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* compile.c: support multiple splat (e.g, [a, *b, *c, e, *f]).

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12225 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ko1 2007-04-26 16:54:58 +00:00
parent a379112975
commit 9d89855052
3 changed files with 65 additions and 54 deletions
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4
ChangeLog
View file

@ -1,3 +1,7 @@
Fri Apr 27 01:51:50 2007 Koichi Sasada <ko1@atdot.net>
* compile.c: support multiple splat (e.g, [a, *b, *c, e, *f]).
Fri Apr 27 00:03:48 2007 Nobuyoshi Nakada <nobu@ruby-lang.org>
* bignum.c (rb_big_pow): truncate all zero BDIGITs. [ruby-dev:30733]

107
compile.c
View file

@ -1760,6 +1760,11 @@ compile_array(rb_iseq_t *iseq,
DECL_ANCHOR(anchor);
while (node) {
if (nd_type(node) != NODE_ARRAY) {
rb_bug("compile_array: This node is not NODE_ARRAY, but %s",
ruby_node_name(nd_type(node)));
}
i++;
if (opt_p && nd_type(node->nd_head) != NODE_LIT) {
opt_p = Qfalse;
@ -1945,38 +1950,11 @@ compile_massign(rb_iseq_t *iseq, LINK_ANCHOR *ret,
INT2FIX(lhs_splat));
break;
case NODE_ARGSCAT:{
NODE *ary = rhsn->nd_head;
int idx = 0;
while (ary) {
if (idx < llen || lhs_splat) {
COMPILE(ret, "rhs aggscat each head",
ary->nd_head);
}
else {
COMPILE_POPED(ret,
"rhs aggscat each head (popped)",
ary->nd_head);
}
ary = ary->nd_next;
idx++;
}
if (llen > idx) {
COMPILE(ret, "rhs to ary (argscat/splat)",
rhsn->nd_body);
ADD_INSN2(ret, nd_line(rhsn), expandarray,
INT2FIX(llen - idx), INT2FIX(lhs_splat));
}
else if (lhs_splat) {
COMPILE(ret, "rhs to ary (argscat/splat)",
rhsn->nd_body);
ADD_INSN2(ret, nd_line(rhsn), expandarray,
INT2FIX(llen - idx), INT2FIX(lhs_splat));
}
break;
}
case NODE_ARGSCAT:
COMPILE(ret, "rhs to argscat", rhsn);
ADD_INSN2(ret, nd_line(rhsn), expandarray,
INT2FIX(llen), INT2FIX(lhs_splat));
break;
default:
COMPILE(ret, "rhs to ary (splat/default)", rhsn);
ADD_INSN2(ret, nd_line(rhsn), expandarray, INT2FIX(llen),
@ -2364,8 +2342,9 @@ setup_arg(rb_iseq_t *iseq, LINK_ANCHOR *args, NODE *node, VALUE *flag)
{
VALUE argc = INT2FIX(0);
NODE *argn = node->nd_args;
int nsplat = 0;
DECL_ANCHOR(arg_block);
DECL_ANCHOR(args_push);
DECL_ANCHOR(args_splat);
if (argn && nd_type(argn) == NODE_BLOCK_PASS) {
COMPILE(arg_block, "block", argn->nd_body);
@ -2382,31 +2361,57 @@ setup_arg(rb_iseq_t *iseq, LINK_ANCHOR *args, NODE *node, VALUE *flag)
*flag |= VM_CALL_ARGS_SPLAT_BIT;
break;
}
case NODE_ARGSCAT: {
argc = INT2FIX(compile_array(iseq, args, argn->nd_head, Qfalse) + 1);
POP_ELEMENT(args);
COMPILE(args, "args (cat: splat)", argn->nd_body);
case NODE_ARGSCAT:
case NODE_ARGSPUSH: {
int next_is_array = (nd_type(argn->nd_head) == NODE_ARRAY);
DECL_ANCHOR(tmp);
COMPILE(tmp, "args (cat: splat)", argn->nd_body);
if (next_is_array && nsplat == 0) {
/* none */
}
else {
if (nd_type(argn) == NODE_ARGSCAT) {
ADD_INSN1(tmp, nd_line(argn), splatarray, Qfalse);
}
else {
ADD_INSN1(tmp, nd_line(argn), newarray, INT2FIX(1));
}
}
INSERT_LIST(args_splat, tmp);
nsplat++;
*flag |= VM_CALL_ARGS_SPLAT_BIT;
if (next_is_array) {
argc = INT2FIX(compile_array(iseq, args, argn->nd_head, Qfalse) + 1);
POP_ELEMENT(args);
}
else {
argn = argn->nd_head;
goto setup_argn;
}
break;
}
case NODE_ARGSPUSH: {
DECL_ANCHOR(args_push_e);
COMPILE(args_push_e, "argspush (cdr)", argn->nd_body);
ADD_INSN(args_push_e, nd_line(node), concatarray);
INSERT_LIST(args_push, args_push_e);
argn = argn->nd_head;
goto setup_argn;
}
default: {
case NODE_ARRAY: {
argc = INT2FIX(compile_array(iseq, args, argn, Qfalse));
POP_ELEMENT(args);
break;
}
default: {
rb_bug("setup_arg: unknown node: %s\n", ruby_node_name(nd_type(node)));
}
}
}
if (!LIST_SIZE_ZERO(args_push)) {
ADD_SEQ(args, args_push);
if (nsplat > 1) {
int i;
for (i=1; i<nsplat; i++) {
ADD_INSN(args_splat, nd_line(args), concatarray);
}
}
if (!LIST_SIZE_ZERO(args_splat)) {
ADD_SEQ(args, args_splat);
}
if (*flag & VM_CALL_ARGS_BLOCKARG_BIT) {
@ -3892,8 +3897,10 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
break;
}
case NODE_ARGSPUSH:{
/* OK */
COMPILE_ERROR(("BUG: unknown node: NODE_ARGSPUSH"));
COMPILE(ret, "arsgpush head", node->nd_head);
COMPILE(ret, "argspush body", node->nd_body);
ADD_INSN1(ret, nd_line(node), newarray, INT2FIX(1));
ADD_INSN(ret, nd_line(node), concatarray);
break;
}
case NODE_SPLAT:{

6
version.h
View file

@ -1,7 +1,7 @@
#define RUBY_VERSION "1.9.0"
#define RUBY_RELEASE_DATE "2007-04-26"
#define RUBY_RELEASE_DATE "2007-04-27"
#define RUBY_VERSION_CODE 190
#define RUBY_RELEASE_CODE 20070426
#define RUBY_RELEASE_CODE 20070427
#define RUBY_PATCHLEVEL 0
#define RUBY_VERSION_MAJOR 1
@ -9,7 +9,7 @@
#define RUBY_VERSION_TEENY 0
#define RUBY_RELEASE_YEAR 2007
#define RUBY_RELEASE_MONTH 4
#define RUBY_RELEASE_DAY 26
#define RUBY_RELEASE_DAY 27
RUBY_EXTERN const char ruby_version[];
RUBY_EXTERN const char ruby_release_date[];