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-rw-r--r--src/pkg/runtime/freebsd/386/defs.h1
-rw-r--r--src/pkg/runtime/freebsd/386/rt0.s2
-rw-r--r--src/pkg/runtime/freebsd/386/signal.c104
-rw-r--r--src/pkg/runtime/freebsd/386/sys.s70
4 files changed, 96 insertions, 81 deletions
diff --git a/src/pkg/runtime/freebsd/386/defs.h b/src/pkg/runtime/freebsd/386/defs.h
index 76c55721f..128be9cc9 100644
--- a/src/pkg/runtime/freebsd/386/defs.h
+++ b/src/pkg/runtime/freebsd/386/defs.h
@@ -10,6 +10,7 @@ enum {
PROT_EXEC = 0x4,
MAP_ANON = 0x1000,
MAP_PRIVATE = 0x2,
+ MAP_FIXED = 0x10,
SA_SIGINFO = 0x40,
SA_RESTART = 0x2,
SA_ONSTACK = 0x1,
diff --git a/src/pkg/runtime/freebsd/386/rt0.s b/src/pkg/runtime/freebsd/386/rt0.s
index 67c5f912c..3ca981b3a 100644
--- a/src/pkg/runtime/freebsd/386/rt0.s
+++ b/src/pkg/runtime/freebsd/386/rt0.s
@@ -4,6 +4,6 @@
// Darwin and Linux use the same linkage to main
-TEXT _rt0_386_freebsd(SB),7,$0
+TEXT _rt0_386_freebsd(SB),7,$0
JMP _rt0_386(SB)
diff --git a/src/pkg/runtime/freebsd/386/signal.c b/src/pkg/runtime/freebsd/386/signal.c
index 4fc6d9e12..52b820df1 100644
--- a/src/pkg/runtime/freebsd/386/signal.c
+++ b/src/pkg/runtime/freebsd/386/signal.c
@@ -7,7 +7,7 @@
#include "signals.h"
#include "os.h"
-extern void sigtramp(void);
+extern void runtime·sigtramp(void);
typedef struct sigaction {
union {
@@ -19,33 +19,33 @@ typedef struct sigaction {
} Sigaction;
void
-dumpregs(Mcontext *r)
+runtime·dumpregs(Mcontext *r)
{
- printf("eax %x\n", r->mc_eax);
- printf("ebx %x\n", r->mc_ebx);
- printf("ecx %x\n", r->mc_ecx);
- printf("edx %x\n", r->mc_edx);
- printf("edi %x\n", r->mc_edi);
- printf("esi %x\n", r->mc_esi);
- printf("ebp %x\n", r->mc_ebp);
- printf("esp %x\n", r->mc_esp);
- printf("eip %x\n", r->mc_eip);
- printf("eflags %x\n", r->mc_eflags);
- printf("cs %x\n", r->mc_cs);
- printf("fs %x\n", r->mc_fs);
- printf("gs %x\n", r->mc_gs);
+ runtime·printf("eax %x\n", r->mc_eax);
+ runtime·printf("ebx %x\n", r->mc_ebx);
+ runtime·printf("ecx %x\n", r->mc_ecx);
+ runtime·printf("edx %x\n", r->mc_edx);
+ runtime·printf("edi %x\n", r->mc_edi);
+ runtime·printf("esi %x\n", r->mc_esi);
+ runtime·printf("ebp %x\n", r->mc_ebp);
+ runtime·printf("esp %x\n", r->mc_esp);
+ runtime·printf("eip %x\n", r->mc_eip);
+ runtime·printf("eflags %x\n", r->mc_eflags);
+ runtime·printf("cs %x\n", r->mc_cs);
+ runtime·printf("fs %x\n", r->mc_fs);
+ runtime·printf("gs %x\n", r->mc_gs);
}
String
-signame(int32 sig)
+runtime·signame(int32 sig)
{
if(sig < 0 || sig >= NSIG)
- return emptystring;
- return gostringnocopy((byte*)sigtab[sig].name);
+ return runtime·emptystring;
+ return runtime·gostringnocopy((byte*)runtime·sigtab[sig].name);
}
void
-sighandler(int32 sig, Siginfo* info, void* context)
+runtime·sighandler(int32 sig, Siginfo* info, void* context)
{
Ucontext *uc;
Mcontext *r;
@@ -55,7 +55,7 @@ sighandler(int32 sig, Siginfo* info, void* context)
uc = context;
r = &uc->uc_mcontext;
- if((gp = m->curg) != nil && (sigtab[sig].flags & SigPanic)) {
+ if((gp = m->curg) != nil && (runtime·sigtab[sig].flags & SigPanic)) {
// Make it look like a call to the signal func.
// Have to pass arguments out of band since
// augmenting the stack frame would break
@@ -64,91 +64,91 @@ sighandler(int32 sig, Siginfo* info, void* context)
gp->sigcode0 = info->si_code;
gp->sigcode1 = (uintptr)info->si_addr;
- // Only push sigpanic if r->mc_eip != 0.
+ // Only push runtime·sigpanic if r->mc_eip != 0.
// If r->mc_eip == 0, probably panicked because of a
// call to a nil func. Not pushing that onto sp will
- // make the trace look like a call to sigpanic instead.
- // (Otherwise the trace will end at sigpanic and we
+ // make the trace look like a call to runtime·sigpanic instead.
+ // (Otherwise the trace will end at runtime·sigpanic and we
// won't get to see who faulted.)
if(r->mc_eip != 0) {
sp = (uintptr*)r->mc_esp;
*--sp = r->mc_eip;
r->mc_esp = (uintptr)sp;
}
- r->mc_eip = (uintptr)sigpanic;
+ r->mc_eip = (uintptr)runtime·sigpanic;
return;
}
- if(sigtab[sig].flags & SigQueue) {
- if(sigsend(sig) || (sigtab[sig].flags & SigIgnore))
+ if(runtime·sigtab[sig].flags & SigQueue) {
+ if(runtime·sigsend(sig) || (runtime·sigtab[sig].flags & SigIgnore))
return;
- exit(2); // SIGINT, SIGTERM, etc
+ runtime·exit(2); // SIGINT, SIGTERM, etc
}
- if(panicking) // traceback already printed
- exit(2);
- panicking = 1;
+ if(runtime·panicking) // traceback already printed
+ runtime·exit(2);
+ runtime·panicking = 1;
if(sig < 0 || sig >= NSIG)
- printf("Signal %d\n", sig);
+ runtime·printf("Signal %d\n", sig);
else
- printf("%s\n", sigtab[sig].name);
+ runtime·printf("%s\n", runtime·sigtab[sig].name);
- printf("PC=%X\n", r->mc_eip);
- printf("\n");
+ runtime·printf("PC=%X\n", r->mc_eip);
+ runtime·printf("\n");
- if(gotraceback()){
- traceback((void*)r->mc_eip, (void*)r->mc_esp, 0, m->curg);
- tracebackothers(m->curg);
- dumpregs(r);
+ if(runtime·gotraceback()){
+ runtime·traceback((void*)r->mc_eip, (void*)r->mc_esp, 0, m->curg);
+ runtime·tracebackothers(m->curg);
+ runtime·dumpregs(r);
}
- breakpoint();
- exit(2);
+ runtime·breakpoint();
+ runtime·exit(2);
}
void
-sigignore(void)
+runtime·sigignore(void)
{
}
void
-signalstack(byte *p, int32 n)
+runtime·signalstack(byte *p, int32 n)
{
Sigaltstack st;
st.ss_sp = (int8*)p;
st.ss_size = n;
st.ss_flags = 0;
- sigaltstack(&st, nil);
+ runtime·sigaltstack(&st, nil);
}
void
-initsig(int32 queue)
+runtime·initsig(int32 queue)
{
static Sigaction sa;
- siginit();
+ runtime·siginit();
int32 i;
sa.sa_flags |= SA_ONSTACK | SA_SIGINFO;
sa.sa_mask = ~0x0ull;
for(i = 0; i < NSIG; i++) {
- if(sigtab[i].flags) {
- if((sigtab[i].flags & SigQueue) != queue)
+ if(runtime·sigtab[i].flags) {
+ if((runtime·sigtab[i].flags & SigQueue) != queue)
continue;
- if(sigtab[i].flags & (SigCatch | SigQueue))
- sa.__sigaction_u.__sa_sigaction = (void*) sigtramp;
+ if(runtime·sigtab[i].flags & (SigCatch | SigQueue))
+ sa.__sigaction_u.__sa_sigaction = (void*) runtime·sigtramp;
else
- sa.__sigaction_u.__sa_sigaction = (void*) sigignore;
+ sa.__sigaction_u.__sa_sigaction = (void*) runtime·sigignore;
- if(sigtab[i].flags & SigRestart)
+ if(runtime·sigtab[i].flags & SigRestart)
sa.sa_flags |= SA_RESTART;
else
sa.sa_flags &= ~SA_RESTART;
- sigaction(i, &sa, nil);
+ runtime·sigaction(i, &sa, nil);
}
}
}
diff --git a/src/pkg/runtime/freebsd/386/sys.s b/src/pkg/runtime/freebsd/386/sys.s
index a0860db81..7110e6924 100644
--- a/src/pkg/runtime/freebsd/386/sys.s
+++ b/src/pkg/runtime/freebsd/386/sys.s
@@ -8,17 +8,17 @@
#include "386/asm.h"
-TEXT sys_umtx_op(SB),7,$-4
+TEXT runtime·sys_umtx_op(SB),7,$-4
MOVL $454, AX
INT $0x80
RET
-TEXT thr_new(SB),7,$-4
+TEXT runtime·thr_new(SB),7,$-4
MOVL $455, AX
INT $0x80
RET
-TEXT thr_start(SB),7,$0
+TEXT runtime·thr_start(SB),7,$0
MOVL mm+0(FP), AX
MOVL m_g0(AX), BX
LEAL m_tls(AX), BP
@@ -28,7 +28,7 @@ TEXT thr_start(SB),7,$0
PUSHL $32
PUSHL BP
PUSHL DI
- CALL setldt(SB)
+ CALL runtime·setldt(SB)
POPL AX
POPL AX
POPL AX
@@ -37,43 +37,57 @@ TEXT thr_start(SB),7,$0
MOVL BX, g(CX)
MOVL AX, m(CX)
- CALL stackcheck(SB) // smashes AX
- CALL mstart(SB)
+ CALL runtime·stackcheck(SB) // smashes AX
+ CALL runtime·mstart(SB)
MOVL 0, AX // crash (not reached)
// Exit the entire program (like C exit)
-TEXT exit(SB),7,$-4
+TEXT runtime·exit(SB),7,$-4
MOVL $1, AX
INT $0x80
- CALL notok(SB)
+ CALL runtime·notok(SB)
RET
-TEXT exit1(SB),7,$-4
+TEXT runtime·exit1(SB),7,$-4
MOVL $431, AX
INT $0x80
JAE 2(PC)
- CALL notok(SB)
+ CALL runtime·notok(SB)
RET
-TEXT write(SB),7,$-4
+TEXT runtime·write(SB),7,$-4
MOVL $4, AX
INT $0x80
- JAE 2(PC)
- CALL notok(SB)
RET
-TEXT notok(SB),7,$0
+TEXT runtime·notok(SB),7,$0
MOVL $0xf1, 0xf1
RET
-TEXT ·mmap(SB),7,$-4
+TEXT runtime·mmap(SB),7,$32
+ LEAL arg0+0(FP), SI
+ LEAL 4(SP), DI
+ CLD
+ MOVSL
+ MOVSL
+ MOVSL
+ MOVSL
+ MOVSL
+ MOVSL
+ MOVL $0, AX // top 64 bits of file offset
+ STOSL
MOVL $477, AX
INT $0x80
+ RET
+
+TEXT runtime·munmap(SB),7,$-4
+ MOVL $73, AX
+ INT $0x80
JAE 2(PC)
- CALL notok(SB)
+ CALL runtime·notok(SB)
RET
-TEXT gettime(SB), 7, $32
+TEXT runtime·gettime(SB), 7, $32
MOVL $116, AX
LEAL 12(SP), BX
MOVL BX, 4(SP)
@@ -90,14 +104,14 @@ TEXT gettime(SB), 7, $32
MOVL BX, (DI)
RET
-TEXT sigaction(SB),7,$-4
+TEXT runtime·sigaction(SB),7,$-4
MOVL $416, AX
INT $0x80
JAE 2(PC)
- CALL notok(SB)
+ CALL runtime·notok(SB)
RET
-TEXT sigtramp(SB),7,$40
+TEXT runtime·sigtramp(SB),7,$40
// g = m->gsignal
get_tls(DX)
MOVL m(DX), BP
@@ -111,7 +125,7 @@ TEXT sigtramp(SB),7,$40
MOVL AX, 0(SP)
MOVL BX, 4(SP)
MOVL CX, 8(SP)
- CALL sighandler(SB)
+ CALL runtime·sighandler(SB)
// g = m->curg
get_tls(DX)
@@ -125,14 +139,14 @@ TEXT sigtramp(SB),7,$40
MOVL AX, 4(SP)
MOVL $417, AX // sigreturn(ucontext)
INT $0x80
- CALL notok(SB)
+ CALL runtime·notok(SB)
RET
-TEXT sigaltstack(SB),7,$0
+TEXT runtime·sigaltstack(SB),7,$0
MOVL $53, AX
INT $0x80
JAE 2(PC)
- CALL notok(SB)
+ CALL runtime·notok(SB)
RET
/*
@@ -152,7 +166,7 @@ int i386_set_ldt(int, const union ldt_entry *, int);
*/
// setldt(int entry, int address, int limit)
-TEXT setldt(SB),7,$32
+TEXT runtime·setldt(SB),7,$32
MOVL address+4(FP), BX // aka base
// see comment in linux/386/sys.s; freebsd is similar
ADDL $0x8, BX
@@ -177,7 +191,7 @@ TEXT setldt(SB),7,$32
MOVL $0xffffffff, 0(SP) // auto-allocate entry and return in AX
MOVL AX, 4(SP)
MOVL $1, 8(SP)
- CALL i386_set_ldt(SB)
+ CALL runtime·i386_set_ldt(SB)
// compute segment selector - (entry*8+7)
SHLL $3, AX
@@ -185,7 +199,7 @@ TEXT setldt(SB),7,$32
MOVW AX, GS
RET
-TEXT i386_set_ldt(SB),7,$16
+TEXT runtime·i386_set_ldt(SB),7,$16
LEAL args+0(FP), AX // 0(FP) == 4(SP) before SP got moved
MOVL $0, 0(SP) // syscall gap
MOVL $1, 4(SP)
@@ -197,4 +211,4 @@ TEXT i386_set_ldt(SB),7,$16
INT $3
RET
-GLOBL tlsoffset(SB),$4
+GLOBL runtime·tlsoffset(SB),$4
generated by cgit v1.2.3 (git 2.46.0) at 2025-09-13 01:11:15 +0000