mesa: add MESA_SHADER_KERNEL

used for CL kernels

Signed-off-by: Karol Herbst <kherbst@redhat.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>

5 files changed, 26 insertions, 8 deletions

diff --git a/src/compiler/nir/nir.c b/src/compiler/nir/nir.c
index 8ca81093515..60e30ae1008 100644
--- a/src/compiler/nir/nir.c
+++ b/src/compiler/nir/nir.c
@@ -148,7 +148,7 @@ nir_shader_add_variable(nir_shader *shader, nir_variable *var)
       break;
 
    case nir_var_mem_shared:
-      assert(shader->info.stage == MESA_SHADER_COMPUTE);
+      assert(gl_shader_stage_is_compute(shader->info.stage));
       exec_list_push_tail(&shader->shared, &var->node);
       break;
 
diff --git a/src/compiler/nir/nir_print.c b/src/compiler/nir/nir_print.c
index 1bec3876143..80bc25fde9a 100644
--- a/src/compiler/nir/nir_print.c
+++ b/src/compiler/nir/nir_print.c
@@ -534,6 +534,7 @@ print_var_decl(nir_variable *var, print_state *state)
       case MESA_SHADER_TESS_CTRL:
       case MESA_SHADER_TESS_EVAL:
       case MESA_SHADER_COMPUTE:
+      case MESA_SHADER_KERNEL:
       default:
          /* TODO */
          break;
@@ -1350,17 +1351,13 @@ nir_print_shader_annotated(nir_shader *shader, FILE *fp,
    if (shader->info.label)
       fprintf(fp, "label: %s\n", shader->info.label);
 
-   switch (shader->info.stage) {
-   case MESA_SHADER_COMPUTE:
+   if (gl_shader_stage_is_compute(shader->info.stage)) {
       fprintf(fp, "local-size: %u, %u, %u%s\n",
               shader->info.cs.local_size[0],
               shader->info.cs.local_size[1],
               shader->info.cs.local_size[2],
               shader->info.cs.local_size_variable ? " (variable)" : "");
       fprintf(fp, "shared-size: %u\n", shader->info.cs.shared_size);
-      break;
-   default:
-      break;
    }
 
    fprintf(fp, "inputs: %u\n", shader->num_inputs);
diff --git a/src/compiler/shader_enums.c b/src/compiler/shader_enums.c
index 0210b503d3f..15ab6d81dae 100644
--- a/src/compiler/shader_enums.c
+++ b/src/compiler/shader_enums.c
@@ -43,8 +43,9 @@ gl_shader_stage_name(gl_shader_stage stage)
       ENUM(MESA_SHADER_GEOMETRY),
       ENUM(MESA_SHADER_FRAGMENT),
       ENUM(MESA_SHADER_COMPUTE),
+      ENUM(MESA_SHADER_KERNEL),
    };
-   STATIC_ASSERT(ARRAY_SIZE(names) == MESA_SHADER_STAGES);
+   STATIC_ASSERT(ARRAY_SIZE(names) == MESA_ALL_SHADER_STAGES);
    return NAME(stage);
 }
 
@@ -60,6 +61,7 @@ _mesa_shader_stage_to_string(unsigned stage)
    case MESA_SHADER_FRAGMENT: return "fragment";
    case MESA_SHADER_GEOMETRY: return "geometry";
    case MESA_SHADER_COMPUTE:  return "compute";
+   case MESA_SHADER_KERNEL:   return "kernel";
    case MESA_SHADER_TESS_CTRL: return "tessellation control";
    case MESA_SHADER_TESS_EVAL: return "tessellation evaluation";
    }
@@ -79,6 +81,7 @@ _mesa_shader_stage_to_abbrev(unsigned stage)
    case MESA_SHADER_FRAGMENT: return "FS";
    case MESA_SHADER_GEOMETRY: return "GS";
    case MESA_SHADER_COMPUTE:  return "CS";
+   case MESA_SHADER_KERNEL:   return "CL";
    case MESA_SHADER_TESS_CTRL: return "TCS";
    case MESA_SHADER_TESS_EVAL: return "TES";
    }
diff --git a/src/compiler/shader_enums.h b/src/compiler/shader_enums.h
index f023b48cbb3..1dff01484b5 100644
--- a/src/compiler/shader_enums.h
+++ b/src/compiler/shader_enums.h
@@ -26,6 +26,8 @@
 #ifndef SHADER_ENUMS_H
 #define SHADER_ENUMS_H
 
+#include <stdbool.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -46,8 +48,16 @@ typedef enum
    MESA_SHADER_GEOMETRY = 3,
    MESA_SHADER_FRAGMENT = 4,
    MESA_SHADER_COMPUTE = 5,
+   /* must be last so it doesn't affect the GL pipeline */
+   MESA_SHADER_KERNEL = 6,
 } gl_shader_stage;
 
+static inline bool
+gl_shader_stage_is_compute(gl_shader_stage stage)
+{
+   return stage == MESA_SHADER_COMPUTE || stage == MESA_SHADER_KERNEL;
+}
+
 /**
  * Number of STATE_* values we need to address any GL state.
  * Used to dimension arrays.
@@ -70,8 +80,16 @@ const char *_mesa_shader_stage_to_string(unsigned stage);
  */
 const char *_mesa_shader_stage_to_abbrev(unsigned stage);
 
+/**
+ * GL related stages (not including CL)
+ */
 #define MESA_SHADER_STAGES (MESA_SHADER_COMPUTE + 1)
 
+/**
+ * All stages
+ */
+#define MESA_ALL_SHADER_STAGES (MESA_SHADER_KERNEL + 1)
+
 
 /**
  * Indexes for vertex program attributes.
diff --git a/src/compiler/spirv/spirv_to_nir.c b/src/compiler/spirv/spirv_to_nir.c
index 0ca1ee48b5e..1a86312539e 100644
--- a/src/compiler/spirv/spirv_to_nir.c
+++ b/src/compiler/spirv/spirv_to_nir.c
@@ -3767,7 +3767,7 @@ vtn_handle_execution_mode(struct vtn_builder *b, struct vtn_value *entry_point,
       break;
 
    case SpvExecutionModeLocalSize:
-      vtn_assert(b->shader->info.stage == MESA_SHADER_COMPUTE);
+      vtn_assert(gl_shader_stage_is_compute(b->shader->info.stage));
       b->shader->info.cs.local_size[0] = mode->literals[0];
       b->shader->info.cs.local_size[1] = mode->literals[1];
       b->shader->info.cs.local_size[2] = mode->literals[2];