diff options
| author | bde <bde@FreeBSD.org> | 1997-01-29 13:46:28 +0000 |
|---|---|---|
| committer | bde <bde@FreeBSD.org> | 1997-01-29 13:46:28 +0000 |
| commit | a40655e5dd90ad1dc18034c6026793f1f8aa2ae9 (patch) | |
| tree | d423519c04b924127915d709531f303c4ae94eff /sys | |
| parent | 05e286fe5ee8cc402ee034198b63c6eb34b64807 (diff) | |
| download | FreeBSD-src-a40655e5dd90ad1dc18034c6026793f1f8aa2ae9.zip FreeBSD-src-a40655e5dd90ad1dc18034c6026793f1f8aa2ae9.tar.gz | |
Disabled logging of masked exceptions on exit. Keep the side effect of
saving the state (see rev.1.17).
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/amd64/amd64/fpu.c | 8 | ||||
| -rw-r--r-- | sys/amd64/isa/npx.c | 8 | ||||
| -rw-r--r-- | sys/i386/isa/npx.c | 8 |
3 files changed, 18 insertions, 6 deletions
diff --git a/sys/amd64/amd64/fpu.c b/sys/amd64/amd64/fpu.c index 0e73bd5..fa024ad 100644 --- a/sys/amd64/amd64/fpu.c +++ b/sys/amd64/amd64/fpu.c @@ -49,7 +49,9 @@ #include <sys/file.h> #include <sys/proc.h> #include <sys/ioctl.h> +#ifdef NPX_DEBUG #include <sys/syslog.h> +#endif #include <sys/signalvar.h> #include <machine/cpu.h> @@ -411,20 +413,22 @@ npxexit(p) if (p == npxproc) npxsave(&curpcb->pcb_savefpu); +#ifdef NPX_DEBUG if (npx_exists) { u_int masked_exceptions; masked_exceptions = curpcb->pcb_savefpu.sv_env.en_cw & curpcb->pcb_savefpu.sv_env.en_sw & 0x7f; /* - * Overflow, divde by 0, and invalid operand would have - * caused a trap in 1.1.5. + * Log exceptions that would have trapped with the old + * control word (overflow, divide by 0, and invalid operand). */ if (masked_exceptions & 0x0d) log(LOG_ERR, "pid %d (%s) exited with masked floating point exceptions 0x%02x\n", p->p_pid, p->p_comm, masked_exceptions); } +#endif } /* diff --git a/sys/amd64/isa/npx.c b/sys/amd64/isa/npx.c index 0e73bd5..fa024ad 100644 --- a/sys/amd64/isa/npx.c +++ b/sys/amd64/isa/npx.c @@ -49,7 +49,9 @@ #include <sys/file.h> #include <sys/proc.h> #include <sys/ioctl.h> +#ifdef NPX_DEBUG #include <sys/syslog.h> +#endif #include <sys/signalvar.h> #include <machine/cpu.h> @@ -411,20 +413,22 @@ npxexit(p) if (p == npxproc) npxsave(&curpcb->pcb_savefpu); +#ifdef NPX_DEBUG if (npx_exists) { u_int masked_exceptions; masked_exceptions = curpcb->pcb_savefpu.sv_env.en_cw & curpcb->pcb_savefpu.sv_env.en_sw & 0x7f; /* - * Overflow, divde by 0, and invalid operand would have - * caused a trap in 1.1.5. + * Log exceptions that would have trapped with the old + * control word (overflow, divide by 0, and invalid operand). */ if (masked_exceptions & 0x0d) log(LOG_ERR, "pid %d (%s) exited with masked floating point exceptions 0x%02x\n", p->p_pid, p->p_comm, masked_exceptions); } +#endif } /* diff --git a/sys/i386/isa/npx.c b/sys/i386/isa/npx.c index 0e73bd5..fa024ad 100644 --- a/sys/i386/isa/npx.c +++ b/sys/i386/isa/npx.c @@ -49,7 +49,9 @@ #include <sys/file.h> #include <sys/proc.h> #include <sys/ioctl.h> +#ifdef NPX_DEBUG #include <sys/syslog.h> +#endif #include <sys/signalvar.h> #include <machine/cpu.h> @@ -411,20 +413,22 @@ npxexit(p) if (p == npxproc) npxsave(&curpcb->pcb_savefpu); +#ifdef NPX_DEBUG if (npx_exists) { u_int masked_exceptions; masked_exceptions = curpcb->pcb_savefpu.sv_env.en_cw & curpcb->pcb_savefpu.sv_env.en_sw & 0x7f; /* - * Overflow, divde by 0, and invalid operand would have - * caused a trap in 1.1.5. + * Log exceptions that would have trapped with the old + * control word (overflow, divide by 0, and invalid operand). */ if (masked_exceptions & 0x0d) log(LOG_ERR, "pid %d (%s) exited with masked floating point exceptions 0x%02x\n", p->p_pid, p->p_comm, masked_exceptions); } +#endif } /* |
