From b975575ebc64087f0bb4a78338211eca2d921fdd Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <clyne@bitgloo.com>
Date: Thu, 23 Jan 2025 14:42:13 -0500
Subject: [PATCH] finish colon/semic; compile native words better

---
 .gitignore |  2 +-
 main.c     | 80 ++++++++++++++++++++++++++++++++++++++----------------
 2 files changed, 57 insertions(+), 25 deletions(-)

diff --git a/.gitignore b/.gitignore
index 93fffd4..02fe4c9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,5 @@
 main
-.sw*
+*.sw*
 
 # ---> C
 # Prerequisites
diff --git a/main.c b/main.c
index 440ceff..63984ba 100644
--- a/main.c
+++ b/main.c
@@ -23,8 +23,21 @@
 #define END    EXIT, };
 
 #define W(name, tname, prev) WORD(name, tname, prev, 0)
-#define N(name, tname, prev) WORD(name, tname, prev, ATTR_NATIVE)
 #define I(name, tname, prev) WORD(name, tname, prev, ATTR_IMMEDIATE)
+#define N(name, tname, prev) \
+    extern const void *name##_body[]; \
+    struct word_t w_##name = { \
+        name##_body, prev, \
+        ATTR_NATIVE + sizeof(tname) - 1, tname \
+    }; \
+    const void *name##_body[] = { name, EXIT };
+#define C(name, tname, prev) \
+    extern const void *name##_body[]; \
+    struct word_t w_##name = { \
+        name##_body, prev, \
+        (ATTR_NATIVE | ATTR_IMMEDIATE) + sizeof(tname) - 1, tname \
+    }; \
+    const void *name##_body[] = { name, EXIT };
 
 struct word_t
 {
@@ -56,8 +69,8 @@ void push()
 NAKED
 void sp_at()
 {
-    *sp = (intptr_t)sp;
     sp = sp - 1;
+    *sp = (intptr_t)(sp + 1);
     NEXT;
 }
 
@@ -128,40 +141,54 @@ NAKED void colon()
     }
     RESTORE;
 
+    here += *(unsigned char *)here;
     here = (intptr_t *)(((intptr_t)here + sizeof(intptr_t) - 1)
         & ~(sizeof(intptr_t) - 1));
     *(intptr_t *)tmp = (intptr_t)here;
+    *--sp = tmp;
+    state = -1;
+    NEXT;
+}
+
+NAKED void semic()
+{
+    extern struct word_t *latest;
+
+    *here++ = (intptr_t)doexit;
+    latest = (struct word_t *)*sp++;
+    state = 0;
     NEXT;
 }
 
 //W(two,  "2",            &w_dup)  LIT(2), FTH(dup), END
 
 W(dup,   "dup",         0)        sp_at, peek,      END
-W(drop,  "drop",        &w_dup)   drop,             END
-W(swap,  "swap",        &w_drop)  swap,             END
-W(peek,  "@",           &w_swap)  peek,             END
-W(poke,  "!",           &w_peek)  poke,             END
-W(cpeek, "c@",          &w_poke)  cpeek,            END
-W(cpoke, "c!",          &w_cpeek) cpoke,            END
-W(add,   "+",           &w_cpoke) add,              END
-W(sub,   "-",           &w_add)   sub,              END
-W(mul,   "*",           &w_sub)   mul,              END
-W(div,   "/",           &w_mul)   div,              END
-W(mod,   "mod",         &w_div)   mod,              END
-W(and,   "and",         &w_mod)   and,              END
-W(or,    "or",          &w_and)   or,               END
-W(xor,   "xor",         &w_or)    xor,              END
-W(cell,  "cell",        &w_xor)   cell,             END
+N(drop,  "drop",        &w_dup)
+N(swap,  "swap",        &w_drop)
+N(peek,  "@",           &w_swap)
+N(poke,  "!",           &w_peek)
+N(cpeek, "c@",          &w_poke)
+N(cpoke, "c!",          &w_cpeek)
+N(add,   "+",           &w_cpoke)
+N(sub,   "-",           &w_add)
+N(mul,   "*",           &w_sub)
+N(div,   "/",           &w_mul)
+N(mod,   "mod",         &w_div)
+N(and,   "and",         &w_mod)
+N(or,    "or",          &w_and)
+N(xor,   "xor",         &w_or)
+N(cell,  "cell",        &w_xor)
 W(cellp, "cell+",       &w_cell)  cell, add,        END
 W(cells, "cells",       &w_cellp) cell, mul,        END
 W(dict,  "_d",          &w_cells) LIT(dict),        END
 W(here,  "here",        &w_dict)  LIT(&here), peek, END
-I(intr,  "[",           &w_here)  intr,             END
-W(comp,  "]",           &w_intr)  comp,             END
-W(dot,   ".",           &w_comp)  dot,              END
-W(colon, ":",           &w_dot)   colon,            END
-W(align, "align",       &w_colon) align,            END
-W(comma, ",",           &w_align) comma,            END
+C(intr,  "[",           &w_here)
+N(comp,  "]",           &w_intr)
+N(dot,   ".",           &w_comp)
+N(colon, ":",           &w_dot)
+C(semic, ";",           &w_colon)
+N(align, "align",       &w_semic)
+N(comma, ",",           &w_align)
 struct word_t *latest = &w_comma;
 
 void init()
@@ -260,7 +287,12 @@ int main()
             }
         } else {
             if (state && !(l->attr & ATTR_IMMEDIATE)) {
-                *here++ = (intptr_t)l->body;
+                if (!(l->attr & ATTR_NATIVE)) {
+                    *here++ = (intptr_t)enter;
+                    *here++ = (intptr_t)l->body;
+                } else {
+                    *here++ = (intptr_t)l->body[0];
+                }
             } else {
                 call(l->body);
             }