Matt Turner <[email protected]> writes: > The load8888/store8888 functions act as a boundary between the integer > and vector registers. > > Consider code like > uint32_t d = *dst; > __m64 vdest = load8888(d); > > The program loads 4 bytes of data into an integer register and then > transfers it to the vector register, when it could have simply loaded > into the vector register initially. > > The same situation exists for store8888. > > These patch modify the load8888 and store8888 functions to take pointers > to load from and store into, allowing us to control exactly how they're > done.
I'm fine with these patches, though it would make more sense to me to separate more cleanly the concepts of "loading 32 bits from memory into __m64" and "expanding 32 bits within an __m64". The first part is the one that has to be done differently on Loongson. Soren _______________________________________________ Pixman mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/pixman
