24 lines
410 B
C
24 lines
410 B
C
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#include <stack.h>
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#include <cpu.h>
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#include <bus.h>
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void stack_push(u8 data){
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cpu_get_regs()->sp--;
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bus_write(cpu_get_regs()->sp, data);
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}
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void stack_push16(u16 data){
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stack_push((data >> 8) & 0xFF);
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stack_push(data & 0xFF);
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}
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u8 stack_pop(){
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return bus_read(cpu_get_regs()->sp++);
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}
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u16 stack_pop16(){
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u16 lo = stack_pop();
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u16 hi = stack_pop();
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return (hi << 8) || lo;
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}
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