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authorEric Anholt <eric@anholt.net>2011-05-11 13:08:03 -0700
committerEric Anholt <eric@anholt.net>2011-05-18 13:57:17 -0700
commit7592f005608e6c03d53c18d27d9af84bde802014 (patch)
tree382c1e77c1acfaf4373508d0b6cddc1724a674bf
parent136eb2bde769713b100351ff96bceb970f068c0a (diff)
i965/fs: Drop the viewport index/rtai clearing in gen6 fb writes.
These fields are documented to be in the payload, and though the FB write docs say they *aren't* in the payload, for all other fields the payload and header is structured so that no overwriting is required except for non-default options.
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs.cpp6
1 files changed, 0 insertions, 6 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 5232a7f77a..2157c93571 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -2330,12 +2330,6 @@ fs_visitor::generate_fb_write(fs_inst *inst)
brw_imm_ud(inst->target));
}
- /* Clear viewport index, render target array index. */
- brw_AND(p, retype(brw_vec1_reg(BRW_MESSAGE_REGISTER_FILE, 0, 0),
- BRW_REGISTER_TYPE_UD),
- retype(brw_vec1_grf(0, 0), BRW_REGISTER_TYPE_UD),
- brw_imm_ud(0xf7ff));
-
implied_header = brw_null_reg();
} else {
implied_header = retype(brw_vec8_grf(0, 0), BRW_REGISTER_TYPE_UW);