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runtime: fix build (panic) for FreeBSD

R=adg
CC=golang-dev
https://golang.org/cl/867046
This commit is contained in:
Russ Cox 2010-04-08 21:13:42 -07:00
parent 5963dbac08
commit c60d048594
7 changed files with 101 additions and 9 deletions

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@ -1,4 +1,4 @@
// godefs freebsd/defs.c
// godefs defs.c
// MACHINE GENERATED - DO NOT EDIT.
@ -16,6 +16,50 @@ enum {
UMTX_OP_WAIT = 0x2,
UMTX_OP_WAKE = 0x3,
EINTR = 0x4,
SIGHUP = 0x1,
SIGINT = 0x2,
SIGQUIT = 0x3,
SIGILL = 0x4,
SIGTRAP = 0x5,
SIGABRT = 0x6,
SIGEMT = 0x7,
SIGFPE = 0x8,
SIGKILL = 0x9,
SIGBUS = 0xa,
SIGSEGV = 0xb,
SIGSYS = 0xc,
SIGPIPE = 0xd,
SIGALRM = 0xe,
SIGTERM = 0xf,
SIGURG = 0x10,
SIGSTOP = 0x11,
SIGTSTP = 0x12,
SIGCONT = 0x13,
SIGCHLD = 0x14,
SIGTTIN = 0x15,
SIGTTOU = 0x16,
SIGIO = 0x17,
SIGXCPU = 0x18,
SIGXFSZ = 0x19,
SIGVTALRM = 0x1a,
SIGPROF = 0x1b,
SIGWINCH = 0x1c,
SIGINFO = 0x1d,
SIGUSR1 = 0x1e,
SIGUSR2 = 0x1f,
FPE_INTDIV = 0x2,
FPE_INTOVF = 0x1,
FPE_FLTDIV = 0x3,
FPE_FLTOVF = 0x4,
FPE_FLTUND = 0x5,
FPE_FLTRES = 0x6,
FPE_FLTINV = 0x7,
FPE_FLTSUB = 0x8,
BUS_ADRALN = 0x1,
BUS_ADRERR = 0x2,
BUS_OBJERR = 0x3,
SEGV_MAPERR = 0x1,
SEGV_ACCERR = 0x2,
};
// Types
@ -109,9 +153,7 @@ struct Mcontext {
int32 mc_ownedfp;
int32 mc_spare1[1];
int32 mc_fpstate[128];
int32 mc_fsbase;
int32 mc_gsbase;
int32 mc_spare2[6];
int32 mc_spare2[8];
};
typedef struct Ucontext Ucontext;

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@ -49,6 +49,8 @@ sighandler(int32 sig, Siginfo* info, void* context)
{
Ucontext *uc;
Mcontext *r;
G *gp;
uintptr *sp;
uc = context;
r = &uc->uc_mcontext;

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@ -16,6 +16,50 @@ enum {
UMTX_OP_WAIT = 0x2,
UMTX_OP_WAKE = 0x3,
EINTR = 0x4,
SIGHUP = 0x1,
SIGINT = 0x2,
SIGQUIT = 0x3,
SIGILL = 0x4,
SIGTRAP = 0x5,
SIGABRT = 0x6,
SIGEMT = 0x7,
SIGFPE = 0x8,
SIGKILL = 0x9,
SIGBUS = 0xa,
SIGSEGV = 0xb,
SIGSYS = 0xc,
SIGPIPE = 0xd,
SIGALRM = 0xe,
SIGTERM = 0xf,
SIGURG = 0x10,
SIGSTOP = 0x11,
SIGTSTP = 0x12,
SIGCONT = 0x13,
SIGCHLD = 0x14,
SIGTTIN = 0x15,
SIGTTOU = 0x16,
SIGIO = 0x17,
SIGXCPU = 0x18,
SIGXFSZ = 0x19,
SIGVTALRM = 0x1a,
SIGPROF = 0x1b,
SIGWINCH = 0x1c,
SIGINFO = 0x1d,
SIGUSR1 = 0x1e,
SIGUSR2 = 0x1f,
FPE_INTDIV = 0x2,
FPE_INTOVF = 0x1,
FPE_FLTDIV = 0x3,
FPE_FLTOVF = 0x4,
FPE_FLTUND = 0x5,
FPE_FLTRES = 0x6,
FPE_FLTINV = 0x7,
FPE_FLTSUB = 0x8,
BUS_ADRALN = 0x1,
BUS_ADRERR = 0x2,
BUS_OBJERR = 0x3,
SEGV_MAPERR = 0x1,
SEGV_ACCERR = 0x2,
};
// Types

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@ -57,6 +57,8 @@ sighandler(int32 sig, Siginfo* info, void* context)
{
Ucontext *uc;
Mcontext *r;
G *gp;
uintptr *sp;
uc = context;
r = &uc->uc_mcontext;
@ -98,7 +100,7 @@ sighandler(int32 sig, Siginfo* info, void* context)
if(gotraceback()){
traceback((void*)r->mc_rip, (void*)r->mc_rsp, 0, (void*)r->mc_r15);
tracebackothers((void*)r->mc_r15);
dumpregs(mc);
dumpregs(r);
}
breakpoint();

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@ -1 +1,5 @@
int32 thr_new(ThrParam*, int32);
void sigpanic(void);
void sigaltstack(Sigaltstack*, Sigaltstack*);
struct sigaction;
void sigaction(int32, struct sigaction*, struct sigaction*);

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@ -3,10 +3,10 @@
#include "runtime.h"
#include "defs.h"
#include "signals.h"
#include "os.h"
extern SigTab sigtab[];
extern int32 sys_umtx_op(uint32*, int32, uint32, void*, void*);
// FreeBSD's umtx_op syscall is effectively the same as Linux's futex, and
// thus the code is largely similar. See linux/thread.c for comments.
@ -102,7 +102,7 @@ unlock(Lock *l)
}
void
destroylock(Lock *l)
destroylock(Lock*)
{
}

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@ -22,8 +22,6 @@ gotraceback(void)
void
panic(int32 unused)
{
uint8 *sp;
fd = 2;
if(panicking) {
printf("double panic\n");