %bb64
     42 	br label %bb72
     43 
     44 bb72:		; preds = %bb65, %bb64
     45 	br label %bb74
     46 
     47 bb74:		; preds = %bb72, %bb63
     48 	br i1 false, label %bb75, label %bb76
     49 
     50 bb75:		; preds = %bb74
     51 	br label %bb76
     52 
     53 bb76:		; preds = %bb75, %bb74
     54 	br i1 false, label %bb77, label %bb84
     55 
     56 bb77:		; preds = %bb76
     57 	%3 = getelementptr [1 x %struct.cgraph_rtl_info]* null, i32 0, i32 0		; <%struct.cgraph_rtl_info*> [#uses=0]
     58 	unreachable
     59 
     60 bb84:		; preds = %bb76
     61 	br i1 false, label %bb85, label %bb86
     62 
     63 bb85:		; preds = %bb84
     64 	br label %bb87
     65 
     66 bb86:		; preds = %bb84
     67 	br label %bb87
     68 
     69 bb87:		; preds = %bb86, %bb85
     70 	%4 = call %struct.rtx_def* @gen_rtx_fmt_Ei(i32 16, i32 0, %struct.rtvec_def* null, i32 1) nounwind		; <%struct.rtx_def*> [#uses=0]
     71 	br i1 false, label %bb89, label %bb90
     72 
     73 bb89:		; preds = %bb87
     74 	br label %bb91
     75 
     76 bb90:		; preds = %bb87
     77 	br label %bb91
     78 
     79 bb91:		; preds = %bb90, %bb89
     80 	br i1 false, label %bb92, label %bb93
     81 
     82 bb92:		; preds = %bb91
     83 	br label %bb94
     84 
     85 bb93:		; preds = %bb91
     86 	br label %bb94
     87 
     88 bb94:		; preds = %bb93, %bb92
     89 	unreachable
     90 
     91 bb96:		; preds = %bb59, %entry
     92 	%5 = load %struct.rtx_def** %addr, align 4		; <%struct.rtx_def*> [#uses=1]
     93 	%6 = getelementptr %struct.rtx_def* %5, i32 0, i32 0		; <i16*> [#uses=1]
     94 	%7 = load i16* %6, align 2		; <i16> [#uses=0]
     95 	br i1 false, label %bb147, label %bb97
     96 
     97 bb97:		; preds = %bb96
     98 	%8 = load %struct.rtx_def** %addr, align 4		; <%struct.rtx_def*> [#uses=0]
     99 	br i1 false, label %bb147, label %bb99
    100 
    101 bb99:		; preds = %bb97
    102 	unreachable
    103 
    104 bb147:		; preds = %bb97, %bb96
    105 	%9 = load %struct.rtx_def** %addr, align 4		; <%struct.rtx_def*> [#uses=1]
    106 	%10 = getelementptr %struct.rtx_def* %9, i32 0, i32 0		; <i16*> [#uses=1]
    107 	%11 = load i16* %10, align 2		; <i16> [#uses=0]
    108 	br i1 false, label %bb164, label %bb148
    109 
    110 bb148:		; preds = %bb147
    111 	br i1 false, label %bb164, label %bb149
    112 
    113 bb149:		; preds = %bb148
    114 	br i1 false, label %bb150, label %bb152
    115 
    116 bb150:		; preds = %bb149
    117 	unreachable
    118 
    119 bb152:		; preds = %bb149
    120 	br label %bb164
    121 
    122 bb164:		; preds = %bb152, %bb148, %bb147
    123 	%12 = getelementptr [1 x %struct.cgraph_rtl_info]* null, i32 0, i32 1		; <%struct.cgraph_rtl_info*> [#uses=0]
    124 	br i1 false, label %bb165, label %bb166
    125 
    126 bb165:		; preds = %bb164
    127 	br label %bb167
    128 
    129 bb166:		; preds = %bb164
    130 	br label %bb167
    131 
    132 bb167:		; preds = %bb166, %bb165
    133 	br i1 false, label %bb211, label %bb168
    134 
    135 bb168:		; preds = %bb167
    136 	br i1 false, label %bb211, label %bb170
    137 
    138 bb170:		; preds = %bb168
    139 	br i1 false, label %bb172, label %bb181
    140 
    141 bb172:		; preds = %bb170
    142 	br i1 false, label %bb179, label %bb174
    143 
    144 bb174:		; preds = %bb172
    145 	br i1 false, label %bb177, label %bb175
    146 
    147 bb175:		; preds = %bb174
    148 	br i1 false, label %bb177, label %bb176
    149 
    150 bb176:		; preds = %bb175
    151 	br label %bb178
    152 
    153 bb177:		; preds = %bb175, %bb174
    154 	br label %bb178
    155 
    156 bb178:		; preds = %bb177, %bb176
    157 	br label %bb180
    158 
    159 bb179:		; preds = %bb172
    160 	br label %bb180
    161 
    162 bb180:		; preds = %bb179, %bb178
    163 	br label %bb181
    164 
    165 bb181:		; preds = %bb180, %bb170
    166 	%13 = call %struct.rtvec_def* (i32, ...)* @gen_rtvec(i32 1, %struct.rtx_def* null) nounwind		; <%struct.rtvec_def*> [#uses=0]
    167 	unreachable
    168 
    169 bb211:		; preds = %bb168, %bb167
    170 	%14 = load %struct.rtx_def** %addr, align 4		; <%struct.rtx_def*> [#uses=0]
    171 	%15 = getelementptr [1 x %struct.cgraph_rtl_info]* null, i32 0, i32 0		; <%struct.cgraph_rtl_info*> [#uses=0]
    172 	store %struct.rtx_def* null, %struct.rtx_def** null, align 4
    173 	br i1 false, label %bb212, label %bb213
    174 
    175 bb212:		; preds = %bb211
    176 	store %struct.rtx_def* null, %struct.rtx_def** %iftmp.1532, align 4
    177 	br label %bb214
    178 
    179 bb213:		; preds = %bb211
    180 	store %struct.rtx_def* null, %struct.rtx_def** %iftmp.1532, align 4
    181 	br label %bb214
    182 
    183 bb214:		; preds = %bb213, %bb212
    184 	%16 = bitcast %struct.block_symbol* null to [1 x %struct.cgraph_rtl_info]*		; <[1 x %struct.cgraph_rtl_info]*> [#uses=1]
    185 	%17 = getelementptr [1 x %struct.cgraph_rtl_info]* %16, i32 0, i32 1		; <%struct.cgraph_rtl_info*> [#uses=0]
    186 	%18 = load %struct.rtx_def** %iftmp.1532, align 4		; <%struct.rtx_def*> [#uses=0]
    187 	%19 = getelementptr %struct.rtx_def* null, i32 0, i32 3		; <%struct.u*> [#uses=1]
    188 	%20 = getelementptr %struct.u* %19, i32 0, i32 0		; <%struct.block_symbol*> [#uses=1]
    189 	%21 = bitcast %struct.block_symbol* %20 to [1 x i64]*		; <[1 x i64]*> [#uses=1]
    190 	%22 = getelementptr [1 x i64]* %21, i32 0, i32 0		; <i64*> [#uses=0]
    191 	%23 = call %struct.rtx_def* @plus_constant(%struct.rtx_def* null, i64 0) nounwind		; <%struct.rtx_def*> [#uses=0]
    192 	unreachable
    193 }
    194