patcher-common.hpp File Reference

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Data Structures
struct	patchref_t

Macros
#define	PATCHER_resolve_class   (functionptr) patcher_resolve_class
#define	PATCHER_initialize_class   (functionptr) patcher_initialize_class
#define	PATCHER_resolve_classref_to_classinfo   (functionptr) patcher_resolve_classref_to_classinfo
#define	PATCHER_resolve_classref_to_vftbl   (functionptr) patcher_resolve_classref_to_vftbl
#define	PATCHER_resolve_classref_to_index   (functionptr) patcher_resolve_classref_to_index
#define	PATCHER_resolve_classref_to_flags   (functionptr) patcher_resolve_classref_to_flags
#define	PATCHER_resolve_native_function   (functionptr) patcher_resolve_native_function
#define	PATCHER_breakpoint   (functionptr) patcher_breakpoint
#define	PATCHER_get_putstatic   (functionptr) patcher_get_putstatic
#define	PATCHER_get_putfield   (functionptr) patcher_get_putfield
#define	PATCHER_invokestatic_special   (functionptr) patcher_invokestatic_special
#define	PATCHER_invokevirtual   (functionptr) patcher_invokevirtual
#define	PATCHER_invokeinterface   (functionptr) patcher_invokeinterface
#define	PATCHER_checkcast_interface   (functionptr) patcher_checkcast_interface
#define	PATCHER_instanceof_interface   (functionptr) patcher_instanceof_interface

Typedefs
typedef struct patchref_t	patchref_t

Functions
void	patcher_list_create (codeinfo *code)
void	patcher_list_reset (codeinfo *code)
void	patcher_list_free (codeinfo *code)
void	patcher_list_show (codeinfo *code)
	Show the content of the whole patcher reference list for debugging purposes. More...
patchref_t *	patcher_add_patch_ref (jitdata *jd, functionptr patcher, void *ref, s4 disp)
void	patcher_resolve (codeinfo *code)
	Resolve all patchers in the current JIT run. More...
bool	patcher_is_patched (patchref_t *pr)
bool	patcher_is_patched_at (void *pc)
bool	patcher_is_valid_trap_instruction_at (void *pc)
	Check if the trap instruction at the given PC is valid. More...
bool	patcher_handler (u1 *pc)
void	patcher_patch_code (patchref_t *pr)
bool	patcher_resolve_class (patchref_t *pr)
bool	patcher_initialize_class (patchref_t *pr)
bool	patcher_resolve_classref_to_classinfo (patchref_t *pr)
bool	patcher_resolve_classref_to_vftbl (patchref_t *pr)
bool	patcher_resolve_classref_to_index (patchref_t *pr)
bool	patcher_resolve_classref_to_flags (patchref_t *pr)
bool	patcher_resolve_native_function (patchref_t *pr)
bool	patcher_breakpoint (patchref_t *pr)
	Deals with breakpoint instructions (ICMD_BREAKPOINT) compiled into a JIT method. More...
bool	patcher_get_putstatic (patchref_t *pr)
bool	patcher_get_putfield (patchref_t *pr)
bool	patcher_invokestatic_special (patchref_t *pr)
bool	patcher_invokevirtual (patchref_t *pr)
bool	patcher_invokeinterface (patchref_t *pr)
bool	patcher_checkcast_interface (patchref_t *pr)
bool	patcher_instanceof_interface (patchref_t *pr)

Macro Definition Documentation

#define PATCHER_breakpoint   (functionptr) patcher_breakpoint

Definition at line 118 of file patcher-common.hpp.

#define PATCHER_checkcast_interface   (functionptr) patcher_checkcast_interface

Definition at line 155 of file patcher-common.hpp.

#define PATCHER_get_putfield   (functionptr) patcher_get_putfield

Definition at line 136 of file patcher-common.hpp.

#define PATCHER_get_putstatic   (functionptr) patcher_get_putstatic

Definition at line 123 of file patcher-common.hpp.

#define PATCHER_initialize_class   (functionptr) patcher_initialize_class

Definition at line 100 of file patcher-common.hpp.

#define PATCHER_instanceof_interface   (functionptr) patcher_instanceof_interface

Definition at line 158 of file patcher-common.hpp.

#define PATCHER_invokeinterface   (functionptr) patcher_invokeinterface

Definition at line 152 of file patcher-common.hpp.

#define PATCHER_invokestatic_special   (functionptr) patcher_invokestatic_special

Definition at line 146 of file patcher-common.hpp.

#define PATCHER_invokevirtual   (functionptr) patcher_invokevirtual

Definition at line 149 of file patcher-common.hpp.

#define PATCHER_resolve_class   (functionptr) patcher_resolve_class

Definition at line 97 of file patcher-common.hpp.

#define PATCHER_resolve_classref_to_classinfo   (functionptr) patcher_resolve_classref_to_classinfo

Definition at line 103 of file patcher-common.hpp.

#define PATCHER_resolve_classref_to_flags   (functionptr) patcher_resolve_classref_to_flags

Definition at line 112 of file patcher-common.hpp.

#define PATCHER_resolve_classref_to_index   (functionptr) patcher_resolve_classref_to_index

Definition at line 109 of file patcher-common.hpp.

#define PATCHER_resolve_classref_to_vftbl   (functionptr) patcher_resolve_classref_to_vftbl

Definition at line 106 of file patcher-common.hpp.

#define PATCHER_resolve_native_function   (functionptr) patcher_resolve_native_function

Definition at line 115 of file patcher-common.hpp.

Typedef Documentation

typedef struct patchref_t patchref_t

Definition at line 31 of file patcher-common.hpp.

Function Documentation

patchref_t* patcher_add_patch_ref	(	jitdata *	jd,
		functionptr	patcher,
		void *	ref,
		s4	disp
	)

Definition at line 172 of file patcher-common.cpp.

bool patcher_breakpoint

(

patchref_t *

pr

)

Deals with breakpoint instructions (ICMD_BREAKPOINT) compiled into a JIT method.

This patcher might never patch back the original machine code because breakpoints are kept active.

Definition at line 480 of file patcher-common.cpp.

bool patcher_checkcast_interface

(

patchref_t *

pr

)

Definition at line 526 of file patcher.cpp.

bool patcher_get_putfield

(

patchref_t *

pr

)

Definition at line 308 of file patcher.cpp.

bool patcher_get_putstatic

(

patchref_t *

pr

)

Definition at line 264 of file patcher.cpp.

bool patcher_handler

(

u1 *

pc

)

Definition at line 287 of file patcher-common.cpp.

bool patcher_initialize_class

(

patchref_t *

pr

)

Definition at line 382 of file patcher-common.cpp.

bool patcher_instanceof_interface

(

patchref_t *

pr

)

Definition at line 572 of file patcher.cpp.

bool patcher_invokeinterface

(

patchref_t *

pr

)

Definition at line 477 of file patcher.cpp.

bool patcher_invokestatic_special

(

patchref_t *

pr

)

Definition at line 392 of file patcher.cpp.

bool patcher_invokevirtual

(

patchref_t *

pr

)

Definition at line 433 of file patcher.cpp.

bool patcher_is_patched

(

patchref_t *

pr

)

bool patcher_is_patched_at

(

void *

pc

)

Definition at line 250 of file patcher-common.cpp.

bool patcher_is_valid_trap_instruction_at

(

void *

pc

)

Check if the trap instruction at the given PC is valid.

Parameters

pc	Program counter.

Returns

true if valid, false otherwise.

Definition at line 72 of file patcher.cpp.

void patcher_list_create

(

codeinfo *

code

)

Definition at line 70 of file patcher-common.cpp.

void patcher_list_free

(

codeinfo *

code

)

Definition at line 97 of file patcher-common.cpp.

void patcher_list_reset

(

codeinfo *

code

)

Definition at line 83 of file patcher-common.cpp.

void patcher_list_show

(

codeinfo *

code

)

Show the content of the whole patcher reference list for debugging purposes.

Parameters

code	The codeinfo containing the patcher list.

Definition at line 150 of file patcher-common.cpp.

void patcher_patch_code

(

patchref_t *

pr

)

Definition at line 114 of file patcher.cpp.

void patcher_resolve

(

codeinfo *

code

)

Resolve all patchers in the current JIT run.

Parameters

jd	JIT data-structure

Definition at line 236 of file patcher-common.cpp.

bool patcher_resolve_class

(

patchref_t *

pr

)

Definition at line 412 of file patcher-common.cpp.

bool patcher_resolve_classref_to_classinfo

(

patchref_t *

pr

)

Definition at line 148 of file patcher.cpp.

bool patcher_resolve_classref_to_flags

(

patchref_t *

pr

)

Definition at line 225 of file patcher.cpp.

bool patcher_resolve_classref_to_index

(

patchref_t *

pr

)

Definition at line 372 of file patcher.cpp.

bool patcher_resolve_classref_to_vftbl

(

patchref_t *

pr

)

Definition at line 188 of file patcher.cpp.

bool patcher_resolve_native_function

(

patchref_t *

pr

)

Definition at line 441 of file patcher-common.cpp.