diff options
| author | Jordan Justen <[email protected]> | 2015-10-10 08:59:42 -0700 |
|---|---|---|
| committer | Jordan Justen <[email protected]> | 2015-11-06 13:15:16 -0800 |
| commit | 9d65f3208bbded17119c7ad38f4b692d3ed00635 (patch) | |
| tree | 9f1d72ffae1f77a4fc3fecfbc312ad6b8b2d6009 /src | |
| parent | 91f188710ad8dce79936c5d28fd7b9a91b6d870a (diff) | |
nir: Add new barrier functions for compute shaders
When these functions are called in glsl-ir, we create a corresponding
nir intrinsic function call.
Signed-off-by: Jordan Justen <[email protected]>
Reviewed-by: Francisco Jerez <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/glsl/nir/glsl_to_nir.cpp | 15 | ||||
| -rw-r--r-- | src/glsl/nir/nir_intrinsics.h | 11 |
2 files changed, 26 insertions, 0 deletions
diff --git a/src/glsl/nir/glsl_to_nir.cpp b/src/glsl/nir/glsl_to_nir.cpp index 57aba5be0f5..facb9fa4a7a 100644 --- a/src/glsl/nir/glsl_to_nir.cpp +++ b/src/glsl/nir/glsl_to_nir.cpp @@ -719,6 +719,16 @@ nir_visitor::visit(ir_call *ir) op = nir_intrinsic_ssbo_atomic_comp_swap; } else if (strcmp(ir->callee_name(), "__intrinsic_shader_clock") == 0) { op = nir_intrinsic_shader_clock; + } else if (strcmp(ir->callee_name(), "__intrinsic_group_memory_barrier") == 0) { + op = nir_intrinsic_group_memory_barrier; + } else if (strcmp(ir->callee_name(), "__intrinsic_memory_barrier_atomic_counter") == 0) { + op = nir_intrinsic_memory_barrier_atomic_counter; + } else if (strcmp(ir->callee_name(), "__intrinsic_memory_barrier_buffer") == 0) { + op = nir_intrinsic_memory_barrier_buffer; + } else if (strcmp(ir->callee_name(), "__intrinsic_memory_barrier_image") == 0) { + op = nir_intrinsic_memory_barrier_image; + } else if (strcmp(ir->callee_name(), "__intrinsic_memory_barrier_shared") == 0) { + op = nir_intrinsic_memory_barrier_shared; } else { unreachable("not reached"); } @@ -821,6 +831,11 @@ nir_visitor::visit(ir_call *ir) break; } case nir_intrinsic_memory_barrier: + case nir_intrinsic_group_memory_barrier: + case nir_intrinsic_memory_barrier_atomic_counter: + case nir_intrinsic_memory_barrier_buffer: + case nir_intrinsic_memory_barrier_image: + case nir_intrinsic_memory_barrier_shared: nir_instr_insert_after_cf_list(this->cf_node_list, &instr->instr); break; case nir_intrinsic_shader_clock: diff --git a/src/glsl/nir/nir_intrinsics.h b/src/glsl/nir/nir_intrinsics.h index c2b6fe7166d..36fb2861c16 100644 --- a/src/glsl/nir/nir_intrinsics.h +++ b/src/glsl/nir/nir_intrinsics.h @@ -91,6 +91,17 @@ BARRIER(memory_barrier) */ INTRINSIC(shader_clock, 0, ARR(), true, 1, 0, 0, NIR_INTRINSIC_CAN_ELIMINATE) +/* + * Memory barrier with semantics analogous to the compute shader + * groupMemoryBarrier(), memoryBarrierAtomicCounter(), memoryBarrierBuffer(), + * memoryBarrierImage() and memoryBarrierShared() GLSL intrinsics. + */ +BARRIER(group_memory_barrier) +BARRIER(memory_barrier_atomic_counter) +BARRIER(memory_barrier_buffer) +BARRIER(memory_barrier_image) +BARRIER(memory_barrier_shared) + /** A conditional discard, with a single boolean source. */ INTRINSIC(discard_if, 1, ARR(1), false, 0, 0, 0, 0) |