Author: jhb
Date: Tue Mar 27 20:57:51 2018
New Revision: 331650
URL: https://svnweb.freebsd.org/changeset/base/331650

Log:
  Remove very old and unused signal information codes.
  
  These have been supplanted by the MI signal information codes in
  <sys/signal.h> since 7.0.  The FPE_*_TRAP ones were deprecated even
  earlier in 1999.
  
  PR:           226579 (exp-run)
  Reviewed by:  kib
  Differential Revision:        https://reviews.freebsd.org/D14637

Modified:
  head/sys/amd64/amd64/trap.c
  head/sys/amd64/ia32/ia32_signal.c
  head/sys/amd64/linux/linux_sysvec.c
  head/sys/amd64/linux32/linux32_sysvec.c
  head/sys/cddl/contrib/opensolaris/uts/intel/dtrace/fasttrap_isa.c
  head/sys/cddl/dev/dtrace/amd64/dtrace_subr.c
  head/sys/cddl/dev/dtrace/i386/dtrace_subr.c
  head/sys/i386/i386/trap.c
  head/sys/i386/linux/linux_sysvec.c
  head/sys/x86/include/signal.h
  head/sys/x86/include/trap.h

Modified: head/sys/amd64/amd64/trap.c
==============================================================================
--- head/sys/amd64/amd64/trap.c Tue Mar 27 20:54:57 2018        (r331649)
+++ head/sys/amd64/amd64/trap.c Tue Mar 27 20:57:51 2018        (r331650)
@@ -95,6 +95,7 @@ PMC_SOFT_DEFINE( , , page_fault, write);
 #include <machine/smp.h>
 #endif
 #include <machine/stack.h>
+#include <machine/trap.h>
 #include <machine/tss.h>
 
 #ifdef KDTRACE_HOOKS
@@ -338,14 +339,14 @@ trap(struct trapframe *frame)
                                        ucode = SEGV_ACCERR;
                                } else {
                                        signo = SIGBUS;
-                                       ucode = BUS_PAGE_FAULT;
+                                       ucode = T_PAGEFLT;
                                }
                        } else if (prot_fault_translation == 1) {
                                /*
                                 * Always compat mode.
                                 */
                                signo = SIGBUS;
-                               ucode = BUS_PAGE_FAULT;
+                               ucode = T_PAGEFLT;
                        } else {
                                /*
                                 * Always SIGSEGV mode.

Modified: head/sys/amd64/ia32/ia32_signal.c
==============================================================================
--- head/sys/amd64/ia32/ia32_signal.c   Tue Mar 27 20:54:57 2018        
(r331649)
+++ head/sys/amd64/ia32/ia32_signal.c   Tue Mar 27 20:57:51 2018        
(r331650)
@@ -82,6 +82,7 @@ __FBSDID("$FreeBSD$");
 #include <machine/md_var.h>
 #include <machine/pcb.h>
 #include <machine/cpufunc.h>
+#include <machine/trap.h>
 
 #ifdef COMPAT_FREEBSD4
 static void freebsd4_ia32_sendsig(sig_t, ksiginfo_t *, sigset_t *);

Modified: head/sys/amd64/linux/linux_sysvec.c
==============================================================================
--- head/sys/amd64/linux/linux_sysvec.c Tue Mar 27 20:54:57 2018        
(r331649)
+++ head/sys/amd64/linux/linux_sysvec.c Tue Mar 27 20:57:51 2018        
(r331650)
@@ -72,6 +72,7 @@ __FBSDID("$FreeBSD$");
 #include <machine/md_var.h>
 #include <machine/pcb.h>
 #include <machine/specialreg.h>
+#include <machine/trap.h>
 
 #include <amd64/linux/linux.h>
 #include <amd64/linux/linux_proto.h>

Modified: head/sys/amd64/linux32/linux32_sysvec.c
==============================================================================
--- head/sys/amd64/linux32/linux32_sysvec.c     Tue Mar 27 20:54:57 2018        
(r331649)
+++ head/sys/amd64/linux32/linux32_sysvec.c     Tue Mar 27 20:57:51 2018        
(r331650)
@@ -75,6 +75,7 @@ __FBSDID("$FreeBSD$");
 #include <machine/md_var.h>
 #include <machine/pcb.h>
 #include <machine/specialreg.h>
+#include <machine/trap.h>
 
 #include <amd64/linux32/linux.h>
 #include <amd64/linux32/linux32_proto.h>

Modified: head/sys/cddl/contrib/opensolaris/uts/intel/dtrace/fasttrap_isa.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/intel/dtrace/fasttrap_isa.c   Tue Mar 
27 20:54:57 2018        (r331649)
+++ head/sys/cddl/contrib/opensolaris/uts/intel/dtrace/fasttrap_isa.c   Tue Mar 
27 20:57:51 2018        (r331650)
@@ -52,6 +52,7 @@
 #include <machine/segments.h>
 #include <machine/reg.h>
 #include <machine/pcb.h>
+#include <machine/trap.h>
 #endif
 #include <sys/sysmacros.h>
 #ifdef illumos

Modified: head/sys/cddl/dev/dtrace/amd64/dtrace_subr.c
==============================================================================
--- head/sys/cddl/dev/dtrace/amd64/dtrace_subr.c        Tue Mar 27 20:54:57 
2018        (r331649)
+++ head/sys/cddl/dev/dtrace/amd64/dtrace_subr.c        Tue Mar 27 20:57:51 
2018        (r331650)
@@ -44,6 +44,7 @@
 #include <machine/cpufunc.h>
 #include <machine/frame.h>
 #include <machine/psl.h>
+#include <machine/trap.h>
 #include <vm/pmap.h>
 
 extern void dtrace_getnanotime(struct timespec *tsp);

Modified: head/sys/cddl/dev/dtrace/i386/dtrace_subr.c
==============================================================================
--- head/sys/cddl/dev/dtrace/i386/dtrace_subr.c Tue Mar 27 20:54:57 2018        
(r331649)
+++ head/sys/cddl/dev/dtrace/i386/dtrace_subr.c Tue Mar 27 20:57:51 2018        
(r331650)
@@ -45,6 +45,7 @@
 #include <machine/cpufunc.h>
 #include <machine/frame.h>
 #include <machine/psl.h>
+#include <machine/trap.h>
 #include <vm/pmap.h>
 
 extern uintptr_t       kernelbase;

Modified: head/sys/i386/i386/trap.c
==============================================================================
--- head/sys/i386/i386/trap.c   Tue Mar 27 20:54:57 2018        (r331649)
+++ head/sys/i386/i386/trap.c   Tue Mar 27 20:57:51 2018        (r331650)
@@ -97,6 +97,7 @@ PMC_SOFT_DEFINE( , , page_fault, write);
 #include <machine/smp.h>
 #endif
 #include <machine/stack.h>
+#include <machine/trap.h>
 #include <machine/tss.h>
 #include <machine/vm86.h>
 
@@ -416,14 +417,14 @@ user_trctrap_out:
                                        ucode = SEGV_ACCERR;
                                } else {
                                        signo = SIGBUS;
-                                       ucode = BUS_PAGE_FAULT;
+                                       ucode = T_PAGEFLT;
                                }
                        } else if (prot_fault_translation == 1) {
                                /*
                                 * Always compat mode.
                                 */
                                signo = SIGBUS;
-                               ucode = BUS_PAGE_FAULT;
+                               ucode = T_PAGEFLT;
                        } else {
                                /*
                                 * Always SIGSEGV mode.

Modified: head/sys/i386/linux/linux_sysvec.c
==============================================================================
--- head/sys/i386/linux/linux_sysvec.c  Tue Mar 27 20:54:57 2018        
(r331649)
+++ head/sys/i386/linux/linux_sysvec.c  Tue Mar 27 20:57:51 2018        
(r331650)
@@ -62,6 +62,7 @@ __FBSDID("$FreeBSD$");
 #include <machine/cputypes.h>
 #include <machine/md_var.h>
 #include <machine/pcb.h>
+#include <machine/trap.h>
 
 #include <i386/linux/linux.h>
 #include <i386/linux/linux_proto.h>

Modified: head/sys/x86/include/signal.h
==============================================================================
--- head/sys/x86/include/signal.h       Tue Mar 27 20:54:57 2018        
(r331649)
+++ head/sys/x86/include/signal.h       Tue Mar 27 20:57:51 2018        
(r331650)
@@ -43,10 +43,6 @@
 #include <sys/cdefs.h>
 #include <sys/_sigset.h>
 
-#if __BSD_VISIBLE
-#include <machine/trap.h>      /* codes for SIGILL, SIGFPE */
-#endif
-
 #ifdef __i386__
 typedef int sig_atomic_t;
 

Modified: head/sys/x86/include/trap.h
==============================================================================
--- head/sys/x86/include/trap.h Tue Mar 27 20:54:57 2018        (r331649)
+++ head/sys/x86/include/trap.h Tue Mar 27 20:57:51 2018        (r331650)
@@ -66,30 +66,6 @@
 #define        T_RESERVED      30      /* reserved (unknown) */
 #define        T_DTRACE_RET    32      /* DTrace pid return */
 
-/* XXX most of the following codes aren't used, but could be. */
-
-/* definitions for <sys/signal.h> */
-#define            ILL_RESAD_FAULT     T_RESADFLT
-#define            ILL_PRIVIN_FAULT    T_PRIVINFLT
-#define            ILL_RESOP_FAULT     T_RESOPFLT
-#define            ILL_ALIGN_FAULT     T_ALIGNFLT
-#define            ILL_FPOP_FAULT      T_FPOPFLT       /* coprocessor operand 
fault */
-
-/* old FreeBSD macros, deprecated */
-#define        FPE_INTOVF_TRAP 0x1     /* integer overflow */
-#define        FPE_INTDIV_TRAP 0x2     /* integer divide by zero */
-#define        FPE_FLTDIV_TRAP 0x3     /* floating/decimal divide by zero */
-#define        FPE_FLTOVF_TRAP 0x4     /* floating overflow */
-#define        FPE_FLTUND_TRAP 0x5     /* floating underflow */
-#define        FPE_FPU_NP_TRAP 0x6     /* floating point unit not present  */
-#define        FPE_SUBRNG_TRAP 0x7     /* subrange out of bounds */
-
-/* codes for SIGBUS */
-#define            BUS_PAGE_FAULT      T_PAGEFLT       /* page fault 
protection base */
-#define            BUS_SEGNP_FAULT     T_SEGNPFLT      /* segment not present 
*/
-#define            BUS_STK_FAULT       T_STKFLT        /* stack segment */
-#define            BUS_SEGM_FAULT      T_RESERVED      /* segment protection 
base */
-
 /* Trap's coming from user mode */
 #define        T_USER  0x100
 
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