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authorMiod Vallat <miod@cvs.openbsd.org>2006-01-30 21:23:25 +0000
committerMiod Vallat <miod@cvs.openbsd.org>2006-01-30 21:23:25 +0000
commiteb5d0663b74366fdf3577bc7a3f7f6881e867933 (patch)
treec19716625983b0ca1cfcb87d11d0366e120583c0 /sys
parentabae6e64f88771f4be25a2df346b59522c848938 (diff)
Better siginfo field values for fpe failures.
Diffstat (limited to 'sys')
-rw-r--r--sys/arch/m68k/fpe/fpu_calcea.c34
-rw-r--r--sys/arch/m68k/fpe/fpu_emulate.c82
-rw-r--r--sys/arch/m68k/fpe/fpu_emulate.h16
-rw-r--r--sys/arch/m68k/fpe/fpu_fmovecr.c6
-rw-r--r--sys/arch/m68k/fpe/fpu_fscale.c13
-rw-r--r--sys/arch/m68k/fpe/fpu_fstore.c11
-rw-r--r--sys/arch/mac68k/mac68k/trap.c6
7 files changed, 82 insertions, 86 deletions
diff --git a/sys/arch/m68k/fpe/fpu_calcea.c b/sys/arch/m68k/fpe/fpu_calcea.c
index c05788f17eb..8d76a849158 100644
--- a/sys/arch/m68k/fpe/fpu_calcea.c
+++ b/sys/arch/m68k/fpe/fpu_calcea.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: fpu_calcea.c,v 1.10 2006/01/16 22:08:26 miod Exp $ */
+/* $OpenBSD: fpu_calcea.c,v 1.11 2006/01/30 21:23:22 miod Exp $ */
/* $NetBSD: fpu_calcea.c,v 1.16 2004/02/13 11:36:14 wiz Exp $ */
/*
@@ -43,7 +43,7 @@
* Prototypes of local functions
*/
int decode_ea6(struct frame *frame, struct instruction *insn,
- struct insn_ea *ea, int modreg);
+ struct insn_ea *ea, int modreg, int *typ);
int fetch_immed(struct frame *frame, struct instruction *insn,
int *dst);
int fetch_disp(struct frame *frame, struct instruction *insn,
@@ -59,11 +59,8 @@ int calc_ea(struct insn_ea *ea, char *ptr, char **eaddr);
* Returns zero on success, else signal number.
*/
int
-fpu_decode_ea(frame, insn, ea, modreg)
- struct frame *frame;
- struct instruction *insn;
- struct insn_ea *ea;
- int modreg;
+fpu_decode_ea(struct frame *frame, struct instruction *insn, struct insn_ea *ea,
+ int modreg, int *typ)
{
int sig;
@@ -160,7 +157,7 @@ fpu_decode_ea(frame, insn, ea, modreg)
case 060: /* (d8,An,Xn) */
ea->ea_flags = EA_INDEXED;
- sig = decode_ea6(frame, insn, ea, modreg);
+ sig = decode_ea6(frame, insn, ea, modreg, typ);
break;
case 070: /* misc. */
@@ -193,7 +190,7 @@ fpu_decode_ea(frame, insn, ea, modreg)
case 3: /* (d8,PC,Xn) */
ea->ea_flags = EA_PC_REL | EA_INDEXED;
- sig = decode_ea6(frame, insn, ea, modreg);
+ sig = decode_ea6(frame, insn, ea, modreg, typ);
break;
case 4: /* #data */
@@ -202,6 +199,7 @@ fpu_decode_ea(frame, insn, ea, modreg)
#ifdef DEBUG_FPE
printf("decode_ea: invalid addr mode (7,%d)\n", modreg & 7);
#endif
+ *typ = ILL_ILLADR;
return SIGILL;
} /* switch for mode 7 */
break;
@@ -216,11 +214,8 @@ fpu_decode_ea(frame, insn, ea, modreg)
* Decode Mode=6 address modes
*/
int
-decode_ea6(frame, insn, ea, modreg)
- struct frame *frame;
- struct instruction *insn;
- struct insn_ea *ea;
- int modreg;
+decode_ea6(struct frame *frame, struct instruction *insn, struct insn_ea *ea,
+ int modreg, int *typ)
{
int idx;
int basedisp, outerdisp;
@@ -297,6 +292,7 @@ decode_ea6(frame, insn, ea, modreg)
printf("decode_ea6: invalid indirect mode: ext word %02x\n",
extword);
#endif
+ *typ = ILL_ILLADR;
return SIGILL;
break;
}
@@ -317,11 +313,8 @@ decode_ea6(frame, insn, ea, modreg)
* Returns zero on success, else signal number.
*/
int
-fpu_load_ea(frame, insn, ea, dst)
- struct frame *frame;
- struct instruction *insn;
- struct insn_ea *ea;
- char *dst;
+fpu_load_ea(struct frame *frame, struct instruction *insn, struct insn_ea *ea,
+ char *dst, int *typ)
{
int *reg;
char *src;
@@ -396,7 +389,7 @@ fpu_load_ea(frame, insn, ea, dst)
#endif
memcpy(dst, src, len);
} else
-#endif
+#endif /* 0 */
if (ea->ea_flags & EA_IMMED) {
#ifdef DEBUG_FPE
printf("load_ea: immed %08x%08x%08x size %d\n",
@@ -465,6 +458,7 @@ fpu_load_ea(frame, insn, ea, dst)
#ifdef DEBUG
printf("load_ea: tried to postincrement PC\n");
#endif
+ *typ = ILL_ILLADR;
return SIGILL;
}
*reg += step;
diff --git a/sys/arch/m68k/fpe/fpu_emulate.c b/sys/arch/m68k/fpe/fpu_emulate.c
index a946181b986..b15023f9efe 100644
--- a/sys/arch/m68k/fpe/fpu_emulate.c
+++ b/sys/arch/m68k/fpe/fpu_emulate.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: fpu_emulate.c,v 1.13 2006/01/16 22:08:26 miod Exp $ */
+/* $OpenBSD: fpu_emulate.c,v 1.14 2006/01/30 21:23:22 miod Exp $ */
/* $NetBSD: fpu_emulate.c,v 1.25 2003/09/22 14:18:34 cl Exp $ */
/*
@@ -48,10 +48,10 @@
#include "fpu_emulate.h"
-int fpu_emul_fmovmcr(struct fpemu *fe, struct instruction *insn);
-int fpu_emul_fmovm(struct fpemu *fe, struct instruction *insn);
-int fpu_emul_arith(struct fpemu *fe, struct instruction *insn);
-int fpu_emul_type1(struct fpemu *fe, struct instruction *insn);
+int fpu_emul_fmovmcr(struct fpemu *fe, struct instruction *insn, int *);
+int fpu_emul_fmovm(struct fpemu *fe, struct instruction *insn, int *);
+int fpu_emul_arith(struct fpemu *fe, struct instruction *insn, int *);
+int fpu_emul_type1(struct fpemu *fe, struct instruction *insn, int *);
int fpu_emul_brcc(struct fpemu *fe, struct instruction *insn);
int test_cc(struct fpemu *fe, int pred);
struct fpn *fpu_cmp(struct fpemu *fe);
@@ -71,9 +71,7 @@ struct fpn *fpu_cmp(struct fpemu *fe);
* (Typically: zero, SIGFPE, SIGILL, SIGSEGV)
*/
int
-fpu_emulate(frame, fpf)
- struct frame *frame;
- struct fpframe *fpf;
+fpu_emulate(struct frame *frame, struct fpframe *fpf, int *typ)
{
static struct instruction insn;
static struct fpemu fe;
@@ -133,6 +131,7 @@ fpu_emulate(frame, fpf)
#ifdef DEBUG
printf("fpu_emulate: bad coproc. id: opcode=0x%x\n", word);
#endif
+ *typ = ILL_COPROC;
return (SIGILL);
}
@@ -162,36 +161,36 @@ fpu_emulate(frame, fpf)
#if DEBUG_FPE
printf("fpu_emulate: fmovm FPr\n");
#endif
- sig = fpu_emul_fmovm(&fe, &insn);
+ sig = fpu_emul_fmovm(&fe, &insn, typ);
} else if ((word & 0xc000) == 0x8000) {
#if DEBUG_FPE
printf("fpu_emulate: fmovm FPcr\n");
#endif
- sig = fpu_emul_fmovmcr(&fe, &insn);
+ sig = fpu_emul_fmovmcr(&fe, &insn, typ);
} else if ((word & 0xe000) == 0x6000) {
/* fstore = fmove FPn,mem */
#if DEBUG_FPE
printf("fpu_emulate: fmove to mem\n");
#endif
- sig = fpu_emul_fstore(&fe, &insn);
+ sig = fpu_emul_fstore(&fe, &insn, typ);
} else if ((word & 0xfc00) == 0x5c00) {
/* fmovecr */
#if DEBUG_FPE
printf("fpu_emulate: fmovecr\n");
#endif
- sig = fpu_emul_fmovecr(&fe, &insn);
+ sig = fpu_emul_fmovecr(&fe, &insn, typ);
} else if ((word & 0xa07f) == 0x26) {
/* fscale */
#if DEBUG_FPE
printf("fpu_emulate: fscale\n");
#endif
- sig = fpu_emul_fscale(&fe, &insn);
+ sig = fpu_emul_fscale(&fe, &insn, typ);
} else {
#if DEBUG_FPE
printf("fpu_emulate: other type0\n");
#endif
/* all other type0 insns are arithmetic */
- sig = fpu_emul_arith(&fe, &insn);
+ sig = fpu_emul_arith(&fe, &insn, typ);
}
if (sig == 0) {
#if DEBUG_FPE
@@ -211,7 +210,7 @@ fpu_emulate(frame, fpf)
#if DEBUG_FPE
printf("fpu_emulate: type1\n");
#endif
- sig = fpu_emul_type1(&fe, &insn);
+ sig = fpu_emul_type1(&fe, &insn, typ);
} else {
/* type=4: fsave (privileged) */
/* type=5: frestore (privileged) */
@@ -220,6 +219,7 @@ fpu_emulate(frame, fpf)
#ifdef DEBUG
printf("fpu_emulate: bad opcode type: opcode=0x%x\n", insn.is_opcode);
#endif
+ *typ = ILL_PRVOPC;
sig = SIGILL;
}
@@ -252,6 +252,18 @@ fpu_emulate(frame, fpf)
fe.fe_fpsr, fe.fe_fpcr);
#endif
+ if (*typ == 0)
+ switch (sig) {
+ case SIGSEGV:
+ *typ = SEGV_MAPERR;
+ break;
+ case SIGILL:
+ *typ = ILL_ILLOPC;
+ break;
+ case SIGFPE:
+ *typ = FPE_FLTINV;
+ break;
+ }
return (sig);
}
@@ -359,9 +371,7 @@ fpu_upd_fpsr(fe, fp)
}
int
-fpu_emul_fmovmcr(fe, insn)
- struct fpemu *fe;
- struct instruction *insn;
+fpu_emul_fmovmcr(struct fpemu *fe, struct instruction *insn, int *typ)
{
struct frame *frame = fe->fe_frame;
struct fpframe *fpf = fe->fe_fpframe;
@@ -376,7 +386,7 @@ fpu_emul_fmovmcr(fe, insn)
insn->is_datasize = 4;
insn->is_advance = 4;
- sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode);
+ sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode, typ);
if (sig) { return sig; }
if (reglist != 1 && reglist != 2 && reglist != 4 &&
@@ -404,7 +414,7 @@ fpu_emul_fmovmcr(fe, insn)
(char *)&fpf->fpf_fpcr);
} else {
sig = fpu_load_ea(frame, insn, &insn->is_ea,
- (char *)&fpf->fpf_fpcr);
+ (char *)&fpf->fpf_fpcr, typ);
}
}
if (sig) { return sig; }
@@ -425,7 +435,7 @@ fpu_emul_fmovmcr(fe, insn)
(char *)&fpf->fpf_fpsr);
} else {
sig = fpu_load_ea(frame, insn, &insn->is_ea,
- (char *)&fpf->fpf_fpsr);
+ (char *)&fpf->fpf_fpsr, typ);
}
}
if (sig) { return sig; }
@@ -437,7 +447,7 @@ fpu_emul_fmovmcr(fe, insn)
(char *)&fpf->fpf_fpiar);
} else {
sig = fpu_load_ea(frame, insn, &insn->is_ea,
- (char *)&fpf->fpf_fpiar);
+ (char *)&fpf->fpf_fpiar, typ);
}
}
return sig;
@@ -454,9 +464,7 @@ fpu_emul_fmovmcr(fe, insn)
* and the FPSR is not affected.
*/
int
-fpu_emul_fmovm(fe, insn)
- struct fpemu *fe;
- struct instruction *insn;
+fpu_emul_fmovm(struct fpemu *fe, struct instruction *insn, int *typ)
{
struct frame *frame = fe->fe_frame;
struct fpframe *fpf = fe->fe_fpframe;
@@ -490,7 +498,7 @@ fpu_emul_fmovm(fe, insn)
reglist &= 0xFF;
/* Get effective address. (modreg=opcode&077) */
- sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode);
+ sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode, typ);
if (sig) { return sig; }
/* Get address of soft coprocessor regs. */
@@ -517,7 +525,7 @@ fpu_emul_fmovm(fe, insn)
#endif
} else { /* mem to fpu */
sig = fpu_load_ea(frame, insn, &insn->is_ea,
- (char *)&fpregs[regnum * 3]);
+ (char *)&fpregs[regnum * 3], typ);
#if DEBUG_FPE
printf("fpu_emul_fmovm: FP%d (%08x,%08x,%08x) loaded\n",
regnum, fpregs[regnum * 3], fpregs[regnum * 3 + 1],
@@ -587,9 +595,7 @@ fpu_cmp(fe)
* arithmetic oprations
*/
int
-fpu_emul_arith(fe, insn)
- struct fpemu *fe;
- struct instruction *insn;
+fpu_emul_arith(struct fpemu *fe, struct instruction *insn, int *typ)
{
struct frame *frame = fe->fe_frame;
u_int *fpregs = &(fe->fe_fpframe->fpf_regs[0]);
@@ -651,12 +657,13 @@ fpu_emul_arith(fe, insn)
insn->is_datasize = 12;
} else {
/* invalid or unsupported operand format */
- sig = SIGFPE;
+ *typ = ILL_ILLOPN;
+ sig = SIGILL;
return sig;
}
/* Get effective address. (modreg=opcode&077) */
- sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode);
+ sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode, typ);
if (sig) {
#if DEBUG_FPE
printf("fpu_emul_arith: error in fpu_decode_ea\n");
@@ -701,7 +708,7 @@ fpu_emul_arith(fe, insn)
}
#endif /* DEBUG_FPE */
- fpu_load_ea(frame, insn, &insn->is_ea, (char *)buf);
+ fpu_load_ea(frame, insn, &insn->is_ea, (char *)buf, typ);
if (format == FTYPE_WRD) {
/* sign-extend */
buf[0] &= 0xffff;
@@ -1012,9 +1019,7 @@ test_cc(fe, pred)
* (opcode & 0x01C0) == 0x0040
*/
int
-fpu_emul_type1(fe, insn)
- struct fpemu *fe;
- struct instruction *insn;
+fpu_emul_type1(struct fpemu *fe, struct instruction *insn, int *typ)
{
struct frame *frame = fe->fe_frame;
int advance, sig, branch;
@@ -1077,7 +1082,8 @@ fpu_emul_type1(fe, insn)
sig = 0;
} else {
/* trap */
- sig = SIGFPE;
+ sig = SIGILL;
+ *typ = ILL_ILLTRP;
}
break;
} /* if ((insn->is_opcode & 7) < 2), fall through to FScc */
@@ -1085,7 +1091,7 @@ fpu_emul_type1(fe, insn)
default: /* fscc */
insn->is_advance = 4;
insn->is_datasize = 1; /* always byte */
- sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode);
+ sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode, typ);
if (sig) {
break;
}
diff --git a/sys/arch/m68k/fpe/fpu_emulate.h b/sys/arch/m68k/fpe/fpu_emulate.h
index 5664731a827..6504aa254c3 100644
--- a/sys/arch/m68k/fpe/fpu_emulate.h
+++ b/sys/arch/m68k/fpe/fpu_emulate.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: fpu_emulate.h,v 1.5 2006/01/16 22:08:26 miod Exp $ */
+/* $OpenBSD: fpu_emulate.h,v 1.6 2006/01/30 21:23:22 miod Exp $ */
/* $NetBSD: fpu_emulate.h,v 1.11 2005/08/13 05:38:45 he Exp $ */
/*
@@ -281,16 +281,16 @@ void fpu_implode(struct fpemu *fe, struct fpn *fp, int t, u_int *dst);
* non-static emulation functions
*/
/* type 0 */
-int fpu_emul_fmovecr(struct fpemu *fe, struct instruction *insn);
-int fpu_emul_fstore(struct fpemu *fe, struct instruction *insn);
-int fpu_emul_fscale(struct fpemu *fe, struct instruction *insn);
+int fpu_emul_fmovecr(struct fpemu *fe, struct instruction *insn, int *typ);
+int fpu_emul_fstore(struct fpemu *fe, struct instruction *insn, int *typ);
+int fpu_emul_fscale(struct fpemu *fe, struct instruction *insn, int *typ);
/*
* include function declarations of those which are called by fpu_emul_arith()
*/
#include "fpu_arith_proto.h"
-int fpu_emulate(struct frame *frame, struct fpframe *fpf);
+int fpu_emulate(struct frame *frame, struct fpframe *fpf, int *typ);
/*
* "helper" functions
@@ -299,13 +299,13 @@ int fpu_emulate(struct frame *frame, struct fpframe *fpf);
struct fpn *fpu_const(struct fpn *fp, u_int offset);
/* update exceptions and FPSR */
int fpu_upd_excp(struct fpemu *fe);
-u_int fpu_upd_fpsr(struct fpemu *fe, struct fpn *fp);
+u_int fpu_upd_fpsr(struct fpemu *fe, struct fpn *fp) ;
/* address mode decoder, and load/store */
int fpu_decode_ea(struct frame *frame, struct instruction *insn,
- struct insn_ea *ea, int modreg);
+ struct insn_ea *ea, int modreg, int *typ);
int fpu_load_ea(struct frame *frame, struct instruction *insn,
- struct insn_ea *ea, char *dst);
+ struct insn_ea *ea, char *dst, int *typ);
int fpu_store_ea(struct frame *frame, struct instruction *insn,
struct insn_ea *ea, char *src);
diff --git a/sys/arch/m68k/fpe/fpu_fmovecr.c b/sys/arch/m68k/fpe/fpu_fmovecr.c
index a5ff1fd3041..1a050f048b7 100644
--- a/sys/arch/m68k/fpe/fpu_fmovecr.c
+++ b/sys/arch/m68k/fpe/fpu_fmovecr.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: fpu_fmovecr.c,v 1.6 2006/01/16 22:08:26 miod Exp $ */
+/* $OpenBSD: fpu_fmovecr.c,v 1.7 2006/01/30 21:23:23 miod Exp $ */
/* $NetBSD: fpu_fmovecr.c,v 1.10 2003/07/15 02:43:09 lukem Exp $ */
/*
@@ -98,9 +98,7 @@ fpu_const(fp, offset)
}
int
-fpu_emul_fmovecr(fe, insn)
- struct fpemu *fe;
- struct instruction *insn;
+fpu_emul_fmovecr(struct fpemu *fe, struct instruction *insn, int *typ)
{
int dstreg, offset;
u_int *fpreg;
diff --git a/sys/arch/m68k/fpe/fpu_fscale.c b/sys/arch/m68k/fpe/fpu_fscale.c
index 790cd5d0073..77dbfde8c53 100644
--- a/sys/arch/m68k/fpe/fpu_fscale.c
+++ b/sys/arch/m68k/fpe/fpu_fscale.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: fpu_fscale.c,v 1.6 2006/01/16 22:08:26 miod Exp $ */
+/* $OpenBSD: fpu_fscale.c,v 1.7 2006/01/30 21:23:23 miod Exp $ */
/* $NetBSD: fpu_fscale.c,v 1.11 2003/07/15 02:43:10 lukem Exp $ */
/*
@@ -46,9 +46,7 @@
#include "fpu_emulate.h"
int
-fpu_emul_fscale(fe, insn)
- struct fpemu *fe;
- struct instruction *insn;
+fpu_emul_fscale(struct fpemu *fe, struct instruction *insn, int *typ)
{
struct frame *frame;
u_int *fpregs;
@@ -105,12 +103,13 @@ fpu_emul_fscale(fe, insn)
insn->is_datasize = 12;
} else {
/* invalid or unsupported operand format */
- sig = SIGFPE;
+ *typ = ILL_ILLOPN;
+ sig = SIGILL;
return sig;
}
/* Get effective address. (modreg=opcode&077) */
- sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode);
+ sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode, typ);
if (sig) {
#if DEBUG_FPE
printf("fpu_emul_fscale: error in decode_ea\n");
@@ -146,7 +145,7 @@ fpu_emul_fscale(fe, insn)
printf("%c%d@\n", regname, insn->is_ea.ea_regnum & 7);
}
#endif
- fpu_load_ea(frame, insn, &insn->is_ea, (char *)buf);
+ fpu_load_ea(frame, insn, &insn->is_ea, (char *)buf, typ);
#if DEBUG_FPE
printf("fpu_emul_fscale: src = %08x%08x%08x, siz = %d\n",
diff --git a/sys/arch/m68k/fpe/fpu_fstore.c b/sys/arch/m68k/fpe/fpu_fstore.c
index 2ae5243f452..781ad071591 100644
--- a/sys/arch/m68k/fpe/fpu_fstore.c
+++ b/sys/arch/m68k/fpe/fpu_fstore.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: fpu_fstore.c,v 1.4 2006/01/16 22:08:26 miod Exp $ */
+/* $OpenBSD: fpu_fstore.c,v 1.5 2006/01/30 21:23:23 miod Exp $ */
/* $NetBSD: fpu_fstore.c,v 1.8 2003/07/15 02:43:10 lukem Exp $ */
/*
@@ -40,9 +40,7 @@
* (word1 & 0xe000) == 0x6000
*/
int
-fpu_emul_fstore(fe, insn)
- struct fpemu *fe;
- struct instruction *insn;
+fpu_emul_fstore(struct fpemu *fe, struct instruction *insn, int *typ)
{
struct frame *frame = fe->fe_frame;
u_int *fpregs = fe->fe_fpframe->fpf_regs;
@@ -79,7 +77,8 @@ fpu_emul_fstore(fe, insn)
#if DEBUG_FPE
printf(" fpu_emul_fstore: invalid format %d\n", format);
#endif
- sig = SIGFPE;
+ *typ = ILL_ILLOPN;
+ sig = SIGILL;
}
#if DEBUG_FPE
printf(" fpu_emul_fstore: format %d, size %d\n",
@@ -89,7 +88,7 @@ fpu_emul_fstore(fe, insn)
fe->fe_fpsr &= ~FPSR_EXCP;
/* Get effective address. (modreg=opcode&077) */
- sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode);
+ sig = fpu_decode_ea(frame, insn, &insn->is_ea, insn->is_opcode, typ);
if (sig) {
#if DEBUG_FPE
printf(" fpu_emul_fstore: failed in decode_ea sig=%d\n", sig);
diff --git a/sys/arch/mac68k/mac68k/trap.c b/sys/arch/mac68k/mac68k/trap.c
index 87e61325772..327f028a023 100644
--- a/sys/arch/mac68k/mac68k/trap.c
+++ b/sys/arch/mac68k/mac68k/trap.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: trap.c,v 1.48 2006/01/16 21:46:25 miod Exp $ */
+/* $OpenBSD: trap.c,v 1.49 2006/01/30 21:23:24 miod Exp $ */
/* $NetBSD: trap.c,v 1.68 1998/12/22 08:47:07 scottr Exp $ */
/*
@@ -412,11 +412,11 @@ copyfault:
case T_FPEMULI|T_USER:
case T_FPEMULD|T_USER:
#ifdef FPU_EMULATE
- i = fpu_emulate(&frame, &p->p_addr->u_pcb.pcb_fpregs);
+ i = fpu_emulate(&frame, &p->p_addr->u_pcb.pcb_fpregs,
+ &typ);
/* XXX -- deal with tracing? (frame.f_sr & PSL_T) */
if (i == 0)
goto out;
- typ = i == SIGSEGV ? SEGV_MAPERR : ILL_COPROC;
#else
uprintf("pid %d killed: no floating point support.\n",
p->p_pid);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-30 03:55:14 +0000