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-rw-r--r--sim/common/sim-core.c836
1 files changed, 0 insertions, 836 deletions
diff --git a/sim/common/sim-core.c b/sim/common/sim-core.c
deleted file mode 100644
index f7579c40a98..00000000000
--- a/sim/common/sim-core.c
+++ /dev/null
@@ -1,836 +0,0 @@
-/* This file is part of the program psim.
-
- Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program 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 General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- */
-
-
-#ifndef SIM_CORE_C
-#define SIM_CORE_C
-
-#include "sim-main.h"
-#include "sim-assert.h"
-
-#if (WITH_HW)
-#include "sim-hw.h"
-#endif
-
-/* "core" module install handler.
-
- This is called via sim_module_install to install the "core"
- subsystem into the simulator. */
-
-#if EXTERN_SIM_CORE_P
-static MODULE_INIT_FN sim_core_init;
-static MODULE_UNINSTALL_FN sim_core_uninstall;
-#endif
-
-#if EXTERN_SIM_CORE_P
-SIM_RC
-sim_core_install (SIM_DESC sd)
-{
- SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
-
- /* establish the other handlers */
- sim_module_add_uninstall_fn (sd, sim_core_uninstall);
- sim_module_add_init_fn (sd, sim_core_init);
-
- /* establish any initial data structures - none */
- return SIM_RC_OK;
-}
-#endif
-
-
-/* Uninstall the "core" subsystem from the simulator. */
-
-#if EXTERN_SIM_CORE_P
-static void
-sim_core_uninstall (SIM_DESC sd)
-{
- sim_core *core = STATE_CORE(sd);
- unsigned map;
- /* blow away any mappings */
- for (map = 0; map < nr_maps; map++) {
- sim_core_mapping *curr = core->common.map[map].first;
- while (curr != NULL) {
- sim_core_mapping *tbd = curr;
- curr = curr->next;
- if (tbd->free_buffer != NULL) {
- SIM_ASSERT(tbd->buffer != NULL);
- zfree(tbd->free_buffer);
- }
- zfree(tbd);
- }
- core->common.map[map].first = NULL;
- }
-}
-#endif
-
-
-#if EXTERN_SIM_CORE_P
-static SIM_RC
-sim_core_init (SIM_DESC sd)
-{
- /* Nothing to do */
- return SIM_RC_OK;
-}
-#endif
-
-
-
-#ifndef SIM_CORE_SIGNAL
-#define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \
-sim_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), (TRANSFER), (ERROR))
-#endif
-
-#if EXTERN_SIM_CORE_P
-void
-sim_core_signal (SIM_DESC sd,
- sim_cpu *cpu,
- sim_cia cia,
- unsigned map,
- int nr_bytes,
- address_word addr,
- transfer_type transfer,
- sim_core_signals sig)
-{
- const char *copy = (transfer == read_transfer ? "read" : "write");
- address_word ip = CIA_ADDR (cia);
- switch (sig)
- {
- case sim_core_unmapped_signal:
- sim_io_eprintf (sd, "core: %d byte %s to unmapped address 0x%lx at 0x%lx\n",
- nr_bytes, copy, (unsigned long) addr, (unsigned long) ip);
- sim_engine_halt (sd, cpu, NULL, cia, sim_stopped, SIM_SIGSEGV);
- break;
- case sim_core_unaligned_signal:
- sim_io_eprintf (sd, "core: %d byte misaligned %s to address 0x%lx at 0x%lx\n",
- nr_bytes, copy, (unsigned long) addr, (unsigned long) ip);
- sim_engine_halt (sd, cpu, NULL, cia, sim_stopped, SIM_SIGBUS);
- break;
- default:
- sim_engine_abort (sd, cpu, cia,
- "sim_core_signal - internal error - bad switch");
- }
-}
-#endif
-
-
-#if EXTERN_SIM_CORE_P
-static sim_core_mapping *
-new_sim_core_mapping (SIM_DESC sd,
- int level,
- int space,
- address_word addr,
- address_word nr_bytes,
- unsigned modulo,
-#if WITH_HW
- struct hw *device,
-#else
- device *device,
-#endif
- void *buffer,
- void *free_buffer)
-{
- sim_core_mapping *new_mapping = ZALLOC(sim_core_mapping);
- /* common */
- new_mapping->level = level;
- new_mapping->space = space;
- new_mapping->base = addr;
- new_mapping->nr_bytes = nr_bytes;
- new_mapping->bound = addr + (nr_bytes - 1);
- if (modulo == 0)
- new_mapping->mask = (unsigned) 0 - 1;
- else
- new_mapping->mask = modulo - 1;
- new_mapping->buffer = buffer;
- new_mapping->free_buffer = free_buffer;
- new_mapping->device = device;
- return new_mapping;
-}
-#endif
-
-
-#if EXTERN_SIM_CORE_P
-static void
-sim_core_map_attach (SIM_DESC sd,
- sim_core_map *access_map,
- int level,
- int space,
- address_word addr,
- address_word nr_bytes,
- unsigned modulo,
-#if WITH_HW
- struct hw *client, /*callback/default*/
-#else
- device *client, /*callback/default*/
-#endif
- void *buffer, /*raw_memory*/
- void *free_buffer) /*raw_memory*/
-{
- /* find the insertion point for this additional mapping and then
- insert */
- sim_core_mapping *next_mapping;
- sim_core_mapping **last_mapping;
-
- SIM_ASSERT ((client == NULL) != (buffer == NULL));
- SIM_ASSERT ((client == NULL) >= (free_buffer != NULL));
-
- /* actually do occasionally get a zero size map */
- if (nr_bytes == 0)
- {
-#if (WITH_DEVICES)
- device_error(client, "called on sim_core_map_attach with size zero");
-#endif
-#if (WITH_HW)
- sim_hw_abort (sd, client, "called on sim_core_map_attach with size zero");
-#endif
- sim_io_error (sd, "called on sim_core_map_attach with size zero");
- }
-
- /* find the insertion point (between last/next) */
- next_mapping = access_map->first;
- last_mapping = &access_map->first;
- while(next_mapping != NULL
- && (next_mapping->level < level
- || (next_mapping->level == level
- && next_mapping->bound < addr)))
- {
- /* provided levels are the same */
- /* assert: next_mapping->base > all bases before next_mapping */
- /* assert: next_mapping->bound >= all bounds before next_mapping */
- last_mapping = &next_mapping->next;
- next_mapping = next_mapping->next;
- }
-
- /* check insertion point correct */
- SIM_ASSERT (next_mapping == NULL || next_mapping->level >= level);
- if (next_mapping != NULL && next_mapping->level == level
- && next_mapping->base < (addr + (nr_bytes - 1)))
- {
-#if (WITH_DEVICES)
- device_error (client, "memory map %d:0x%lx..0x%lx (%ld bytes) overlaps %d:0x%lx..0x%lx (%ld bytes)",
- space,
- (long) addr,
- (long) nr_bytes,
- (long) (addr + (nr_bytes - 1)),
- next_mapping->space,
- (long) next_mapping->base,
- (long) next_mapping->bound,
- (long) next_mapping->nr_bytes);
-#endif
-#if WITH_HW
- sim_hw_abort (sd, client, "memory map %d:0x%lx..0x%lx (%ld bytes) overlaps %d:0x%lx..0x%lx (%ld bytes)",
- space,
- (long) addr,
- (long) nr_bytes,
- (long) (addr + (nr_bytes - 1)),
- next_mapping->space,
- (long) next_mapping->base,
- (long) next_mapping->bound,
- (long) next_mapping->nr_bytes);
-#endif
- sim_io_error (sd, "memory map %d:0x%lx..0x%lx (%ld bytes) overlaps %d:0x%lx..0x%lx (%ld bytes)",
- space,
- (long) addr,
- (long) nr_bytes,
- (long) (addr + (nr_bytes - 1)),
- next_mapping->space,
- (long) next_mapping->base,
- (long) next_mapping->bound,
- (long) next_mapping->nr_bytes);
- }
-
- /* create/insert the new mapping */
- *last_mapping = new_sim_core_mapping(sd,
- level,
- space, addr, nr_bytes, modulo,
- client, buffer, free_buffer);
- (*last_mapping)->next = next_mapping;
-}
-#endif
-
-
-/* Attach memory or a memory mapped device to the simulator.
- See sim-core.h for a full description. */
-
-#if EXTERN_SIM_CORE_P
-void
-sim_core_attach (SIM_DESC sd,
- sim_cpu *cpu,
- int level,
- unsigned mapmask,
- int space,
- address_word addr,
- address_word nr_bytes,
- unsigned modulo,
-#if WITH_HW
- struct hw *client,
-#else
- device *client,
-#endif
- void *optional_buffer)
-{
- sim_core *memory = STATE_CORE(sd);
- unsigned map;
- void *buffer;
- void *free_buffer;
-
- /* check for for attempt to use unimplemented per-processor core map */
- if (cpu != NULL)
- sim_io_error (sd, "sim_core_map_attach - processor specific memory map not yet supported");
-
- /* verify modulo memory */
- if (!WITH_MODULO_MEMORY && modulo != 0)
- {
-#if (WITH_DEVICES)
- device_error (client, "sim_core_attach - internal error - modulo memory disabled");
-#endif
-#if (WITH_HW)
- sim_hw_abort (sd, client, "sim_core_attach - internal error - modulo memory disabled");
-#endif
- sim_io_error (sd, "sim_core_attach - internal error - modulo memory disabled");
- }
- if (client != NULL && modulo != 0)
- {
-#if (WITH_DEVICES)
- device_error (client, "sim_core_attach - internal error - modulo and callback memory conflict");
-#endif
-#if (WITH_HW)
- sim_hw_abort (sd, client, "sim_core_attach - internal error - modulo and callback memory conflict");
-#endif
- sim_io_error (sd, "sim_core_attach - internal error - modulo and callback memory conflict");
- }
- if (modulo != 0)
- {
- unsigned mask = modulo - 1;
- /* any zero bits */
- while (mask >= sizeof (unsigned64)) /* minimum modulo */
- {
- if ((mask & 1) == 0)
- mask = 0;
- else
- mask >>= 1;
- }
- if (mask != sizeof (unsigned64) - 1)
- {
-#if (WITH_DEVICES)
- device_error (client, "sim_core_attach - internal error - modulo %lx not power of two", (long) modulo);
-#endif
-#if (WITH_HW)
- sim_hw_abort (sd, client, "sim_core_attach - internal error - modulo %lx not power of two", (long) modulo);
-#endif
- sim_io_error (sd, "sim_core_attach - internal error - modulo %lx not power of two", (long) modulo);
- }
- }
-
- /* verify consistency between device and buffer */
- if (client != NULL && optional_buffer != NULL)
- {
-#if (WITH_DEVICES)
- device_error (client, "sim_core_attach - internal error - conflicting buffer and attach arguments");
-#endif
-#if (WITH_HW)
- sim_hw_abort (sd, client, "sim_core_attach - internal error - conflicting buffer and attach arguments");
-#endif
- sim_io_error (sd, "sim_core_attach - internal error - conflicting buffer and attach arguments");
- }
- if (client == NULL)
- {
- if (optional_buffer == NULL)
- {
- int padding = (addr % sizeof (unsigned64));
- unsigned long bytes = (modulo == 0 ? nr_bytes : modulo) + padding;
- free_buffer = zalloc (bytes);
- buffer = (char*) free_buffer + padding;
- }
- else
- {
- buffer = optional_buffer;
- free_buffer = NULL;
- }
- }
- else
- {
- /* a device */
- buffer = NULL;
- free_buffer = NULL;
- }
-
- /* attach the region to all applicable access maps */
- for (map = 0;
- map < nr_maps;
- map++)
- {
- if (mapmask & (1 << map))
- {
- sim_core_map_attach (sd, &memory->common.map[map],
- level, space, addr, nr_bytes, modulo,
- client, buffer, free_buffer);
- free_buffer = NULL;
- }
- }
-
- /* Just copy this map to each of the processor specific data structures.
- FIXME - later this will be replaced by true processor specific
- maps. */
- {
- int i;
- for (i = 0; i < MAX_NR_PROCESSORS; i++)
- {
- CPU_CORE (STATE_CPU (sd, i))->common = STATE_CORE (sd)->common;
- }
- }
-}
-#endif
-
-
-/* Remove any memory reference related to this address */
-#if EXTERN_SIM_CORE_P
-static void
-sim_core_map_detach (SIM_DESC sd,
- sim_core_map *access_map,
- int level,
- int space,
- address_word addr)
-{
- sim_core_mapping **entry;
- for (entry = &access_map->first;
- (*entry) != NULL;
- entry = &(*entry)->next)
- {
- if ((*entry)->base == addr
- && (*entry)->level == level
- && (*entry)->space == space)
- {
- sim_core_mapping *dead = (*entry);
- (*entry) = dead->next;
- if (dead->free_buffer != NULL)
- zfree (dead->free_buffer);
- zfree (dead);
- return;
- }
- }
-}
-#endif
-
-#if EXTERN_SIM_CORE_P
-void
-sim_core_detach (SIM_DESC sd,
- sim_cpu *cpu,
- int level,
- int address_space,
- address_word addr)
-{
- sim_core *memory = STATE_CORE (sd);
- unsigned map;
- for (map = 0; map < nr_maps; map++)
- {
- sim_core_map_detach (sd, &memory->common.map[map],
- level, address_space, addr);
- }
- /* Just copy this update to each of the processor specific data
- structures. FIXME - later this will be replaced by true
- processor specific maps. */
- {
- int i;
- for (i = 0; i < MAX_NR_PROCESSORS; i++)
- {
- CPU_CORE (STATE_CPU (sd, i))->common = STATE_CORE (sd)->common;
- }
- }
-}
-#endif
-
-
-STATIC_INLINE_SIM_CORE\
-(sim_core_mapping *)
-sim_core_find_mapping(sim_core_common *core,
- unsigned map,
- address_word addr,
- unsigned nr_bytes,
- transfer_type transfer,
- int abort, /*either 0 or 1 - hint to inline/-O */
- sim_cpu *cpu, /* abort => cpu != NULL */
- sim_cia cia)
-{
- sim_core_mapping *mapping = core->map[map].first;
- ASSERT ((addr & (nr_bytes - 1)) == 0); /* must be aligned */
- ASSERT ((addr + (nr_bytes - 1)) >= addr); /* must not wrap */
- ASSERT (!abort || cpu != NULL); /* abort needs a non null CPU */
- while (mapping != NULL)
- {
- if (addr >= mapping->base
- && (addr + (nr_bytes - 1)) <= mapping->bound)
- return mapping;
- mapping = mapping->next;
- }
- if (abort)
- {
- SIM_CORE_SIGNAL (CPU_STATE (cpu), cpu, cia, map, nr_bytes, addr, transfer,
- sim_core_unmapped_signal);
- }
- return NULL;
-}
-
-
-STATIC_INLINE_SIM_CORE\
-(void *)
-sim_core_translate (sim_core_mapping *mapping,
- address_word addr)
-{
- if (WITH_MODULO_MEMORY)
- return (void *)((unsigned8 *) mapping->buffer
- + ((addr - mapping->base) & mapping->mask));
- else
- return (void *)((unsigned8 *) mapping->buffer
- + addr - mapping->base);
-}
-
-
-#if EXTERN_SIM_CORE_P
-unsigned
-sim_core_read_buffer (SIM_DESC sd,
- sim_cpu *cpu,
- unsigned map,
- void *buffer,
- address_word addr,
- unsigned len)
-{
- sim_core_common *core = (cpu == NULL ? &STATE_CORE (sd)->common : &CPU_CORE (cpu)->common);
- unsigned count = 0;
- while (count < len)
- {
- unsigned_word raddr = addr + count;
- sim_core_mapping *mapping =
- sim_core_find_mapping (core, map,
- raddr, /*nr-bytes*/1,
- read_transfer,
- 0 /*dont-abort*/, NULL, NULL_CIA);
- if (mapping == NULL)
- break;
-#if (WITH_DEVICES)
- if (mapping->device != NULL)
- {
- int nr_bytes = len - count;
- sim_cia cia = cpu ? CIA_GET (cpu) : NULL_CIA;
- if (raddr + nr_bytes - 1> mapping->bound)
- nr_bytes = mapping->bound - raddr + 1;
- if (device_io_read_buffer (mapping->device,
- (unsigned_1*)buffer + count,
- mapping->space,
- raddr,
- nr_bytes,
- sd,
- cpu,
- cia) != nr_bytes)
- break;
- count += nr_bytes;
- continue;
- }
-#endif
-#if (WITH_HW)
- if (mapping->device != NULL)
- {
- int nr_bytes = len - count;
- if (raddr + nr_bytes - 1> mapping->bound)
- nr_bytes = mapping->bound - raddr + 1;
- if (sim_hw_io_read_buffer (sd, mapping->device,
- (unsigned_1*)buffer + count,
- mapping->space,
- raddr,
- nr_bytes) != nr_bytes)
- break;
- count += nr_bytes;
- continue;
- }
-#endif
- ((unsigned_1*)buffer)[count] =
- *(unsigned_1*)sim_core_translate(mapping, raddr);
- count += 1;
- }
- return count;
-}
-#endif
-
-
-#if EXTERN_SIM_CORE_P
-unsigned
-sim_core_write_buffer (SIM_DESC sd,
- sim_cpu *cpu,
- unsigned map,
- const void *buffer,
- address_word addr,
- unsigned len)
-{
- sim_core_common *core = (cpu == NULL ? &STATE_CORE (sd)->common : &CPU_CORE (cpu)->common);
- unsigned count = 0;
- while (count < len)
- {
- unsigned_word raddr = addr + count;
- sim_core_mapping *mapping =
- sim_core_find_mapping (core, map,
- raddr, /*nr-bytes*/1,
- write_transfer,
- 0 /*dont-abort*/, NULL, NULL_CIA);
- if (mapping == NULL)
- break;
-#if (WITH_DEVICES)
- if (WITH_CALLBACK_MEMORY
- && mapping->device != NULL)
- {
- int nr_bytes = len - count;
- sim_cia cia = cpu ? CIA_GET (cpu) : NULL_CIA;
- if (raddr + nr_bytes - 1 > mapping->bound)
- nr_bytes = mapping->bound - raddr + 1;
- if (device_io_write_buffer (mapping->device,
- (unsigned_1*)buffer + count,
- mapping->space,
- raddr,
- nr_bytes,
- sd,
- cpu,
- cia) != nr_bytes)
- break;
- count += nr_bytes;
- continue;
- }
-#endif
-#if (WITH_HW)
- if (WITH_CALLBACK_MEMORY
- && mapping->device != NULL)
- {
- int nr_bytes = len - count;
- if (raddr + nr_bytes - 1 > mapping->bound)
- nr_bytes = mapping->bound - raddr + 1;
- if (sim_hw_io_write_buffer (sd, mapping->device,
- (unsigned_1*)buffer + count,
- mapping->space,
- raddr,
- nr_bytes) != nr_bytes)
- break;
- count += nr_bytes;
- continue;
- }
-#endif
- *(unsigned_1*)sim_core_translate(mapping, raddr) =
- ((unsigned_1*)buffer)[count];
- count += 1;
- }
- return count;
-}
-#endif
-
-
-#if EXTERN_SIM_CORE_P
-void
-sim_core_set_xor (SIM_DESC sd,
- sim_cpu *cpu,
- int is_xor)
-{
- /* set up the XOR map if required. */
- if (WITH_XOR_ENDIAN) {
- {
- sim_core *core = STATE_CORE (sd);
- sim_cpu_core *cpu_core = (cpu != NULL ? CPU_CORE (cpu) : NULL);
- if (cpu_core != NULL)
- {
- int i = 1;
- unsigned mask;
- if (is_xor)
- mask = WITH_XOR_ENDIAN - 1;
- else
- mask = 0;
- while (i - 1 < WITH_XOR_ENDIAN)
- {
- cpu_core->xor[i-1] = mask;
- mask = (mask << 1) & (WITH_XOR_ENDIAN - 1);
- i = (i << 1);
- }
- }
- else
- {
- if (is_xor)
- core->byte_xor = WITH_XOR_ENDIAN - 1;
- else
- core->byte_xor = 0;
- }
- }
- }
- else {
- if (is_xor)
- sim_engine_abort (sd, NULL, NULL_CIA,
- "Attempted to enable xor-endian mode when permenantly disabled.");
- }
-}
-#endif
-
-
-#if EXTERN_SIM_CORE_P
-static void
-reverse_n (unsigned_1 *dest,
- const unsigned_1 *src,
- int nr_bytes)
-{
- int i;
- for (i = 0; i < nr_bytes; i++)
- {
- dest [nr_bytes - i - 1] = src [i];
- }
-}
-#endif
-
-
-#if EXTERN_SIM_CORE_P
-unsigned
-sim_core_xor_read_buffer (SIM_DESC sd,
- sim_cpu *cpu,
- unsigned map,
- void *buffer,
- address_word addr,
- unsigned nr_bytes)
-{
- address_word byte_xor = (cpu == NULL ? STATE_CORE (sd)->byte_xor : CPU_CORE (cpu)->xor[0]);
- if (!WITH_XOR_ENDIAN || !byte_xor)
- return sim_core_read_buffer (sd, cpu, map, buffer, addr, nr_bytes);
- else
- /* only break up transfers when xor-endian is both selected and enabled */
- {
- unsigned_1 x[WITH_XOR_ENDIAN + 1]; /* +1 to avoid zero-sized array */
- unsigned nr_transfered = 0;
- address_word start = addr;
- unsigned nr_this_transfer = (WITH_XOR_ENDIAN - (addr & ~(WITH_XOR_ENDIAN - 1)));
- address_word stop;
- /* initial and intermediate transfers are broken when they cross
- an XOR endian boundary */
- while (nr_transfered + nr_this_transfer < nr_bytes)
- /* initial/intermediate transfers */
- {
- /* since xor-endian is enabled stop^xor defines the start
- address of the transfer */
- stop = start + nr_this_transfer - 1;
- SIM_ASSERT (start <= stop);
- SIM_ASSERT ((stop ^ byte_xor) <= (start ^ byte_xor));
- if (sim_core_read_buffer (sd, cpu, map, x, stop ^ byte_xor, nr_this_transfer)
- != nr_this_transfer)
- return nr_transfered;
- reverse_n (&((unsigned_1*)buffer)[nr_transfered], x, nr_this_transfer);
- nr_transfered += nr_this_transfer;
- nr_this_transfer = WITH_XOR_ENDIAN;
- start = stop + 1;
- }
- /* final transfer */
- nr_this_transfer = nr_bytes - nr_transfered;
- stop = start + nr_this_transfer - 1;
- SIM_ASSERT (stop == (addr + nr_bytes - 1));
- if (sim_core_read_buffer (sd, cpu, map, x, stop ^ byte_xor, nr_this_transfer)
- != nr_this_transfer)
- return nr_transfered;
- reverse_n (&((unsigned_1*)buffer)[nr_transfered], x, nr_this_transfer);
- return nr_bytes;
- }
-}
-#endif
-
-
-#if EXTERN_SIM_CORE_P
-unsigned
-sim_core_xor_write_buffer (SIM_DESC sd,
- sim_cpu *cpu,
- unsigned map,
- const void *buffer,
- address_word addr,
- unsigned nr_bytes)
-{
- address_word byte_xor = (cpu == NULL ? STATE_CORE (sd)->byte_xor : CPU_CORE (cpu)->xor[0]);
- if (!WITH_XOR_ENDIAN || !byte_xor)
- return sim_core_write_buffer (sd, cpu, map, buffer, addr, nr_bytes);
- else
- /* only break up transfers when xor-endian is both selected and enabled */
- {
- unsigned_1 x[WITH_XOR_ENDIAN + 1]; /* +1 to avoid zero sized array */
- unsigned nr_transfered = 0;
- address_word start = addr;
- unsigned nr_this_transfer = (WITH_XOR_ENDIAN - (addr & ~(WITH_XOR_ENDIAN - 1)));
- address_word stop;
- /* initial and intermediate transfers are broken when they cross
- an XOR endian boundary */
- while (nr_transfered + nr_this_transfer < nr_bytes)
- /* initial/intermediate transfers */
- {
- /* since xor-endian is enabled stop^xor defines the start
- address of the transfer */
- stop = start + nr_this_transfer - 1;
- SIM_ASSERT (start <= stop);
- SIM_ASSERT ((stop ^ byte_xor) <= (start ^ byte_xor));
- reverse_n (x, &((unsigned_1*)buffer)[nr_transfered], nr_this_transfer);
- if (sim_core_read_buffer (sd, cpu, map, x, stop ^ byte_xor, nr_this_transfer)
- != nr_this_transfer)
- return nr_transfered;
- nr_transfered += nr_this_transfer;
- nr_this_transfer = WITH_XOR_ENDIAN;
- start = stop + 1;
- }
- /* final transfer */
- nr_this_transfer = nr_bytes - nr_transfered;
- stop = start + nr_this_transfer - 1;
- SIM_ASSERT (stop == (addr + nr_bytes - 1));
- reverse_n (x, &((unsigned_1*)buffer)[nr_transfered], nr_this_transfer);
- if (sim_core_read_buffer (sd, cpu, map, x, stop ^ byte_xor, nr_this_transfer)
- != nr_this_transfer)
- return nr_transfered;
- return nr_bytes;
- }
-}
-#endif
-
-
-
-/* define the read/write 1/2/4/8/16/word functions */
-
-#define N 16
-#include "sim-n-core.h"
-
-#define N 8
-#include "sim-n-core.h"
-
-#define N 7
-#define M 8
-#include "sim-n-core.h"
-
-#define N 6
-#define M 8
-#include "sim-n-core.h"
-
-#define N 5
-#define M 8
-#include "sim-n-core.h"
-
-#define N 4
-#include "sim-n-core.h"
-
-#define N 3
-#define M 4
-#include "sim-n-core.h"
-
-#define N 2
-#include "sim-n-core.h"
-
-#define N 1
-#include "sim-n-core.h"
-
-#endif