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Removed magic helpers

This commit is contained in:
neauoire 2021-04-19 21:00:14 -07:00
parent d8957cb7bf
commit 50b11f12ca
4 changed files with 71 additions and 108 deletions
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83
projects/examples/dev.controller.buttons.usm
View File

@ -18,11 +18,24 @@
&pad 0000
0000
0000
&r 0000
&g 0000
&b 0000
&r 0daf
&g 02ff
&b 035f
&end
]
|0110 @Console [
&pad 0000
0000
0000
0000
&char 00
&byte 00
&short 0000
&string 0000
&end
]
|0120 @Screen [
&vector 0000
&width 0000
@ -34,6 +47,7 @@
&color 00
&end
]
|0140 @Controller [
&vector 0000
&button 00
@ -42,51 +56,64 @@
]
|0200
( theme )
#0daf ,System/r STR2
#02ff ,System/g STR2
#035f ,System/b STR2
( theme ) #0daf =System/r #02ff =System/g #035f =System/b
( vectors ) ,on-frame =Screen/vector
( vectors )
,on-frame ,Screen/vector STR2
( set origin )
~Screen/width 2/ =Screen/x
~Screen/height 2/ =Screen/y
,default_icn =Screen/addr
#31 =Screen/color
#2a =slime/color
,Screen/width LDR2 2/ ,Screen/x STR2
,Screen/height LDR2 2/ ,Screen/y STR2
,default_icn ,Screen/addr STR2
#31 ,Screen/color POK2
#2a ,slime/color POK2
BRK
@on-frame
#2a =slime/color
,default_icn =Screen/addr
#2a ,slime/color POK2
,default_icn ,Screen/addr STR2
( hold ctrl key to change slime color )
~Controller/button #0f AND
DUP #01 NEQ ^$no-ctrl JNZ #25 =slime/color $no-ctrl
DUP #02 NEQ ^$no-alt JNZ #2f =slime/color $no-alt
,Controller/button PEK2 #0f AND
DUP #01 NEQ ^&no-ctrl JNZ #25 ,slime/color POK2 &no-ctrl
DUP #02 NEQ ^&no-alt JNZ #2f ,slime/color POK2 &no-alt
POP
( clear ) #30 =Screen/color
( clear ) #30 ,Screen/color POK2
( detect movement )
~Controller/button #f0 AND
DUP #04 SFT #01 AND #01 NEQ ^$no-up JNZ
( move ) ~Screen/y -- =Screen/y ,up_icn =Screen/addr $no-up
DUP #05 SFT #01 AND #01 NEQ ^$no-down JNZ
( move ) ~Screen/y ++ =Screen/y ,down_icn =Screen/addr $no-down
DUP #06 SFT #01 AND #01 NEQ ^$no-left JNZ
( move ) ~Screen/x -- =Screen/x ,left_icn =Screen/addr $no-left
DUP #07 SFT #01 AND #01 NEQ ^$no-right JNZ
( move ) ~Screen/x ++ =Screen/x ,right_icn =Screen/addr $no-right
,Controller/button PEK2 #f0 AND
DUP #04 SFT #01 AND #01 NEQ ^&no-up JNZ
( move )
,Screen/y LDR2 -- ,Screen/y STR2
,up_icn ,Screen/addr STR2 &no-up
DUP #05 SFT #01 AND #01 NEQ ^&no-down JNZ
( move )
,Screen/y LDR2 ++ ,Screen/y STR2
,down_icn ,Screen/addr STR2 &no-down
DUP #06 SFT #01 AND #01 NEQ ^&no-left JNZ
( move )
,Screen/x LDR2 -- ,Screen/x STR2
,left_icn ,Screen/addr STR2 &no-left
DUP #07 SFT #01 AND #01 NEQ ^&no-right JNZ
( move )
,Screen/x LDR2 ++ ,Screen/x STR2
,right_icn ,Screen/addr STR2 &no-right
POP
( draw face )
#31 =Screen/color
#31 ,Screen/color POK2
( draw slime )
,slime_icn =Screen/addr
~slime/color =Screen/color
,slime_icn ,Screen/addr STR2
,slime/color PEK2 ,Screen/color POK2
BRK

92
src/assembler.c
View File

@ -13,6 +13,7 @@ WITH REGARD TO THIS SOFTWARE.
#define WORDLENMAX 32
#define MACROMAX 64
#define OFFSET 0x0200
typedef unsigned char Uint8;
typedef signed char Sint8;
@ -26,14 +27,8 @@ typedef struct {
typedef struct {
char name[WORDLENMAX];
unsigned int size;
} Map;
typedef struct {
char name[WORDLENMAX];
Uint8 refs, maps;
Uint16 addr, len;
Map map[16];
Uint8 refs;
Uint16 addr;
} Label;
typedef struct {
@ -102,35 +97,15 @@ findmacro(char *name)
}
Label *
findlabel(char *s)
findlabel(char *name)
{
int i, rng = scin(s, '.');
char name[64];
scpy(s, name, rng > 0 ? rng + 1 : 64);
int i;
for(i = 0; i < p.llen; ++i)
if(scmp(p.labels[i].name, name, 64))
return &p.labels[i];
return NULL;
}
Uint16
findlabeladdr(char *s)
{
int i, o = 0;
char *param;
Label *l = findlabel(s);
if(scin(s, '.') < 1)
return l->addr;
param = s + scin(s, '.') + 1;
for(i = 0; i < l->maps; ++i) {
if(scmp(l->map[i].name, param, 64))
return l->addr + o;
o += l->map[i].size;
}
printf("!!! Warning %s.%s\n", l->name, param);
return 0;
}
Uint8
findopcode(char *s)
{
@ -194,7 +169,7 @@ makemacro(char *name, FILE *f)
return error("Word too long", name);
scpy(word, m->items[m->len++], 64);
}
printf("New macro: %s(%d items)\n", m->name, m->len);
printf("New macro: %s, %d items\n", m->name, m->len);
return 1;
}
@ -208,13 +183,6 @@ makelabel(char *name, Uint16 addr)
return error("Label name is hex number", name);
if(findopcode(name))
return error("Label name is invalid", name);
/* set length of last label */
if(p.llen) {
l = &p.labels[p.llen - 1];
l->len = addr - l->addr;
printf(" Set length of #%d \n", l->len);
}
/* make new label */
l = &p.labels[p.llen++];
l->addr = addr;
l->refs = 0;
@ -242,11 +210,9 @@ walktoken(char *w)
if(findopcode(w) || scmp(w, "BRK", 4))
return 1;
switch(w[0]) {
case '=': return 4 - (findlabel(w + 1) && findlabeladdr(w + 1) < 0x0100); /* POK/STR helper (lit addr(1/2) str) */
case '~': return 4 - (findlabel(w + 1) && findlabeladdr(w + 1) < 0x0100); /* PEK/LDR helper (lit addr(1/2) ldr) */
case ',': return 3; /* lit2 addr-hb addr-lb */
case '.': return 2; /* addr-hb addr-lb */
case '^': return 2; /* Relative jump: lit addr-offset */
case ',': return 3; /* lit2 addr-hb addr-lb */
case '.': return 2; /* addr-hb addr-lb */
case '^': return 2; /* Relative jump: lit addr-offset */
case '#': return (slen(w + 1) == 4 ? 3 : 2);
}
if((m = findmacro(w))) {
@ -273,33 +239,11 @@ parsetoken(char *w)
}
pushbyte((Sint8)(l->addr - p.ptr - 3), 1);
return ++l->refs;
} else if(w[0] == '=' && (l = findlabel(w + 1))) {
if(!l->len || l->len > 2)
return error("Invalid store helper", w);
if(findlabeladdr(w + 1) < 0x0100) {
pushbyte(findlabeladdr(w + 1), 1);
pushbyte(findopcode(l->len == 2 ? "STR" : "POK"), 0);
} else {
pushshort(findlabeladdr(w + 1), 1);
pushbyte(findopcode(l->len == 2 ? "STR2" : "POK2"), 0);
}
return ++l->refs;
} else if(w[0] == '~' && (l = findlabel(w + 1))) {
if(!l->len || l->len > 2)
return error("Invalid load helper", w);
if(findlabeladdr(w + 1) < 0x0100) {
pushbyte(findlabeladdr(w + 1), 1);
pushbyte(findopcode(l->len == 2 ? "LDR" : "PEK"), 0);
} else {
pushshort(findlabeladdr(w + 1), 1);
pushbyte(findopcode(l->len == 2 ? "LDR2" : "PEK2"), 0);
}
return ++l->refs;
} else if(w[0] == '.' && (l = findlabel(w + 1))) {
pushshort(findlabeladdr(w + 1), 0);
pushshort(l->addr, 0);
return ++l->refs;
} else if(w[0] == ',' && (l = findlabel(w + 1))) {
pushshort(findlabeladdr(w + 1), 1);
pushshort(l->addr, 1);
return ++l->refs;
} else if((op = findopcode(w)) || scmp(w, "BRK", 4)) {
pushbyte(op, 0);
@ -354,9 +298,6 @@ pass1(FILE *f)
if(!makelabel(w + 1, addr))
return error("Pass1 failed", w);
scpy(w + 1, scope, 64);
} else if(w[0] == '$') {
if(!makelabel(sublabel(subw, scope, w + 1), addr))
return error("Pass1 failed", w);
} else if(w[0] == '|') {
if(shex(w + 1) < addr)
return error("Memory Overwrite", w);
@ -375,15 +316,10 @@ pass2(FILE *f)
char w[64], scope[64], subw[64];
printf("Pass 2\n");
while(fscanf(f, "%s", w) == 1) {
if(w[0] == '$') continue;
if(w[0] == '%') continue;
if(w[0] == '&') continue;
if(skipblock(w, &ccmnt, '(', ')')) continue;
if(skipblock(w, &ctemplate, '{', '}')) continue;
if(w[0] == ';') {
p.ptr += findlabel(w + 1)->len;
continue;
}
if(w[0] == '|') {
p.ptr = shex(w + 1);
continue;
@ -392,7 +328,7 @@ pass2(FILE *f)
scpy(w + 1, scope, 64);
continue;
}
if(w[1] == '$')
if(w[1] == '&')
scpy(sublabel(subw, scope, w + 2), w + 1, 64);
if(skipblock(w, &cbits, '[', ']')) {
if(w[0] == '[' || w[0] == ']') { continue; }
@ -412,7 +348,7 @@ void
cleanup(char *filename)
{
int i;
printf("Assembled %s(%0.2fkb), %d labels, %d macros.\n\n", filename, p.ptr / 1000.0, p.llen, p.mlen);
printf("Assembled %s(%0.2fkb), %d labels, %d macros.\n\n", filename, (p.ptr - OFFSET) / 1000.0, p.llen, p.mlen);
for(i = 0; i < p.llen; ++i)
if(!p.labels[i].refs)
printf("--- Unused label: %s\n", p.labels[i].name);
@ -431,7 +367,7 @@ main(int argc, char *argv[])
return !error("Open", "Failed");
if(!pass1(f) || !pass2(f))
return !error("Assembly", "Failed");
fwrite(p.data, p.ptr, 1, fopen(argv[2], "wb"));
fwrite(p.data + OFFSET, p.ptr - OFFSET, 1, fopen(argv[2], "wb"));
fclose(f);
cleanup(argv[2]);
return 0;

2
src/uxn.c
View File

@ -166,7 +166,7 @@ loaduxn(Uxn *u, char *filepath)
FILE *f;
if(!(f = fopen(filepath, "rb")))
return haltuxn(u, "Missing input rom.", 0);
fread(u->ram.dat + LOAD_OFFSET, sizeof(u->ram.dat) - LOAD_OFFSET, 1, f);
fread(u->ram.dat + PAGE_PROGRAM, sizeof(u->ram.dat) - PAGE_PROGRAM, 1, f);
printf("Uxn loaded[%s].\n", filepath);
return 1;
}

2
src/uxn.h
View File

@ -18,7 +18,7 @@ typedef signed short Sint16;
#define PAGE_DEVICE 0x0100
#define PAGE_PROGRAM 0x0200
#define LOAD_OFFSET 0x0000
#define LOAD_OFFSET 0x0200
typedef struct {
Uint8 ptr, error;