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Bug 1146295: Factor out SimdTypeDescr::call; r=h4writer

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--HG--
extra : rebase_source : 83ae0efbac81afc27cb86f71638ea6accff27c5d
This commit is contained in:
Benjamin Bouvier 2015-03-27 14:13:35 +01:00
parent 36650649f1
commit e0b6932fa7
1 changed files with 22 additions and 32 deletions
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54
js/src/builtin/SIMD.cpp
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@ -361,6 +361,22 @@ CreateAndBindSimdClass(JSContext *cx, Handle<GlobalObject*> global, HandleObject
return typeDescr;
}
template <typename T>
static bool
FillLanes(JSContext *cx, Handle<TypedObject*> result, const CallArgs &args)
{
typedef typename T::Elem Elem;
InternalHandle<Elem *> mem(result, reinterpret_cast<Elem *>(result->typedMem()));
Elem tmp;
for (unsigned i = 0; i < T::lanes; i++) {
if (!T::toType(cx, args.get(i), &tmp))
return false;
mem.get()[i] = tmp;
}
args.rval().setObject(*result);
return true;
}
bool
SimdTypeDescr::call(JSContext *cx, unsigned argc, Value *vp)
{
@ -375,39 +391,13 @@ SimdTypeDescr::call(JSContext *cx, unsigned argc, Value *vp)
return false;
switch (descr->type()) {
case SimdTypeDescr::TYPE_INT32: {
InternalHandle<int32_t *> mem(result, reinterpret_cast<int32_t*>(result->typedMem()));
int32_t tmp;
for (unsigned i = 0; i < 4; i++) {
if (!ToInt32(cx, args.get(i), &tmp))
return false;
mem.get()[i] = tmp;
}
break;
}
case SimdTypeDescr::TYPE_FLOAT32: {
InternalHandle<float *> mem(result, reinterpret_cast<float*>(result->typedMem()));
float tmp;
for (unsigned i = 0; i < 4; i++) {
if (!RoundFloat32(cx, args.get(i), &tmp))
return false;
mem.get()[i] = tmp;
}
break;
}
case SimdTypeDescr::TYPE_FLOAT64: {
InternalHandle<double *> mem(result, reinterpret_cast<double*>(result->typedMem()));
double tmp;
for (unsigned i = 0; i < 2; i++) {
if (!ToNumber(cx, args.get(i), &tmp))
return false;
mem.get()[i] = tmp;
}
break;
}
case SimdTypeDescr::TYPE_INT32: return FillLanes<Int32x4>(cx, result, args);
case SimdTypeDescr::TYPE_FLOAT32: return FillLanes<Float32x4>(cx, result, args);
case SimdTypeDescr::TYPE_FLOAT64: return FillLanes<Float64x2>(cx, result, args);
}
args.rval().setObject(*result);
return true;
MOZ_CRASH("unexpected SIMD descriptor");
return false;
}
///////////////////////////////////////////////////////////////////////////