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i965/fs: Fix gl_SampleMask handling for SIMD16 on Gen8+.

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We actually want to use mov(16), not mov(8).

Fixes 7 Piglit tests: ARB_sample_shading/builtin-gl-sample-mask [2468]
and ARB_sample_shading/builtin-gl-sample-mask-simple [468].

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=80991
Reviewed-by: Matt Turner <mattst88@gmail.com>
Cc: "10.2" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Kenneth Graunke 2014-07-18 13:19:46 -07:00
parent 38ffef7840
commit 29af97f280
1 changed files with 0 additions and 5 deletions
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5
src/mesa/drivers/dri/i965/gen8_fs_generator.cpp
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@ -715,13 +715,8 @@ gen8_fs_generator::generate_set_omask(fs_inst *inst,
mask.hstride == BRW_HORIZONTAL_STRIDE_0);
}
unsigned save_exec_size = default_state.exec_size;
default_state.exec_size = BRW_EXECUTE_8;
gen8_instruction *mov = MOV(dst, retype(mask, dst.type));
gen8_set_mask_control(mov, BRW_MASK_DISABLE);
default_state.exec_size = save_exec_size;
}
/**