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PowerPC: Add functions for getting and setting the XER OV bit

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While we're at it, change GetXER_SO's return value to u32
to prevent potential sign bit wonkyness given we're performing bit arithmetic.
This commit is contained in:
Lioncash 2018-03-19 10:28:28 -04:00
parent 8c1be29cef
commit f129c936e7
1 changed files with 14 additions and 3 deletions
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17
Source/Core/Core/PowerPC/PowerPC.h
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@ -417,14 +417,25 @@ inline void SetXER(UReg_XER new_xer)
PowerPC::ppcState.xer_so_ov = (new_xer.SO << 1) + new_xer.OV; PowerPC::ppcState.xer_so_ov = (new_xer.SO << 1) + new_xer.OV;
} }
inline int GetXER_SO() inline u32 GetXER_SO()
{ {
return PowerPC::ppcState.xer_so_ov >> 1; return PowerPC::ppcState.xer_so_ov >> 1;
} }
inline void SetXER_SO(int value) inline void SetXER_SO(bool value)
{ {
PowerPC::ppcState.xer_so_ov |= value << 1; PowerPC::ppcState.xer_so_ov |= static_cast<u32>(value) << 1;
}
inline u32 GetXER_OV()
{
return PowerPC::ppcState.xer_so_ov & 1;
}
inline void SetXER_OV(bool value)
{
PowerPC::ppcState.xer_so_ov |= static_cast<u32>(value);
SetXER_SO(value);
} }
void UpdateFPRF(double dvalue); void UpdateFPRF(double dvalue);