pass floating point codes

SCCS-vsn: sys/vax/vax/trap.c 4.5

diff --git a/usr/src/sys/vax/vax/trap.c b/usr/src/sys/vax/vax/trap.c
index 83dc262..65a929f 100644 (file)
--- a/usr/src/sys/vax/vax/trap.c
+++ b/usr/src/sys/vax/vax/trap.c
@@ -1,4 +1,4 @@
-/*     trap.c  4.4     %G%     */
+/*     trap.c  4.5     %G%     */

 
 #include "../h/param.h"
 #include "../h/systm.h"
 
 #include "../h/param.h"
 #include "../h/systm.h"


@@ -61,6 +61,7 @@ unsigned code;
                goto out;
 
        case ARITHTRAP + USER:
                goto out;
 
        case ARITHTRAP + USER:

+               u.u_code = code;

                i = SIGFPE;
                break;
 
                i = SIGFPE;
                break;
 


@@ -68,32 +69,32 @@ unsigned code;
         * If the user SP is above the stack segment,
         * grow the stack automatically.
         */
         * If the user SP is above the stack segment,
         * grow the stack automatically.
         */

-       case SEGFLT + USER: /* segmentation exception */
-               if(grow((unsigned)locr0[SP]) || grow(code))
+       case SEGFLT + USER:
+               if (grow((unsigned)locr0[SP]) || grow(code))

                        goto out;
                i = SIGSEGV;
                break;
 
        case TABLEFLT:          /* allow page table faults in kernel mode */
        case TABLEFLT + USER:   /* page table fault */
                        goto out;
                i = SIGSEGV;
                break;
 
        case TABLEFLT:          /* allow page table faults in kernel mode */
        case TABLEFLT + USER:   /* page table fault */

-               panic("page table fault");
+               panic("ptable fault");

 
        case PAGEFLT:           /* allow page faults in kernel mode */
        case PAGEFLT + USER:    /* page fault */
                i = u.u_error;
 
        case PAGEFLT:           /* allow page faults in kernel mode */
        case PAGEFLT + USER:    /* page fault */
                i = u.u_error;

-               pagein(code);   /* bring in page containing virtual addr */
+               pagein(code);

                u.u_error = i;
                u.u_error = i;

-/*
+#ifdef notdef

                if (type == PAGEFLT)
                if (type == PAGEFLT)

-*/

                        return;
                        return;

-/*

                goto out;
                goto out;

-*/
+#else
+               return;
+#endif

 
        case BPTFLT + USER:     /* bpt instruction fault */
        case TRCTRAP + USER:    /* trace trap */
 
        case BPTFLT + USER:     /* bpt instruction fault */
        case TRCTRAP + USER:    /* trace trap */

-               locr0[PS] &= ~PSL_T;    /* turn off trace bit */
+               locr0[PS] &= ~PSL_T;

                i = SIGTRAP;
                break;
 
                i = SIGTRAP;
                break;
 


@@ -102,7 +103,7 @@ unsigned code;
                break;
 
        case COMPATFLT + USER:  /* compatibility mode fault */
                break;
 
        case COMPATFLT + USER:  /* compatibility mode fault */

-               u.u_cfcode = code;
+               u.u_code = code;

                i = SIGILL;
                break;
        }
                i = SIGILL;
                break;
        }