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path: root/src/cmd/6g/gsubr.c
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Diffstat (limited to 'src/cmd/6g/gsubr.c')
-rw-r--r--src/cmd/6g/gsubr.c104
1 files changed, 71 insertions, 33 deletions
diff --git a/src/cmd/6g/gsubr.c b/src/cmd/6g/gsubr.c
index 7318909bb..e4d00bf41 100644
--- a/src/cmd/6g/gsubr.c
+++ b/src/cmd/6g/gsubr.c
@@ -46,7 +46,7 @@ clearp(Prog *p)
p->from.index = D_NONE;
p->to.type = D_NONE;
p->to.index = D_NONE;
- p->loc = pcloc;
+ p->pc = pcloc;
pcloc++;
}
@@ -136,7 +136,7 @@ patch(Prog *p, Prog *to)
if(p->to.type != D_BRANCH)
fatal("patch: not a branch");
p->to.u.branch = to;
- p->to.offset = to->loc;
+ p->to.offset = to->pc;
}
Prog*
@@ -160,12 +160,7 @@ newplist(void)
{
Plist *pl;
- pl = mal(sizeof(*pl));
- if(plist == nil)
- plist = pl;
- else
- plast->link = pl;
- plast = pl;
+ pl = linknewplist(ctxt);
pc = mal(sizeof(*pc));
clearp(pc);
@@ -198,8 +193,8 @@ ggloblnod(Node *nam)
p = gins(AGLOBL, nam, N);
p->lineno = nam->lineno;
- p->from.gotype = ngotype(nam);
- p->to.sym = S;
+ p->from.sym->gotype = linksym(ngotype(nam));
+ p->to.sym = nil;
p->to.type = D_CONST;
p->to.offset = nam->type->width;
if(nam->readonly)
@@ -216,7 +211,7 @@ gtrack(Sym *s)
p = gins(AUSEFIELD, N, N);
p->from.type = D_EXTERN;
p->from.index = D_NONE;
- p->from.sym = s;
+ p->from.sym = linksym(s);
}
void
@@ -237,7 +232,7 @@ ggloblsym(Sym *s, int32 width, int dupok, int rodata)
p = gins(AGLOBL, N, N);
p->from.type = D_EXTERN;
p->from.index = D_NONE;
- p->from.sym = s;
+ p->from.sym = linksym(s);
p->to.type = D_CONST;
p->to.index = D_NONE;
p->to.offset = width;
@@ -272,7 +267,7 @@ afunclit(Addr *a, Node *n)
if(a->type == D_ADDR && a->index == D_EXTERN) {
a->type = D_EXTERN;
a->index = D_NONE;
- a->sym = n->sym;
+ a->sym = linksym(n->sym);
}
}
@@ -301,6 +296,11 @@ ginit(void)
for(i=0; i<nelem(resvd); i++)
reg[resvd[i]]++;
+
+ if(nacl) {
+ reg[D_BP]++;
+ reg[D_R15]++;
+ }
}
void
@@ -310,6 +310,11 @@ gclean(void)
for(i=0; i<nelem(resvd); i++)
reg[resvd[i]]--;
+ if(nacl) {
+ reg[D_BP]--;
+ reg[D_R15]--;
+ }
+
for(i=D_AX; i<=D_R15; i++)
if(reg[i])
@@ -457,6 +462,7 @@ Node*
nodarg(Type *t, int fp)
{
Node *n;
+ NodeList *l;
Type *first;
Iter savet;
@@ -477,6 +483,14 @@ nodarg(Type *t, int fp)
if(t->etype != TFIELD)
fatal("nodarg: not field %T", t);
+
+ if(fp == 1) {
+ for(l=curfn->dcl; l; l=l->next) {
+ n = l->n;
+ if((n->class == PPARAM || n->class == PPARAMOUT) && !isblanksym(t->sym) && n->sym == t->sym)
+ return n;
+ }
+ }
n = nod(ONAME, N, N);
n->type = t->type;
@@ -525,7 +539,16 @@ gconreg(int as, vlong c, int reg)
{
Node nr;
- nodreg(&nr, types[TINT64], reg);
+ switch(as) {
+ case AADDL:
+ case AMOVL:
+ case ALEAL:
+ nodreg(&nr, types[TINT32], reg);
+ break;
+ default:
+ nodreg(&nr, types[TINT64], reg);
+ }
+
ginscon(as, c, &nr);
}
@@ -538,10 +561,18 @@ ginscon(int as, vlong c, Node *n2)
{
Node n1, ntmp;
- nodconst(&n1, types[TINT64], c);
+ switch(as) {
+ case AADDL:
+ case AMOVL:
+ case ALEAL:
+ nodconst(&n1, types[TINT32], c);
+ break;
+ default:
+ nodconst(&n1, types[TINT64], c);
+ }
if(as != AMOVQ && (c < -(1LL<<31) || c >= 1LL<<31)) {
- // cannot have 64-bit immediokate in ADD, etc.
+ // cannot have 64-bit immediate in ADD, etc.
// instead, MOV into register first.
regalloc(&ntmp, types[TINT64], N);
gins(AMOVQ, &n1, &ntmp);
@@ -1098,10 +1129,12 @@ fixlargeoffset(Node *n)
void
naddr(Node *n, Addr *a, int canemitcode)
{
+ Sym *s;
+
a->scale = 0;
a->index = D_NONE;
a->type = D_NONE;
- a->gotype = S;
+ a->gotype = nil;
a->node = N;
a->width = 0;
if(n == N)
@@ -1119,7 +1152,7 @@ naddr(Node *n, Addr *a, int canemitcode)
case OREGISTER:
a->type = n->val.u.reg;
- a->sym = S;
+ a->sym = nil;
break;
// case OINDEX:
@@ -1144,7 +1177,7 @@ naddr(Node *n, Addr *a, int canemitcode)
case OINDREG:
a->type = n->val.u.reg+D_INDIR;
- a->sym = n->sym;
+ a->sym = linksym(n->sym);
a->offset = n->xoffset;
if(a->offset != (int32)a->offset)
yyerror("offset %lld too large for OINDREG", a->offset);
@@ -1156,20 +1189,22 @@ naddr(Node *n, Addr *a, int canemitcode)
a->etype = simtype[n->left->type->etype];
a->width = n->left->type->width;
a->offset = n->xoffset;
- a->sym = n->left->sym;
+ a->sym = linksym(n->left->sym);
a->type = D_PARAM;
a->node = n->left->orig;
break;
case OCLOSUREVAR:
+ if(!curfn->needctxt)
+ fatal("closurevar without needctxt");
a->type = D_DX+D_INDIR;
- a->sym = S;
+ a->sym = nil;
a->offset = n->xoffset;
break;
case OCFUNC:
naddr(n->left, a, canemitcode);
- a->sym = n->left->sym;
+ a->sym = linksym(n->left->sym);
break;
case ONAME:
@@ -1177,17 +1212,17 @@ naddr(Node *n, Addr *a, int canemitcode)
if(n->type != T)
a->etype = simtype[n->type->etype];
a->offset = n->xoffset;
- a->sym = n->sym;
+ s = n->sym;
a->node = n->orig;
//if(a->node >= (Node*)&n)
// fatal("stack node");
- if(a->sym == S)
- a->sym = lookup(".noname");
+ if(s == S)
+ s = lookup(".noname");
if(n->method) {
if(n->type != T)
if(n->type->sym != S)
if(n->type->sym->pkg != nil)
- a->sym = pkglookup(a->sym->name, n->type->sym->pkg);
+ s = pkglookup(s->name, n->type->sym->pkg);
}
switch(n->class) {
@@ -1207,9 +1242,10 @@ naddr(Node *n, Addr *a, int canemitcode)
a->index = D_EXTERN;
a->type = D_ADDR;
a->width = widthptr;
- a->sym = funcsym(a->sym);
+ s = funcsym(s);
break;
}
+ a->sym = linksym(s);
break;
case OLITERAL:
@@ -1223,7 +1259,7 @@ naddr(Node *n, Addr *a, int canemitcode)
break;
case CTINT:
case CTRUNE:
- a->sym = S;
+ a->sym = nil;
a->type = D_CONST;
a->offset = mpgetfix(n->val.u.xval);
break;
@@ -1231,12 +1267,12 @@ naddr(Node *n, Addr *a, int canemitcode)
datagostring(n->val.u.sval, a);
break;
case CTBOOL:
- a->sym = S;
+ a->sym = nil;
a->type = D_CONST;
a->offset = n->val.u.bval;
break;
case CTNIL:
- a->sym = S;
+ a->sym = nil;
a->type = D_CONST;
a->offset = 0;
break;
@@ -1273,7 +1309,7 @@ naddr(Node *n, Addr *a, int canemitcode)
naddr(n->left, a, canemitcode);
if(a->type == D_CONST && a->offset == 0)
break; // ptr(nil)
- a->etype = simtype[TUINTPTR];
+ a->etype = simtype[tptr];
a->offset += Array_array;
a->width = widthptr;
break;
@@ -1506,12 +1542,14 @@ optoas(int op, Type *t)
case CASE(OADD, TINT32):
case CASE(OADD, TUINT32):
case CASE(OADD, TPTR32):
+ case CASE(OADDPTR, TPTR32):
a = AADDL;
break;
case CASE(OADD, TINT64):
case CASE(OADD, TUINT64):
case CASE(OADD, TPTR64):
+ case CASE(OADDPTR, TPTR64):
a = AADDQ;
break;
@@ -2042,7 +2080,7 @@ odot:
for(i=1; i<o; i++) {
if(oary[i] >= 0)
fatal("can't happen");
- gins(AMOVQ, &n1, reg);
+ gins(movptr, &n1, reg);
cgen_checknil(reg);
n1.xoffset = -(oary[i]+1);
}
@@ -2254,7 +2292,7 @@ oindex_const_sudo:
if(reg->op == OEMPTY)
regalloc(reg, types[tptr], N);
- p1 = gins(AMOVQ, N, reg);
+ p1 = gins(movptr, N, reg);
p1->from = *a;
n2 = *reg;
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-21 10:37:55 +0000