/* libunwind - a platform-independent unwind library
Copyright (c) 2003-2005 Hewlett-Packard Development Company, L.P.
- Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
+ Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
This file is part of libunwind.
#include <libunwind.h>
-struct dwarf_cursor; /* forward-declaration */
+struct dwarf_cursor; /* forward-declaration */
struct elf_dyn_info;
#include "dwarf-config.h"
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#ifdef HAVE___THREAD
+ /* For now, turn off per-thread caching. It uses up too much TLS
+ memory per thread even when the thread never uses libunwind at
+ all. */
+# undef HAVE___THREAD
+#endif
+
#ifndef UNW_REMOTE_ONLY
-#include <link.h>
+ #if defined(HAVE_LINK_H)
+ #include <link.h>
+ #elif defined(HAVE_SYS_LINK_H)
+ #include <sys/link.h>
+ #else
+ #error Could not find <link.h>
+ #endif
#endif
+
#include <pthread.h>
/* DWARF expression opcodes. */
typedef enum
{
- DW_OP_addr = 0x03,
- DW_OP_deref = 0x06,
- DW_OP_const1u = 0x08,
- DW_OP_const1s = 0x09,
- DW_OP_const2u = 0x0a,
- DW_OP_const2s = 0x0b,
- DW_OP_const4u = 0x0c,
- DW_OP_const4s = 0x0d,
- DW_OP_const8u = 0x0e,
- DW_OP_const8s = 0x0f,
- DW_OP_constu = 0x10,
- DW_OP_consts = 0x11,
- DW_OP_dup = 0x12,
- DW_OP_drop = 0x13,
- DW_OP_over = 0x14,
- DW_OP_pick = 0x15,
- DW_OP_swap = 0x16,
- DW_OP_rot = 0x17,
- DW_OP_xderef = 0x18,
- DW_OP_abs = 0x19,
- DW_OP_and = 0x1a,
- DW_OP_div = 0x1b,
- DW_OP_minus = 0x1c,
- DW_OP_mod = 0x1d,
- DW_OP_mul = 0x1e,
- DW_OP_neg = 0x1f,
- DW_OP_not = 0x20,
- DW_OP_or = 0x21,
- DW_OP_plus = 0x22,
- DW_OP_plus_uconst = 0x23,
- DW_OP_shl = 0x24,
- DW_OP_shr = 0x25,
- DW_OP_shra = 0x26,
- DW_OP_xor = 0x27,
- DW_OP_skip = 0x2f,
- DW_OP_bra = 0x28,
- DW_OP_eq = 0x29,
- DW_OP_ge = 0x2a,
- DW_OP_gt = 0x2b,
- DW_OP_le = 0x2c,
- DW_OP_lt = 0x2d,
- DW_OP_ne = 0x2e,
- DW_OP_lit0 = 0x30,
+ DW_OP_addr = 0x03,
+ DW_OP_deref = 0x06,
+ DW_OP_const1u = 0x08,
+ DW_OP_const1s = 0x09,
+ DW_OP_const2u = 0x0a,
+ DW_OP_const2s = 0x0b,
+ DW_OP_const4u = 0x0c,
+ DW_OP_const4s = 0x0d,
+ DW_OP_const8u = 0x0e,
+ DW_OP_const8s = 0x0f,
+ DW_OP_constu = 0x10,
+ DW_OP_consts = 0x11,
+ DW_OP_dup = 0x12,
+ DW_OP_drop = 0x13,
+ DW_OP_over = 0x14,
+ DW_OP_pick = 0x15,
+ DW_OP_swap = 0x16,
+ DW_OP_rot = 0x17,
+ DW_OP_xderef = 0x18,
+ DW_OP_abs = 0x19,
+ DW_OP_and = 0x1a,
+ DW_OP_div = 0x1b,
+ DW_OP_minus = 0x1c,
+ DW_OP_mod = 0x1d,
+ DW_OP_mul = 0x1e,
+ DW_OP_neg = 0x1f,
+ DW_OP_not = 0x20,
+ DW_OP_or = 0x21,
+ DW_OP_plus = 0x22,
+ DW_OP_plus_uconst = 0x23,
+ DW_OP_shl = 0x24,
+ DW_OP_shr = 0x25,
+ DW_OP_shra = 0x26,
+ DW_OP_xor = 0x27,
+ DW_OP_skip = 0x2f,
+ DW_OP_bra = 0x28,
+ DW_OP_eq = 0x29,
+ DW_OP_ge = 0x2a,
+ DW_OP_gt = 0x2b,
+ DW_OP_le = 0x2c,
+ DW_OP_lt = 0x2d,
+ DW_OP_ne = 0x2e,
+ DW_OP_lit0 = 0x30,
DW_OP_lit1, DW_OP_lit2, DW_OP_lit3, DW_OP_lit4, DW_OP_lit5,
DW_OP_lit6, DW_OP_lit7, DW_OP_lit8, DW_OP_lit9, DW_OP_lit10,
DW_OP_lit11, DW_OP_lit12, DW_OP_lit13, DW_OP_lit14, DW_OP_lit15,
DW_OP_lit21, DW_OP_lit22, DW_OP_lit23, DW_OP_lit24, DW_OP_lit25,
DW_OP_lit26, DW_OP_lit27, DW_OP_lit28, DW_OP_lit29, DW_OP_lit30,
DW_OP_lit31,
- DW_OP_reg0 = 0x50,
+ DW_OP_reg0 = 0x50,
DW_OP_reg1, DW_OP_reg2, DW_OP_reg3, DW_OP_reg4, DW_OP_reg5,
DW_OP_reg6, DW_OP_reg7, DW_OP_reg8, DW_OP_reg9, DW_OP_reg10,
DW_OP_reg11, DW_OP_reg12, DW_OP_reg13, DW_OP_reg14, DW_OP_reg15,
DW_OP_reg21, DW_OP_reg22, DW_OP_reg23, DW_OP_reg24, DW_OP_reg25,
DW_OP_reg26, DW_OP_reg27, DW_OP_reg28, DW_OP_reg29, DW_OP_reg30,
DW_OP_reg31,
- DW_OP_breg0 = 0x70,
+ DW_OP_breg0 = 0x70,
DW_OP_breg1, DW_OP_breg2, DW_OP_breg3, DW_OP_breg4, DW_OP_breg5,
DW_OP_breg6, DW_OP_breg7, DW_OP_breg8, DW_OP_breg9, DW_OP_breg10,
DW_OP_breg11, DW_OP_breg12, DW_OP_breg13, DW_OP_breg14, DW_OP_breg15,
DW_OP_breg21, DW_OP_breg22, DW_OP_breg23, DW_OP_breg24, DW_OP_breg25,
DW_OP_breg26, DW_OP_breg27, DW_OP_breg28, DW_OP_breg29, DW_OP_breg30,
DW_OP_breg31,
- DW_OP_regx = 0x90,
- DW_OP_fbreg = 0x91,
- DW_OP_bregx = 0x92,
- DW_OP_piece = 0x93,
- DW_OP_deref_size = 0x94,
- DW_OP_xderef_size = 0x95,
- DW_OP_nop = 0x96,
- DW_OP_push_object_address = 0x97,
- DW_OP_call2 = 0x98,
- DW_OP_call4 = 0x99,
- DW_OP_call_ref = 0x9a,
- DW_OP_lo_user = 0xe0,
- DW_OP_hi_user = 0xff
+ DW_OP_regx = 0x90,
+ DW_OP_fbreg = 0x91,
+ DW_OP_bregx = 0x92,
+ DW_OP_piece = 0x93,
+ DW_OP_deref_size = 0x94,
+ DW_OP_xderef_size = 0x95,
+ DW_OP_nop = 0x96,
+ DW_OP_push_object_address = 0x97,
+ DW_OP_call2 = 0x98,
+ DW_OP_call4 = 0x99,
+ DW_OP_call_ref = 0x9a,
+ DW_OP_lo_user = 0xe0,
+ DW_OP_hi_user = 0xff
}
dwarf_expr_op_t;
-#define DWARF_CIE_VERSION 3 /* GCC emits version 1??? */
+#define DWARF_CIE_VERSION 3 /* GCC emits version 1??? */
-#define DWARF_CFA_OPCODE_MASK 0xc0
-#define DWARF_CFA_OPERAND_MASK 0x3f
+#define DWARF_CFA_OPCODE_MASK 0xc0
+#define DWARF_CFA_OPERAND_MASK 0x3f
typedef enum
{
- DW_CFA_advance_loc = 0x40,
- DW_CFA_offset = 0x80,
- DW_CFA_restore = 0xc0,
- DW_CFA_nop = 0x00,
- DW_CFA_set_loc = 0x01,
- DW_CFA_advance_loc1 = 0x02,
- DW_CFA_advance_loc2 = 0x03,
- DW_CFA_advance_loc4 = 0x04,
- DW_CFA_offset_extended = 0x05,
- DW_CFA_restore_extended = 0x06,
- DW_CFA_undefined = 0x07,
- DW_CFA_same_value = 0x08,
- DW_CFA_register = 0x09,
- DW_CFA_remember_state = 0x0a,
- DW_CFA_restore_state = 0x0b,
- DW_CFA_def_cfa = 0x0c,
- DW_CFA_def_cfa_register = 0x0d,
- DW_CFA_def_cfa_offset = 0x0e,
- DW_CFA_def_cfa_expression = 0x0f,
- DW_CFA_expression = 0x10,
- DW_CFA_offset_extended_sf = 0x11,
- DW_CFA_def_cfa_sf = 0x12,
- DW_CFA_def_cfa_offset_sf = 0x13,
- DW_CFA_lo_user = 0x1c,
- DW_CFA_MIPS_advance_loc8 = 0x1d,
- DW_CFA_GNU_window_save = 0x2d,
- DW_CFA_GNU_args_size = 0x2e,
- DW_CFA_GNU_negative_offset_extended = 0x2f,
- DW_CFA_hi_user = 0x3c
+ DW_CFA_advance_loc = 0x40,
+ DW_CFA_offset = 0x80,
+ DW_CFA_restore = 0xc0,
+ DW_CFA_nop = 0x00,
+ DW_CFA_set_loc = 0x01,
+ DW_CFA_advance_loc1 = 0x02,
+ DW_CFA_advance_loc2 = 0x03,
+ DW_CFA_advance_loc4 = 0x04,
+ DW_CFA_offset_extended = 0x05,
+ DW_CFA_restore_extended = 0x06,
+ DW_CFA_undefined = 0x07,
+ DW_CFA_same_value = 0x08,
+ DW_CFA_register = 0x09,
+ DW_CFA_remember_state = 0x0a,
+ DW_CFA_restore_state = 0x0b,
+ DW_CFA_def_cfa = 0x0c,
+ DW_CFA_def_cfa_register = 0x0d,
+ DW_CFA_def_cfa_offset = 0x0e,
+ DW_CFA_def_cfa_expression = 0x0f,
+ DW_CFA_expression = 0x10,
+ DW_CFA_offset_extended_sf = 0x11,
+ DW_CFA_def_cfa_sf = 0x12,
+ DW_CFA_def_cfa_offset_sf = 0x13,
+ DW_CFA_val_expression = 0x16,
+ DW_CFA_lo_user = 0x1c,
+ DW_CFA_MIPS_advance_loc8 = 0x1d,
+ DW_CFA_GNU_window_save = 0x2d,
+ DW_CFA_GNU_args_size = 0x2e,
+ DW_CFA_GNU_negative_offset_extended = 0x2f,
+ DW_CFA_hi_user = 0x3c
}
dwarf_cfa_t;
engineered from GCC.
*/
-#define DW_EH_PE_FORMAT_MASK 0x0f /* format of the encoded value */
-#define DW_EH_PE_APPL_MASK 0x70 /* how the value is to be applied */
+#define DW_EH_PE_FORMAT_MASK 0x0f /* format of the encoded value */
+#define DW_EH_PE_APPL_MASK 0x70 /* how the value is to be applied */
/* Flag bit. If set, the resulting pointer is the address of the word
that contains the final address. */
-#define DW_EH_PE_indirect 0x80
+#define DW_EH_PE_indirect 0x80
/* Pointer-encoding formats: */
-#define DW_EH_PE_omit 0xff
-#define DW_EH_PE_ptr 0x00 /* pointer-sized unsigned value */
-#define DW_EH_PE_uleb128 0x01 /* unsigned LE base-128 value */
-#define DW_EH_PE_udata2 0x02 /* unsigned 16-bit value */
-#define DW_EH_PE_udata4 0x03 /* unsigned 32-bit value */
-#define DW_EH_PE_udata8 0x04 /* unsigned 64-bit value */
-#define DW_EH_PE_sleb128 0x09 /* signed LE base-128 value */
-#define DW_EH_PE_sdata2 0x0a /* signed 16-bit value */
-#define DW_EH_PE_sdata4 0x0b /* signed 32-bit value */
-#define DW_EH_PE_sdata8 0x0c /* signed 64-bit value */
+#define DW_EH_PE_omit 0xff
+#define DW_EH_PE_ptr 0x00 /* pointer-sized unsigned value */
+#define DW_EH_PE_uleb128 0x01 /* unsigned LE base-128 value */
+#define DW_EH_PE_udata2 0x02 /* unsigned 16-bit value */
+#define DW_EH_PE_udata4 0x03 /* unsigned 32-bit value */
+#define DW_EH_PE_udata8 0x04 /* unsigned 64-bit value */
+#define DW_EH_PE_sleb128 0x09 /* signed LE base-128 value */
+#define DW_EH_PE_sdata2 0x0a /* signed 16-bit value */
+#define DW_EH_PE_sdata4 0x0b /* signed 32-bit value */
+#define DW_EH_PE_sdata8 0x0c /* signed 64-bit value */
/* Pointer-encoding application: */
-#define DW_EH_PE_absptr 0x00 /* absolute value */
-#define DW_EH_PE_pcrel 0x10 /* rel. to addr. of encoded value */
-#define DW_EH_PE_textrel 0x20 /* text-relative (GCC-specific???) */
-#define DW_EH_PE_datarel 0x30 /* data-relative */
+#define DW_EH_PE_absptr 0x00 /* absolute value */
+#define DW_EH_PE_pcrel 0x10 /* rel. to addr. of encoded value */
+#define DW_EH_PE_textrel 0x20 /* text-relative (GCC-specific???) */
+#define DW_EH_PE_datarel 0x30 /* data-relative */
/* The following are not documented by LSB v1.3, yet they are used by
GCC, presumably they aren't documented by LSB since they aren't
used on Linux: */
-#define DW_EH_PE_funcrel 0x40 /* start-of-procedure-relative */
-#define DW_EH_PE_aligned 0x50 /* aligned pointer */
+#define DW_EH_PE_funcrel 0x40 /* start-of-procedure-relative */
+#define DW_EH_PE_aligned 0x50 /* aligned pointer */
extern struct mempool dwarf_reg_state_pool;
extern struct mempool dwarf_cie_info_pool;
typedef enum
{
- DWARF_WHERE_UNDEF, /* register isn't saved at all */
- DWARF_WHERE_SAME, /* register has same value as in prev. frame */
- DWARF_WHERE_CFAREL, /* register saved at CFA-relative address */
- DWARF_WHERE_REG, /* register saved in another register */
- DWARF_WHERE_EXPR, /* register saved */
+ DWARF_WHERE_UNDEF, /* register isn't saved at all */
+ DWARF_WHERE_SAME, /* register has same value as in prev. frame */
+ DWARF_WHERE_CFAREL, /* register saved at CFA-relative address */
+ DWARF_WHERE_REG, /* register saved in another register */
+ DWARF_WHERE_EXPR, /* register saved */
+ DWARF_WHERE_VAL_EXPR, /* register has computed value */
}
dwarf_where_t;
typedef struct
{
- dwarf_where_t where; /* how is the register saved? */
- unw_word_t val; /* where it's saved */
+ dwarf_where_t where; /* how is the register saved? */
+ unw_word_t val; /* where it's saved */
}
dwarf_save_loc_t;
case of DWARF_WHERE_REG, member "val" gives the number of the
base-register and the "val" member of DWARF_CFA_OFF_COLUMN gives
the offset value. */
-#define DWARF_CFA_REG_COLUMN DWARF_NUM_PRESERVED_REGS
-#define DWARF_CFA_OFF_COLUMN (DWARF_NUM_PRESERVED_REGS + 1)
+#define DWARF_CFA_REG_COLUMN DWARF_NUM_PRESERVED_REGS
+#define DWARF_CFA_OFF_COLUMN (DWARF_NUM_PRESERVED_REGS + 1)
typedef struct dwarf_reg_state
{
- struct dwarf_reg_state *next; /* for rs_stack */
+ struct dwarf_reg_state *next; /* for rs_stack */
dwarf_save_loc_t reg[DWARF_NUM_PRESERVED_REGS + 2];
- unw_word_t ip; /* ip this rs is for */
+ unw_word_t ip; /* ip this rs is for */
unw_word_t ret_addr_column; /* indicates which column in the rule table represents return address */
- unsigned short lru_chain; /* used for least-recently-used chain */
- unsigned short coll_chain; /* used for hash collisions */
- unsigned short hint; /* hint for next rs to try (or -1) */
+ unsigned short lru_chain; /* used for least-recently-used chain */
+ unsigned short coll_chain; /* used for hash collisions */
+ unsigned short hint; /* hint for next rs to try (or -1) */
unsigned short valid : 1; /* optional machine-dependent signal info */
unsigned short signal_frame : 1; /* optional machine-dependent signal info */
}
typedef struct dwarf_cie_info
{
- unw_word_t cie_instr_start; /* start addr. of CIE "initial_instructions" */
- unw_word_t cie_instr_end; /* end addr. of CIE "initial_instructions" */
- unw_word_t fde_instr_start; /* start addr. of FDE "instructions" */
- unw_word_t fde_instr_end; /* end addr. of FDE "instructions" */
- unw_word_t code_align; /* code-alignment factor */
- unw_word_t data_align; /* data-alignment factor */
- unw_word_t ret_addr_column; /* column of return-address register */
- unw_word_t handler; /* address of personality-routine */
+ unw_word_t cie_instr_start; /* start addr. of CIE "initial_instructions" */
+ unw_word_t cie_instr_end; /* end addr. of CIE "initial_instructions" */
+ unw_word_t fde_instr_start; /* start addr. of FDE "instructions" */
+ unw_word_t fde_instr_end; /* end addr. of FDE "instructions" */
+ unw_word_t code_align; /* code-alignment factor */
+ unw_word_t data_align; /* data-alignment factor */
+ unw_word_t ret_addr_column; /* column of return-address register */
+ unw_word_t handler; /* address of personality-routine */
uint16_t abi;
uint16_t tag;
uint8_t fde_encoding;
unsigned char fde_encoding;
unw_word_t args_size;
- dwarf_reg_state_t rs_initial; /* reg-state after CIE instructions */
- dwarf_reg_state_t rs_current; /* current reg-state */
+ dwarf_reg_state_t rs_initial; /* reg-state after CIE instructions */
+ dwarf_reg_state_t rs_current; /* current reg-state */
}
dwarf_state_record_t;
typedef struct dwarf_cursor
{
- void *as_arg; /* argument to address-space callbacks */
- unw_addr_space_t as; /* reference to per-address-space info */
+ void *as_arg; /* argument to address-space callbacks */
+ unw_addr_space_t as; /* reference to per-address-space info */
- unw_word_t cfa; /* canonical frame address; aka frame-/stack-pointer */
- unw_word_t ip; /* instruction pointer */
- unw_word_t args_size; /* size of arguments */
- unw_word_t ret_addr_column; /* column for return-address */
+ unw_word_t cfa; /* canonical frame address; aka frame-/stack-pointer */
+ unw_word_t ip; /* instruction pointer */
+ unw_word_t args_size; /* size of arguments */
+ unw_word_t ret_addr_column; /* column for return-address */
unw_word_t eh_args[UNW_TDEP_NUM_EH_REGS];
unsigned int eh_valid_mask;
unsigned int stash_frames :1; /* stash frames for fast lookup */
unsigned int use_prev_instr :1; /* use previous (= call) or current (= signal) instruction? */
- unsigned int pi_valid :1; /* is proc_info valid? */
+ unsigned int pi_valid :1; /* is proc_info valid? */
unsigned int pi_is_dynamic :1; /* proc_info found via dynamic proc info? */
- unw_proc_info_t pi; /* info about current procedure */
+ unw_proc_info_t pi; /* info about current procedure */
short hint; /* faster lookup of the rs cache */
short prev_rs;
}
dwarf_cursor_t;
-#define DWARF_LOG_UNW_CACHE_SIZE 7
-#define DWARF_UNW_CACHE_SIZE (1 << DWARF_LOG_UNW_CACHE_SIZE)
+#define DWARF_LOG_UNW_CACHE_SIZE 7
+#define DWARF_UNW_CACHE_SIZE (1 << DWARF_LOG_UNW_CACHE_SIZE)
-#define DWARF_LOG_UNW_HASH_SIZE (DWARF_LOG_UNW_CACHE_SIZE + 1)
-#define DWARF_UNW_HASH_SIZE (1 << DWARF_LOG_UNW_HASH_SIZE)
+#define DWARF_LOG_UNW_HASH_SIZE (DWARF_LOG_UNW_CACHE_SIZE + 1)
+#define DWARF_UNW_HASH_SIZE (1 << DWARF_LOG_UNW_HASH_SIZE)
typedef unsigned char unw_hash_index_t;
struct dwarf_rs_cache
{
pthread_mutex_t lock;
- unsigned short lru_head; /* index of lead-recently used rs */
- unsigned short lru_tail; /* index of most-recently used rs */
+ unsigned short lru_head; /* index of lead-recently used rs */
+ unsigned short lru_tail; /* index of most-recently used rs */
/* hash table that maps instruction pointer to rs index: */
unsigned short hash[DWARF_UNW_HASH_SIZE];
- uint32_t generation; /* generation number */
+ uint32_t generation; /* generation number */
/* rs cache: */
dwarf_reg_state_t buckets[DWARF_UNW_CACHE_SIZE];
struct dwarf_callback_data
{
/* in: */
- unw_word_t ip; /* instruction-pointer we're looking for */
- unw_proc_info_t *pi; /* proc-info pointer */
+ unw_word_t ip; /* instruction-pointer we're looking for */
+ unw_proc_info_t *pi; /* proc-info pointer */
int need_unwind_info;
/* out: */
- int single_fde; /* did we find a single FDE? (vs. a table) */
- unw_dyn_info_t di; /* table info (if single_fde is false) */
- unw_dyn_info_t di_debug; /* additional table info for .debug_frame */
+ int single_fde; /* did we find a single FDE? (vs. a table) */
+ unw_dyn_info_t di; /* table info (if single_fde is false) */
+ unw_dyn_info_t di_debug; /* additional table info for .debug_frame */
};
/* Convenience macros: */
-#define dwarf_init UNW_ARCH_OBJ (dwarf_init)
-#define dwarf_callback UNW_OBJ (dwarf_callback)
-#define dwarf_find_proc_info UNW_OBJ (dwarf_find_proc_info)
-#define dwarf_find_debug_frame UNW_OBJ (dwarf_find_debug_frame)
-#define dwarf_search_unwind_table UNW_OBJ (dwarf_search_unwind_table)
-#define dwarf_find_unwind_table UNW_OBJ (dwarf_find_unwind_table)
-#define dwarf_put_unwind_info UNW_OBJ (dwarf_put_unwind_info)
-#define dwarf_put_unwind_info UNW_OBJ (dwarf_put_unwind_info)
-#define dwarf_eval_expr UNW_OBJ (dwarf_eval_expr)
+#define dwarf_init UNW_ARCH_OBJ (dwarf_init)
+#define dwarf_callback UNW_OBJ (dwarf_callback)
+#define dwarf_find_proc_info UNW_OBJ (dwarf_find_proc_info)
+#define dwarf_find_debug_frame UNW_OBJ (dwarf_find_debug_frame)
+#define dwarf_search_unwind_table UNW_OBJ (dwarf_search_unwind_table)
+#define dwarf_find_unwind_table UNW_OBJ (dwarf_find_unwind_table)
+#define dwarf_put_unwind_info UNW_OBJ (dwarf_put_unwind_info)
+#define dwarf_put_unwind_info UNW_OBJ (dwarf_put_unwind_info)
+#define dwarf_eval_expr UNW_OBJ (dwarf_eval_expr)
#define dwarf_extract_proc_info_from_fde \
- UNW_OBJ (dwarf_extract_proc_info_from_fde)
-#define dwarf_find_save_locs UNW_OBJ (dwarf_find_save_locs)
-#define dwarf_create_state_record UNW_OBJ (dwarf_create_state_record)
-#define dwarf_make_proc_info UNW_OBJ (dwarf_make_proc_info)
-#define dwarf_read_encoded_pointer UNW_OBJ (dwarf_read_encoded_pointer)
-#define dwarf_step UNW_OBJ (dwarf_step)
+ UNW_OBJ (dwarf_extract_proc_info_from_fde)
+#define dwarf_find_save_locs UNW_OBJ (dwarf_find_save_locs)
+#define dwarf_create_state_record UNW_OBJ (dwarf_create_state_record)
+#define dwarf_make_proc_info UNW_OBJ (dwarf_make_proc_info)
+#define dwarf_read_encoded_pointer UNW_OBJ (dwarf_read_encoded_pointer)
+#define dwarf_step UNW_OBJ (dwarf_step)
extern int dwarf_init (void);
#ifndef UNW_REMOTE_ONLY
extern int dwarf_callback (struct dl_phdr_info *info, size_t size, void *ptr);
extern int dwarf_find_proc_info (unw_addr_space_t as, unw_word_t ip,
- unw_proc_info_t *pi,
- int need_unwind_info, void *arg);
+ unw_proc_info_t *pi,
+ int need_unwind_info, void *arg);
#endif /* !UNW_REMOTE_ONLY */
extern int dwarf_find_debug_frame (int found, unw_dyn_info_t *di_debug,
- unw_word_t ip, unw_word_t segbase,
- const char* obj_name, unw_word_t start,
- unw_word_t end);
+ unw_word_t ip, unw_word_t segbase,
+ const char* obj_name, unw_word_t start,
+ unw_word_t end);
extern int dwarf_search_unwind_table (unw_addr_space_t as,
- unw_word_t ip,
- unw_dyn_info_t *di,
- unw_proc_info_t *pi,
- int need_unwind_info, void *arg);
+ unw_word_t ip,
+ unw_dyn_info_t *di,
+ unw_proc_info_t *pi,
+ int need_unwind_info, void *arg);
extern int dwarf_find_unwind_table (struct elf_dyn_info *edi, unw_addr_space_t as,
- char *path, unw_word_t segbase, unw_word_t mapoff,
- unw_word_t ip);
+ char *path, unw_word_t segbase, unw_word_t mapoff,
+ unw_word_t ip);
extern void dwarf_put_unwind_info (unw_addr_space_t as,
- unw_proc_info_t *pi, void *arg);
+ unw_proc_info_t *pi, void *arg);
extern int dwarf_eval_expr (struct dwarf_cursor *c, unw_word_t *addr,
- unw_word_t len, unw_word_t *valp,
- int *is_register);
+ unw_word_t len, unw_word_t *valp,
+ int *is_register);
extern int dwarf_extract_proc_info_from_fde (unw_addr_space_t as,
- unw_accessors_t *a,
- unw_word_t *fde_addr,
- unw_proc_info_t *pi,
- int need_unwind_info,
- unw_word_t base,
- void *arg);
+ unw_accessors_t *a,
+ unw_word_t *fde_addr,
+ unw_proc_info_t *pi,
+ unw_word_t base,
+ int need_unwind_info,
+ int is_debug_frame,
+ void *arg);
extern int dwarf_find_save_locs (struct dwarf_cursor *c);
extern int dwarf_create_state_record (struct dwarf_cursor *c,
- dwarf_state_record_t *sr);
+ dwarf_state_record_t *sr);
extern int dwarf_make_proc_info (struct dwarf_cursor *c);
extern int dwarf_read_encoded_pointer (unw_addr_space_t as,
- unw_accessors_t *a,
- unw_word_t *addr,
- unsigned char encoding,
- const unw_proc_info_t *pi,
- unw_word_t *valp, void *arg);
+ unw_accessors_t *a,
+ unw_word_t *addr,
+ unsigned char encoding,
+ const unw_proc_info_t *pi,
+ unw_word_t *valp, void *arg);
extern int dwarf_step (struct dwarf_cursor *c);
#endif /* dwarf_h */