2004-11-13 Andrew Cagney <cagney@gnu.org>
* regcache.h (deprecated_register_valid): Delete. (deprecated_registers): Delete. * regcache.c (deprecated_register_valid): Delete. (deprecated_registers): Delete. (deprecated_read_register_byte, _initialize_regcache) (deprecated_write_register_bytes, build_regcache): Update. * config/powerpc/ppc-sim.mt (TDEPFILES): Remove ppc-bdm.o and remote-sds.o. * config/powerpc/ppc-eabi.mt (TDEPFILES): Ditto. * config/mips/embed.mt (TDEPFILES): Remove remote-mips.o.
This commit is contained in:
Andrew Cagney
parent
9445aa303f
commit
8851ec7ac2
6 changed files with 18 additions and 60 deletions
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@ -1,3 +1,16 @@
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2004-11-13 Andrew Cagney <cagney@gnu.org>
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* regcache.h (deprecated_register_valid): Delete.
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(deprecated_registers): Delete.
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* regcache.c (deprecated_register_valid): Delete.
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(deprecated_registers): Delete.
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(deprecated_read_register_byte, _initialize_regcache)
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(deprecated_write_register_bytes, build_regcache): Update.
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* config/powerpc/ppc-sim.mt (TDEPFILES): Remove ppc-bdm.o and
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remote-sds.o.
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* config/powerpc/ppc-eabi.mt (TDEPFILES): Ditto.
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* config/mips/embed.mt (TDEPFILES): Remove remote-mips.o.
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2004-11-13 Andrew Cagney <cagney@gnu.org>
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* NEWS: List h8300*-*-*, mcore-*-*, mn10300-*-*, ns32k-*-*, and
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@ -1,3 +1,3 @@
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TDEPFILES= mips-tdep.o remote-mips.o mips-mdebug-tdep.o
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TDEPFILES= mips-tdep.o mips-mdebug-tdep.o
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SIM_OBS = remote-sim.o
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SIM = ../sim/mips/libsim.a
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@ -1,3 +1,3 @@
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# Target: PowerPC running eabi
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TDEPFILES= rs6000-tdep.o monitor.o dsrec.o ppcbug-rom.o dink32-rom.o ppc-bdm.o ocd.o remote-sds.o ppc-sysv-tdep.o solib.o solib-svr4.o
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TDEPFILES= rs6000-tdep.o monitor.o dsrec.o ppcbug-rom.o dink32-rom.o ocd.o ppc-sysv-tdep.o solib.o solib-svr4.o
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DEPRECATED_TM_FILE= tm-ppc-eabi.h
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@ -1,5 +1,5 @@
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# Target: PowerPC running eabi and including the simulator
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TDEPFILES= rs6000-tdep.o monitor.o dsrec.o ppcbug-rom.o dink32-rom.o ppc-bdm.o ocd.o remote-sds.o ppc-sysv-tdep.o solib.o solib-svr4.o
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TDEPFILES= rs6000-tdep.o monitor.o dsrec.o ppcbug-rom.o dink32-rom.o ocd.o ppc-sysv-tdep.o solib.o solib-svr4.o
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DEPRECATED_TM_FILE= tm-ppc-eabi.h
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SIM_OBS = remote-sim.o
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@ -400,23 +400,6 @@ struct regcache *current_regcache;
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user). Therefore all registers must be written back to the
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target when appropriate. */
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/* REGISTERS contains the cached register values (in target byte order). */
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char *deprecated_registers;
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/* DEPRECATED_REGISTER_VALID is 0 if the register needs to be fetched,
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1 if it has been fetched, and
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-1 if the register value was not available.
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"Not available" indicates that the target is not not able to supply
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the register at this state. The register may become available at a
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later time (after the next resume). This often occures when GDB is
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manipulating a target that contains only a snapshot of the entire
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system being debugged - some of the registers in such a system may
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not have been saved. */
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signed char *deprecated_register_valid;
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/* The thread/process associated with the current set of registers. */
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static ptid_t registers_ptid;
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@ -434,7 +417,7 @@ static ptid_t registers_ptid;
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int
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register_cached (int regnum)
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{
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return deprecated_register_valid[regnum];
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return current_regcache->register_valid_p[regnum];
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}
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/* Record that REGNUM's value is cached if STATE is >0, uncached but
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@ -559,15 +542,6 @@ deprecated_read_register_bytes (int in_start, char *in_buf, int in_len)
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if (REGISTER_NAME (regnum) != NULL && *REGISTER_NAME (regnum) != '\0')
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/* Force the cache to fetch the entire register. */
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deprecated_read_register_gen (regnum, reg_buf);
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else
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/* Legacy note: even though this register is ``invalid'' we
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still need to return something. It would appear that some
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code relies on apparent gaps in the register array also
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being returned. */
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/* FIXME: cagney/2001-08-18: This is just silly. It defeats
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the entire register read/write flow of control. Must
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resist temptation to return 0xdeadbeef. */
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memcpy (reg_buf, &deprecated_registers[reg_start], reg_len);
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/* Legacy note: This function, for some reason, allows a NULL
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input buffer. If the buffer is NULL, the registers are still
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@ -851,10 +825,6 @@ deprecated_write_register_bytes (int myregstart, char *myaddr, int inlen)
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Update it from the target before scribbling on it. */
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deprecated_read_register_gen (regnum, regbuf);
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memcpy (&deprecated_registers[overlapstart],
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myaddr + (overlapstart - myregstart),
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overlapend - overlapstart);
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target_store_registers (regnum);
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}
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}
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@ -1178,8 +1148,6 @@ build_regcache (void)
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{
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current_regcache = regcache_xmalloc (current_gdbarch);
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current_regcache->readonly_p = 0;
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deprecated_registers = deprecated_grub_regcache_for_registers (current_regcache);
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deprecated_register_valid = current_regcache->register_valid_p;
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}
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static void
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@ -1442,8 +1410,6 @@ _initialize_regcache (void)
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{
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regcache_descr_handle = gdbarch_data_register_post_init (init_regcache_descr);
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DEPRECATED_REGISTER_GDBARCH_SWAP (current_regcache);
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DEPRECATED_REGISTER_GDBARCH_SWAP (deprecated_registers);
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DEPRECATED_REGISTER_GDBARCH_SWAP (deprecated_register_valid);
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deprecated_register_gdbarch_swap (NULL, 0, build_regcache);
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observer_attach_target_changed (regcache_observer_target_changed);
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@ -181,28 +181,7 @@ extern void deprecated_read_register_bytes (int regbyte, char *myaddr,
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extern void deprecated_write_register_bytes (int regbyte, char *myaddr,
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int len);
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/* Character array containing the current state of each register
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(unavailable<0, invalid=0, valid>0) for the most recently
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referenced thread. This global is often found in close proximity
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to code that is directly manipulating the deprecated_registers[]
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array. In such cases, it should be possible to replace the lot
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with a call to regcache_raw_supply(). If you find yourself in dire
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straits, still needing access to the cache status bit, the
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regcache_valid_p() and set_register_cached() functions are
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available. */
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extern signed char *deprecated_register_valid;
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/* Character array containing an image of the inferior programs'
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registers for the most recently referenced thread.
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NOTE: cagney/2002-11-14: Target side code should be using
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regcache_raw_supply() and/or regcache_collect() while architecture
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side code should use the more generic regcache methods. */
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extern char *deprecated_registers;
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/* NOTE: cagney/2002-11-05: This function, and its co-conspirator
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deprecated_registers[], have been superseeded by
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/* NOTE: cagney/2002-11-05: This function has been superseeded by
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regcache_raw_supply(). */
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extern void deprecated_registers_fetched (void);
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