diff options
| author | Kenneth Graunke <[email protected]> | 2014-04-17 17:58:45 -0700 |
|---|---|---|
| committer | Kenneth Graunke <[email protected]> | 2014-04-18 11:57:33 -0700 |
| commit | a1273a07edb58ce3017f30014626766724cd8e53 (patch) | |
| tree | 2045c376938b6bd995b4cd18041e0829dbcd038b /src | |
| parent | 92840aabf7a96583619a01a8257ef6f117f0ca50 (diff) | |
i965/fs: Implement fs_inst::force_sechalf support on Broadwell.
Back when I originally wrote this code, force_sechalf was only used for
Gen4 code, so I didn't bother hooking it up. However, it's used more
generally these days. In particular, we use it for computing
gl_SamplePosition.
Fixes Piglit's spec/ARB_sample_shading/builtin-gl-sample-position tests.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=77222
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen8_fs_generator.cpp | 10 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen8_generator.cpp | 1 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen8_generator.h | 1 |
3 files changed, 8 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/gen8_fs_generator.cpp b/src/mesa/drivers/dri/i965/gen8_fs_generator.cpp index ef95eb0275e..7fb81c730cc 100644 --- a/src/mesa/drivers/dri/i965/gen8_fs_generator.cpp +++ b/src/mesa/drivers/dri/i965/gen8_fs_generator.cpp @@ -927,10 +927,12 @@ gen8_fs_generator::generate_code(exec_list *instructions) else default_state.exec_size = BRW_EXECUTE_8; - /* fs_inst::force_sechalf is only used for original Gen4 code, so we - * don't handle it. Add qtr_control to default_state if that changes. - */ - assert(!ir->force_sechalf); + if (ir->force_uncompressed || dispatch_width == 8) + default_state.qtr_control = GEN6_COMPRESSION_1Q; + else if (ir->force_sechalf) + default_state.qtr_control = GEN6_COMPRESSION_2Q; + else + default_state.qtr_control = GEN6_COMPRESSION_1H; switch (ir->opcode) { case BRW_OPCODE_MOV: diff --git a/src/mesa/drivers/dri/i965/gen8_generator.cpp b/src/mesa/drivers/dri/i965/gen8_generator.cpp index b0820087036..dd434a75544 100644 --- a/src/mesa/drivers/dri/i965/gen8_generator.cpp +++ b/src/mesa/drivers/dri/i965/gen8_generator.cpp @@ -87,6 +87,7 @@ gen8_generator::next_inst(unsigned opcode) gen8_set_exec_size(inst, default_state.exec_size); gen8_set_access_mode(inst, default_state.access_mode); gen8_set_mask_control(inst, default_state.mask_control); + gen8_set_qtr_control(inst, default_state.qtr_control); gen8_set_cond_modifier(inst, default_state.conditional_mod); gen8_set_pred_control(inst, default_state.predicate); gen8_set_pred_inv(inst, default_state.predicate_inverse); diff --git a/src/mesa/drivers/dri/i965/gen8_generator.h b/src/mesa/drivers/dri/i965/gen8_generator.h index 1f4b7f8823e..b144809668d 100644 --- a/src/mesa/drivers/dri/i965/gen8_generator.h +++ b/src/mesa/drivers/dri/i965/gen8_generator.h @@ -186,6 +186,7 @@ protected: unsigned exec_size; unsigned access_mode; unsigned mask_control; + unsigned qtr_control; unsigned flag_subreg_nr; unsigned conditional_mod; unsigned predicate; |