*/
#define _JIT_ALIGN_CHECK_TYPE(type,name) \
- struct _JIT_align_##name { \
- jit_sbyte pad; \
- type field; \
+ struct _JIT_align_##name { \
+ jit_sbyte pad; \
+ type field; \
}
#define _JIT_ALIGN_FOR_TYPE(name) \
/* Sometimes the code below guesses wrong on Win32 platforms */
#define JIT_BEST_ALIGNMENT 4
#else
-#define JIT_BEST_ALIGNMENT \
- _JIT_ALIGN_MAX(_JIT_ALIGN_MAX3(_JIT_ALIGN_FOR_TYPE(int), \
- _JIT_ALIGN_FOR_TYPE(long), \
- _JIT_ALIGN_FOR_TYPE(ptr)), \
- _JIT_ALIGN_MAX3(_JIT_ALIGN_FOR_TYPE(float), \
- _JIT_ALIGN_FOR_TYPE(double), \
- _JIT_ALIGN_FOR_TYPE(nfloat)))
+#define JIT_BEST_ALIGNMENT \
+ _JIT_ALIGN_MAX(_JIT_ALIGN_MAX3(_JIT_ALIGN_FOR_TYPE(int), \
+ _JIT_ALIGN_FOR_TYPE(long), \
+ _JIT_ALIGN_FOR_TYPE(ptr)), \
+ _JIT_ALIGN_MAX3(_JIT_ALIGN_FOR_TYPE(float), \
+ _JIT_ALIGN_FOR_TYPE(double), \
+ _JIT_ALIGN_FOR_TYPE(nfloat)))
#endif
/*
struct jit_pool_block
{
jit_pool_block_t next;
- char data[1];
+ char data[1];
};
typedef struct
{
unsigned int elems_per_block;
unsigned int elems_in_last;
jit_pool_block_t blocks;
- void *free_list;
+ void *free_list;
} jit_memory_pool;
*/
struct _jit_meta
{
- int type;
- void *data;
+ int type;
+ void *data;
jit_meta_free_func free_data;
- jit_meta_t next;
+ jit_meta_t next;
jit_function_t pool_owner;
};
struct _jit_block
{
jit_function_t func;
- jit_label_t label;
- int first_insn;
- int last_insn;
+ jit_label_t label;
+ int first_insn;
+ int last_insn;
jit_block_t next;
jit_block_t prev;
- jit_meta_t meta;
- int entered_via_top : 1;
- int entered_via_branch : 1;
- int ends_in_dead : 1;
- void *address;
- void *fixup_list;
- void *fixup_absolute_list;
+ jit_meta_t meta;
+ int entered_via_top : 1;
+ int entered_via_branch : 1;
+ int ends_in_dead : 1;
+ void *address;
+ void *fixup_list;
+ void *fixup_absolute_list;
};
/*
*/
struct _jit_value
{
- jit_block_t block;
- jit_type_t type;
- int is_temporary : 1;
- int is_local : 1;
- int is_volatile : 1;
- int is_addressable : 1;
- int is_constant : 1;
- int is_nint_constant : 1;
- int is_parameter : 1;
- int is_reg_parameter : 1;
- int has_address : 1;
- int free_address : 1;
- int in_register : 1;
- int in_frame : 1;
- int in_global_register : 1;
- int live : 1;
- int next_use : 1;
- int has_frame_offset : 1;
- int global_candidate : 1;
- int has_global_register : 1;
- short reg;
- short global_reg;
- jit_nint address;
- jit_nint frame_offset;
- jit_nuint usage_count;
- int index;
+ jit_block_t block;
+ jit_type_t type;
+ int is_temporary : 1;
+ int is_local : 1;
+ int is_volatile : 1;
+ int is_addressable : 1;
+ int is_constant : 1;
+ int is_nint_constant : 1;
+ int is_parameter : 1;
+ int is_reg_parameter : 1;
+ int has_address : 1;
+ int free_address : 1;
+ int in_register : 1;
+ int in_frame : 1;
+ int in_global_register : 1;
+ int live : 1;
+ int next_use : 1;
+ int has_frame_offset : 1;
+ int global_candidate : 1;
+ int has_global_register : 1;
+ short reg;
+ short global_reg;
+ jit_nint address;
+ jit_nint frame_offset;
+ jit_nuint usage_count;
+ int index;
};
#define JIT_INVALID_FRAME_OFFSET ((jit_nint)0x7FFFFFFF)
*/
struct _jit_insn
{
- short opcode;
- short flags;
- jit_value_t dest;
- jit_value_t value1;
- jit_value_t value2;
+ short opcode;
+ short flags;
+ jit_value_t dest;
+ jit_value_t value1;
+ jit_value_t value2;
};
/*
* Instruction flags.
*/
-#define JIT_INSN_DEST_LIVE 0x0001
-#define JIT_INSN_DEST_NEXT_USE 0x0002
-#define JIT_INSN_VALUE1_LIVE 0x0004
-#define JIT_INSN_VALUE1_NEXT_USE 0x0008
-#define JIT_INSN_VALUE2_LIVE 0x0010
-#define JIT_INSN_VALUE2_NEXT_USE 0x0020
-#define JIT_INSN_LIVENESS_FLAGS 0x003F
-#define JIT_INSN_DEST_IS_LABEL 0x0040
-#define JIT_INSN_DEST_IS_FUNCTION 0x0080
-#define JIT_INSN_DEST_IS_NATIVE 0x0100
-#define JIT_INSN_DEST_OTHER_FLAGS 0x01C0
-#define JIT_INSN_VALUE1_IS_NAME 0x0200
-#define JIT_INSN_VALUE1_IS_LABEL 0x0400
-#define JIT_INSN_VALUE1_OTHER_FLAGS 0x0600
+#define JIT_INSN_DEST_LIVE 0x0001
+#define JIT_INSN_DEST_NEXT_USE 0x0002
+#define JIT_INSN_VALUE1_LIVE 0x0004
+#define JIT_INSN_VALUE1_NEXT_USE 0x0008
+#define JIT_INSN_VALUE2_LIVE 0x0010
+#define JIT_INSN_VALUE2_NEXT_USE 0x0020
+#define JIT_INSN_LIVENESS_FLAGS 0x003F
+#define JIT_INSN_DEST_IS_LABEL 0x0040
+#define JIT_INSN_DEST_IS_FUNCTION 0x0080
+#define JIT_INSN_DEST_IS_NATIVE 0x0100
+#define JIT_INSN_DEST_OTHER_FLAGS 0x01C0
+#define JIT_INSN_VALUE1_IS_NAME 0x0200
+#define JIT_INSN_VALUE1_IS_LABEL 0x0400
+#define JIT_INSN_VALUE1_OTHER_FLAGS 0x0600
#define JIT_INSN_VALUE2_IS_SIGNATURE 0x0800
-#define JIT_INSN_VALUE2_OTHER_FLAGS 0x0800
-#define JIT_INSN_DEST_IS_VALUE 0x1000
+#define JIT_INSN_VALUE2_OTHER_FLAGS 0x0800
+#define JIT_INSN_DEST_IS_VALUE 0x1000
/*
* Information that is associated with a function for building
struct _jit_builder
{
/* List of blocks within this function */
- jit_block_t first_block;
- jit_block_t last_block;
+ jit_block_t first_block;
+ jit_block_t last_block;
/* The next block label to be allocated */
- jit_label_t next_label;
+ jit_label_t next_label;
/* Mapping from label numbers to blocks */
- jit_block_t *label_blocks;
- jit_label_t max_label_blocks;
+ jit_block_t *label_blocks;
+ jit_label_t max_label_blocks;
/* Entry point for the function */
- jit_block_t entry;
+ jit_block_t entry;
/* The current block that is being constructed */
- jit_block_t current_block;
+ jit_block_t current_block;
/* The position to insert initialization blocks */
- jit_block_t init_block;
- int init_insn;
+ jit_block_t init_block;
+ int init_insn;
/* Exception handling definitions for the function */
- jit_value_t setjmp_value;
- jit_label_t longjmp_label;
- jit_value_t thrown_exception;
- jit_value_t thrown_pc;
- jit_label_t catcher_label;
- jit_value_t eh_frame_info;
+ jit_value_t setjmp_value;
+ jit_label_t longjmp_label;
+ jit_value_t thrown_exception;
+ jit_value_t thrown_pc;
+ jit_label_t catcher_label;
+ jit_value_t eh_frame_info;
/* Flag that is set to indicate that this function is not a leaf */
- int non_leaf : 1;
+ int non_leaf : 1;
/* Flag that indicates if we've seen code that may throw an exception */
- int may_throw : 1;
+ int may_throw : 1;
/* Flag that indicates if the function has an ordinary return */
- int ordinary_return : 1;
+ int ordinary_return : 1;
/* Flag that indicates that the current function contains a tail call */
- int has_tail_call : 1;
+ int has_tail_call : 1;
/* Generate position-independent code */
- int position_independent : 1;
+ int position_independent : 1;
/* List of all instructions in this function */
- jit_insn_t *insns;
- int num_insns;
- int max_insns;
+ jit_insn_t *insns;
+ int num_insns;
+ int max_insns;
/* Memory pools that contain values, instructions, and metadata blocks */
jit_memory_pool value_pool;
jit_memory_pool meta_pool;
/* Common constants that have been cached */
- jit_value_t null_constant;
- jit_value_t zero_constant;
+ jit_value_t null_constant;
+ jit_value_t zero_constant;
/* The values for the parameters, structure return, and parent frame */
- jit_value_t *param_values;
- jit_value_t struct_return;
- jit_value_t parent_frame;
+ jit_value_t *param_values;
+ jit_value_t struct_return;
+ jit_value_t parent_frame;
/* Metadata that is stored only while the function is being built */
- jit_meta_t meta;
+ jit_meta_t meta;
/* Current size of the local variable frame (used by the back end) */
- jit_nint frame_size;
+ jit_nint frame_size;
/* Number of stack items that are queued for a deferred pop */
- jit_nint deferred_items;
+ jit_nint deferred_items;
/* Size of the outgoing parameter area in the frame */
- jit_nint param_area_size;
+ jit_nint param_area_size;
#ifdef _JIT_COMPILE_DEBUG
- int block_count;
- int insn_count;
+ int block_count;
+ int insn_count;
#endif
};
jit_function_t nested_parent;
/* Metadata that survives once the builder is discarded */
- jit_meta_t meta;
+ jit_meta_t meta;
/* The signature for this function */
- jit_type_t signature;
+ jit_type_t signature;
/* The builder information for this function */
jit_builder_t builder;
/* Flag bits for this function */
- int is_recompilable : 1;
- int no_throw : 1;
- int no_return : 1;
- int has_try : 1;
- int optimization_level : 8;
+ int is_recompilable : 1;
+ int no_throw : 1;
+ int no_return : 1;
+ int has_try : 1;
+ int optimization_level : 8;
int volatile is_compiled;
/* The entry point for the function's compiled code */
struct _jit_context
{
/* Lock that controls access to the building process */
- jit_mutex_t builder_lock;
+ jit_mutex_t builder_lock;
/* Lock that controls access to the function code cache */
- jit_mutex_t cache_lock;
+ jit_mutex_t cache_lock;
/* List of functions that are currently registered with the context */
jit_function_t functions;
jit_function_t last_function;
/* Metadata that is associated with the context */
- jit_meta_t meta;
+ jit_meta_t meta;
/* The context's function code cache */
- struct jit_cache *cache;
+ struct jit_cache *cache;
/* ELF binaries that have been loaded into this context */
jit_readelf_t elf_binaries;
/* Table of symbols that have been registered with this context */
- jit_regsym_t *registered_symbols;
- int num_registered_symbols;
+ jit_regsym_t *registered_symbols;
+ int num_registered_symbols;
/* Debugger support */
- jit_debugger_hook_func debug_hook;
+ jit_debugger_hook_func debug_hook;
jit_debugger_t debugger;
/* On-demand compilation driver */
struct jit_backtrace
{
jit_backtrace_t parent;
- void *pc;
- void *security_object;
- jit_meta_free_func free_security_object;
+ void *pc;
+ void *security_object;
+ jit_meta_free_func free_security_object;
};
/*
*/
struct jit_thread_control
{
- void *last_exception;
+ void *last_exception;
jit_exception_func exception_handler;
jit_backtrace_t backtrace_head;
- struct jit_jmp_buf *setjmp_head;
+ struct jit_jmp_buf *setjmp_head;
};
/*
{
jit_type_t type;
jit_nuint offset;
- char *name;
+ char *name;
};
struct _jit_type
{
- unsigned int ref_count;
- int kind : 19;
- int abi : 8;
- int is_fixed : 1;
- int layout_flags : 4;
+ unsigned int ref_count;
+ int kind : 19;
+ int abi : 8;
+ int is_fixed : 1;
+ int layout_flags : 4;
jit_nuint size;
jit_nuint alignment;
jit_type_t sub_type;
- unsigned int num_components;
- struct jit_component components[1];
+ unsigned int num_components;
+ struct jit_component components[1];
};
struct jit_tagged_type
{
struct _jit_type type;
- void *data;
+ void *data;
jit_meta_free_func free_func;
};
projects / francis / libjit.git / commitdiff