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https://github.com/tobast/libunwind-eh_elf.git
synced 2024-11-22 23:47:39 +01:00
Remove include of "mempool.h".
Move debug macros to internal.h. (Logical change 1.32)
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1 changed files with 23 additions and 162 deletions
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@ -33,7 +33,6 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#include "config.h"
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#include "internal.h"
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#include "mempool.h"
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#define struct_offset(str,fld) ((char *)&((str *)NULL)->fld - (char *) 0)
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@ -46,78 +45,8 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#define MIN(a,b) ((a) < (b) ? (a) : (b))
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#ifdef DEBUG
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# define IA64_UNW_DEBUG 1
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#endif
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#define IA64_UNW_STATS 0
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#if IA64_UNW_DEBUG
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# include <stdio.h>
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# define debug(level,format...) \
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do { if (unw.debug_level > level) printf (format); } while (0)
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# define dprintf(format...) \
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printf (format)
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# define inline __attribute__ ((unused))
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#else
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# define debug(level,format...)
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# define dprintf(format...)
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#endif
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#if IA64_UNW_STATS
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# define STAT(x...) x
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#else
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# define STAT(x...)
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#endif
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#include "tdep.h"
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struct ia64_cursor
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{
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void *as_arg; /* argument to address-space callbacks */
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unw_addr_space_t as; /* reference to per-address-space info */
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/* IP and predicate cache (these are always equal to the values
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stored in ip_loc and pr_loc, respectively). */
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unw_word_t ip; /* instruction pointer value */
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unw_word_t pr; /* current predicate values */
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/* current frame info: */
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unw_word_t bsp; /* backing store pointer value */
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unw_word_t sp; /* stack pointer value */
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unw_word_t psp; /* previous sp value */
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unw_word_t cfm_loc; /* cfm save location (or NULL) */
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unw_word_t rbs_top; /* address of end of register backing store */
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unw_word_t top_rnat_loc; /* location of final (topmost) RNaT word */
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/* preserved state: */
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unw_word_t bsp_loc; /* previous bsp save location */
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unw_word_t bspstore_loc;
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unw_word_t pfs_loc;
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unw_word_t rnat_loc;
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unw_word_t ip_loc;
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unw_word_t pri_unat_loc;
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unw_word_t unat_loc;
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unw_word_t pr_loc;
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unw_word_t lc_loc;
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unw_word_t fpsr_loc;
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unw_word_t r4_loc, r5_loc, r6_loc, r7_loc;
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unw_word_t nat4_loc, nat5_loc, nat6_loc, nat7_loc;
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unw_word_t b1_loc, b2_loc, b3_loc, b4_loc, b5_loc;
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unw_word_t f2_loc, f3_loc, f4_loc, f5_loc, fr_loc[16];
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unw_word_t eh_args[4]; /* exception handler arguments */
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unw_word_t sigcontext_loc; /* location of sigcontext or NULL */
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unw_word_t is_signal_frame; /* is this a signal trampoline frame? */
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short hint;
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short prev_script;
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int pi_valid : 1; /* is proc_info valid? */
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int pi_is_dynamic : 1; /* proc_info found via dynamic proc info? */
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unw_proc_info_t pi; /* info about current procedure */
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};
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/* Bits 0 to 2 of an location are used to encode its type:
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bit 0: set if location uses floating-point format.
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@ -137,23 +66,21 @@ struct ia64_cursor
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#ifdef UNW_LOCAL_ONLY
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extern void *_Uia64_uc_addr (ucontext_t *uc, unw_regnum_t regnum);
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#define IA64_REG_LOC(c,r) ((unw_word_t) tdep_uc_addr((c)->as_arg, (r)))
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#define IA64_FPREG_LOC(c,r) \
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((unw_word_t) tdep_uc_addr((c)->as_arg, (r)) | IA64_LOC_TYPE_FP)
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#define IA64_REG_LOC(c,r) ((unw_word_t) _Uia64_uc_addr((c)->as_arg, (r)))
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#define IA64_FPREG_LOC(c,r) \
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((unw_word_t) _Uia64_uc_addr((c)->as_arg, (r)) | IA64_LOC_TYPE_FP)
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# define ia64_find_proc_info(c,ip,n) \
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_Uia64_find_proc_info(unw_local_addr_space, (ip), &(c)->pi, (n), \
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(c)->as_arg)
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# define ia64_find_proc_info(c,ip,n) \
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tdep_find_proc_info(unw_local_addr_space, (ip), &(c)->pi, (n), \
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(c)->as_arg)
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# define ia64_put_unwind_info(c, pi) do { ; } while (0)
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/* Note: the register accessors (ia64_{get,set}{,fp}()) must check for
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NULL locations because _Uia64_uc_addr() returns NULL for unsaved
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NULL locations because tdep_uc_addr() returns NULL for unsaved
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registers. */
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static inline int
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ia64_getfp (struct ia64_cursor *c, unw_word_t loc, unw_fpreg_t *val)
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ia64_getfp (struct cursor *c, unw_word_t loc, unw_fpreg_t *val)
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{
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if (!loc)
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return -1;
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@ -162,7 +89,7 @@ ia64_getfp (struct ia64_cursor *c, unw_word_t loc, unw_fpreg_t *val)
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}
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static inline int
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ia64_putfp (struct ia64_cursor *c, unw_word_t loc, unw_fpreg_t val)
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ia64_putfp (struct cursor *c, unw_word_t loc, unw_fpreg_t val)
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{
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if (!loc)
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return -1;
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@ -171,7 +98,7 @@ ia64_putfp (struct ia64_cursor *c, unw_word_t loc, unw_fpreg_t val)
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}
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static inline int
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ia64_get (struct ia64_cursor *c, unw_word_t loc, unw_word_t *val)
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ia64_get (struct cursor *c, unw_word_t loc, unw_word_t *val)
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{
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if (!loc)
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return -1;
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@ -180,7 +107,7 @@ ia64_get (struct ia64_cursor *c, unw_word_t loc, unw_word_t *val)
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}
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static inline int
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ia64_put (struct ia64_cursor *c, unw_word_t loc, unw_word_t val)
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ia64_put (struct cursor *c, unw_word_t loc, unw_word_t val)
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{
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if (!loc)
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return -1;
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@ -202,7 +129,7 @@ ia64_put (struct ia64_cursor *c, unw_word_t loc, unw_word_t val)
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(*(c)->as->acc.put_unwind_info)((c)->as, (pi), (c)->as_arg)
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static inline int
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ia64_getfp (struct ia64_cursor *c, unw_word_t loc, unw_fpreg_t *val)
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ia64_getfp (struct cursor *c, unw_word_t loc, unw_fpreg_t *val)
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{
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int ret;
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@ -221,7 +148,7 @@ ia64_getfp (struct ia64_cursor *c, unw_word_t loc, unw_fpreg_t *val)
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}
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static inline int
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ia64_putfp (struct ia64_cursor *c, unw_word_t loc, unw_fpreg_t val)
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ia64_putfp (struct cursor *c, unw_word_t loc, unw_fpreg_t val)
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{
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int ret;
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@ -245,7 +172,7 @@ ia64_putfp (struct ia64_cursor *c, unw_word_t loc, unw_fpreg_t val)
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the significand bits. */
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static inline int
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ia64_get (struct ia64_cursor *c, unw_word_t loc, unw_word_t *val)
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ia64_get (struct cursor *c, unw_word_t loc, unw_word_t *val)
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{
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if (IA64_IS_FP_LOC (loc))
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{
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@ -271,7 +198,7 @@ ia64_get (struct ia64_cursor *c, unw_word_t loc, unw_word_t *val)
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}
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static inline int
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ia64_put (struct ia64_cursor *c, unw_word_t loc, unw_word_t val)
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ia64_put (struct cursor *c, unw_word_t loc, unw_word_t val)
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{
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if (IA64_IS_FP_LOC (loc))
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{
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@ -369,94 +296,32 @@ struct ia64_labeled_state
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struct ia64_reg_state saved_state;
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};
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struct ia64_global_unwind_state
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{
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int first_time;
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/* Table of registers that prologues can save (and order in which
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they're saved). */
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const unsigned char save_order[8];
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/* Maps a preserved register index (preg_index) to corresponding
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ucontext_t offset. */
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unsigned short uc_off[sizeof(unw_cursor_t) / 8];
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/* Index into unw_cursor_t for preserved register i */
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unsigned short preg_index[IA64_NUM_PREGS];
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unw_fpreg_t f0, f1_le, f1_be, nat_val_le;
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unw_fpreg_t nat_val_be, int_val_le, int_val_be;
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struct mempool state_record_pool;
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struct mempool labeled_state_pool;
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# if IA64_UNW_DEBUG
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long debug_level;
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const char *preg_name[IA64_NUM_PREGS];
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# endif
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# if IA64_UNW_STATS
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struct
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{
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struct
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{
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int lookups;
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int hinted_hits;
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int normal_hits;
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int collision_chain_traversals;
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}
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cache;
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struct
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{
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unsigned long build_time;
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unsigned long run_time;
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unsigned long parse_time;
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int builds;
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int news;
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int collisions;
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int runs;
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}
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script;
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struct
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{
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unsigned long init_time;
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unsigned long unwind_time;
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int inits;
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int unwinds;
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}
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api;
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}
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stat;
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# endif /* IA64_UNW_STATS */
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};
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/* Convenience macros: */
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#define unw UNW_OBJ(data)
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#define ia64_make_proc_info UNW_OBJ(make_proc_info)
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#define ia64_create_state_record UNW_OBJ(create_state_record)
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#define ia64_free_state_record UNW_OBJ(free_state_record)
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#define ia64_find_save_locs UNW_OBJ(find_save_locs)
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#define ia64_per_thread_cache UNW_OBJ(per_thread_cache)
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#define ia64_script_cache_init UNW_OBJ(script_cache_init)
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#define ia64_init UNW_OBJ(init)
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#define ia64_access_reg UNW_OBJ(access_reg)
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#define ia64_access_fpreg UNW_OBJ(access_fpreg)
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#define ia64_scratch_loc UNW_OBJ(scratch_loc)
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#define ia64_local_resume UNW_OBJ(local_resume)
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#define ia64_local_addr_space_init UNW_OBJ(local_addr_space_init)
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#define ia64_init UNW_ARCH_OBJ(init)
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extern struct ia64_global_unwind_state unw;
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extern int ia64_make_proc_info (struct ia64_cursor *c);
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extern int ia64_create_state_record (struct ia64_cursor *c,
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extern int ia64_make_proc_info (struct cursor *c);
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extern int ia64_create_state_record (struct cursor *c,
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struct ia64_state_record *sr);
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extern int ia64_free_state_record (struct ia64_state_record *sr);
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extern int ia64_find_save_locs (struct ia64_cursor *c);
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extern int ia64_find_save_locs (struct cursor *c);
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extern void ia64_script_cache_init (struct ia64_script_cache *cache);
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extern void ia64_init (void);
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extern int ia64_access_reg (struct ia64_cursor *c, unw_regnum_t reg,
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extern int ia64_access_reg (struct cursor *c, unw_regnum_t reg,
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unw_word_t *valp, int write);
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extern int ia64_access_fpreg (struct ia64_cursor *c, unw_regnum_t reg,
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extern int ia64_access_fpreg (struct cursor *c, unw_regnum_t reg,
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unw_fpreg_t *valp, int write);
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extern unw_word_t ia64_scratch_loc (struct ia64_cursor *c, unw_regnum_t reg);
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extern unw_word_t ia64_scratch_loc (struct cursor *c, unw_regnum_t reg);
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extern void __ia64_install_context (const ucontext_t *ucp, long r15, long r16,
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long r17, long r18)
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extern int ia64_local_resume (unw_addr_space_t as, unw_cursor_t *cursor,
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void *arg);
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extern int _Uia64_find_proc_info (unw_addr_space_t as, unw_word_t ip,
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unw_proc_info_t *pi, int need_unwind_info,
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void *arg);
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/* XXX should be in glibc: */
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#ifndef IA64_SC_FLAG_ONSTACK
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# define IA64_SC_FLAG_ONSTACK_BIT 0 /* running on signal stack? */
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