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Inlined system_cmd

This commit is contained in:
neauoire 2023-08-15 19:23:55 -07:00
parent d8532e7c0e
commit cfe02013fd
1 changed files with 10 additions and 14 deletions
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24
src/devices/system.c
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@ -48,19 +48,6 @@ system_print(Stack *s, char *name)
fprintf(stderr, "\n");
}
static void
system_cmd(Uint8 *ram, Uint16 addr)
{
if(ram[addr] == 0x1) {
Uint16 i, length = PEEK2(ram + addr + 1);
Uint16 a_page = PEEK2(ram + addr + 1 + 2), a_addr = PEEK2(ram + addr + 1 + 4);
Uint16 b_page = PEEK2(ram + addr + 1 + 6), b_addr = PEEK2(ram + addr + 1 + 8);
int src = (a_page % RAM_PAGES) * 0x10000, dst = (b_page % RAM_PAGES) * 0x10000;
for(i = 0; i < length; i++)
ram[dst + (Uint16)(b_addr + i)] = ram[src + (Uint16)(a_addr + i)];
}
}
int
system_error(char *msg, const char *err)
{
@ -129,7 +116,16 @@ system_deo(Uxn *u, Uint8 *d, Uint8 port)
{
switch(port) {
case 0x3:
system_cmd(u->ram, PEEK2(d + 2));
Uint8 *ram = u->ram;
Uint16 addr = PEEK2(d + 2);
if(ram[addr] == 0x1) {
Uint16 i, length = PEEK2(ram + addr + 1);
Uint16 a_page = PEEK2(ram + addr + 1 + 2), a_addr = PEEK2(ram + addr + 1 + 4);
Uint16 b_page = PEEK2(ram + addr + 1 + 6), b_addr = PEEK2(ram + addr + 1 + 8);
int src = (a_page % RAM_PAGES) * 0x10000, dst = (b_page % RAM_PAGES) * 0x10000;
for(i = 0; i < length; i++)
ram[dst + (Uint16)(b_addr + i)] = ram[src + (Uint16)(a_addr + i)];
}
break;
case 0xe:
system_inspect(u);