diff options
| author | Caio Marcelo de Oliveira Filho <[email protected]> | 2019-09-05 11:08:05 -0700 |
|---|---|---|
| committer | Caio Marcelo de Oliveira Filho <[email protected]> | 2019-10-24 11:39:56 -0700 |
| commit | e142061399ce52681de34bbd7f1d92edead4a6d1 (patch) | |
| tree | 2c0b29529c05e441e3834acc75a17a7369c216aa /src/intel/compiler/brw_fs_nir.cpp | |
| parent | 901071044ee7be6e67df97e7facabe7e72295296 (diff) | |
intel/fs: Implement scoped_memory_barrier
Reviewed-by: Jason Ekstrand <[email protected]>
Diffstat (limited to 'src/intel/compiler/brw_fs_nir.cpp')
| -rw-r--r-- | src/intel/compiler/brw_fs_nir.cpp | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/src/intel/compiler/brw_fs_nir.cpp b/src/intel/compiler/brw_fs_nir.cpp index 709aeacf38f..d63ef8c3247 100644 --- a/src/intel/compiler/brw_fs_nir.cpp +++ b/src/intel/compiler/brw_fs_nir.cpp @@ -4208,6 +4208,7 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr break; } + case nir_intrinsic_scoped_memory_barrier: case nir_intrinsic_group_memory_barrier: case nir_intrinsic_memory_barrier_shared: case nir_intrinsic_memory_barrier_atomic_counter: @@ -4215,15 +4216,25 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr case nir_intrinsic_memory_barrier_image: case nir_intrinsic_memory_barrier: { bool l3_fence, slm_fence; - if (devinfo->gen >= 11) { - l3_fence = instr->intrinsic != nir_intrinsic_memory_barrier_shared; - slm_fence = instr->intrinsic == nir_intrinsic_group_memory_barrier || - instr->intrinsic == nir_intrinsic_memory_barrier || - instr->intrinsic == nir_intrinsic_memory_barrier_shared; - } else { + if (instr->intrinsic == nir_intrinsic_scoped_memory_barrier) { + nir_variable_mode modes = nir_intrinsic_memory_modes(instr); + l3_fence = modes & (nir_var_shader_out | + nir_var_mem_ssbo | + nir_var_mem_global); /* Prior to gen11, we only have one kind of fence. */ - l3_fence = true; - slm_fence = false; + slm_fence = devinfo->gen >= 11 && (modes & nir_var_mem_shared); + l3_fence |= devinfo->gen < 11 && (modes & nir_var_mem_shared); + } else { + if (devinfo->gen >= 11) { + l3_fence = instr->intrinsic != nir_intrinsic_memory_barrier_shared; + slm_fence = instr->intrinsic == nir_intrinsic_group_memory_barrier || + instr->intrinsic == nir_intrinsic_memory_barrier || + instr->intrinsic == nir_intrinsic_memory_barrier_shared; + } else { + /* Prior to gen11, we only have one kind of fence. */ + l3_fence = true; + slm_fence = false; + } } /* Be conservative in Gen11+ and always stall in a fence. Since there |