synch chan

SVN=127055

1 files changed, 0 insertions, 228 deletions

diff --git a/src/runtime/runtime.c b/src/runtime/runtime.c
index bc6c0ccb9d..8180b3c8ec 100644
--- a/src/runtime/runtime.c
+++ b/src/runtime/runtime.c
@@ -581,238 +581,10 @@ check(void)
 	initsig();
 }
 
-void
-sys·goexit(void)
-{
-//prints("goexit goid=");
-//sys·printint(g->goid);
-//prints("\n");
-	g->status = Gdead;
-	sys·gosched();
-}
-
-void
-sys·newproc(int32 siz, byte* fn, byte* arg0)
-{
-	byte *stk, *sp;
-	G *newg;
-
-//prints("newproc siz=");
-//sys·printint(siz);
-//prints(" fn=");
-//sys·printpointer(fn);
-
-	siz = (siz+7) & ~7;
-	if(siz > 1024) {
-		prints("sys·newproc: too many args: ");
-		sys·printint(siz);
-		prints("\n");
-		sys·panicl(123);
-	}
-
-	newg = mal(sizeof(G));
-	stk = mal(4096);
-	newg->stackguard = stk+160;
-
-	sp = stk + 4096 - 4*8;
-	newg->stackbase = sp;
-
-	sp -= siz;
-	mcpy(sp, (byte*)&arg0, siz);
-
-	sp -= 8;
-	*(byte**)sp = (byte*)sys·goexit;
-
-	sp -= 8;	// retpc used by gogo
-	newg->sched.SP = sp;
-	newg->sched.PC = fn;
-
-	goidgen++;
-	newg->goid = goidgen;
-
-	newg->status = Grunnable;
-	newg->link = allg;
-	allg = newg;
-
-//prints(" goid=");
-//sys·printint(newg->goid);
-//prints("\n");
-}
-
-G*
-select(void)
-{
-	G *gp, *bestg;
-
-	bestg = nil;
-	for(gp=allg; gp!=nil; gp=gp->link) {
-		if(gp->status != Grunnable)
-			continue;
-		if(bestg == nil || gp->pri < bestg->pri)
-			bestg = gp;
-	}
-	if(bestg != nil)
-		bestg->pri++;
-	return bestg;
-}
-
-void
-gom0init(void)
-{
-	gosave(&m->sched);
-	sys·gosched();
-}
-
-void
-sys·gosched(void)
-{
-	G* gp;
-
-	if(g != m->g0) {
-		if(gosave(&g->sched))
-			return;
-		g = m->g0;
-		gogo(&m->sched);
-	}
-	gp = select();
-	if(gp == nil) {
-//		prints("sched: no more work\n");
-		sys·exit(0);
-	}
-
-	m->curg = gp;
-	g = gp;
-	gogo(&gp->sched);
-}
-
-//
-// the calling sequence for a routine that
-// needs N bytes stack, A args.
-//
-//	N1 = (N+160 > 4096)? N+160: 0
-//	A1 = A
-//
-// if N <= 75
-//	CMPQ	SP, 0(R15)
-//	JHI	4(PC)
-//	MOVQ	$(N1<<0) | (A1<<32)), AX
-//	MOVQ	AX, 0(R14)
-//	CALL	sys·morestack(SB)
-//
-// if N > 75
-//	LEAQ	(-N-75)(SP), AX
-//	CMPQ	AX, 0(R15)
-//	JHI	4(PC)
-//	MOVQ	$(N1<<0) | (A1<<32)), AX
-//	MOVQ	AX, 0(R14)
-//	CALL	sys·morestack(SB)
-//
-
-void
-oldstack(void)
-{
-	Stktop *top;
-	uint32 siz2;
-	byte *sp;
-if(debug) prints("oldstack m->cret = ");
-if(debug) sys·printpointer((void*)m->cret);
-if(debug) prints("\n");
-
-	top = (Stktop*)m->curg->stackbase;
-
-	m->curg->stackbase = top->oldbase;
-	m->curg->stackguard = top->oldguard;
-	siz2 = (top->magic>>32) & 0xffffLL;
-
-	sp = (byte*)top;
-	if(siz2 > 0) {
-		siz2 = (siz2+7) & ~7;
-		sp -= siz2;
-		mcpy(top->oldsp+16, sp, siz2);
-	}
-
-	m->morestack.SP = top->oldsp+8;
-	m->morestack.PC = (byte*)(*(uint64*)(top->oldsp+8));
-if(debug) prints("oldstack sp=");
-if(debug) sys·printpointer(m->morestack.SP);
-if(debug) prints(" pc=");
-if(debug) sys·printpointer(m->morestack.PC);
-if(debug) prints("\n");
-	gogoret(&m->morestack, m->cret);
-}
-
-void
-newstack(void)
-{
-	int32 siz1, siz2;
-	Stktop *top;
-	byte *stk, *sp;
-	void (*fn)(void);
-
-	siz1 = m->morearg & 0xffffffffLL;
-	siz2 = (m->morearg>>32) & 0xffffLL;
-
-if(debug) prints("newstack siz1=");
-if(debug) sys·printint(siz1);
-if(debug) prints(" siz2=");
-if(debug) sys·printint(siz2);
-if(debug) prints(" moresp=");
-if(debug) sys·printpointer(m->moresp);
-if(debug) prints("\n");
-
-	if(siz1 < 4096)
-		siz1 = 4096;
-	stk = mal(siz1 + 1024);
-	stk += 512;
-
-	top = (Stktop*)(stk+siz1-sizeof(*top));
-
-	top->oldbase = m->curg->stackbase;
-	top->oldguard = m->curg->stackguard;
-	top->oldsp = m->moresp;
-	top->magic = m->morearg;
-
-	m->curg->stackbase = (byte*)top;
-	m->curg->stackguard = stk + 160;
-
-	sp = (byte*)top;
-	
-	if(siz2 > 0) {
-		siz2 = (siz2+7) & ~7;
-		sp -= siz2;
-		mcpy(sp, m->moresp+16, siz2);
-	}
-
-	g = m->curg;
-	fn = (void(*)(void))(*(uint64*)m->moresp);
-if(debug) prints("fn=");
-if(debug) sys·printpointer(fn);
-if(debug) prints("\n");
-	setspgoto(sp, fn, retfromnewstack);
-
-	*(int32*)345 = 123;
-}
-
-void
-sys·morestack(uint64 u)
-{
-	while(g == m->g0) {
-		// very bad news
-		*(int32*)123 = 123;
-	}
-
-	g = m->g0;
-	m->moresp = (byte*)(&u-1);
-	setspgoto(m->sched.SP, newstack, nil);
-
-	*(int32*)234 = 123;
-}
-
 /*
  * map and chan helpers for
  * dealing with unknown types
  */
-
 static uint64
 memhash(uint32 s, void *a)
 {