int compile_blit_mono_inv(int retreg, Cell* args) {
compile_arg(JIT_R0, car(args), TAG_BYTES);
jit_ldr(JIT_R0, JIT_R0); // load bytes addr
stack_push(JIT_R0, &stack_ptr);
compile_int_arg();
compile_int_arg();
compile_int_arg();
compile_int_arg();
compile_int_arg();
compile_int_arg();
compile_int_arg();
compile_int_arg();
jit_prepare();
push_stack_arg();
push_stack_arg();
push_stack_arg();
push_stack_arg();
push_stack_arg();
push_stack_arg();
push_stack_arg();
push_stack_arg();
push_stack_arg(); // pop bytes addr
jit_finishi(blit_vector1_invert);
jit_movi(retreg, 0);
return 1;
}
void jit_ldrw(int reg) {
jit_ldr(reg);
}
jit_pointer_t compile(const std::vector<Oper>& ops, jit_word_t *memory, const bool flush = true)
{
jit_prolog();
jit_movi(JIT_V0, reinterpret_cast<jit_word_t>(memory));
jit_movi(JIT_V1, 0);
std::stack<Loop> loops;
jit_node_t* start = jit_note(__FILE__, __LINE__);
for ( size_t n=0; n<ops.size(); ++n ) {
switch ( ops[n].code ) {
case '<':
jit_str(JIT_V0, JIT_V1);
jit_subi(JIT_V0, JIT_V0, ops[n].count * sizeof(jit_word_t));
jit_ldr(JIT_V1, JIT_V0);
break;
case '>':
jit_str(JIT_V0, JIT_V1);
jit_addi(JIT_V0, JIT_V0, ops[n].count * sizeof(jit_word_t));
jit_ldr(JIT_V1, JIT_V0);
break;
case 'z':
jit_movi(JIT_V1, 0);
break;
case '+':
jit_addi(JIT_V1, JIT_V1, ops[n].count);
break;
case '-':
jit_subi(JIT_V1, JIT_V1, ops[n].count);
break;
case '.':
jit_prepare();
jit_pushargr(JIT_V1);
jit_finishi(reinterpret_cast<jit_pointer_t>(putchar));
if ( flush ) {
jit_prepare();
jit_pushargi(reinterpret_cast<jit_word_t>(stdout));
jit_finishi(reinterpret_cast<jit_pointer_t>(fflush));
}
break;
case ',':
jit_prepare();
jit_finishi(reinterpret_cast<jit_pointer_t>(getchar));
jit_retval(JIT_V1);
break;
case '[': {
Loop loop;
loop.end = jit_forward();
jit_node_t *j = jit_beqi(JIT_V1, 0);
jit_patch_at(j, loop.end);
loop.body = jit_label();
loops.push(loop);
} break;
case ']': {
Loop loop = loops.top();
jit_node_t *j = jit_bnei(JIT_V1, 0);
jit_patch_at(j, loop.body);
jit_link(loop.end);
loops.pop();
break;
}
default:
break;
}
}
jit_node_t* stop = jit_note(__FILE__, __LINE__);
jit_ret();
jit_epilog();
jit_pointer_t r = jit_emit();
fprintf(stderr, "compiled to %zu bytes\n", (char*)jit_address(stop) -
(char*)jit_address(start));
return r;
}
