etc
/
uxn
mirror of https://git.sr.ht/~rabbits/uxn
0
1
Fork 0
Code Issues Projects Releases Wiki Activity

Removed CLN

This commit is contained in:
neauoire 2021-03-26 20:16:48 -07:00
parent fcd4fa6da2
commit a5ec692b0a
4 changed files with 14 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
build.sh
View File

@ -28,7 +28,7 @@ else
fi
echo "Assembling.."
./bin/assembler projects/software/left.usm bin/boot.rom
./bin/assembler projects/software/noodle.usm bin/boot.rom
echo "Running.."
if [ "${2}" = '--cli' ];

1
projects/software/noodle.usm
View File

@ -20,6 +20,7 @@
%RTN { JMP2r }
%RTN? { #00 EQU #02 JNZ STH2r JMP2 }
%ABS2 { DUP2 #000f SFT2 EQU #04 JNZ #ffff MUL2 }
%CLN2r { DUP2 STH2 }
%STEP8 { #0033 SFT2 }
%MOD8 { #0007 AND2 }
%SFL { #40 SFT SFT }

4
src/assembler.c
View File

@ -46,8 +46,8 @@ Program p;
char ops[][4] = {
"BRK", "NOP", "LIT", "POP", "DUP", "SWP", "OVR", "ROT",
"EQU", "NEQ", "GTH", "LTH", "GTS", "LTS", "JMP", "JSR",
"PEK", "POK", "LDR", "STR", "JNZ", "---", "CLN", "STH",
"EQU", "NEQ", "GTH", "LTH", "GTS", "LTS", "---", "---",
"PEK", "POK", "LDR", "STR", "JMP", "JNZ", "JSR", "STH",
"ADD", "SUB", "MUL", "DIV", "AND", "ORA", "EOR", "SFT"
};

22
src/uxn.c
View File

@ -45,15 +45,14 @@ void op_gth(Uxn *u) { Uint8 a = pop8(u->src), b = pop8(u->src); push8(u->src, b
void op_lth(Uxn *u) { Uint8 a = pop8(u->src), b = pop8(u->src); push8(u->src, b < a); }
void op_gts(Uxn *u) { Uint8 a = pop8(u->src), b = pop8(u->src); push8(u->src, (Sint8)b > (Sint8)a); }
void op_lts(Uxn *u) { Uint8 a = pop8(u->src), b = pop8(u->src); push8(u->src, (Sint8)b < (Sint8)a); }
void op_jmp(Uxn *u) { Uint8 a = pop8(u->src); u->ram.ptr += (Sint8)a; }
void op_jnz(Uxn *u) { Uint8 a = pop8(u->src), b = pop8(u->src); if (b) u->ram.ptr += (Sint8)a; }
void op_jsr(Uxn *u) { Uint8 a = pop8(u->src); push16(u->dst, u->ram.ptr); u->ram.ptr += (Sint8)a; }
/* Memory */
void op_pek(Uxn *u) { Uint8 a = pop8(u->src); push8(u->src, mempeek8(u, a)); }
void op_pok(Uxn *u) { Uint8 a = pop8(u->src); Uint8 b = pop8(u->src); mempoke8(u, a, b); }
void op_ldr(Uxn *u) { Uint8 a = pop8(u->src); push16(u->src, mempeek16(u, a)); }
void op_str(Uxn *u) { Uint8 a = pop8(u->src); Uint16 b = pop16(u->src); mempoke16(u, a, b); }
void op_cln(Uxn *u) { push8(u->src, peek8(u->dst, 0)); }
void op_jmp(Uxn *u) { Uint8 a = pop8(u->src); u->ram.ptr += (Sint8)a; }
void op_jnz(Uxn *u) { Uint8 a = pop8(u->src), b = pop8(u->src); if (b) u->ram.ptr += (Sint8)a; }
void op_jsr(Uxn *u) { Uint8 a = pop8(u->src); push16(u->dst, u->ram.ptr); u->ram.ptr += (Sint8)a; }
void op_sth(Uxn *u) { Uint8 a = pop8(u->src); push8(u->dst, a); }
/* Arithmetic */
void op_add(Uxn *u) { Uint8 a = pop8(u->src), b = pop8(u->src); push8(u->src, b + a); }
@ -79,15 +78,14 @@ void op_gth16(Uxn *u) { Uint16 a = pop16(u->src), b = pop16(u->src); push8(u->sr
void op_lth16(Uxn *u) { Uint16 a = pop16(u->src), b = pop16(u->src); push8(u->src, b < a); }
void op_gts16(Uxn *u) { Uint16 a = pop16(u->src), b = pop16(u->src); push8(u->src, (Sint16)b > (Sint16)a); }
void op_lts16(Uxn *u) { Uint16 a = pop16(u->src), b = pop16(u->src); push8(u->src, (Sint16)b < (Sint16)a); }
void op_jmp16(Uxn *u) { u->ram.ptr = pop16(u->src); }
void op_jnz16(Uxn *u) { Uint16 a = pop16(u->src); Uint8 b = pop8(u->src); if (b) u->ram.ptr = a; }
void op_jsr16(Uxn *u) { push16(u->dst, u->ram.ptr); u->ram.ptr = pop16(u->src); }
/* Memory(16-bits) */
void op_pek16(Uxn *u) { Uint16 a = pop16(u->src); push8(u->src, mempeek8(u, a)); }
void op_pok16(Uxn *u) { Uint16 a = pop16(u->src); Uint8 b = pop8(u->src); mempoke8(u, a, b); }
void op_ldr16(Uxn *u) { Uint16 a = pop16(u->src); push16(u->src, mempeek16(u, a)); }
void op_str16(Uxn *u) { Uint16 a = pop16(u->src); Uint16 b = pop16(u->src); mempoke16(u, a, b); }
void op_cln16(Uxn *u) { push16(u->src, peek16(u->dst, 0)); }
void op_jmp16(Uxn *u) { u->ram.ptr = pop16(u->src); }
void op_jnz16(Uxn *u) { Uint16 a = pop16(u->src); Uint8 b = pop8(u->src); if (b) u->ram.ptr = a; }
void op_jsr16(Uxn *u) { push16(u->dst, u->ram.ptr); u->ram.ptr = pop16(u->src); }
void op_sth16(Uxn *u) { Uint16 a = pop16(u->src); push16(u->dst, a); }
/* Arithmetic(16-bits) */
void op_add16(Uxn *u) { Uint16 a = pop16(u->src), b = pop16(u->src); push16(u->src, b + a); }
@ -101,13 +99,13 @@ void op_sft16(Uxn *u) { Uint16 a = pop16(u->src), b = pop16(u->src); Uint8 left
void (*ops[])(Uxn *u) = {
op_brk, op_nop, op_lit, op_pop, op_dup, op_swp, op_ovr, op_rot,
op_equ, op_neq, op_gth, op_lth, op_gts, op_lts, op_jmp, op_jsr,
op_pek, op_pok, op_ldr, op_str, op_jnz, op_nop, op_cln, op_sth,
op_equ, op_neq, op_gth, op_lth, op_gts, op_lts, op_nop, op_nop,
op_pek, op_pok, op_ldr, op_str, op_jmp, op_jnz, op_jsr, op_sth,
op_add, op_sub, op_mul, op_div, op_and, op_ora, op_eor, op_sft,
/* 16-bit */
op_brk, op_nop16, op_lit16, op_pop16, op_dup16, op_swp16, op_ovr16, op_rot16,
op_equ16, op_neq16, op_gth16, op_lth16, op_gts16, op_lts16, op_jmp16, op_jsr16,
op_pek16, op_pok16, op_ldr16, op_str16, op_jnz16, op_nop, op_cln16, op_sth16,
op_equ16, op_neq16, op_gth16, op_lth16, op_gts16, op_lts16, op_nop, op_nop,
op_pek16, op_pok16, op_ldr16, op_str16, op_jmp16, op_jnz16, op_jsr16, op_sth16,
op_add16, op_sub16, op_mul16, op_div16, op_and16, op_ora16, op_eor16, op_sft16
};