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https://github.com/transistorfet/moa.git
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Fixed bug in indexing modes
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parent
1262cbd8c0
commit
758621c410
@ -640,9 +640,9 @@ impl M68k {
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get_address_sized(system, (*addr).wrapping_add(offset as u32) as Address, size)
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},
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Target::IndirectARegXRegOffset(reg, xreg, offset, scale, target_size) => {
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let reg_offset = sign_extend_to_long(self.get_x_reg_value(xreg), target_size);
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let index = sign_extend_to_long(self.get_x_reg_value(xreg), target_size) << scale;
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let addr = self.get_a_reg_mut(reg);
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get_address_sized(system, ((*addr).wrapping_add(reg_offset as u32).wrapping_add(offset as u32) << scale) as Address, size)
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get_address_sized(system, (*addr).wrapping_add(offset as u32).wrapping_add(index as u32) as Address, size)
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},
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Target::IndirectMemory(addr) => {
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get_address_sized(system, addr as Address, size)
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@ -651,8 +651,8 @@ impl M68k {
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get_address_sized(system, (self.decoder.start + 2).wrapping_add(offset as u32) as Address, size)
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},
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Target::IndirectPCXRegOffset(xreg, offset, scale, target_size) => {
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let reg_offset = sign_extend_to_long(self.get_x_reg_value(xreg), target_size);
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get_address_sized(system, ((self.decoder.start + 2).wrapping_add(reg_offset as u32).wrapping_add(offset as u32) << scale) as Address, size)
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let index = sign_extend_to_long(self.get_x_reg_value(xreg), target_size) << scale;
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get_address_sized(system, (self.decoder.start + 2).wrapping_add(offset as u32).wrapping_add(index as u32) as Address, size)
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},
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}
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}
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@ -683,9 +683,9 @@ impl M68k {
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set_address_sized(system, (*addr).wrapping_add(offset as u32) as Address, value, size)?;
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},
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Target::IndirectARegXRegOffset(reg, xreg, offset, scale, target_size) => {
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let reg_offset = sign_extend_to_long(self.get_x_reg_value(xreg), target_size);
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let index = sign_extend_to_long(self.get_x_reg_value(xreg), target_size) << scale;
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let addr = self.get_a_reg_mut(reg);
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set_address_sized(system, ((*addr).wrapping_add(reg_offset as u32).wrapping_add(offset as u32) << scale) as Address, value, size)?;
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set_address_sized(system, (*addr).wrapping_add(offset as u32).wrapping_add(index as u32) as Address, value, size)?;
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},
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Target::IndirectMemory(addr) => {
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set_address_sized(system, addr as Address, value, size)?;
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@ -703,9 +703,9 @@ impl M68k {
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(*addr).wrapping_add(offset as u32)
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},
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Target::IndirectARegXRegOffset(reg, xreg, offset, scale, target_size) => {
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let reg_offset = sign_extend_to_long(self.get_x_reg_value(xreg), target_size);
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let index = sign_extend_to_long(self.get_x_reg_value(xreg), target_size) << scale;
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let addr = self.get_a_reg_mut(reg);
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(*addr).wrapping_add(reg_offset as u32).wrapping_add(offset as u32) << scale
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(*addr).wrapping_add(offset as u32).wrapping_add(index as u32)
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},
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Target::IndirectMemory(addr) => {
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addr
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@ -714,8 +714,8 @@ impl M68k {
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(self.decoder.start + 2).wrapping_add(offset as u32)
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},
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Target::IndirectPCXRegOffset(xreg, offset, scale, target_size) => {
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let reg_offset = sign_extend_to_long(self.get_x_reg_value(xreg), target_size);
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(self.decoder.start + 2).wrapping_add(reg_offset as u32).wrapping_add(offset as u32) << scale
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let index = sign_extend_to_long(self.get_x_reg_value(xreg), target_size) << scale;
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(self.decoder.start + 2).wrapping_add(offset as u32).wrapping_add(index as u32)
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},
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_ => return Err(Error::new(&format!("Invalid addressing target: {:?}", target))),
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};
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