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added floating point optimizations to the JIT

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standarised a bit more x86_macros.h
some asm optimizations to bintools extension

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40837
This commit is contained in:
Borja Ferrer
2007-05-22 15:15:51 +00:00
parent 307181de8d
commit e60940834b
9 changed files with 852 additions and 129 deletions
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core/smn_float.cpp
+36 -32
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@@ -34,7 +34,7 @@ static cell_t sm_float(IPluginContext *pCtx, const cell_t *params)
static cell_t sm_FloatAbs(IPluginContext *pCtx, const cell_t *params)
{
float val = sp_ctof(params[1]);
val = (val >= 0) ? val : -val;
val = (val >= 0.0f) ? val : -val;
return sp_ftoc(val);
}
@@ -87,11 +87,11 @@ static cell_t sm_Logarithm(IPluginContext *pCtx, const cell_t *params)
float val = sp_ctof(params[1]);
float base = sp_ctof(params[2]);
if ((val <= 0) || (base <= 0))
if ((val <= 0.0f) || (base <= 0.0f))
{
return pCtx->ThrowNativeError("Cannot evaluate the logarithm of zero or a negative number (val:%f base:%f)", val, base);
}
if (base == 10.0)
if (base == 10.0f)
{
val = log10(val);
} else {
@@ -120,7 +120,7 @@ static cell_t sm_SquareRoot(IPluginContext *pCtx, const cell_t *params)
{
float val = sp_ctof(params[1]);
if (val < 0.0)
if (val < 0.0f)
{
return pCtx->ThrowNativeError("Cannot evaluate the square root of a negative number (val:%f)", val);
}
@@ -128,37 +128,38 @@ static cell_t sm_SquareRoot(IPluginContext *pCtx, const cell_t *params)
return sp_ftoc(sqrt(val));
}
static cell_t sm_FloatRound(IPluginContext *pCtx, const cell_t *params)
static cell_t sm_RountToNearest(IPluginContext *pCtx, const cell_t *params)
{
float val = sp_ctof(params[1]);
val = (float)floor(val + 0.5f);
switch (params[2])
return static_cast<int>(val);
}
static cell_t sm_RoundToFloor(IPluginContext *pCtx, const cell_t *params)
{
float val = sp_ctof(params[1]);
val = floor(val);
return static_cast<int>(val);
}
static cell_t sm_RoundToCeil(IPluginContext *pCtx, const cell_t *params)
{
float val = sp_ctof(params[1]);
val = ceil(val);
return static_cast<int>(val);
}
static cell_t sm_RoundToZero(IPluginContext *pCtx, const cell_t *params)
{
float val = sp_ctof(params[1]);
if (val >= 0.0f)
{
case 1:
{
val = floor(val);
break;
}
case 2:
{
val = ceil(val);
break;
}
case 3:
{
if (val >= 0.0)
{
val = floor(val);
} else {
val = ceil(val);
}
break;
}
default:
{
val = (float)floor(val + 0.5);
break;
}
val = floor(val);
} else {
val = ceil(val);
}
return static_cast<int>(val);
@@ -237,7 +238,10 @@ REGISTER_NATIVES(floatnatives)
{"FloatAdd", sm_FloatAdd},
{"FloatSub", sm_FloatSub},
{"FloatFraction", sm_FloatFraction},
{"FloatRound", sm_FloatRound},
{"RoundToZero", sm_RoundToZero},
{"RoundToCeil", sm_RoundToCeil},
{"RoundToFloor", sm_RoundToFloor},
{"RountToNearest", sm_RountToNearest},
{"FloatCompare", sm_FloatCompare},
{"SquareRoot", sm_SquareRoot},
{"Pow", sm_Pow},