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9dc4372bf39f9ba0e2b80df862727633c7bc99ce
forth_bootslop/attempt_1/main.c
Ed_ 9dc4372bf3 cleanup
2026-02-20 20:51:36 -05:00

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#include "duffle.amd64.win32.h"
// --- Semantic Tags (Using X-Macros & Enum_) ---
// Colors translated from Cozy-and-WIndy:
// 0x00bbggrr Win32 format
#define Tag_Entries() \
X(Define, "Define", 0x0018AEFF, ":") /* Orange-ish (Language.Type) */ \
X(Call, "Call", 0x00D6A454, "~") /* Soft Blue (Language.Class) */ \
X(Data, "Data", 0x0094BAA1, "$") /* Muted Green (Language.Number) */ \
X(Imm, "Imm", 0x004AA4C2, "^") /* Sand/Yellow (Language.Keyword) */ \
X(Comment, "Comment", 0x00AAAAAA, ".") /* Grey (Language.Comment) */ \
X(Format, "Format", 0x003A2F3B, " ") /* Current Line BG for invisibles */
typedef Enum_(U4, STag) {
#define X(n, s, c, p) tmpl(STag, n),
Tag_Entries()
#undef X
STag_Count,
};
global U4 tag_colors[] = {
#define X(n, s, c, p) c,
Tag_Entries()
#undef X
};
global const char* tag_prefixes[] = {
#define X(n, s, c, p) p,
Tag_Entries()
#undef X
};
global const char* tag_names[] = {
#define X(n, s, c, p) s,
Tag_Entries()
#undef X
};
// Token Packing: 28 bits payload | 4 bits tag
#define pack_token(tag, val) ((u4_(tag) << 28) | (u4_(val) & 0x0FFFFFFF))
#define unpack_tag(token) ( ((token) >> 28) & 0x0F)
#define unpack_val(token) ( (token) & 0x0FFFFFFF)
// 2-Character Mapped Dictionary Helper
#define id2(a, b) ((u4_(a) << 8) | u4_(b))
#define TOKENS_PER_ROW 8
#define MODE_NAV 0
#define MODE_EDIT 1
// The Tape Drive (Using FArena from duffle)
global FArena tape_arena;
global FArena anno_arena;
global U8 cursor_idx = 0;
global U4 editor_mode = MODE_NAV;
// Executable Code Arena (The JIT)
global FArena code_arena;
// VM State: 2-Reg Stack + Global Memory
global U8 vm_rax = 0; // Top
global U8 vm_rdx = 0; // Next
global U8 vm_globals[16] = {0};
// Execution Mode & Logging
global B4 run_full = false;
global U8 log_buffer[16] = {0};
global U4 log_count = 0;
// UI State
global S4 scroll_y_offset = 0;
void ms_builtin_print(U8 val) {
if (log_count < 16) {
log_buffer[log_count++] = val;
}
}
// Dictionary
typedef struct {
U4 val;
U4 offset;
} DictEntry;
global DictEntry dict[256];
global U8 dict_count = 0;
IA_ void scatter(U4 token, const char* anno_str) {
if (tape_arena.used + sizeof(U4) <= tape_arena.capacity && anno_arena.used + sizeof(U8) <= anno_arena.capacity) {
U4*r ptr = u4_r(tape_arena.start + tape_arena.used);
ptr[0] = token;
tape_arena.used += sizeof(U4);
U8*r aptr = u8_r(anno_arena.start + anno_arena.used);
aptr[0] = 0;
if (anno_str) {
char* dest = (char*)aptr;
int i = 0; while(i < 8 && anno_str[i]) {
dest[i] = anno_str[i];
i ++;
}
}
anno_arena.used += sizeof(U8);
}
}
// --- Minimal x86-64 Emitter ---
internal void emit8(U1 b) {
if (code_arena.used + 1 <= code_arena.capacity) {
U1*r ptr = u1_r(code_arena.start + code_arena.used);
ptr[0] = b;
code_arena.used += 1;
}
}
internal void emit32(U4 val) {
if (code_arena.used + 4 <= code_arena.capacity) {
U4*r ptr = u4_r(code_arena.start + code_arena.used);
ptr[0] = val;
code_arena.used += 4;
}
}
internal void compile_action(U4 val)
{
if (val == id2('S','W')) { // SWAP: xchg rax, rdx
emit8(0x48); emit8(0x87); emit8(0xC2);
return;
} else if (val == id2('M','*')) { // MULT: imul rax, rdx
emit8(0x48); emit8(0x0F); emit8(0xAF); emit8(0xC2);
return;
} else if (val == id2('+',' ')) { // ADD: add rax, rdx
emit8(0x48); emit8(0x01); emit8(0xD0);
return;
} else if (val == id2('@',' ')) { // FETCH: mov rax, QWORD PTR [rcx + rax*8]
emit8(0x48); emit8(0x8B); emit8(0x04); emit8(0xC1);
return;
} else if (val == id2('-','1')) { // DEC: dec rax
emit8(0x48); emit8(0xFF); emit8(0xC8);
return;
} else if (val == id2('!',' ')) { // STORE: mov QWORD PTR [rcx + rax*8], rdx
emit8(0x48); emit8(0x89); emit8(0x14); emit8(0xC1);
return;
} else if (val == id2('R','0')) { // RET_IF_ZERO: test rax, rax; jnz +1; ret
emit8(0x48); emit8(0x85); emit8(0xC0); // test rax, rax
emit8(0x75); emit8(0x01); // jnz skip_ret (+1 byte)
emit8(0xC3); // ret
return;
} else if (val == id2('R','E')) { // RET
emit8(0xC3);
return;
} else if (val == id2('P','R')) { // PRINT: call ms_builtin_print
emit8(0x51); // push rcx
emit8(0x52); // push rdx
emit8(0x48); emit8(0x83); emit8(0xEC); emit8(0x20); // sub rsp, 32
emit8(0x48); emit8(0x89); emit8(0xC1); // mov rcx, rax
emit8(0x49); emit8(0xB8); // mov r8, imm64
U8 addr = u8_(& ms_builtin_print);
emit32(u4_(addr & 0xFFFFFFFF));
emit32(u4_(addr >> 32));
emit8(0x41); emit8(0xFF); emit8(0xD0); // call r8
emit8(0x48); emit8(0x83); emit8(0xC4); emit8(0x20); // add rsp, 32
emit8(0x5A); // pop rdx
emit8(0x59); // pop rcx
return;
}
// Dictionary Resolver (Call User Word)
for (U8 entry = 0; entry < dict_count; entry++) {
if (dict[entry].val == val) {
U4 target = dict[entry].offset;
U4 current = code_arena.used;
S4 rel32 = s4_(target) - s4_(current + 5);
emit8(0xE8); // CALL rel32
emit32(u4_(rel32));
return;
}
}
}
IA_ void compile_and_run_tape(void)
{
farena_reset(& code_arena);
dict_count = 0;
log_count = 0;
// Prologue: Load VM state from globals[14] and [15]
emit8(0x48); emit8(0x8B); emit8(0x41); emit8(0x70); // mov rax, [rcx+112]
emit8(0x48); emit8(0x8B); emit8(0x51); emit8(0x78); // mov rdx, [rcx+120]
U4*r tape_ptr = u4_r(tape_arena.start);
B4 in_def = false;
U4 def_jmp_offset = 0;
U8 end_idx = run_full ? (tape_arena.used / sizeof(U4)) : (cursor_idx + 1);
for (U8 i = 0; i < end_idx; i++)
{
U4 tag = unpack_tag(tape_ptr[i]);
U4 val = unpack_val(tape_ptr[i]);
if (tag == STag_Define)
{
if (in_def == false) {
emit8(0xE9); // JMP rel32 (Skip over definition body)
def_jmp_offset = code_arena.used;
emit32(0);
in_def = true;
}
if (dict_count < 256) {
dict[dict_count].val = val;
dict[dict_count].offset = code_arena.used;
dict_count++;
}
}
else if (tag == STag_Call)
{
compile_action(val);
if (val == id2('R','E') && in_def) {
// End of definition block, patch the jump
U4 current = code_arena.used;
u4_r(code_arena.start + def_jmp_offset)[0] = current - (def_jmp_offset + 4);
in_def = false;
}
}
else if (tag == tmpl(STag, Data)) {
emit8(0x48); emit8(0x89); emit8(0xC2); // mov rdx, rax
emit8(0x48); emit8(0xC7); emit8(0xC0); emit32(val); // mov rax, imm32
}
else if (tag == tmpl(STag, Imm))
{
if (in_def) {
// If we execute something, we jump out of def block first
U4 current = code_arena.used;
u4_r(code_arena.start + def_jmp_offset)[0] = current - (def_jmp_offset + 4);
in_def = false;
}
compile_action(val);
}
}
if (in_def) {
// If we hit cursor inside a definition, patch jump so it doesn't crash on execution
U4 current = code_arena.used;
u4_r(code_arena.start + def_jmp_offset)[0] = current - (def_jmp_offset + 4);
}
// Epilogue: Save VM state back to globals
emit8(0x48); emit8(0x89); emit8(0x41); emit8(0x70); // mov [rcx+112], rax
emit8(0x48); emit8(0x89); emit8(0x51); emit8(0x78); // mov [rcx+120], rdx
emit8(0xC3); // ret
// Cast code arena to function pointer and CALL it!
typedef void JIT_Func(U8* globals_ptr);
JIT_Func* func = (JIT_Func*)code_arena.start;
func(vm_globals);
// Read state for UI
vm_rax = vm_globals[14];
vm_rdx = vm_globals[15];
}
#define MS_WM_CHAR 0x0102
#define MS_VK_RETURN 0x0D
#define MS_VK_BACK 0x08
#define MS_VK_TAB 0x09
#define MS_VK_SPACE 0x20
#define MS_VK_F5 0x74
#define MS_VK_PRIOR 0x21
#define MS_VK_NEXT 0x22
#define MS_VK_SHIFT 0x10
// --- Window Procedure ---
S8 win_proc(void* hwnd, U4 msg, U8 wparam, S8 lparam)
{
U8 tape_count = tape_arena.used / sizeof(U4);
U4*r tape_ptr = C_(U4*r, tape_arena.start);
switch (msg) {
case MS_WM_CHAR: {
if (editor_mode != MODE_EDIT) return 0;
U4 t = tape_ptr[cursor_idx];
U4 tag = unpack_tag(t);
U4 val = unpack_val(t);
U1 c = u1_(wparam);
// Skip control characters and the 'E' that triggered the mode
if (c < 32) break;
if (tag == STag_Data) {
// Hex input
U4 digit = 16;
if (c >= '0' && c <= '9') digit = c - '0';
if (c >= 'a' && c <= 'f') digit = c - 'a' + 10;
if (c >= 'A' && c <= 'F') digit = c - 'A' + 10;
if (digit < 16) {
val = ((val << 4) | digit) & 0x0FFFFFFF;
tape_ptr[cursor_idx] = pack_token(tag, val);
}
}
else if (tag != STag_Format) {
U8*r anno_ptr = u8_r(anno_arena.start);
char* anno_str = (char*) & anno_ptr[cursor_idx];
int len = 0;
while (len < 8 && anno_str[len] != '\0' && anno_str[len] != ' ') len ++;
if (len < 8) {
anno_str[len] = (char)c;
for (int i = len + 1; i < 8; i++) anno_str[i] = '\0';
// Update the 2-char token ID from the first 2 chars
char c1 = anno_str[0] ? anno_str[0] : ' ';
char c2 = anno_str[1] ? anno_str[1] : ' ';
val = id2(c1, c2);
tape_ptr[cursor_idx] = pack_token(tag, val);
}
}
vm_rax = 0; vm_rdx = 0; mem_zero(u8_(vm_globals), sizeof(vm_globals));
compile_and_run_tape();
ms_invalidate_rect(hwnd, nullptr, true);
return 0;
}
case MS_WM_KEYDOWN: {
if (wparam == 0x45 && editor_mode == MODE_NAV) { // 'E'
editor_mode = MODE_EDIT;
ms_invalidate_rect(hwnd, nullptr, true);
return 0; // Consume the keypress so it doesn't trigger WM_CHAR
}
if (wparam == 0x1B && editor_mode == MODE_EDIT) { // ESC
editor_mode = MODE_NAV;
ms_invalidate_rect(hwnd, nullptr, true);
return 0;
}
if (editor_mode == MODE_EDIT) {
if (wparam == MS_VK_BACK) {
U4 t = tape_ptr[cursor_idx];
U4 tag = unpack_tag(t);
U4 val = unpack_val(t);
if (tag == STag_Data) {
val = val >> 4;
tape_ptr[cursor_idx] = pack_token(tag, val);
}
else if (tag != STag_Format) {
U8*r anno_ptr = u8_r(anno_arena.start);
char* anno_str = (char*) & anno_ptr[cursor_idx];
int len = 0;
while (len < 8 && anno_str[len] != '\0' && anno_str[len] != ' ') len ++;
if (len > 0) {
anno_str[len - 1] = '\0';
char c1 = anno_str[0] ? anno_str[0] : ' ';
char c2 = anno_str[1] ? anno_str[1] : ' ';
tape_ptr[cursor_idx] = pack_token(tag, id2(c1, c2));
}
}
vm_rax = 0; vm_rdx = 0; mem_zero(u8_(vm_globals), sizeof(vm_globals));
compile_and_run_tape();
ms_invalidate_rect(hwnd, nullptr, true);
}
return 0; // Block navigation keys in Edit Mode
}
if (wparam == MS_VK_RIGHT && cursor_idx < tape_count - 1) cursor_idx ++;
if (wparam == MS_VK_LEFT && cursor_idx > 0) cursor_idx --;
if (wparam == MS_VK_UP) {
U8 line_start = cursor_idx;
while (line_start > 0 && unpack_tag(tape_ptr[line_start - 1]) != STag_Format) line_start--;
if (line_start > 0) {
U8 col = cursor_idx - line_start;
U8 prev_line_start = line_start - 1;
while (prev_line_start > 0 && unpack_tag(tape_ptr[prev_line_start - 1]) != STag_Format) prev_line_start--;
U8 prev_line_len = (line_start - 1) - prev_line_start;
cursor_idx = prev_line_start + (col < prev_line_len ? col : prev_line_len);
}
}
if (wparam == MS_VK_DOWN) {
U8 line_start = cursor_idx;
while (line_start > 0 && unpack_tag(tape_ptr[line_start - 1]) != STag_Format) line_start --;
U8 col = cursor_idx - line_start;
U8 next_line_start = cursor_idx;
while (next_line_start < tape_count && unpack_tag(tape_ptr[next_line_start]) != STag_Format) next_line_start ++;
if (next_line_start < tape_count) {
next_line_start ++; // Skip the newline
U8 next_line_end = next_line_start;
while (next_line_end < tape_count && unpack_tag(tape_ptr[next_line_end]) != STag_Format) next_line_end ++;
U8 next_line_len = next_line_end - next_line_start;
cursor_idx = next_line_start + (col < next_line_len ? col : next_line_len);
}
}
if (wparam == MS_VK_PRIOR) { scroll_y_offset -= 100; if (scroll_y_offset < 0) scroll_y_offset = 0; }
if (wparam == MS_VK_NEXT) { scroll_y_offset += 100; }
if (wparam == MS_VK_F5) { run_full = !run_full; }
if (wparam == MS_VK_TAB) {
// Cycle Color Tag
U4 t = tape_ptr[cursor_idx];
U4 tag = (unpack_tag(t) + 1) % STag_Count;
tape_ptr[cursor_idx] = pack_token(tag, unpack_val(t));
}
else if (wparam == MS_VK_BACK)
{
// Delete Token
// Shift: delete AT cursor | Regular: delete TO THE LEFT
U8 delete_idx = cursor_idx;
B4 is_shift = (ms_get_async_key_state(MS_VK_SHIFT) & 0x8000) != 0;
if (is_shift == false) {
if (cursor_idx > 0) {
delete_idx = cursor_idx - 1;
cursor_idx--;
}
else return 0;
}
if (tape_count > 0) {
U8*r anno_ptr = u8_r(anno_arena.start);
for (U8 i = delete_idx; i < tape_count - 1; i ++) {
tape_ptr[i] = tape_ptr[i + 1];
anno_ptr[i] = anno_ptr[i + 1];
}
tape_arena.used -= sizeof(U4);
anno_arena.used -= sizeof(U8);
}
}
else if (wparam == MS_VK_SPACE || wparam == MS_VK_RETURN) {
// Insert New Token
// Shift: insert AFTER cursor | Regular: insert BEFORE cursor
B4 is_shift = (ms_get_async_key_state(MS_VK_SHIFT) & 0x8000) != 0;
U8 insert_idx = cursor_idx;
if (is_shift) insert_idx ++;
if (tape_arena.used + sizeof(U4) <= tape_arena.capacity && anno_arena.used + sizeof(U8) <= anno_arena.capacity) {
U8*r anno_ptr = u8_r(anno_arena.start);
for (U8 i = tape_count; i > insert_idx; i --) {
tape_ptr[i] = tape_ptr[i-1];
anno_ptr[i] = anno_ptr[i-1];
}
if (wparam == MS_VK_RETURN) {
tape_ptr[insert_idx] = pack_token(STag_Format, 0xA);
anno_ptr[insert_idx] = 0;
} else {
tape_ptr[insert_idx] = pack_token(STag_Comment, id2(' ',' '));
anno_ptr[insert_idx] = 0;
}
if (is_shift) cursor_idx ++;
tape_arena.used += sizeof(U4);
anno_arena.used += sizeof(U8);
}
}
// Interaction: Reset VM and compile
vm_rax = 0; vm_rdx = 0;
mem_zero(u8_(vm_globals), sizeof(vm_globals));
compile_and_run_tape();
ms_invalidate_rect(hwnd, nullptr, true);
return 0;
}
case MS_WM_PAINT: {
MS_PAINTSTRUCT ps;
void* hdc = ms_begin_paint(hwnd, & ps);
void* hFont = ms_create_font_a(20, 0, 0, 0, 400, 0, 0, 0, 0, 0, 0, 0, 0, "Consolas");
void* hOldFont = ms_select_object(hdc, hFont);
ms_set_bk_mode(hdc, 1); // TRANSPARENT text background
void* hBgBrush = ms_create_solid_brush(0x00222222);
ms_select_object(hdc, hBgBrush);
ms_rectangle(hdc, -1, -1, 3000, 3000);
void* hBrushEdit = ms_create_solid_brush(0x008E563B);
void* hBrushNav = ms_create_solid_brush(0x00262F3B);
S4 start_x = 40, start_y = 60, spacing_x = 110, spacing_y = 35;
S4 x = start_x, y = start_y;
U4*r tape_ptr = u4_r(tape_arena.start);
U8*r anno_ptr = u8_r(anno_arena.start);
// Render Tokens
for (U8 i = 0; i < tape_count; i++)
{
if (x >= start_x + (TOKENS_PER_ROW * spacing_x)) {
x = start_x; y += spacing_y;
}
S4 render_y = y - scroll_y_offset;
if (i == cursor_idx && render_y >= 30 && render_y < 500) {
ms_select_object(hdc, editor_mode == MODE_EDIT ? hBrushEdit : hBrushNav);
ms_rectangle(hdc, x - 5, render_y - 2, x + 95, render_y + 22);
}
if (render_y >= 30 && render_y < 500)
{
U4 t = tape_ptr[i];
U4 tag = unpack_tag(t);
U4 val = unpack_val(t);
U8 anno = anno_ptr[i];
if (tag == STag_Format && val == 0xA) {
ms_set_text_color(hdc, 0x00444444);
ms_text_out_a(hdc, x, render_y, " \\n ", 6);
x = start_x;
y += spacing_y;
}
else
{
U4 color = tag_colors[tag];
const char* prefix = tag_prefixes[tag];
ms_set_text_color(hdc, color);
if (editor_mode == MODE_EDIT && i == cursor_idx) {
// Better visibility in Edit Mode: White text on White-ish cursor
ms_set_text_color(hdc, 0x001E1E1E);
}
char val_str[9];
if (tag == STag_Data) {
u64_to_hex(val, val_str, 6);
val_str[6] = '\0';
}
else
{
// Extract annotation string
char* a_str = (char*) & anno;
if (a_str[0] == '\0') {
// Fallback to 2-character ID
val_str[0] = (char)((val >> 8) & 0xFF);
val_str[1] = (char)(val & 0xFF);
val_str[2] = ' '; val_str[3] = ' '; val_str[4] = ' '; val_str[5] = ' ';
val_str[6] = '\0';
}
else {
mem_copy(u8_(val_str), u8_(a_str), 8);
val_str[8] = '\0';
}
}
char out_buf[12];
out_buf[0] = prefix[0];
out_buf[1] = ' ';
mem_copy(u8_(out_buf + 2), u8_(val_str), 8);
out_buf[10] = '\0';
ms_text_out_a(hdc, x, render_y, out_buf, 10);
x += spacing_x;
}
}
else if (unpack_tag(tape_ptr[i]) == STag_Format && unpack_val(tape_ptr[i]) == 0xA) {
x = start_x;
y += spacing_y;
}
else {
x += spacing_x;
}
}
// Draw a solid background behind the HUD to cover scrolling text
void* hHudBrush = ms_create_solid_brush(0x00141E23);
ms_select_object(hdc, hHudBrush);
ms_rectangle(hdc, -1, 500, 3000, 3000);
ms_rectangle(hdc, -1, -1, 3000, 40);
ms_set_text_color(hdc, 0x00AAAAAA);
ms_text_out_a(hdc, 40, 10, "x86-64 Machine Code Emitter | 2-Reg Stack | [F5] Toggle Run Mode | [PgUp/PgDn] Scroll", 85);
// Render VM State
ms_set_text_color(hdc, 0x00FFFFFF);
char jit_str[64] = "Mode: Incremental | JIT Size: 0x000 bytes";
if (run_full) mem_copy(u8_(jit_str + 6), u8_("Full "), 11);
u64_to_hex(code_arena.used, jit_str + 32, 3);
ms_text_out_a(hdc, 40, 520, jit_str, 41);
char state_str[64] = "RAX: 00000000 | RDX: 00000000";
u64_to_hex(vm_rax, state_str + 5, 8);
u64_to_hex(vm_rdx, state_str + 21, 8);
ms_set_text_color(hdc, 0x0094BAA1); // Number green
ms_text_out_a(hdc, 40, 550, state_str, 29);
// HUD: Display Current Token Meaning
if (tape_count > 0 && cursor_idx < tape_count) {
U4 cur_tag = unpack_tag(tape_ptr[cursor_idx]);
const char* tag_name = tag_names [cur_tag];
U4 cur_color = tag_colors[cur_tag];
char semantics_str[64] = "Current Tag: ";
U4 name_len = 0;
while (tag_name[name_len]) {
semantics_str[13 + name_len] = tag_name[name_len];
name_len ++;
}
semantics_str[13 + name_len] = '\0';
ms_set_text_color(hdc, cur_color);
ms_text_out_a(hdc, 40, 580, semantics_str, 13 + name_len);
}
ms_set_text_color(hdc, 0x00C8C8C8);
ms_text_out_a(hdc, 400, 520, "Global Memory (Contiguous Array):", 33);
for (int i=0; i < 4; i ++) {
char glob_str[32] = "[0]: 00000000";
glob_str[1] = '0' + i;
u64_to_hex(vm_globals[i], glob_str + 5, 8);
ms_set_text_color(hdc, 0x00D6A454); // Soft blue
ms_text_out_a(hdc, 400, 550 + (i * 25), glob_str, 13);
}
// Print Log
ms_set_text_color(hdc, 0x00C8C8C8);
ms_text_out_a(hdc, 750, 520, "Print Log:", 10);
for (int i = 0; i<log_count && i < 4; i ++) {
char log_str[32] = "00000000";
u64_to_hex(log_buffer[i], log_str, 8);
ms_set_text_color(hdc, 0x0094BAA1);
ms_text_out_a(hdc, 750, 550 + (i * 25), log_str, 8);
}
ms_select_object(hdc, hOldFont);
ms_delete_object(hBgBrush);
ms_delete_object(hBrushEdit);
ms_delete_object(hBrushNav);
ms_delete_object(hHudBrush);
ms_end_paint(hwnd, & ps);
return 0;
}
case MS_WM_DESTROY: { ms_post_quit_message(0); return 0; }
}
return ms_def_window_proc_a(hwnd, msg, wparam, lparam);
}
int main(void) {
// 1. Initialize Memory Arenas using WinAPI + FArena
Slice tape_mem = slice_ut_(u8_(ms_virtual_alloc(nullptr, 64 * 1024, MS_MEM_COMMIT | MS_MEM_RESERVE, MS_PAGE_READWRITE)), 64 * 1024);
Slice anno_mem = slice_ut_(u8_(ms_virtual_alloc(nullptr, 64 * 1024, MS_MEM_COMMIT | MS_MEM_RESERVE, MS_PAGE_READWRITE)), 64 * 1024);
Slice code_mem = slice_ut_(u8_(ms_virtual_alloc(nullptr, 64 * 1024, MS_MEM_COMMIT | MS_MEM_RESERVE, MS_PAGE_EXECUTE_READWRITE)), 64 * 1024);
if (! tape_mem.ptr || ! anno_mem.ptr || ! code_mem.ptr) ms_exit_process(1);
farena_init(& tape_arena, tape_mem);
farena_init(& anno_arena, anno_mem);
farena_init(& code_arena, code_mem);
// Bootstrap Robust Sample: Factorial State Machine
scatter(pack_token(STag_Comment, id2('I','N')), "INIT "); // .IN
scatter(pack_token(STag_Data, 5), 0); // $5
scatter(pack_token(STag_Data, 0), 0); // $0 (Addr)
scatter(pack_token(STag_Imm, id2('!',' ')), "STORE "); // ^!
scatter(pack_token(STag_Data, 1), 0); // $1
scatter(pack_token(STag_Data, 1), 0); // $1 (Addr)
scatter(pack_token(STag_Imm, id2('!',' ')), "STORE "); // ^!
scatter(pack_token(STag_Format, 0xA), 0); // Newline
// Define the FS (Factorial Step) word in memory
scatter(pack_token(STag_Define, id2('F','S')), "F_STEP ");
scatter(pack_token(STag_Data, 0), 0);
scatter(pack_token(STag_Call, id2('@',' ')), "FETCH ");
scatter(pack_token(STag_Call, id2('R','0')), "RET_IF_Z");
scatter(pack_token(STag_Format, 0xA), 0); // Newline
scatter(pack_token(STag_Data, 1), 0);
scatter(pack_token(STag_Call, id2('@',' ')), "FETCH ");
scatter(pack_token(STag_Data, 0), 0);
scatter(pack_token(STag_Call, id2('@',' ')), "FETCH ");
scatter(pack_token(STag_Call, id2('M','*')), "MULT ");
scatter(pack_token(STag_Data, 1), 0);
scatter(pack_token(STag_Call, id2('!',' ')), "STORE ");
scatter(pack_token(STag_Format, 0xA), 0); // Newline
scatter(pack_token(STag_Data, 0), 0);
scatter(pack_token(STag_Call, id2('@',' ')), "FETCH ");
scatter(pack_token(STag_Call, id2('-','1')), "DEC ");
scatter(pack_token(STag_Data, 0), 0);
scatter(pack_token(STag_Call, id2('!',' ')), "STORE ");
scatter(pack_token(STag_Data, 1), 0);
scatter(pack_token(STag_Call, id2('@',' ')), "FETCH ");
scatter(pack_token(STag_Call, id2('P','R')), "PRINT "); // Print Accumulator!
scatter(pack_token(STag_Call, id2('R','E')), "RETURN "); // Return!
scatter(pack_token(STag_Format, 0xA), 0); // Newline
// Call it
scatter(pack_token(STag_Imm, id2('F','S')), "F_STEP "); // ^FS
scatter(pack_token(STag_Imm, id2('F','S')), "F_STEP ");
scatter(pack_token(STag_Imm, id2('F','S')), "F_STEP ");
scatter(pack_token(STag_Imm, id2('F','S')), "F_STEP ");
scatter(pack_token(STag_Imm, id2('F','S')), "F_STEP ");
MS_WNDCLASSA wc;
mem_fill(u8_(& wc), 0, sizeof(wc));
wc.lpfnWndProc = win_proc;
wc.hInstance = ms_get_stock_object(0);
wc.lpszClassName = "ColorForthWindow";
wc.hbrBackground = ms_get_stock_object(4);
ms_register_class_a(& wc);
void* hwnd = ms_create_window_ex_a(0, wc.lpszClassName, "Sourceless Global Memory Explorer", MS_WS_OVERLAPPEDWINDOW | MS_WS_VISIBLE, 100, 100, 1100, 750, nullptr, nullptr, wc.hInstance, nullptr);
MS_MSG msg;
while (ms_get_message_a(& msg, nullptr, 0, 0)) { ms_translate_message(& msg); ms_dispatch_message_a(& msg); }
ms_exit_process(0);
return 0;
}
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