110 lines
2.0 KiB
C++
110 lines
2.0 KiB
C++
#include <core/registers/Registers.hpp>
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namespace n64 {
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Registers::Registers() : cop0(*this), cop1(*this) {
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Reset();
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}
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void Registers::Reset() {
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hi = 0;
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lo = 0;
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delaySlot = false;
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prevDelaySlot = false;
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memset(gpr, 0, 32*sizeof(s64));
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cop0.Reset();
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cop1.Reset();
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steps = 0;
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extraCycles = 0;
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}
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void Registers::SetPC64(s64 val) {
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oldPC = pc;
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pc = val;
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nextPC = pc + 4;
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}
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void Registers::SetPC32(s32 val) {
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oldPC = pc;
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pc = s64(val);
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nextPC = pc + 4;
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}
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template <> u64 Registers::Read<u64>(size_t idx) {
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return idx == 0 ? 0 : gpr[idx];
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}
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template <> s64 Registers::Read<s64>(size_t idx) {
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return s64(Read<u64>(idx));
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}
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template <> u32 Registers::Read<u32>(size_t idx) {
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return idx == 0 ? 0 : gpr[idx];
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}
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template <> s32 Registers::Read<s32>(size_t idx) {
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return s32(Read<u32>(idx));
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}
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template <> u16 Registers::Read<u16>(size_t idx) {
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return idx == 0 ? 0 : gpr[idx];
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}
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template <> s16 Registers::Read<s16>(size_t idx) {
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return s16(Read<u16>(idx));
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}
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template <> u8 Registers::Read<u8>(size_t idx) {
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return idx == 0 ? 0 : gpr[idx];
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}
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template <> s8 Registers::Read<s8>(size_t idx) {
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return s8(Read<u8>(idx));
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}
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template <> void Registers::Write<bool>(size_t idx, bool v) {
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if(idx == 0) return;
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gpr[idx] = v;
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}
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template <> void Registers::Write<u64>(size_t idx, u64 v) {
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if(idx == 0) return;
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gpr[idx] = v;
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}
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template <> void Registers::Write<s64>(size_t idx, s64 v) {
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Write<u64>(idx, v);
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}
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template <> void Registers::Write<u32>(size_t idx, u32 v) {
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if(idx == 0) return;
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gpr[idx] = (u32)v;
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}
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template <> void Registers::Write<s32>(size_t idx, s32 v) {
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if(idx == 0) return;
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gpr[idx] = v;
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}
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template <> void Registers::Write<u16>(size_t idx, u16 v) {
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if(idx == 0) return;
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gpr[idx] = (u16)v;
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}
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template <> void Registers::Write<s16>(size_t idx, s16 v) {
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if(idx == 0) return;
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gpr[idx] = v;
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}
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template <> void Registers::Write<u8>(size_t idx, u8 v) {
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if(idx == 0) return;
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gpr[idx] = (u8)v;
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}
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template <> void Registers::Write<s8>(size_t idx, s8 v) {
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if(idx == 0) return;
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gpr[idx] = v;
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}
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}
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