OpenGL occlusion queries work now. The Mesa demos, glean test and piglit
tests all pass. A few enhancements are possible in the future. -Brian
Signed-off-by: Brian Paul <brianp@vmware.com>
the llvmpipe tgsi translation is a lot more complete than what was in
gallivm so replacing the latter with the former. this is needed since
the draw llvm paths will use the same code. effectively the proven
llvmpipe code becomes gallivm.
Qicheng Christopher Li
Brian Paul
Zack Rusin
José Fonseca