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Line 18... |
typedef uint32_t instruction;
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typedef uint32_t instruction;
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typedef struct or1k_32_instruction_properties instruction_properties ;
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typedef struct or1k_32_instruction_properties instruction_properties ;
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#include "insn-lists.h"
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#include "insn-lists.h"
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// Enable debug printf'ing straight to stdout -- will be a LOT of output
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#define DEBUG_PRINT 0
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// Choose the output format, uncomment only one
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//#define DISPLAY_STRING
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#define DISPLAY_CSV
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// Variable to keep track of unique instructions we have
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// Variable to keep track of unique instructions we have
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int num_setup_insns;
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int num_setup_insns;
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int num_seen_insns;
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int num_seen_insns;
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struct or1k_insn_info * or1k_32_insns[OR1K_32_MAX_INSNS];
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struct or1k_insn_info * or1k_32_insns[OR1K_32_MAX_INSNS];
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| Line 1005... |
Line 997... |
// Passed binary copy of instruction, and pointer to properties struct
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// Passed binary copy of instruction, and pointer to properties struct
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// Each function that can collect staistics is called.
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// Each function that can collect staistics is called.
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void or1k_32_collect_stats(uint32_t insn,
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void or1k_32_collect_stats(uint32_t insn,
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struct or1k_32_instruction_properties * insn_props)
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struct or1k_32_instruction_properties * insn_props)
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{
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{
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// Add this instruction's occurance to our data
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// Add this instruction's occurrence to our data
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insn_lists_add(insn, insn_props);
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insn_lists_add(insn, insn_props);
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// n-tuple groupings stats recording here!
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// n-tuple groupings stats recording here!
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// only if we've seen enough to do all the sequence analysis
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// only if we've seen enough to do all the sequence analysis
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if (num_seen_insns > OR1K_MAX_GROUPINGS_ANALYSIS+1)
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if (num_seen_insns > OR1K_MAX_GROUPINGS_ANALYSIS+1)
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Line 1096... |
{
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{
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// Here we allocate space for the instruction's stats
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// Here we allocate space for the instruction's stats
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or1k_32_insn_lists_init_insn(insn, insn_props);
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or1k_32_insn_lists_init_insn(insn, insn_props);
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}
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}
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// Increment occurance count
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// Increment occurrence count
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((or1k_32_insns[insn_props->insn_index])->count)++;
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((or1k_32_insns[insn_props->insn_index])->count)++;
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// Add branch target value information, if instruction has it
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// Add branch target value information, if instruction has it
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if (insn_props->has_branchtarg)
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if (insn_props->has_branchtarg)
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{
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{
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Line 1298... |
int i, largest, largest_index;
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int i, largest, largest_index;
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int instructions_to_print = num_setup_insns;
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int instructions_to_print = num_setup_insns;
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#ifdef DISPLAY_CSV
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#ifdef DISPLAY_CSV
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fprintf(stream,"\"Most frequent instructions, descending\",\n");
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fprintf(stream,"\"Most frequent instructions, descending\",\n");
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fprintf(stream,"\"Instruction\",\"Occurances\",\"Frequency\",\n");
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fprintf(stream,"\"Instruction\",\"Occurrences\",\"Frequency\",\n");
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#endif
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#endif
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while (instructions_to_print)
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while (instructions_to_print)
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{
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{
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--instructions_to_print;
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--instructions_to_print;
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Line 1454... |
fprintf(stream,
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fprintf(stream,
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#ifdef DISPLAY_STRING
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#ifdef DISPLAY_STRING
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"Insn: \"%s\" statistics (%d times (%f%%))\n",
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"Insn: \"%s\" statistics (%d times (%f%%))\n",
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#endif
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#endif
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#ifdef DISPLAY_CSV
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#ifdef DISPLAY_CSV
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"\"Insn:\",\"%s\",\"occurances:\",%d,%f\n",
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"\"Instruction:\",\"%s\",\"occurrences:\",%d,%f\n",
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#endif
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#endif
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insn_info->insn_string,
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insn_info->insn_string,
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insn_info->count,
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insn_info->count,
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(float)(((float)((insn_info)->count))/
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(float)(((float)((insn_info)->count))/
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((float)num_seen_insns))*100.f
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((float)num_seen_insns))*100.f
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Line 1474... |
fprintf(stream,
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fprintf(stream,
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#ifdef DISPLAY_STRING
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#ifdef DISPLAY_STRING
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"Branch values:\n"
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"Branch values:\n"
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#endif
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#endif
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#ifdef DISPLAY_CSV
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#ifdef DISPLAY_CSV
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"\"branch distance\",\"occurances\"\n"
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"\"branch distance\",\"occurrences\"\n"
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#endif
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#endif
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);
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);
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i = 0;
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i = 0;
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while(i<insn_info->branch_info.count && i < max_stats)
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while(i<insn_info->branch_info.count && i < max_stats)
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{
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{
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Line 1737... |
largest_indx = 0;
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largest_indx = 0;
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for(set_count2=0;set_count2<total_sets_for_ntuple;set_count2++)
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for(set_count2=0;set_count2<total_sets_for_ntuple;set_count2++)
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largest_indx = (set_count_copy[set_count2 + 1] >
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largest_indx = (set_count_copy[set_count2 + 1] >
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set_count_copy[largest_indx + 1]) ?
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set_count_copy[largest_indx + 1]) ?
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set_count2 : largest_indx;
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set_count2 : largest_indx;
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// largest_indx is the index of the set with the highest occurance, so
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// largest_indx is the index of the set with the highest occurrence, so
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// let's print it out, but first get a pointer to the set's data
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// let's print it out, but first get a pointer to the set's data
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set = (int*)ntuplelist[largest_indx+1];
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set = (int*)ntuplelist[largest_indx+1];
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// Print out the sequence of prior isntructions
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// Print out the sequence of prior isntructions
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#ifdef DISPLAY_STRING
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#ifdef DISPLAY_STRING
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Line 1757... |
#ifdef DISPLAY_CSV
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#ifdef DISPLAY_CSV
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"\"%s\",",
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"\"%s\",",
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#endif
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#endif
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or1k_32_insns[(set[set_count2])]->insn_string);
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or1k_32_insns[(set[set_count2])]->insn_string);
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// now print out the occurances
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// now print out the occurrences
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fprintf(stream,
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fprintf(stream,
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#ifdef DISPLAY_STRING
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#ifdef DISPLAY_STRING
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"\t%d\ttimes (%f%%)\n",
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"\t%d\ttimes (%f%%)\n",
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#endif
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#endif
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#ifdef DISPLAY_CSV
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#ifdef DISPLAY_CSV
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| Line 1813... |
Line 1805... |
int insn_index;
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int insn_index;
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for(insn_index=0;insn_index<OR1K_32_MAX_INSNS;insn_index++)
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for(insn_index=0;insn_index<OR1K_32_MAX_INSNS;insn_index++)
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{
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{
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if (or1k_32_insns[insn_index] != NULL)
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if (or1k_32_insns[insn_index] != NULL)
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{
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{
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or1k_32_insn_top_n(or1k_32_insns[insn_index],stream,10);
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or1k_32_generate_groupings_stats(or1k_32_insns[insn_index],stream);
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#ifdef DISPLAY_STRING
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#ifdef DISPLAY_STRING
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fprintf(stream, "\t---\t---\t---\t---\n");
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fprintf(stream, "\t---\t---\t---\t---\n");
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#endif
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#endif
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#ifdef DISPLAY_CSV
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fprintf(stream, ",\n");
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#endif
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or1k_32_insn_top_n(or1k_32_insns[insn_index],stream,10);
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or1k_32_generate_groupings_stats(or1k_32_insns[insn_index],stream);
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}
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}
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}
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}
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#ifdef DISPLAY_STRING
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fprintf(stream, "\t---\t---\t---\t---\n");
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#endif
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#ifdef DISPLAY_CSV
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fprintf(stream, ",\n");
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#endif
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// print out most frequent n-tuple
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// print out most frequent n-tuple
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int ntuple;
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int ntuple;
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for(ntuple=2;ntuple<5;ntuple++)
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for(ntuple=2;ntuple<5;ntuple++)
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or1k_32_most_freq_ntuple(ntuple, stream, 10);
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or1k_32_most_freq_ntuple(ntuple, stream, 10);
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#ifdef DISPLAY_STRING
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fprintf(stream, "\t---\t---\t---\t---\n");
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#endif
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#ifdef DISPLAY_CSV
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fprintf(stream, ",\n");
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#endif
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// Do most frequent instruction analysis -- note this trashes instruction
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// Do most frequent instruction analysis -- note this trashes instruction
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// frequency count - should be fixed
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// frequency count - should be fixed
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#ifdef DISPLAY_STRING
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#ifdef DISPLAY_STRING
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fprintf(stream, "Individual instruction frequency:\n");
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fprintf(stream, "Individual instruction frequency:\n");
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#endif
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#endif
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