Displaying 1 result from an estimated 1 matches for "enablephysicaljoin".
2012 Sep 27
1
[LLVMdev] Setting cl::opt<bool> EnablePhysicalJoin without a command line
Hi,
The R600 backend uses the register coalescer pass to generate code. This
pass has a EnablePhysicalJoin boolean value which is set to false by
default.
The way the R600 backend is used in Mesa runtime makes it very usefull
to be set to true : We use live inst to represent OpenGL Input, which
are converted to vreg = COPY %PhysReg after instruction selection. For
instance, the following sample was gene...