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-rw-r--r--filter/Makefile5
-rw-r--r--filter/decl.m4102
-rw-r--r--filter/f-inst.c24
-rw-r--r--filter/filter.c31
-rw-r--r--filter/interpret.m42
-rw-r--r--filter/postfixify.m468
6 files changed, 100 insertions, 132 deletions
diff --git a/filter/Makefile b/filter/Makefile
index e3b7ec26..4f515864 100644
--- a/filter/Makefile
+++ b/filter/Makefile
@@ -7,9 +7,6 @@ $(conf-y-targets) $(conf-lex-targets) $(src-o-files): $(o)inst-gen.h
M4FLAGS_FILTERS=$(filter-out -s,$(M4FLAGS))
-$(o)f-inst-postfixify.c: $(s)postfixify.m4 $(s)f-inst.c $(objdir)/.dir-stamp
- $(M4) $(M4FLAGS_FILTERS) -P $^ >$@
-
$(o)f-inst-interpret.c: $(s)interpret.m4 $(s)f-inst.c $(objdir)/.dir-stamp
$(M4) $(M4FLAGS_FILTERS) -P $^ >$@
@@ -22,7 +19,7 @@ $(o)inst-gen.h: $(s)decl.m4 $(s)f-inst.c $(objdir)/.dir-stamp
$(o)inst-gen.c: $(s)decl.m4 $(s)f-inst.c $(objdir)/.dir-stamp
$(M4) $(M4FLAGS_FILTERS) -DTARGET=C -P $^ >$@
-$(o)filter.o: $(o)f-inst-interpret.c $(o)f-inst-postfixify.c $(o)f-inst-same.c $(o)inst-gen.h
+$(o)filter.o: $(o)f-inst-interpret.c $(o)f-inst-same.c $(o)inst-gen.h
tests_src := tree_test.c filter_test.c trie_test.c
tests_targets := $(tests_targets) $(tests-target-files)
diff --git a/filter/decl.m4 b/filter/decl.m4
index 6199d4be..4670de33 100644
--- a/filter/decl.m4
+++ b/filter/decl.m4
@@ -12,6 +12,7 @@ m4_divert(-1)m4_dnl
# 5 enum fi_code to string
# 6 dump line item
# 7 dump line item callers
+# 8 postfixify
# 1 struct f_inst_FI_...
# 2 union in struct f_inst
# 3 constructors
@@ -21,6 +22,7 @@ m4_divert(-1)m4_dnl
# 102 constructor arguments
# 103 constructor body
# 104 dump line item content
+# 105 postfixify body
#
# Diversions for TARGET=C: 8xx
# Diversions for TARGET=H: 9xx
@@ -38,11 +40,13 @@ m4_define(FID_ENUM, `FID_ZONE(4, Code enum)')
m4_define(FID_ENUM_STR, `FID_ZONE(5, Code enum to string)')
m4_define(FID_DUMP, `FID_ZONE(6, Dump line)')
m4_define(FID_DUMP_CALLER, `FID_ZONE(7, Dump line caller)')
+m4_define(FID_POSTFIXIFY, `FID_ZONE(8, Postfixify)')
m4_define(FID_STRUCT_IN, `m4_divert(101)')
m4_define(FID_NEW_ARGS, `m4_divert(102)')
m4_define(FID_NEW_BODY, `m4_divert(103)')
-m4_define(FID_DUMP_BODY, `m4_divert(104)m4_define(FID_DUMP_BODY_EXISTS)')
+m4_define(FID_DUMP_BODY, `m4_divert(104)m4_define([[FID_DUMP_BODY_EXISTS]])')
+m4_define(FID_POSTFIXIFY_BODY, `m4_divert(105)m4_define([[FID_POSTFIXIFY_BODY_EXISTS]])')
m4_define(FID_ALL, `m4_ifdef([[FID_CURDIV]], [[m4_divert(FID_CURDIV)m4_undefine([[FID_CURDIV]])]])')
m4_define(FID_C, `m4_ifelse(TARGET, [[C]], FID_ALL, [[m4_define(FID_CURDIV, m4_divnum)m4_divert(-1)]])')
@@ -90,11 +94,28 @@ m4_undefine([[FID_DUMP_BODY_EXISTS]])
m4_undivert(104)
}
FID_ALL
+
+FID_POSTFIXIFY
+case INST_NAME(): {
+m4_ifdef([[FID_POSTFIXIFY_BODY_EXISTS]], [[const struct f_inst_]]INST_NAME()[[ *what = &(what_->i_]]INST_NAME()[[);]], [[]])
+ m4_undivert(105)
+ dest->items[pos].fi_code = what_->fi_code;
+ dest->items[pos].lineno = what_->lineno;
+ break;
+}
+m4_undefine([[FID_POSTFIXIFY_BODY_EXISTS]])
+
FID_END
]])')
m4_define(INST, `INST_FLUSH()m4_define([[INST_NAME]], [[$1]])')
+m4_dnl FID_MEMBER call:
+m4_dnl type
+m4_dnl name in f_inst
+m4_dnl name in f_line_item
+m4_dnl dump format string
+m4_dnl dump format args
m4_define(FID_MEMBER, `m4_dnl
FID_STRUCT_IN
$1 $2;
@@ -103,31 +124,46 @@ FID_NEW_ARGS
FID_NEW_BODY
what->$2 = $2;
m4_ifelse($3,,,[[
+FID_POSTFIXIFY_BODY
+dest->items[pos].$3 = what->$2;
+]])
+m4_ifelse($4,,,[[
FID_DUMP_BODY
-debug("%s$3\n", INDENT, $4);
+debug("%s$4\n", INDENT, $5);
]])
FID_END')
-m4_define(ARG, `FID_MEMBER(const struct f_inst *, f$1,,)
+m4_define(ARG, `FID_MEMBER(const struct f_inst *, f$1,,,)
FID_NEW_BODY
for (const struct f_inst *child = f$1; child; child = child->next) what_->size += child->size;
+FID_POSTFIXIFY_BODY
+pos = postfixify(dest, what->f$1, pos);
FID_END')
-m4_define(ARG_ANY, `FID_MEMBER(const struct f_inst *, f$1,,)
+m4_define(ARG_ANY, `FID_MEMBER(const struct f_inst *, f$1,,,)
FID_NEW_BODY
for (const struct f_inst *child = f$1; child; child = child->next) what_->size += child->size;
+FID_POSTFIXIFY_BODY
+pos = postfixify(dest, what->f$1, pos);
FID_END')
-m4_define(LINE, `FID_MEMBER(const struct f_inst *, f$1,,)
+m4_define(LINE, `FID_MEMBER(const struct f_inst *, f$1,,,)
FID_DUMP_BODY
f_dump_line(item->lines[$2], indent + 1);
+FID_POSTFIXIFY_BODY
+dest->items[pos].lines[$2] = f_postfixify(what->f$1);
FID_END')
m4_define(LINEP, `FID_STRUCT_IN
const struct f_line *fl$1;
FID_DUMP_BODY
f_dump_line(item->lines[$2], indent + 1)
+FID_POSTFIXIFY_BODY
+dest->items[pos].lines[$2] = what->fl$1;
+FID_END')
+m4_define(SYMBOL, `FID_MEMBER(const struct symbol *, sym, sym, symbol %s, item->sym->name)')
+m4_define(VALI, `FID_MEMBER(struct f_val, vali, val, value %s, val_dump(&item->val))')
+m4_define(VALP, `FID_MEMBER(const struct f_val *, valp,, value %s, val_dump(&item->val))
+FID_POSTFIXIFY_BODY
+dest->items[pos].val = *(what->valp);
FID_END')
-m4_define(SYMBOL, `FID_MEMBER(const struct symbol *, sym, symbol %s, item->sym->name)')
-m4_define(VALI, `FID_MEMBER(struct f_val, vali, value %s, val_dump(&item->val))')
-m4_define(VALP, `FID_MEMBER(const struct f_val *, valp, value %s, val_dump(&item->val))')
m4_define(VAR, `m4_dnl
FID_STRUCT_IN
const struct f_val *valp;
@@ -136,17 +172,19 @@ FID_NEW_ARGS
, const struct symbol *sym
FID_NEW_BODY
what->valp = (what->sym = sym)->def;
+FID_POSTFIXIFY_BODY
+dest->items[pos].vp = (dest->items[pos].sym = what->sym)->def;
FID_DUMP_BODY
debug("%svariable %s with value %s\n", INDENT, item->sym->name, val_dump(item->vp));
FID_END')
-m4_define(FRET, `FID_MEMBER(enum filter_return, fret, %s, filter_return_str(item->fret))')
-m4_define(ECS, `FID_MEMBER(enum ec_subtype, ecs, ec subtype %s, ec_subtype_str(item->ecs))')
-m4_define(RTC, `FID_MEMBER(const struct rtable_config *, rtc, route table %s, item->rtc->name)')
-m4_define(STATIC_ATTR, `FID_MEMBER(struct f_static_attr, sa)')
-m4_define(DYNAMIC_ATTR, `FID_MEMBER(struct f_dynamic_attr, da)')
-m4_define(COUNT, `FID_MEMBER(uint, count, number %u, item->count)')
-m4_define(TREE, `FID_MEMBER(const struct f_tree *, tree, tree %p, item->tree)')
-m4_define(STRING, `FID_MEMBER(const char *, s, string \"%s\", item->s)')
+m4_define(FRET, `FID_MEMBER(enum filter_return, fret, fret, %s, filter_return_str(item->fret))')
+m4_define(ECS, `FID_MEMBER(enum ec_subtype, ecs, ecs, ec subtype %s, ec_subtype_str(item->ecs))')
+m4_define(RTC, `FID_MEMBER(const struct rtable_config *, rtc, rtc, route table %s, item->rtc->name)')
+m4_define(STATIC_ATTR, `FID_MEMBER(struct f_static_attr, sa, sa)')
+m4_define(DYNAMIC_ATTR, `FID_MEMBER(struct f_dynamic_attr, da, da)')
+m4_define(COUNT, `FID_MEMBER(uint, count, count, number %u, item->count)')
+m4_define(TREE, `FID_MEMBER(const struct f_tree *, tree, tree, tree %p, item->tree)')
+m4_define(STRING, `FID_MEMBER(const char *, s, s, string \"%s\", item->s)')
m4_define(FID_WR_PUT_LIST)
m4_define(FID_WR_DROP_LIST)
@@ -205,6 +243,38 @@ FID_WR_PUT(7)
debug("%sFilter line %p dump done\n", INDENT, dest);
}
+/* Postfixify */
+static uint
+postfixify(struct f_line *dest, const struct f_inst *what_, uint pos)
+{
+ for ( ; what_; what_ = what_->next) {
+ switch (what_->fi_code) {
+FID_WR_PUT(8)
+ }
+ pos++;
+ }
+ return pos;
+}
+
+struct f_line *
+f_postfixify_concat(const struct f_inst * const inst[], uint count)
+{
+ uint len = 0;
+ for (uint i=0; i<count; i++)
+ for (const struct f_inst *what = inst[i]; what; what = what->next)
+ len += what->size;
+
+ struct f_line *out = cfg_allocz(sizeof(struct f_line) + sizeof(struct f_line_item)*len);
+
+ for (uint i=0; i<count; i++)
+ out->len = postfixify(out, inst[i], out->len);
+
+#if DEBUGGING
+ f_dump_line(out, 0);
+#endif
+ return out;
+}
+
FID_WR_DIRECT(900,H)
/* Filter instruction codes */
enum f_instruction_code {
diff --git a/filter/f-inst.c b/filter/f-inst.c
index 96d6108c..7d2641c2 100644
--- a/filter/f-inst.c
+++ b/filter/f-inst.c
@@ -269,18 +269,18 @@
LINE(3,1);
}
INST(FI_PRINT_AND_DIE, 0, 0) {
- POSTFIXIFY([[
- {
- uint opos = pos;
- ]]);
+ FID_POSTFIXIFY_BODY
+ {
+ uint opos = pos;
+ FID_END
ARG_ANY(1);
- POSTFIXIFY([[
- if (opos < pos)
- dest->items[pos].flags |= FIF_PRINTED;
- }
- ]]);
+ FID_POSTFIXIFY_BODY
+ if (opos < pos)
+ dest->items[pos].flags |= FIF_PRINTED;
+ }
+ FID_END
FRET(2);
@@ -708,9 +708,9 @@
}
/* Postfixify extracts the function body from the symbol */
- POSTFIXIFY([[
- dest->items[pos].lines[0] = what->sym->def;
- ]]);
+ FID_POSTFIXIFY_BODY
+ dest->items[pos].lines[0] = what->sym->def;
+ FID_END
/* First push the body on stack */
LINEX(what->lines[0]);
diff --git a/filter/filter.c b/filter/filter.c
index f08c91db..d80309b8 100644
--- a/filter/filter.c
+++ b/filter/filter.c
@@ -112,37 +112,6 @@ val_format_str(struct filter_state *fs, struct f_val *v) {
static struct tbf rl_runtime_err = TBF_DEFAULT_LOG_LIMITS;
-static uint
-postfixify(struct f_line *dest, const struct f_inst *what_, uint pos)
-{
- for ( ; what_; what_ = what_->next) {
- switch (what_->fi_code) {
-#include "filter/f-inst-postfixify.c"
- }
- pos++;
- }
- return pos;
-}
-
-struct f_line *
-f_postfixify_concat(const struct f_inst * const inst[], uint count)
-{
- uint len = 0;
- for (uint i=0; i<count; i++)
- for (const struct f_inst *what = inst[i]; what; what = what->next)
- len += what->size;
-
- struct f_line *out = cfg_allocz(sizeof(struct f_line) + sizeof(struct f_line_item)*len);
-
- for (uint i=0; i<count; i++)
- out->len = postfixify(out, inst[i], out->len);
-
-#if DEBUGGING
-// f_dump_line(out, 0);
-#endif
- return out;
-}
-
/**
* interpret
* @fs: filter state
diff --git a/filter/interpret.m4 b/filter/interpret.m4
index e32b3a76..eb368b41 100644
--- a/filter/interpret.m4
+++ b/filter/interpret.m4
@@ -62,11 +62,11 @@ m4_define(DYNAMIC_ATTR, `struct f_dynamic_attr da = what->da')
m4_define(TREE, `')
m4_define(STRING, `')
m4_define(COUNT, `')
-m4_define(POSTFIXIFY, `')
m4_define(SAME, `')
m4_define(FID_STRUCT_IN, `m4_divert(-1)')
m4_define(FID_NEW_ARGS, `m4_divert(-1)')
m4_define(FID_NEW_BODY, `m4_divert(-1)')
+m4_define(FID_POSTFIXIFY_BODY, `m4_divert(-1)')
m4_define(FID_END, `m4_divert(2)')
m4_m4wrap(`
diff --git a/filter/postfixify.m4 b/filter/postfixify.m4
deleted file mode 100644
index 853c9a51..00000000
--- a/filter/postfixify.m4
+++ /dev/null
@@ -1,68 +0,0 @@
-m4_divert(-1)m4_dnl
-#
-# BIRD -- Converting instructions trees to instruction lines
-#
-# (c) 2018 Maria Matejka <mq@jmq.cz>
-#
-# Can be freely distributed and used under the terms of the GNU GPL.
-#
-
-# Common aliases
-m4_define(DNL, `m4_dnl')
-
-m4_define(INST_FLUSH, `m4_ifdef([[INST_NAME]], [[
-m4_divert(1)
-case INST_NAME():
-#define what ((const struct f_inst_]]INST_NAME()[[ *) &(what_->i_]]INST_NAME()[[))
-m4_undivert(2)
-#undef what
-dest->items[pos].fi_code = what_->fi_code;
-dest->items[pos].lineno = what_->lineno;
-break;
-m4_divert(-1)
-]])')
-m4_define(INST, `INST_FLUSH()m4_define([[INST_NAME]], [[$1]])')
-
-m4_define(ARG, `m4_divert(2)pos = postfixify(dest, what->f$1, pos);
-m4_divert(-1)')
-m4_define(ARG_ANY, `m4_divert(2)pos = postfixify(dest, what->f$1, pos);
-m4_divert(-1)')
-m4_define(LINE, `m4_divert(2)dest->items[pos].lines[$2] = f_postfixify(what->f$1);
-m4_divert(-1)')
-m4_define(LINEP, `m4_divert(2)dest->items[pos].lines[$2] = what->fl$1;
-m4_divert(-1)')
-m4_define(SYMBOL, `m4_divert(2)dest->items[pos].sym = what->sym;
-m4_divert(-1)')
-m4_define(VALI, `m4_divert(2)dest->items[pos].val = what->vali;
-m4_divert(-1)')
-m4_define(VALP, `m4_divert(2)dest->items[pos].val = *(what->valp);
-m4_divert(-1)')
-m4_define(VAR, `m4_divert(2)dest->items[pos].vp = (dest->items[pos].sym = what->sym)->def;
-m4_divert(-1)')
-m4_define(FRET, `m4_divert(2)dest->items[pos].fret = what->fret;
-m4_divert(-1)')
-m4_define(ECS, `m4_divert(2)dest->items[pos].ecs = what->ecs;
-m4_divert(-1)')
-m4_define(RTC, `m4_divert(2)dest->items[pos].rtc = what->rtc;
-m4_divert(-1)')
-m4_define(STATIC_ATTR, `m4_divert(2)dest->items[pos].sa = what->sa;
-m4_divert(-1)')
-m4_define(DYNAMIC_ATTR, `m4_divert(2)dest->items[pos].da = what->da;
-m4_divert(-1)')
-m4_define(COUNT, `m4_divert(2)dest->items[pos].count = what->count;
-m4_divert(-1)')
-m4_define(TREE, `m4_divert(2)dest->items[pos].tree = what->tree;
-m4_divert(-1)')
-m4_define(STRING, `m4_divert(2)dest->items[pos].s = what->s;
-m4_divert(-1)')
-m4_define(POSTFIXIFY, `m4_divert(2)$1m4_divert(-1)')
-
-m4_m4wrap(`
-INST_FLUSH()
-m4_divert(0)DNL
-m4_undivert(1)
-
-default: bug( "Unknown instruction %d (%c)", what_->fi_code, what_->fi_code & 0xff);
-')
-
-m4_changequote([[,]])
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-24 06:54:20 +0000