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Diffstat (limited to 'libpthread/nptl_db/fetch-value.c')
-rw-r--r--libpthread/nptl_db/fetch-value.c284
1 files changed, 0 insertions, 284 deletions
diff --git a/libpthread/nptl_db/fetch-value.c b/libpthread/nptl_db/fetch-value.c
deleted file mode 100644
index 0d9bb0eb8..000000000
--- a/libpthread/nptl_db/fetch-value.c
+++ /dev/null
@@ -1,284 +0,0 @@
-/* Helper routines for libthread_db.
- Copyright (C) 2003, 2004 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include "thread_dbP.h"
-#include <byteswap.h>
-#include <assert.h>
-
-td_err_e
-_td_check_sizeof (td_thragent_t *ta, uint32_t *sizep, int sizep_name)
-{
- if (*sizep == 0)
- {
- psaddr_t descptr;
- ps_err_e err = td_lookup (ta->ph, sizep_name, &descptr);
- if (err == PS_NOSYM)
- return TD_NOCAPAB;
- if (err == PS_OK)
- err = ps_pdread (ta->ph, descptr, sizep, sizeof *sizep);
- if (err != PS_OK)
- return TD_ERR;
- if (*sizep & 0xff000000U)
- *sizep = bswap_32 (*sizep);
- }
- return TD_OK;
-}
-
-td_err_e
-_td_locate_field (td_thragent_t *ta,
- db_desc_t desc, int descriptor_name,
- psaddr_t idx, psaddr_t *address)
-{
- uint32_t elemsize;
-
- if (DB_DESC_SIZE (desc) == 0)
- {
- /* Read the information about this field from the inferior. */
- psaddr_t descptr;
- ps_err_e err = td_lookup (ta->ph, descriptor_name, &descptr);
- if (err == PS_NOSYM)
- return TD_NOCAPAB;
- if (err == PS_OK)
- err = ps_pdread (ta->ph, descptr, desc, DB_SIZEOF_DESC);
- if (err != PS_OK)
- return TD_ERR;
- if (DB_DESC_SIZE (desc) == 0)
- return TD_DBERR;
- if (DB_DESC_SIZE (desc) & 0xff000000U)
- {
- /* Byte-swap these words, though we leave the size word
- in native order as the handy way to distinguish. */
- DB_DESC_OFFSET (desc) = bswap_32 (DB_DESC_OFFSET (desc));
- DB_DESC_NELEM (desc) = bswap_32 (DB_DESC_NELEM (desc));
- }
- }
-
- if (idx != 0 && idx - (psaddr_t) 0 > DB_DESC_NELEM (desc))
- /* This is an internal indicator to callers with nonzero IDX
- that the IDX value is too big. */
- return TD_NOAPLIC;
-
- elemsize = DB_DESC_SIZE (desc);
- if (elemsize & 0xff000000U)
- elemsize = bswap_32 (elemsize);
-
- *address += (int32_t) DB_DESC_OFFSET (desc);
- *address += (elemsize / 8 * (idx - (psaddr_t) 0));
- return TD_OK;
-}
-
-td_err_e
-_td_fetch_value (td_thragent_t *ta,
- db_desc_t desc, int descriptor_name,
- psaddr_t idx, psaddr_t address,
- psaddr_t *result)
-{
- ps_err_e err;
- td_err_e terr = _td_locate_field (ta, desc, descriptor_name, idx, &address);
- if (terr != TD_OK)
- return terr;
-
- if (DB_DESC_SIZE (desc) == 8 || DB_DESC_SIZE (desc) == bswap_32 (8))
- {
- uint8_t value;
- err = ps_pdread (ta->ph, address, &value, sizeof value);
- *result = (psaddr_t) 0 + value;
- }
- else if (DB_DESC_SIZE (desc) == 32)
- {
- uint32_t value;
- err = ps_pdread (ta->ph, address, &value, sizeof value);
- *result = (psaddr_t) 0 + value;
- }
- else if (DB_DESC_SIZE (desc) == 64)
- {
- uint64_t value;
- if (sizeof (psaddr_t) < 8)
- return TD_NOCAPAB;
- err = ps_pdread (ta->ph, address, &value, sizeof value);
- *result = (psaddr_t) 0 + value;
- }
- else if (DB_DESC_SIZE (desc) == bswap_32 (32))
- {
- uint32_t value;
- err = ps_pdread (ta->ph, address, &value, sizeof value);
- value = bswap_32 (value);
- *result = (psaddr_t) 0 + value;
- }
- else if (DB_DESC_SIZE (desc) == bswap_32 (64))
- {
- uint64_t value;
- if (sizeof (psaddr_t) < 8)
- return TD_NOCAPAB;
- err = ps_pdread (ta->ph, address, &value, sizeof value);
- value = bswap_64 (value);
- *result = (psaddr_t) 0 + value;
- }
- else
- return TD_DBERR;
-
- return err == PS_OK ? TD_OK : TD_ERR;
-}
-
-
-td_err_e
-_td_store_value (td_thragent_t *ta,
- uint32_t desc[2], int descriptor_name, psaddr_t idx,
- psaddr_t address, psaddr_t widened_value)
-{
- ps_err_e err;
- td_err_e terr = _td_locate_field (ta, desc, descriptor_name, idx, &address);
- if (terr != TD_OK)
- return terr;
-
- if (DB_DESC_SIZE (desc) == 8 || DB_DESC_SIZE (desc) == bswap_32 (8))
- {
- uint8_t value = widened_value - (psaddr_t) 0;
- err = ps_pdwrite (ta->ph, address, &value, sizeof value);
- }
- else if (DB_DESC_SIZE (desc) == 32)
- {
- uint32_t value = widened_value - (psaddr_t) 0;
- err = ps_pdwrite (ta->ph, address, &value, sizeof value);
- }
- else if (DB_DESC_SIZE (desc) == 64)
- {
- uint64_t value = widened_value - (psaddr_t) 0;
- if (sizeof (psaddr_t) < 8)
- return TD_NOCAPAB;
- err = ps_pdwrite (ta->ph, address, &value, sizeof value);
- }
- else if (DB_DESC_SIZE (desc) == bswap_32 (32))
- {
- uint32_t value = widened_value - (psaddr_t) 0;
- value = bswap_32 (value);
- err = ps_pdwrite (ta->ph, address, &value, sizeof value);
- }
- else if (DB_DESC_SIZE (desc) == bswap_32 (64))
- {
- uint64_t value = widened_value - (psaddr_t) 0;
- if (sizeof (psaddr_t) < 8)
- return TD_NOCAPAB;
- value = bswap_64 (value);
- err = ps_pdwrite (ta->ph, address, &value, sizeof value);
- }
- else
- return TD_DBERR;
-
- return err == PS_OK ? TD_OK : TD_ERR;
-}
-
-td_err_e
-_td_fetch_value_local (td_thragent_t *ta,
- db_desc_t desc, int descriptor_name, psaddr_t idx,
- void *address,
- psaddr_t *result)
-{
- td_err_e terr = _td_locate_field (ta, desc, descriptor_name, idx, &address);
- if (terr != TD_OK)
- return terr;
-
- if (DB_DESC_SIZE (desc) == 8 || DB_DESC_SIZE (desc) == bswap_32 (8))
- {
- uint8_t value;
- memcpy (&value, address, sizeof value);
- *result = (psaddr_t) 0 + value;
- }
- else if (DB_DESC_SIZE (desc) == 32)
- {
- uint32_t value;
- memcpy (&value, address, sizeof value);
- *result = (psaddr_t) 0 + value;
- }
- else if (DB_DESC_SIZE (desc) == 64)
- {
- uint64_t value;
- if (sizeof (psaddr_t) < 8)
- return TD_NOCAPAB;
- memcpy (&value, address, sizeof value);
- *result = (psaddr_t) 0 + value;
- }
- else if (DB_DESC_SIZE (desc) == bswap_32 (32))
- {
- uint32_t value;
- memcpy (&value, address, sizeof value);
- value = bswap_32 (value);
- *result = (psaddr_t) 0 + value;
- }
- else if (DB_DESC_SIZE (desc) == bswap_32 (64))
- {
- uint64_t value;
- if (sizeof (psaddr_t) < 8)
- return TD_NOCAPAB;
- memcpy (&value, address, sizeof value);
- value = bswap_64 (value);
- *result = (psaddr_t) 0 + value;
- }
- else
- return TD_DBERR;
-
- return TD_OK;
-}
-
-
-td_err_e
-_td_store_value_local (td_thragent_t *ta,
- uint32_t desc[2], int descriptor_name, psaddr_t idx,
- void *address, psaddr_t widened_value)
-{
- td_err_e terr = _td_locate_field (ta, desc, descriptor_name, idx, &address);
- if (terr != TD_OK)
- return terr;
-
- if (DB_DESC_SIZE (desc) == 8 || DB_DESC_SIZE (desc) == bswap_32 (8))
- {
- uint8_t value = widened_value - (psaddr_t) 0;
- memcpy (address, &value, sizeof value);
- }
- else if (DB_DESC_SIZE (desc) == 32)
- {
- uint32_t value = widened_value - (psaddr_t) 0;
- memcpy (address, &value, sizeof value);
- }
- else if (DB_DESC_SIZE (desc) == 64)
- {
- uint64_t value = widened_value - (psaddr_t) 0;
- if (sizeof (psaddr_t) < 8)
- return TD_NOCAPAB;
- memcpy (address, &value, sizeof value);
- }
- else if (DB_DESC_SIZE (desc) == bswap_32 (32))
- {
- uint32_t value = widened_value - (psaddr_t) 0;
- value = bswap_32 (value);
- memcpy (address, &value, sizeof value);
- }
- else if (DB_DESC_SIZE (desc) == bswap_32 (64))
- {
- uint64_t value = widened_value - (psaddr_t) 0;
- if (sizeof (psaddr_t) < 8)
- return TD_NOCAPAB;
- value = bswap_64 (value);
- memcpy (address, &value, sizeof value);
- }
- else
- return TD_DBERR;
-
- return TD_OK;
-}
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