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| author | Andrew Cagney <cagney@redhat.com> | 1997-10-14 09:33:18 +0000 |
|---|---|---|
| committer | Andrew Cagney <cagney@redhat.com> | 1997-10-14 09:33:18 +0000 |
| commit | 5ccb90201f6d1a69c22e1ae79306301a36c0f173 (patch) | |
| tree | 7f2f0b52cc51342697c595f26c96bde8c41c76cc | |
| parent | 0c2c5f614114718e53d7c3dc03f6c5c86c48cf30 (diff) | |
| download | gdb-5ccb90201f6d1a69c22e1ae79306301a36c0f173.zip gdb-5ccb90201f6d1a69c22e1ae79306301a36c0f173.tar.gz gdb-5ccb90201f6d1a69c22e1ae79306301a36c0f173.tar.bz2 | |
remote-sim.h: Clarify sim_read, sim_write MEM argument.
| -rw-r--r-- | include/ChangeLog | 15 | ||||
| -rw-r--r-- | include/remote-sim.h | 21 |
2 files changed, 28 insertions, 8 deletions
diff --git a/include/ChangeLog b/include/ChangeLog index 9ec1e76..c6bdee6 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -1,3 +1,18 @@ +Mon Oct 13 10:17:15 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * remote-sim.h: Clarify sim_read, sim_write MEM argument. + +Wed Sep 24 18:03:10 1997 Stu Grossman <grossman@babylon-5.cygnus.com> + + * remote-sim.h (SIM_RC): Add a bunch of new return codes for + breakpoint stuff. + * Add functions to tell the simulator to set/clear/enable/disable + intrinsic breakpoints. + +Thu Aug 28 19:41:42 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * libiberty.h (dupargv): Add prototype. + Tue Aug 26 12:25:49 1997 Andrew Cagney <cagney@b1.cygnus.com> * remote-sim.h (sim_create_inferior): Add ABFD arg. Document. diff --git a/include/remote-sim.h b/include/remote-sim.h index 837f365..dc49970 100644 --- a/include/remote-sim.h +++ b/include/remote-sim.h @@ -155,14 +155,16 @@ SIM_RC sim_load PARAMS ((SIM_DESC sd, char *prog, struct _bfd *abfd, int from_tt SIM_RC sim_create_inferior PARAMS ((SIM_DESC sd, struct _bfd *abfd, char **argv, char **env)); -/* Read LENGTH bytes of the simulated program's memory and store in - BUF. Result is number of bytes read, or zero if error. */ +/* Fetch LENGTH bytes of the simulated program's memory. Start fetch + at virtual address MEM and store in BUF. Result is number of bytes + read, or zero if error. */ int sim_read PARAMS ((SIM_DESC sd, SIM_ADDR mem, unsigned char *buf, int length)); -/* Store LENGTH bytes from BUF in the simulated program's memory. - Result is number of bytes write, or zero if error. */ +/* Store LENGTH bytes from BUF into the simulated program's + memory. Store bytes starting at virtual address MEM. Result is + number of bytes write, or zero if error. */ int sim_write PARAMS ((SIM_DESC sd, SIM_ADDR mem, unsigned char *buf, int length)); @@ -202,10 +204,13 @@ int sim_stop PARAMS ((SIM_DESC sd)); SIM_EXITED: The program has terminated. SIGRC indicates the target dependant exit status. - SIM_STOPPED: The program has stopped. SIGRC indicates the reason: - program interrupted by user via a sim_stop request (SIGINT); a - breakpoint instruction (SIGTRAP); a completed step (SIGTRAP); an - internal error condition (SIGABRT). + SIM_STOPPED: The program has stopped. SIGRC uses the host's signal + numbering as a way of identifying the reaon: program interrupted by + user via a sim_stop request (SIGINT); a breakpoint instruction + (SIGTRAP); a completed single step (SIGTRAP); an internal error + condition (SIGABRT); an illegal instruction (SIGILL); Access to an + undefined memory region (SIGSEGV); Mis-aligned memory access + (SIGBUS). SIM_SIGNALLED: The simulator encountered target code that requires the signal SIGRC to be delivered to the simulated program. |