96aac23864
alt_bitmap is only relevant in redqueen_trace mode, when libxdc does not produce a bitmap on its own..
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include "qemu/osdep.h"
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#pragma once
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#include "khash.h"
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#include <libxdc.h>
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typedef unsigned __int128 uint128_t;
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typedef uint128_t khint128_t;
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#define INIT_NUM_OF_STORED_TRANSITIONS 0xfffff
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/*! @function
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@abstract 64-bit integer hash function
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@param key The integer [khint64_t]
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@return The hash value [khint_t]
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*/
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#define kh_int128_hash_func(key) (khint32_t)((key)>>33^(key)^(key)<<11) ^ (((key>>64))>>33^((key>>64))^((key>>64))<<11)
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/*! @function
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@abstract 64-bit integer comparison function
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*/
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#define kh_int128_hash_equal(a, b) ((a) == (b))
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/*! @function
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@abstract Instantiate a hash map containing 64-bit integer keys
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@param name Name of the hash table [symbol]
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@param khval_t Type of values [type]
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*/
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#define KHASH_MAP_INIT_INT128(name, khval_t) \
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KHASH_INIT(name, khint128_t, khval_t, 1, kh_int128_hash_func, kh_int128_hash_equal)
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KHASH_MAP_INIT_INT128(RQ_TRACE, uint64_t)
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#define INIT_TRACE_IP 0xFFFFFFFFFFFFFFFFULL
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typedef struct redqueen_trace_s{
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khash_t(RQ_TRACE) *lookup;
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size_t num_ordered_transitions;
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size_t max_ordered_transitions;
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uint128_t* ordered_transitions;
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} redqueen_trace_t;
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/* libxdc outputs no bitmap in trace mode */
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void alt_bitmap_reset(void);
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void alt_bitmap_init(void* ptr, uint32_t size);
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redqueen_trace_t* redqueen_trace_new(void);
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void redqueen_trace_free(redqueen_trace_t* self);
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void redqueen_trace_register_transition(redqueen_trace_t* self, disassembler_mode_t mode, uint64_t from, uint64_t to);
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void redqueen_trace_init(void);
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void redqueen_set_trace_mode(void);
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void redqueen_unset_trace_mode(void);
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void redqueen_trace_flush(void);
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void redqueen_trace_reset(void);
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