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small dsp cleanup 

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@7561 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Marko Pusljar 2011-05-25 23:00:46 +00:00
parent 0e225a5ad1
commit 5b5e8edb17
1 changed files with 9 additions and 41 deletions
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50
Source/Core/Core/Src/DSP/DSPIntUtil.h
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@ -257,15 +257,11 @@ static inline void dsp_conditional_extend_accum(int reg)
}
// ---------------------------------------------------------------------------------------
// --- prod
// --- prod (40-bit)
// ---------------------------------------------------------------------------------------
static inline s64 dsp_get_long_prod()
{
#if PROFILE
ProfilerAddDelta(g_dsp.err_pc, 1);
#endif
s64 val = (s8)(u8)g_dsp.r.prod.h;
val <<= 32;
s64 low_prod = g_dsp.r.prod.m;
@ -292,16 +288,7 @@ static inline s64 dsp_get_long_prod_round_prodl()
// in completely bizarre ways. Not needed to emulate them correctly for game ucodes.
inline void dsp_set_long_prod(s64 val)
{
#if PROFILE
ProfilerAddDelta(g_dsp.err_pc, 1);
#endif
g_dsp.r.prod.l = (u16)val;
val >>= 16;
g_dsp.r.prod.m = (u16)val;
val >>= 16;
g_dsp.r.prod.h = /*(s16)(s8)*/(u8)val;//todo: check expansion
g_dsp.r.prod.m2 = 0;
g_dsp.r.prod.val = val & 0x000000FFFFFFFFFFULL;
}
// ---------------------------------------------------------------------------------------
@ -310,31 +297,17 @@ inline void dsp_set_long_prod(s64 val)
inline s64 dsp_get_long_acc(int reg)
{
#if PROFILE
ProfilerAddDelta(g_dsp.err_pc, 1);
#endif
s64 high = (s64)(s8)g_dsp.r.ac[reg].h << 32;
u32 mid_low = ((u32)g_dsp.r.ac[reg].m << 16) | g_dsp.r.ac[reg].l;
return high | mid_low;
return ((s64)(g_dsp.r.ac[reg].val << 24) >> 24);
}
inline void dsp_set_long_acc(int _reg, s64 val)
{
#if PROFILE
ProfilerAddDelta(g_dsp.err_pc, 1);
#endif
g_dsp.r.ac[_reg].l = (u16)val;
val >>= 16;
g_dsp.r.ac[_reg].m = (u16)val;
val >>= 16;
g_dsp.r.ac[_reg].h = (u16)(s16)(s8)(u8)val;
g_dsp.r.ac[_reg].val = (u64)val;
}
inline s64 dsp_convert_long_acc(s64 val) // s64 -> s40
{
return ((s64)(s8)(val >> 32))<<32 | (u32)val;
return ((val << 24) >> 24);
}
inline s64 dsp_round_long_acc(s64 val)
@ -349,17 +322,17 @@ inline s64 dsp_round_long_acc(s64 val)
inline s16 dsp_get_acc_l(int _reg)
{
return g_dsp.r.ac[_reg].l;
return (s16)g_dsp.r.ac[_reg].l;
}
inline s16 dsp_get_acc_m(int _reg)
{
return g_dsp.r.ac[_reg].m;
return (s16)g_dsp.r.ac[_reg].m;
}
inline s16 dsp_get_acc_h(int _reg)
{
return g_dsp.r.ac[_reg].h;
return (s16)g_dsp.r.ac[_reg].h;
}
inline u16 dsp_op_read_reg_and_saturate(u8 _reg)
@ -370,7 +343,6 @@ inline u16 dsp_op_read_reg_and_saturate(u8 _reg)
if (acc != (s32)acc)
{
//NOTICE_LOG(DSPLLE,"LIMIT: 0x%x", g_dsp.pc);
if (acc > 0)
return 0x7fff;
else
@ -389,11 +361,7 @@ inline u16 dsp_op_read_reg_and_saturate(u8 _reg)
inline s32 dsp_get_long_acx(int _reg)
{
#if PROFILE
ProfilerAddDelta(g_dsp.err_pc, 1);
#endif
return ((u32)g_dsp.r.ax[_reg].h << 16) | g_dsp.r.ax[_reg].l;
return (s32)(((u32)g_dsp.r.ax[_reg].h << 16) | g_dsp.r.ax[_reg].l);
}
inline s16 dsp_get_ax_l(int _reg)