nir: Remove IB address and stride intrinsics.

RADV used these to emulate firstTask for NV_mesh_shader.
They are no longer needed.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22139>

diff --git a/src/amd/vulkan/radv_nir_lower_abi.c b/src/amd/vulkan/radv_nir_lower_abi.c
index 95a79c0..ea6484f 100644 (file)
--- a/src/amd/vulkan/radv_nir_lower_abi.c
+++ b/src/amd/vulkan/radv_nir_lower_abi.c
@@ -272,12 +272,6 @@ lower_abi_instr(nir_builder *b, nir_instr *instr, void *state)
    case nir_intrinsic_load_task_ring_entry_amd:
       replacement = ac_nir_load_arg(b, &s->args->ac, s->args->ac.task_ring_entry);
       break;
-   case nir_intrinsic_load_task_ib_addr:
-      replacement = nir_imm_zero(b, intrin->dest.ssa.num_components, intrin->dest.ssa.bit_size);
-      break;
-   case nir_intrinsic_load_task_ib_stride:
-      replacement = nir_imm_zero(b, intrin->dest.ssa.num_components, intrin->dest.ssa.bit_size);
-      break;
    case nir_intrinsic_load_lshs_vertex_stride_amd: {
       unsigned io_num = stage == MESA_SHADER_VERTEX ?
          s->info->vs.num_linked_outputs :

diff --git a/src/compiler/nir/nir_divergence_analysis.c b/src/compiler/nir/nir_divergence_analysis.c
index ab6286f..e70d1a8 100644 (file)
--- a/src/compiler/nir/nir_divergence_analysis.c
+++ b/src/compiler/nir/nir_divergence_analysis.c
@@ -162,8 +162,6 @@ visit_intrinsic(nir_shader *shader, nir_intrinsic_instr *instr)
    case nir_intrinsic_load_streamout_write_index_amd:
    case nir_intrinsic_load_streamout_offset_amd:
    case nir_intrinsic_load_task_ring_entry_amd:
-   case nir_intrinsic_load_task_ib_addr:
-   case nir_intrinsic_load_task_ib_stride:
    case nir_intrinsic_load_ring_attr_amd:
    case nir_intrinsic_load_ring_attr_offset_amd:
    case nir_intrinsic_load_sample_positions_pan:

diff --git a/src/compiler/nir/nir_intrinsics.py b/src/compiler/nir/nir_intrinsics.py
index 4a172d0..3fecd17 100644 (file)
--- a/src/compiler/nir/nir_intrinsics.py
+++ b/src/compiler/nir/nir_intrinsics.py
@@ -1394,9 +1394,6 @@ system_value("ring_mesh_scratch_amd", 4)
 system_value("ring_mesh_scratch_offset_amd", 1)
 # Pointer into the draw and payload rings
 system_value("task_ring_entry_amd", 1)
-# Pointer into the draw and payload rings
-system_value("task_ib_addr", 2)
-system_value("task_ib_stride", 1)
 # Descriptor where NGG attributes are stored on GFX11.
 system_value("ring_attr_amd", 4)
 system_value("ring_attr_offset_amd", 1)