--- /dev/null
+; RUN: llvm-as < %s | opt -inline -tailduplicate -condprop -simplifycfg -disable-output
+; PR1575
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64"
+target triple = "i686-pc-linux-gnu"
+ %struct.DCTtab = type { i8, i8, i8 }
+ %struct.FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct.FILE*, i32, i32, i32, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i8*, i8*, i32, i32, [40 x i8] }
+ %struct.VLCtab = type { i8, i8 }
+ %struct._IO_FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct.FILE*, i32, i32, i32, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i8*, i8*, i32, i32, [40 x i8] }
+ %struct._IO_marker = type { %struct._IO_marker*, %struct.FILE*, i32 }
+ %struct.layer_data = type { i32, [2048 x i8], i8*, [16 x i8], i32, i8*, i32, i32, [64 x i32], [64 x i32], [64 x i32], [64 x i32], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [12 x [64 x i16]] }
+@ld = external global %struct.layer_data* ; <%struct.layer_data**> [#uses=1]
+@System_Stream_Flag = external global i32 ; <i32*> [#uses=0]
+@Fault_Flag = external global i32 ; <i32*> [#uses=2]
+@picture_coding_type = external global i32 ; <i32*> [#uses=1]
+@DCTtabnext = external global [12 x %struct.DCTtab] ; <[12 x %struct.DCTtab]*> [#uses=0]
+@DCTtab0 = external global [60 x %struct.DCTtab] ; <[60 x %struct.DCTtab]*> [#uses=0]
+@DCTtab1 = external global [8 x %struct.DCTtab] ; <[8 x %struct.DCTtab]*> [#uses=0]
+@DCTtab2 = external global [16 x %struct.DCTtab] ; <[16 x %struct.DCTtab]*> [#uses=0]
+@DCTtab3 = external global [16 x %struct.DCTtab] ; <[16 x %struct.DCTtab]*> [#uses=0]
+@DCTtab4 = external global [16 x %struct.DCTtab] ; <[16 x %struct.DCTtab]*> [#uses=0]
+@DCTtab5 = external global [16 x %struct.DCTtab] ; <[16 x %struct.DCTtab]*> [#uses=0]
+@DCTtab6 = external global [16 x %struct.DCTtab] ; <[16 x %struct.DCTtab]*> [#uses=0]
+@Quiet_Flag = external global i32 ; <i32*> [#uses=0]
+@.str = external constant [51 x i8] ; <[51 x i8]*> [#uses=0]
+@stderr = external global %struct.FILE* ; <%struct.FILE**> [#uses=0]
+@.str1 = external constant [43 x i8] ; <[43 x i8]*> [#uses=0]
+@scan = external global [2 x [64 x i8]] ; <[2 x [64 x i8]]*> [#uses=0]
+@DCTtabfirst = external global [12 x %struct.DCTtab] ; <[12 x %struct.DCTtab]*> [#uses=0]
+@.str2 = external constant [55 x i8] ; <[55 x i8]*> [#uses=0]
+@.str3 = external constant [43 x i8] ; <[43 x i8]*> [#uses=0]
+@base = external global %struct.layer_data ; <%struct.layer_data*> [#uses=1]
+@enhan = external global %struct.layer_data ; <%struct.layer_data*> [#uses=0]
+@chroma_format = external global i32 ; <i32*> [#uses=2]
+@intra_dc_precision = external global i32 ; <i32*> [#uses=0]
+@intra_vlc_format = external global i32 ; <i32*> [#uses=0]
+@DCTtab0a = external global [252 x %struct.DCTtab] ; <[252 x %struct.DCTtab]*> [#uses=0]
+@DCTtab1a = external global [8 x %struct.DCTtab] ; <[8 x %struct.DCTtab]*> [#uses=0]
+@.str4 = external constant [51 x i8] ; <[51 x i8]*> [#uses=0]
+@.str5 = external constant [45 x i8] ; <[45 x i8]*> [#uses=0]
+@.str6 = external constant [44 x i8] ; <[44 x i8]*> [#uses=0]
+@.str7 = external constant [55 x i8] ; <[55 x i8]*> [#uses=0]
+@.str8 = external constant [44 x i8] ; <[44 x i8]*> [#uses=0]
+@Temporal_Reference_Base = external global i32 ; <i32*> [#uses=0]
+@True_Framenum_max = external global i32 ; <i32*> [#uses=0]
+@Temporal_Reference_GOP_Reset.b = external global i1 ; <i1*> [#uses=0]
+@frame_rate_Table = external constant [16 x double] ; <[16 x double]*> [#uses=0]
+@.str9 = external constant [43 x i8] ; <[43 x i8]*> [#uses=0]
+@horizontal_size = external global i32 ; <i32*> [#uses=0]
+@vertical_size = external global i32 ; <i32*> [#uses=0]
+@aspect_ratio_information = external global i32 ; <i32*> [#uses=0]
+@frame_rate_code = external global i32 ; <i32*> [#uses=0]
+@bit_rate_value = external global i32 ; <i32*> [#uses=0]
+@.str110 = external constant [18 x i8] ; <[18 x i8]*> [#uses=0]
+@vbv_buffer_size = external global i32 ; <i32*> [#uses=0]
+@constrained_parameters_flag = external global i32 ; <i32*> [#uses=0]
+@default_intra_quantizer_matrix = external global [64 x i8] ; <[64 x i8]*> [#uses=0]
+@drop_flag = external global i32 ; <i32*> [#uses=0]
+@hour = external global i32 ; <i32*> [#uses=0]
+@minute = external global i32 ; <i32*> [#uses=0]
+@.str211 = external constant [27 x i8] ; <[27 x i8]*> [#uses=0]
+@sec = external global i32 ; <i32*> [#uses=0]
+@frame = external global i32 ; <i32*> [#uses=0]
+@closed_gop = external global i32 ; <i32*> [#uses=0]
+@broken_link = external global i32 ; <i32*> [#uses=0]
+@temporal_reference = external global i32 ; <i32*> [#uses=0]
+@vbv_delay = external global i32 ; <i32*> [#uses=0]
+@full_pel_forward_vector = external global i32 ; <i32*> [#uses=0]
+@forward_f_code = external global i32 ; <i32*> [#uses=0]
+@full_pel_backward_vector = external global i32 ; <i32*> [#uses=0]
+@backward_f_code = external global i32 ; <i32*> [#uses=1]
+@Non_Linear_quantizer_scale = external global [32 x i8] ; <[32 x i8]*> [#uses=0]
+@.str312 = external constant [37 x i8] ; <[37 x i8]*> [#uses=0]
+@layer_id = external global i32 ; <i32*> [#uses=0]
+@profile_and_level_indication = external global i32 ; <i32*> [#uses=0]
+@progressive_sequence = external global i32 ; <i32*> [#uses=0]
+@.str413 = external constant [19 x i8] ; <[19 x i8]*> [#uses=0]
+@low_delay = external global i32 ; <i32*> [#uses=0]
+@frame_rate_extension_n = external global i32 ; <i32*> [#uses=0]
+@frame_rate_extension_d = external global i32 ; <i32*> [#uses=0]
+@frame_rate = external global double ; <double*> [#uses=0]
+@profile = external global i32 ; <i32*> [#uses=0]
+@level = external global i32 ; <i32*> [#uses=0]
+@bit_rate = external global double ; <double*> [#uses=0]
+@video_format = external global i32 ; <i32*> [#uses=0]
+@color_description = external global i32 ; <i32*> [#uses=0]
+@color_primaries = external global i32 ; <i32*> [#uses=0]
+@transfer_characteristics = external global i32 ; <i32*> [#uses=0]
+@matrix_coefficients = external global i32 ; <i32*> [#uses=0]
+@display_horizontal_size = external global i32 ; <i32*> [#uses=0]
+@.str514 = external constant [27 x i8] ; <[27 x i8]*> [#uses=0]
+@display_vertical_size = external global i32 ; <i32*> [#uses=0]
+@lower_layer_prediction_horizontal_size = external global i32 ; <i32*> [#uses=0]
+@.str615 = external constant [30 x i8] ; <[30 x i8]*> [#uses=0]
+@lower_layer_prediction_vertical_size = external global i32 ; <i32*> [#uses=0]
+@horizontal_subsampling_factor_m = external global i32 ; <i32*> [#uses=0]
+@horizontal_subsampling_factor_n = external global i32 ; <i32*> [#uses=0]
+@vertical_subsampling_factor_m = external global i32 ; <i32*> [#uses=0]
+@vertical_subsampling_factor_n = external global i32 ; <i32*> [#uses=0]
+@.str716 = external constant [38 x i8] ; <[38 x i8]*> [#uses=0]
+@repeat_first_field = external global i32 ; <i32*> [#uses=0]
+@top_field_first = external global i32 ; <i32*> [#uses=0]
+@picture_structure = external global i32 ; <i32*> [#uses=0]
+@frame_center_horizontal_offset = external global [3 x i32] ; <[3 x i32]*> [#uses=0]
+@.str817 = external constant [44 x i8] ; <[44 x i8]*> [#uses=0]
+@frame_center_vertical_offset = external global [3 x i32] ; <[3 x i32]*> [#uses=0]
+@.str918 = external constant [45 x i8] ; <[45 x i8]*> [#uses=0]
+@f_code = external global [2 x [2 x i32]] ; <[2 x [2 x i32]]*> [#uses=0]
+@frame_pred_frame_dct = external global i32 ; <i32*> [#uses=0]
+@concealment_motion_vectors = external global i32 ; <i32*> [#uses=1]
+@chroma_420_type = external global i32 ; <i32*> [#uses=0]
+@progressive_frame = external global i32 ; <i32*> [#uses=0]
+@composite_display_flag = external global i32 ; <i32*> [#uses=0]
+@v_axis = external global i32 ; <i32*> [#uses=0]
+@field_sequence = external global i32 ; <i32*> [#uses=0]
+@sub_carrier = external global i32 ; <i32*> [#uses=0]
+@burst_amplitude = external global i32 ; <i32*> [#uses=0]
+@sub_carrier_phase = external global i32 ; <i32*> [#uses=0]
+@lower_layer_temporal_reference = external global i32 ; <i32*> [#uses=0]
+@.str10 = external constant [55 x i8] ; <[55 x i8]*> [#uses=0]
+@lower_layer_horizontal_offset = external global i32 ; <i32*> [#uses=0]
+@.str11 = external constant [56 x i8] ; <[56 x i8]*> [#uses=0]
+@lower_layer_vertical_offset = external global i32 ; <i32*> [#uses=0]
+@spatial_temporal_weight_code_table_index = external global i32 ; <i32*> [#uses=0]
+@lower_layer_progressive_frame = external global i32 ; <i32*> [#uses=0]
+@lower_layer_deinterlaced_field_select = external global i32 ; <i32*> [#uses=0]
+@.str12 = external constant [36 x i8] ; <[36 x i8]*> [#uses=0]
+@copyright_flag = external global i32 ; <i32*> [#uses=0]
+@copyright_identifier = external global i32 ; <i32*> [#uses=0]
+@original_or_copy = external global i32 ; <i32*> [#uses=0]
+@.str13 = external constant [40 x i8] ; <[40 x i8]*> [#uses=0]
+@copyright_number_1 = external global i32 ; <i32*> [#uses=0]
+@.str14 = external constant [41 x i8] ; <[41 x i8]*> [#uses=0]
+@copyright_number_2 = external global i32 ; <i32*> [#uses=0]
+@.str15 = external constant [40 x i8] ; <[40 x i8]*> [#uses=0]
+@copyright_number_3 = external global i32 ; <i32*> [#uses=0]
+@Verbose_Flag = external global i32 ; <i32*> [#uses=0]
+@.str16 = external constant [31 x i8] ; <[31 x i8]*> [#uses=0]
+@.str17 = external constant [22 x i8] ; <[22 x i8]*> [#uses=0]
+@.str18 = external constant [27 x i8] ; <[27 x i8]*> [#uses=0]
+@.str19 = external constant [46 x i8] ; <[46 x i8]*> [#uses=0]
+@.str20 = external constant [25 x i8] ; <[25 x i8]*> [#uses=0]
+@.str21 = external constant [25 x i8] ; <[25 x i8]*> [#uses=0]
+@.str22 = external constant [25 x i8] ; <[25 x i8]*> [#uses=0]
+@temporal_reference_old.2592 = external global i32 ; <i32*> [#uses=0]
+@temporal_reference_wrap.2591.b = external global i1 ; <i1*> [#uses=0]
+@True_Framenum = external global i32 ; <i32*> [#uses=0]
+@Second_Field = external global i32 ; <i32*> [#uses=0]
+@.str23 = external constant [29 x i8] ; <[29 x i8]*> [#uses=0]
+@Ersatz_Flag = external global i32 ; <i32*> [#uses=0]
+@mb_width = external global i32 ; <i32*> [#uses=0]
+@mb_height = external global i32 ; <i32*> [#uses=0]
+@Two_Streams = external global i32 ; <i32*> [#uses=0]
+@.str124 = external constant [32 x i8] ; <[32 x i8]*> [#uses=0]
+@stwc_table.2193 = external constant [3 x [4 x i8]] ; <[3 x [4 x i8]]*> [#uses=0]
+@stwclass_table.2194 = external constant [9 x i8] ; <[9 x i8]*> [#uses=0]
+@current_frame = external global [3 x i8*] ; <[3 x i8*]*> [#uses=0]
+@Coded_Picture_Width = external global i32 ; <i32*> [#uses=0]
+@Chroma_Width = external global i32 ; <i32*> [#uses=0]
+@Clip = external global i8* ; <i8**> [#uses=0]
+@.str225 = external constant [30 x i8] ; <[30 x i8]*> [#uses=0]
+@.str326 = external constant [27 x i8] ; <[27 x i8]*> [#uses=0]
+@block_count = external global i32 ; <i32*> [#uses=1]
+@auxframe = external global [3 x i8*] ; <[3 x i8*]*> [#uses=0]
+@forward_reference_frame = external global [3 x i8*] ; <[3 x i8*]*> [#uses=0]
+@backward_reference_frame = external global [3 x i8*] ; <[3 x i8*]*> [#uses=0]
+@.str427 = external constant [34 x i8] ; <[34 x i8]*> [#uses=0]
+@Newref_progressive_frame.2631 = external global i32 ; <i32*> [#uses=0]
+@Oldref_progressive_frame.2630 = external global i32 ; <i32*> [#uses=0]
+@Reference_IDCT_Flag = external global i32 ; <i32*> [#uses=0]
+@.str528 = external constant [43 x i8] ; <[43 x i8]*> [#uses=0]
+@.str629 = external constant [29 x i8] ; <[29 x i8]*> [#uses=0]
+@.str730 = external constant [38 x i8] ; <[38 x i8]*> [#uses=0]
+@.str831 = external constant [32 x i8] ; <[32 x i8]*> [#uses=0]
+@PMBtab0 = external constant [8 x %struct.VLCtab] ; <[8 x %struct.VLCtab]*> [#uses=0]
+@PMBtab1 = external constant [8 x %struct.VLCtab] ; <[8 x %struct.VLCtab]*> [#uses=0]
+@BMBtab0 = external constant [16 x %struct.VLCtab] ; <[16 x %struct.VLCtab]*> [#uses=0]
+@BMBtab1 = external constant [8 x %struct.VLCtab] ; <[8 x %struct.VLCtab]*> [#uses=0]
+@spIMBtab = external constant [16 x %struct.VLCtab] ; <[16 x %struct.VLCtab]*> [#uses=0]
+@spPMBtab0 = external constant [16 x %struct.VLCtab] ; <[16 x %struct.VLCtab]*> [#uses=0]
+@spPMBtab1 = external constant [16 x %struct.VLCtab] ; <[16 x %struct.VLCtab]*> [#uses=0]
+@spBMBtab0 = external constant [14 x %struct.VLCtab] ; <[14 x %struct.VLCtab]*> [#uses=0]
+@spBMBtab1 = external constant [12 x %struct.VLCtab] ; <[12 x %struct.VLCtab]*> [#uses=0]
+@spBMBtab2 = external constant [8 x %struct.VLCtab] ; <[8 x %struct.VLCtab]*> [#uses=0]
+@SNRMBtab = external constant [8 x %struct.VLCtab] ; <[8 x %struct.VLCtab]*> [#uses=0]
+@MVtab0 = external constant [8 x %struct.VLCtab] ; <[8 x %struct.VLCtab]*> [#uses=0]
+@MVtab1 = external constant [8 x %struct.VLCtab] ; <[8 x %struct.VLCtab]*> [#uses=0]
+@MVtab2 = external constant [12 x %struct.VLCtab] ; <[12 x %struct.VLCtab]*> [#uses=0]
+@CBPtab0 = external constant [32 x %struct.VLCtab] ; <[32 x %struct.VLCtab]*> [#uses=0]
+@CBPtab1 = external constant [64 x %struct.VLCtab] ; <[64 x %struct.VLCtab]*> [#uses=0]
+@CBPtab2 = external constant [8 x %struct.VLCtab] ; <[8 x %struct.VLCtab]*> [#uses=0]
+@MBAtab1 = external constant [16 x %struct.VLCtab] ; <[16 x %struct.VLCtab]*> [#uses=0]
+@MBAtab2 = external constant [104 x %struct.VLCtab] ; <[104 x %struct.VLCtab]*> [#uses=0]
+@DClumtab0 = external constant [32 x %struct.VLCtab] ; <[32 x %struct.VLCtab]*> [#uses=0]
+@DClumtab1 = external constant [16 x %struct.VLCtab] ; <[16 x %struct.VLCtab]*> [#uses=0]
+@DCchromtab0 = external constant [32 x %struct.VLCtab] ; <[32 x %struct.VLCtab]*> [#uses=0]
+@DCchromtab1 = external constant [32 x %struct.VLCtab] ; <[32 x %struct.VLCtab]*> [#uses=0]
+@.str32 = external constant [56 x i8] ; <[56 x i8]*> [#uses=0]
+@.str133 = external constant [29 x i8] ; <[29 x i8]*> [#uses=0]
+@global_pic = external global i32 ; <i32*> [#uses=0]
+@global_MBA = external global i32 ; <i32*> [#uses=0]
+@.str1648 = external constant [45 x i8] ; <[45 x i8]*> [#uses=0]
+@.str1749 = external constant [33 x i8] ; <[33 x i8]*> [#uses=0]
+@.str1850 = external constant [42 x i8] ; <[42 x i8]*> [#uses=0]
+@iclp = external global i16* ; <i16**> [#uses=0]
+@iclip = external global [1024 x i16] ; <[1024 x i16]*> [#uses=0]
+@c = external global [8 x [8 x double]] ; <[8 x [8 x double]]*> [#uses=0]
+@Version = external global [28 x i8] ; <[28 x i8]*> [#uses=0]
+@Author = external global [41 x i8] ; <[41 x i8]*> [#uses=0]
+@Inverse_Table_6_9 = external global [8 x [4 x i32]] ; <[8 x [4 x i32]]*> [#uses=0]
+@Main_Bitstream_Filename = external global i8* ; <i8**> [#uses=0]
+@.str51 = external constant [36 x i8] ; <[36 x i8]*> [#uses=0]
+@Error_Text = external global [256 x i8] ; <[256 x i8]*> [#uses=0]
+@.str152 = external constant [52 x i8] ; <[52 x i8]*> [#uses=0]
+@.str253 = external constant [33 x i8] ; <[33 x i8]*> [#uses=0]
+@Enhancement_Layer_Bitstream_Filename = external global i8* ; <i8**> [#uses=0]
+@.str354 = external constant [46 x i8] ; <[46 x i8]*> [#uses=0]
+@.str455 = external constant [22 x i8] ; <[22 x i8]*> [#uses=0]
+@.str556 = external constant [30 x i8] ; <[30 x i8]*> [#uses=0]
+@Coded_Picture_Height = external global i32 ; <i32*> [#uses=0]
+@Chroma_Height = external global i32 ; <i32*> [#uses=0]
+@Table_6_20.3737 = external constant [3 x i32] ; <[3 x i32]*> [#uses=0]
+@.str657 = external constant [42 x i8] ; <[42 x i8]*> [#uses=0]
+@.str758 = external constant [41 x i8] ; <[41 x i8]*> [#uses=0]
+@.str859 = external constant [26 x i8] ; <[26 x i8]*> [#uses=0]
+@substitute_frame = external global [3 x i8*] ; <[3 x i8*]*> [#uses=0]
+@.str960 = external constant [34 x i8] ; <[34 x i8]*> [#uses=0]
+@llframe0 = external global [3 x i8*] ; <[3 x i8*]*> [#uses=0]
+@.str1061 = external constant [24 x i8] ; <[24 x i8]*> [#uses=0]
+@llframe1 = external global [3 x i8*] ; <[3 x i8*]*> [#uses=0]
+@.str1162 = external constant [24 x i8] ; <[24 x i8]*> [#uses=0]
+@lltmp = external global i16* ; <i16**> [#uses=0]
+@.str1263 = external constant [21 x i8] ; <[21 x i8]*> [#uses=0]
+@.str1364 = external constant [3 x i8] ; <[3 x i8]*> [#uses=0]
+@.str1465 = external constant [9 x i8] ; <[9 x i8]*> [#uses=0]
+@.str1566 = external constant [1195 x i8] ; <[1195 x i8]*> [#uses=0]
+@Output_Type = external global i32 ; <i32*> [#uses=0]
+@Main_Bitstream_Flag = external global i32 ; <i32*> [#uses=0]
+@.str1667 = external constant [55 x i8] ; <[55 x i8]*> [#uses=0]
+@.str1768 = external constant [49 x i8] ; <[49 x i8]*> [#uses=0]
+@.str1869 = external constant [39 x i8] ; <[39 x i8]*> [#uses=0]
+@Frame_Store_Flag = external global i32 ; <i32*> [#uses=0]
+@Big_Picture_Flag = external global i32 ; <i32*> [#uses=0]
+@.str1970 = external constant [49 x i8] ; <[49 x i8]*> [#uses=0]
+@Spatial_Flag = external global i32 ; <i32*> [#uses=0]
+@.str2071 = external constant [39 x i8] ; <[39 x i8]*> [#uses=0]
+@Lower_Layer_Picture_Filename = external global i8* ; <i8**> [#uses=0]
+@Output_Picture_Filename = external global i8* ; <i8**> [#uses=0]
+@.str2172 = external constant [1 x i8] ; <[1 x i8]*> [#uses=0]
+@.str2273 = external constant [39 x i8] ; <[39 x i8]*> [#uses=0]
+@.str2374 = external constant [49 x i8] ; <[49 x i8]*> [#uses=0]
+@User_Data_Flag = external global i32 ; <i32*> [#uses=0]
+@.str24 = external constant [40 x i8] ; <[40 x i8]*> [#uses=0]
+@.str25 = external constant [39 x i8] ; <[39 x i8]*> [#uses=0]
+@Substitute_Picture_Filename = external global i8* ; <i8**> [#uses=0]
+@.str26 = external constant [47 x i8] ; <[47 x i8]*> [#uses=0]
+@.str27 = external constant [55 x i8] ; <[55 x i8]*> [#uses=0]
+@Display_Progressive_Flag = external global i32 ; <i32*> [#uses=0]
+@.str28 = external constant [21 x i8] ; <[21 x i8]*> [#uses=0]
+@.str29 = external constant [2 x i8] ; <[2 x i8]*> [#uses=0]
+@hiQdither = external global i32 ; <i32*> [#uses=0]
+@Trace_Flag = external global i32 ; <i32*> [#uses=0]
+@Verify_Flag = external global i32 ; <i32*> [#uses=0]
+@Stats_Flag = external global i32 ; <i32*> [#uses=0]
+@Decode_Layer = external global i32 ; <i32*> [#uses=0]
+@.str75 = external constant [20 x i8] ; <[20 x i8]*> [#uses=0]
+@C.53.2124 = external constant [3 x [3 x i8]] ; <[3 x [3 x i8]]*> [#uses=0]
+@.str76 = external constant [3 x i8] ; <[3 x i8]*> [#uses=0]
+@C.60.2169 = external constant [3 x [3 x i8]] ; <[3 x [3 x i8]]*> [#uses=0]
+@.str77 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0]
+@.str178 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0]
+@.str279 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0]
+@.str380 = external constant [11 x i8] ; <[11 x i8]*> [#uses=0]
+@outfile = external global i32 ; <i32*> [#uses=0]
+@.str481 = external constant [20 x i8] ; <[20 x i8]*> [#uses=0]
+@optr = external global i8* ; <i8**> [#uses=0]
+@obfr = external global [4096 x i8] ; <[4096 x i8]*> [#uses=0]
+@.str582 = external constant [35 x i8] ; <[35 x i8]*> [#uses=0]
+@u422.3075 = external global i8* ; <i8**> [#uses=0]
+@v422.3076 = external global i8* ; <i8**> [#uses=0]
+@.str683 = external constant [14 x i8] ; <[14 x i8]*> [#uses=0]
+@.str784 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0]
+@u444.3185 = external global i8* ; <i8**> [#uses=0]
+@v444.3186 = external global i8* ; <i8**> [#uses=0]
+@u422.3183 = external global i8* ; <i8**> [#uses=0]
+@v422.3184 = external global i8* ; <i8**> [#uses=0]
+@.str885 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0]
+@.str986 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0]
+@tga24.3181 = external constant [14 x i8] ; <[14 x i8]*> [#uses=0]
+@.str1087 = external constant [14 x i8] ; <[14 x i8]*> [#uses=0]
+@bgate.2952.b = external global i1 ; <i1*> [#uses=0]
+@previous_temporal_reference.2947 = external global i32 ; <i32*> [#uses=0]
+@previous_picture_coding_type.2951 = external global i32 ; <i32*> [#uses=0]
+@previous_anchor_temporal_reference.2949 = external global i32 ; <i32*> [#uses=0]
+@.str88 = external constant [40 x i8] ; <[40 x i8]*> [#uses=0]
+@.str189 = external constant [31 x i8] ; <[31 x i8]*> [#uses=0]
+@.str290 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0]
+@.str391 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0]
+@.str492 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0]
+@.str593 = external constant [49 x i8] ; <[49 x i8]*> [#uses=0]
+@.str694 = external constant [3 x i8] ; <[3 x i8]*> [#uses=0]
+@.str795 = external constant [18 x i8] ; <[18 x i8]*> [#uses=0]
+@.str896 = external constant [42 x i8] ; <[42 x i8]*> [#uses=0]
+@.str97 = external constant [18 x i8] ; <[18 x i8]*> [#uses=0]
+@.str198 = external constant [24 x i8] ; <[24 x i8]*> [#uses=0]
+@.str299 = external constant [43 x i8] ; <[43 x i8]*> [#uses=0]
+
+declare void @Initialize_Buffer()
+
+declare void @Fill_Buffer()
+
+declare i32 @read(...)
+
+declare i32 @Get_Byte()
+
+declare i32 @Get_Word()
+
+declare i32 @Show_Bits(i32)
+
+declare i32 @Get_Bits1()
+
+declare void @Flush_Buffer(i32)
+
+declare void @Next_Packet()
+
+declare i32 @Get_Bits(i32)
+
+declare void @Decode_MPEG1_Intra_Block(i32, i32*)
+
+declare i32 @Get_Luma_DC_dct_diff()
+
+declare i32 @Get_Chroma_DC_dct_diff()
+
+declare i32 @puts(i8*)
+
+declare i32 @fwrite(i8*, i32, i32, i8*)
+
+declare void @Decode_MPEG1_Non_Intra_Block(i32)
+
+declare void @Decode_MPEG2_Intra_Block(i32, i32*)
+
+declare void @Decode_MPEG2_Non_Intra_Block(i32)
+
+declare i32 @Get_Hdr()
+
+declare i32 @Get_Bits32()
+
+declare i32 @fprintf(%struct.FILE*, i8*, ...)
+
+declare void @next_start_code()
+
+declare fastcc void @sequence_header()
+
+define internal fastcc void @group_of_pictures_header() {
+entry:
+ ret void
+}
+
+define internal fastcc void @picture_header() {
+entry:
+ unreachable
+}
+
+declare i32 @slice_header()
+
+declare fastcc void @extension_and_user_data()
+
+declare void @Flush_Buffer32()
+
+declare fastcc void @sequence_extension()
+
+declare fastcc void @sequence_display_extension()
+
+declare fastcc void @quant_matrix_extension()
+
+declare fastcc void @sequence_scalable_extension()
+
+declare void @Error(i8*)
+
+declare fastcc void @picture_display_extension()
+
+declare fastcc void @picture_coding_extension()
+
+declare fastcc void @picture_spatial_scalable_extension()
+
+declare fastcc void @picture_temporal_scalable_extension()
+
+declare fastcc void @extra_bit_information()
+
+declare void @marker_bit(i8*)
+
+declare fastcc void @user_data()
+
+declare fastcc void @copyright_extension()
+
+declare i32 @printf(i8*, ...)
+
+declare fastcc void @Update_Temporal_Reference_Tacking_Data()
+
+define void @Decode_Picture(i32 %bitstream_framenum, i32 %sequence_framenum) {
+entry:
+ %tmp16 = icmp eq i32 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp16, label %bb43, label %bb22
+
+bb22: ; preds = %entry
+ ret void
+
+bb43: ; preds = %entry
+ call fastcc void @picture_data( )
+ ret void
+}
+
+declare void @Substitute_Frame_Buffer(i32, i32)
+
+define void @Spatial_Prediction() {
+entry:
+ ret void
+}
+
+define internal fastcc void @picture_data() {
+entry:
+ %tmp4 = icmp eq i32 0, 3 ; <i1> [#uses=1]
+ br i1 %tmp4, label %bb8, label %bb
+
+bb: ; preds = %entry
+ ret void
+
+bb8: ; preds = %entry
+ %tmp11 = call fastcc i32 @slice( i32 0 ) ; <i32> [#uses=0]
+ ret void
+}
+
+define internal fastcc i32 @slice(i32 %MBAmax) {
+entry:
+ %tmp6 = icmp eq i32 0, 1 ; <i1> [#uses=1]
+ br i1 %tmp6, label %bb9, label %bb231
+
+bb9: ; preds = %entry
+ %tmp11 = icmp eq i32 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp11, label %bb27, label %bb17
+
+bb17: ; preds = %bb9
+ ret i32 0
+
+bb27: ; preds = %bb9
+ %tmp31 = icmp slt i32 0, %MBAmax ; <i1> [#uses=1]
+ br i1 %tmp31, label %bb110, label %bb231
+
+resync: ; preds = %bb139
+ ret i32 0
+
+bb110: ; preds = %bb27
+ %tmp113 = icmp slt i32 0, %MBAmax ; <i1> [#uses=1]
+ br i1 %tmp113, label %bb131, label %bb119
+
+bb119: ; preds = %bb110
+ ret i32 0
+
+bb131: ; preds = %bb110
+ %tmp133 = icmp eq i32 0, 1 ; <i1> [#uses=1]
+ br i1 %tmp133, label %bb139, label %bb166
+
+bb139: ; preds = %bb131
+ %tmp144 = call fastcc i32 @decode_macroblock( i32* null, i32* null, i32* null, i32* null, i32* null, [2 x [2 x i32]]* null, i32* null, [2 x i32]* null, i32* null ) ; <i32> [#uses=1]
+ switch i32 %tmp144, label %bb166 [
+ i32 -1, label %bb231
+ i32 0, label %resync
+ ]
+
+bb166: ; preds = %bb139, %bb131
+ ret i32 0
+
+bb231: ; preds = %bb139, %bb27, %entry
+ ret i32 0
+}
+
+declare i32 @Get_macroblock_address_increment()
+
+declare fastcc void @macroblock_modes(i32*, i32*, i32*, i32*, i32*, i32*, i32*, i32*, i32*)
+
+declare i32 @Get_macroblock_type()
+
+declare fastcc void @Add_Block(i32, i32, i32, i32, i32)
+
+declare fastcc void @Decode_SNR_Macroblock(i32*, i32*, i32, i32, i32*)
+
+declare i32 @Get_coded_block_pattern()
+
+declare fastcc void @Clear_Block(i32)
+
+declare fastcc void @Sum_Block(i32)
+
+declare fastcc void @Saturate(i16*)
+
+declare fastcc void @Update_Picture_Buffers()
+
+declare void @Output_Last_Frame_of_Sequence(i32)
+
+declare void @Write_Frame(i8**, i32)
+
+declare fastcc void @frame_reorder(i32, i32)
+
+declare fastcc void @motion_compensation(i32, i32, i32, [2 x [2 x i32]]*, [2 x i32]*, i32*, i32, i32)
+
+declare void @form_predictions(i32, i32, i32, i32, [2 x [2 x i32]]*, [2 x i32]*, i32*, i32)
+
+declare void @Reference_IDCT(i16*)
+
+declare void @Fast_IDCT(i16*)
+
+declare fastcc void @skipped_macroblock(i32*, [2 x [2 x i32]]*, i32*, [2 x i32]*, i32*, i32*)
+
+declare fastcc i32 @start_of_slice(i32*, i32*, i32*, [2 x [2 x i32]]*)
+
+define internal fastcc i32 @decode_macroblock(i32* %macroblock_type, i32* %stwtype, i32* %stwclass, i32* %motion_type, i32* %dct_type, [2 x [2 x i32]]* %PMV, i32* %dc_dct_pred, [2 x i32]* %motion_vertical_field_select, i32* %dmvector) {
+entry:
+ %tmp3 = icmp eq i32 0, 1 ; <i1> [#uses=1]
+ br i1 %tmp3, label %bb, label %bb15
+
+bb: ; preds = %entry
+ %tmp7 = icmp slt i32 0, 3 ; <i1> [#uses=1]
+ br i1 %tmp7, label %bb13, label %bb14
+
+bb13: ; preds = %bb
+ br label %bb15
+
+bb14: ; preds = %bb
+ ret i32 0
+
+bb15: ; preds = %bb13, %entry
+ %tmp21 = load i32* @Fault_Flag, align 4 ; <i32> [#uses=1]
+ %tmp22 = icmp eq i32 %tmp21, 0 ; <i1> [#uses=1]
+ br i1 %tmp22, label %bb29, label %bb630
+
+bb29: ; preds = %bb15
+ %tmp33 = icmp eq i32 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp33, label %bb91, label %bb39
+
+bb39: ; preds = %bb29
+ ret i32 0
+
+bb91: ; preds = %bb29
+ %tmp94 = and i32 0, 8 ; <i32> [#uses=0]
+ %tmp121 = load %struct.layer_data** @ld, align 4 ; <%struct.layer_data*> [#uses=0]
+ %tmp123 = load i32* null ; <i32> [#uses=1]
+ %tmp124 = icmp eq i32 %tmp123, 0 ; <i1> [#uses=1]
+ br i1 %tmp124, label %bb146, label %bb130
+
+bb130: ; preds = %bb91
+ call void @motion_vectors( [2 x [2 x i32]]* %PMV, i32* %dmvector, [2 x i32]* %motion_vertical_field_select, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0 )
+ br label %bb157
+
+bb146: ; preds = %bb91
+ br label %bb157
+
+bb157: ; preds = %bb146, %bb130
+ %tmp159 = icmp eq i32 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp159, label %bb166, label %bb630
+
+bb166: ; preds = %bb157
+ %tmp180 = icmp eq i32 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp180, label %bb201, label %bb186
+
+bb186: ; preds = %bb166
+ br label %bb212
+
+bb201: ; preds = %bb166
+ %tmp205 = load i32* @backward_f_code, align 4 ; <i32> [#uses=0]
+ br label %bb212
+
+bb212: ; preds = %bb201, %bb186
+ %tmp214 = icmp eq i32 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp214, label %bb221, label %bb630
+
+bb221: ; preds = %bb212
+ %tmp22422511 = and i32 0, 1 ; <i32> [#uses=1]
+ %toBool226 = icmp eq i32 %tmp22422511, 0 ; <i1> [#uses=1]
+ br i1 %toBool226, label %bb239, label %bb230
+
+bb230: ; preds = %bb221
+ ret i32 0
+
+bb239: ; preds = %bb221
+ %tmp241 = load i32* getelementptr (%struct.layer_data* @base, i32 0, i32 17), align 4 ; <i32> [#uses=0]
+ %tmp262 = icmp eq i32 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp262, label %bb296, label %bb268
+
+bb268: ; preds = %bb239
+ %tmp270 = load i32* @chroma_format, align 4 ; <i32> [#uses=1]
+ %tmp271 = icmp eq i32 %tmp270, 2 ; <i1> [#uses=1]
+ br i1 %tmp271, label %bb277, label %bb282
+
+bb277: ; preds = %bb268
+ br label %bb312
+
+bb282: ; preds = %bb268
+ %tmp283 = load i32* @chroma_format, align 4 ; <i32> [#uses=0]
+ br label %bb312
+
+bb296: ; preds = %bb239
+ %tmp298 = load i32* %macroblock_type ; <i32> [#uses=1]
+ %tmp2993009 = and i32 %tmp298, 1 ; <i32> [#uses=1]
+ %toBool301 = icmp eq i32 %tmp2993009, 0 ; <i1> [#uses=1]
+ br i1 %toBool301, label %bb312, label %bb305
+
+bb305: ; preds = %bb296
+ %tmp306 = load i32* @block_count, align 4 ; <i32> [#uses=0]
+ %tmp308 = add i32 0, -1 ; <i32> [#uses=0]
+ br label %bb312
+
+bb312: ; preds = %bb305, %bb296, %bb282, %bb277
+ %tmp313 = load i32* @Fault_Flag, align 4 ; <i32> [#uses=1]
+ %tmp314 = icmp eq i32 %tmp313, 0 ; <i1> [#uses=1]
+ br i1 %tmp314, label %bb398, label %bb630
+
+bb346: ; preds = %cond_true404
+ %toBool351 = icmp eq i32 0, 0 ; <i1> [#uses=1]
+ %tmp359 = icmp ne i32 0, 0 ; <i1> [#uses=2]
+ br i1 %toBool351, label %bb372, label %bb355
+
+bb355: ; preds = %bb346
+ br i1 %tmp359, label %bb365, label %bb368
+
+bb365: ; preds = %bb355
+ br label %bb386
+
+bb368: ; preds = %bb355
+ call void @Decode_MPEG1_Intra_Block( i32 0, i32* %dc_dct_pred )
+ br label %bb386
+
+bb372: ; preds = %bb346
+ br i1 %tmp359, label %bb382, label %bb384
+
+bb382: ; preds = %bb372
+ br label %bb386
+
+bb384: ; preds = %bb372
+ call void @Decode_MPEG1_Non_Intra_Block( i32 0 )
+ br label %bb386
+
+bb386: ; preds = %bb384, %bb382, %bb368, %bb365
+ %tmp388 = icmp eq i32 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp388, label %bb395, label %bb630
+
+bb395: ; preds = %cond_true404, %bb386
+ %tmp397 = add i32 0, 1 ; <i32> [#uses=0]
+ ret i32 0
+
+bb398: ; preds = %bb312
+ %tmp401 = icmp slt i32 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp401, label %cond_true404, label %bb407
+
+cond_true404: ; preds = %bb398
+ %tmp340341514 = and i32 0, 0 ; <i32> [#uses=1]
+ %toBool342 = icmp eq i32 %tmp340341514, 0 ; <i1> [#uses=1]
+ br i1 %toBool342, label %bb395, label %bb346
+
+bb407: ; preds = %bb398
+ %tmp408 = load i32* @picture_coding_type, align 4 ; <i32> [#uses=0]
+ %tmp419 = load i32* %macroblock_type ; <i32> [#uses=1]
+ %tmp420 = and i32 %tmp419, 1 ; <i32> [#uses=1]
+ %tmp421 = icmp eq i32 %tmp420, 0 ; <i1> [#uses=0]
+ %tmp442 = load i32* %macroblock_type ; <i32> [#uses=1]
+ %tmp4434447 = and i32 %tmp442, 1 ; <i32> [#uses=0]
+ %tmp450 = load i32* @concealment_motion_vectors, align 4 ; <i32> [#uses=0]
+ %tmp572 = icmp eq i32 0, 4 ; <i1> [#uses=1]
+ br i1 %tmp572, label %bb578, label %bb630
+
+bb578: ; preds = %bb407
+ %tmp613 = getelementptr [2 x [2 x i32]]* %PMV, i32 1, i32 1, i32 1 ; <i32*> [#uses=0]
+ %tmp618 = getelementptr [2 x [2 x i32]]* %PMV, i32 1, i32 1, i32 0 ; <i32*> [#uses=0]
+ %tmp623 = getelementptr [2 x [2 x i32]]* %PMV, i32 0, i32 1, i32 1 ; <i32*> [#uses=0]
+ %tmp628 = getelementptr [2 x [2 x i32]]* %PMV, i32 0, i32 1, i32 0 ; <i32*> [#uses=0]
+ ret i32 1
+
+bb630: ; preds = %bb407, %bb386, %bb312, %bb212, %bb157, %bb15
+ %tmp.0 = phi i32 [ 0, %bb15 ], [ 0, %bb157 ], [ 0, %bb212 ], [ 0, %bb312 ], [ 0, %bb386 ], [ 1, %bb407 ] ; <i32> [#uses=1]
+ ret i32 %tmp.0
+}
+
+declare void @motion_vectors([2 x [2 x i32]]*, i32*, [2 x i32]*, i32, i32, i32, i32, i32, i32, i32)
+
+declare void @motion_vector(i32*, i32*, i32, i32, i32, i32, i32)
+
+declare fastcc i32 @Get_I_macroblock_type()
+
+declare fastcc i32 @Get_P_macroblock_type()
+
+declare fastcc i32 @Get_B_macroblock_type()
+
+declare fastcc void @Get_D_macroblock_type()
+
+declare fastcc i32 @Get_I_Spatial_macroblock_type()
+
+declare fastcc i32 @Get_P_Spatial_macroblock_type()
+
+declare fastcc i32 @Get_B_Spatial_macroblock_type()
+
+declare fastcc i32 @Get_SNR_macroblock_type()
+
+declare i32 @Get_motion_code()
+
+declare i32 @Get_dmvector()
+
+declare fastcc void @idctrow(i16*)
+
+declare fastcc void @idctcol(i16*)
+
+declare void @Initialize_Fast_IDCT()
+
+declare void @Initialize_Reference_IDCT()
+
+declare double @cos(double)
+
+declare double @floor(double)
+
+declare fastcc void @decode_motion_vector(i32*, i32, i32, i32, i32)
+
+declare void @Dual_Prime_Arithmetic([2 x i32]*, i32*, i32, i32)
+
+declare i32 @main(i32, i8**)
+
+declare i32 @open(i8*, i32, ...)
+
+declare void @exit(i32)
+
+declare void @llvm.memcpy.i32(i8*, i8*, i32, i32)
+
+declare i32 @lseek(i32, i32, i32)
+
+declare i32 @sprintf(i8*, i8*, ...)
+
+declare i32 @close(i32)
+
+declare fastcc void @Initialize_Decoder()
+
+declare fastcc void @Initialize_Sequence()
+
+declare void @Print_Bits(i32, i32, i32)
+
+declare fastcc void @Process_Options(i32, i8**)
+
+declare i32 @toupper(i32)
+
+declare i32 @atoi(i8*)
+
+declare fastcc i32 @Headers()
+
+declare fastcc void @Decode_Bitstream()
+
+declare fastcc void @Deinitialize_Sequence()
+
+declare fastcc i32 @video_sequence(i32*)
+
+declare void @Clear_Options()
+
+declare fastcc void @form_prediction(i8**, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32)
+
+declare fastcc void @form_component_prediction(i8*, i8*, i32, i32, i32, i32, i32, i32, i32, i32, i32)
+
+declare fastcc void @Read_Lower_Layer_Component_Framewise(i32, i32, i32)
+
+declare i8* @strcat(i8*, i8*)
+
+declare %struct.FILE* @fopen(i8*, i8*)
+
+declare i32 @_IO_getc(%struct.FILE*)
+
+declare i32 @fclose(%struct.FILE*)
+
+declare fastcc void @Read_Lower_Layer_Component_Fieldwise(i32, i32, i32)
+
+declare fastcc void @Make_Spatial_Prediction_Frame(i32, i32, i8*, i8*, i16*, i8*, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32)
+
+declare fastcc void @Deinterlace(i8*, i8*, i32, i32, i32, i32)
+
+declare fastcc void @Subsample_Vertical(i8*, i16*, i32, i32, i32, i32, i32, i32, i32)
+
+declare fastcc void @Subsample_Horizontal(i16*, i8*, i32, i32, i32, i32, i32, i32, i32)
+
+declare fastcc void @store_one(i8*, i8**, i32, i32, i32)
+
+declare fastcc void @store_yuv(i8*, i8**, i32, i32, i32)
+
+declare fastcc void @store_yuv1(i8*, i8*, i32, i32, i32, i32)
+
+declare i32 @write(...)
+
+declare fastcc void @store_sif(i8*, i8**, i32, i32, i32)
+
+declare fastcc void @store_ppm_tga(i8*, i8**, i32, i32, i32, i32)
+
+declare fastcc void @putbyte(i32)
+
+declare fastcc void @putword(i32)
+
+declare fastcc void @conv422to444(i8*, i8*)
+
+declare fastcc void @conv420to422(i8*, i8*)
+
+declare fastcc void @Read_Frame(i8*, i8**, i32)
+
+declare fastcc i32 @Read_Components(i8*, i32)
+
+declare fastcc void @Read_Component(i8*, i8*, i32, i32)
+
+declare fastcc i32 @Extract_Components(i8*, i32)
+
+declare i32 @fseek(%struct.FILE*, i32, i32)
+
+declare i32 @fread(i8*, i32, i32, %struct.FILE*)
+
+declare fastcc void @Copy_Frame(i8*, i8*, i32, i32, i32, i32)
+
+declare i32 @Get_Long()
projects / oota-llvm.git / commitdiff