diff options
| author | Connor Abbott <cwabbott0@gmail.com> | 2017-06-01 19:20:45 -0700 |
|---|---|---|
| committer | Connor Abbott <cwabbott0@gmail.com> | 2017-06-05 18:34:18 -0700 |
| commit | 57702fea63e895c707db6f4e9419f80420f2aab4 (patch) | |
| tree | b145271476a7ae67a755809d1352ee93a7f93435 | |
| parent | d99ac8bb86962ac9bb136afb5a70296c5cf48b3d (diff) | |
nir: add ARB_shader_ballot and ARB_shader_group_vote instructionsnir-divergence-v2
v2: make every instruction an intrinsic
| -rw-r--r-- | src/compiler/nir/nir_intrinsics.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/compiler/nir/nir_intrinsics.h b/src/compiler/nir/nir_intrinsics.h index 2fe8104bfb..6c155db475 100644 --- a/src/compiler/nir/nir_intrinsics.h +++ b/src/compiler/nir/nir_intrinsics.h @@ -344,6 +344,35 @@ SYSTEM_VALUE(channel_num, 1, 0, xx, xx, xx) SYSTEM_VALUE(alpha_ref_float, 1, 0, xx, xx, xx) SYSTEM_VALUE(layer_id, 1, 0, xx, xx, xx) SYSTEM_VALUE(view_index, 1, 0, xx, xx, xx) +SYSTEM_VALUE(subgroup_invocation, 1, 0, xx, xx, xx) + + +/* ARB_shader_ballot instructions */ + +SYSTEM_VALUE(subgroup_eq_mask, 1, 0, xx, xx, xx) +SYSTEM_VALUE(subgroup_ge_mask, 1, 0, xx, xx, xx) +SYSTEM_VALUE(subgroup_gt_mask, 1, 0, xx, xx, xx) +SYSTEM_VALUE(subgroup_le_mask, 1, 0, xx, xx, xx) +SYSTEM_VALUE(subgroup_lt_mask, 1, 0, xx, xx, xx) + +#define CROSS_THREAD(name, dest_components, src_components) \ + INTRINSIC(name, 1, ARR(src_components), true, dest_components, 0, 0, \ + xx, xx, xx, \ + NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER | \ + NIR_INTRINSIC_CROSS_THREAD) + +CROSS_THREAD(ballot, 0, 0) +INTRINSIC(read_invocation, 2, ARR(0, 1), true, 0, 0, 0, + xx, xx, xx, + NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER | + NIR_INTRINSIC_CROSS_THREAD) +CROSS_THREAD(read_first_invocation, 0, 0) + +/* ARB_shader_group_vote instructions */ + +CROSS_THREAD(any_invocations, 1, 1) +CROSS_THREAD(all_invocations, 1, 1) +CROSS_THREAD(all_invocations_equal, 1, 1) /* Blend constant color values. Float values are clamped. */ SYSTEM_VALUE(blend_const_color_r_float, 1, 0, xx, xx, xx) |