These patches allow MAD opcode to be used with pre gen6 hardware. Instead of failing on emitting MAD there will be emitted MUL and ADD to simulate MAD.
I tried this with piglit on ILK (gen5) and did not see regression. Juha-Pekka Heikkila (2): i965/fs: Simulate MAD opcode with gen<6 i965/vec4: Simulate MAD opcode for gen<6 src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 15 ++++++---- src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp | 41 ++++++++++++++++++-------- 2 files changed, 39 insertions(+), 17 deletions(-) -- 1.8.1.2 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
