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85 lines
2.6 KiB
C
85 lines
2.6 KiB
C
/* Capstone Disassembly Engine */
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/* By Rot127 <unisono@quyllur.org>, 2023 */
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#ifndef CS_MCINSTPRINTER_H
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#define CS_MCINSTPRINTER_H
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#include "MCInst.h"
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#include <assert.h>
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#include <capstone/platform.h>
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/// Returned by getMnemonic() of the AsmPrinters.
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typedef struct {
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const char *first; // Mnemonic
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uint64_t second; // Bits
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} MnemonicBitsInfo;
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/// Map from opcode to pattern list by binary search.
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typedef struct {
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uint32_t Opcode;
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uint16_t PatternStart;
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uint16_t NumPatterns;
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} PatternsForOpcode;
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/// Data for each alias pattern. Includes feature bits, string, number of
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/// operands, and a variadic list of conditions to check.
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typedef struct {
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uint32_t AsmStrOffset;
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uint32_t AliasCondStart;
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uint8_t NumOperands;
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uint8_t NumConds;
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} AliasPattern;
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typedef enum {
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AliasPatternCond_K_Feature, // Match only if a feature is enabled.
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AliasPatternCond_K_NegFeature, // Match only if a feature is disabled.
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AliasPatternCond_K_OrFeature, // Match only if one of a set of features is
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// enabled.
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AliasPatternCond_K_OrNegFeature, // Match only if one of a set of features
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// is disabled.
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AliasPatternCond_K_EndOrFeatures, // Note end of list of K_Or(Neg)?Features.
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AliasPatternCond_K_Ignore, // Match any operand.
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AliasPatternCond_K_Reg, // Match a specific register.
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AliasPatternCond_K_TiedReg, // Match another already matched register.
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AliasPatternCond_K_Imm, // Match a specific immediate.
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AliasPatternCond_K_RegClass, // Match registers in a class.
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AliasPatternCond_K_Custom, // Call custom matcher by index.
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} AliasPatternCond_CondKind;
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typedef struct {
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AliasPatternCond_CondKind Kind;
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uint32_t Value;
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} AliasPatternCond;
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typedef bool (*ValidateMCOperandFunc)(const MCOperand *MCOp, unsigned PredicateIndex);
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/// Tablegenerated data structures needed to match alias patterns.
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typedef struct {
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const PatternsForOpcode *OpToPatterns;
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const AliasPattern *Patterns;
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const AliasPatternCond *PatternConds;
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const char *AsmStrings;
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const ValidateMCOperandFunc ValidateMCOperand;
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} AliasMatchingData;
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const char *matchAliasPatterns(MCInst *MI, const AliasMatchingData *M);
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bool getUseMarkup(void);
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const char *markup(const char *s);
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struct IndexType {
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uint16_t encoding;
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unsigned index;
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};
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struct IndexTypeStr {
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const char *name;
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unsigned index;
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};
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// binary search for encoding in IndexType array
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// return -1 if not found, or index if found
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unsigned int binsearch_IndexTypeEncoding(const struct IndexType *index, size_t size, uint16_t encoding);
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unsigned int binsearch_IndexTypeStrEncoding(const struct IndexTypeStr *index, size_t size, const char *name);
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#endif // CS_MCINSTPRINTER_H
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