diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cmd/gc/walk.c | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/src/cmd/gc/walk.c b/src/cmd/gc/walk.c index a8f988b04..8460a82d7 100644 --- a/src/cmd/gc/walk.c +++ b/src/cmd/gc/walk.c @@ -3450,7 +3450,7 @@ loop: } Node* -arraylit(Node *n) +oldarraylit(Node *n) { Iter saver; Type *t; @@ -3501,6 +3501,47 @@ loop: } Node* +arraylit(Node *n) +{ + Iter saver; + Type *t; + Node *var, *r, *a, *nas, *nnew, *ncon; + int idx; + + t = n->type; + if(t->etype != TARRAY) + fatal("arraylit: not array"); + + if(t->bound >= 0) + fatal("arraylit: literal fixed arrays not implemented"); + + var = nod(OXXX, N, N); + tempname(var, t); + + nnew = nod(ONEW, N, N); + nnew->type = t; + + nas = nod(OAS, var, nnew); + addtop = list(addtop, nas); + + idx = 0; + r = listfirst(&saver, &n->left); + if(r != N && r->op == OEMPTY) + r = N; + while(r != N) { + // build list of var[c] = expr + a = nodintconst(idx); + a = nod(OINDEX, var, a); + a = nod(OAS, a, r); + addtop = list(addtop, a); + idx++; + r = listnext(&saver); + } + nnew->left = nodintconst(idx); + return var; +} + +Node* maplit(Node *n) { Iter saver; |