spirv: use subpass image type (v1.1)

This adds support for the input attachments subpass type
to the SPIRV->NIR pass.

v1.1: drop handling from vtn_handle_texture

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/src/compiler/spirv/spirv_to_nir.c b/src/compiler/spirv/spirv_to_nir.c
index 7e7a026..49338b2 100644 (file)
--- a/src/compiler/spirv/spirv_to_nir.c
+++ b/src/compiler/spirv/spirv_to_nir.c
@@ -828,6 +828,7 @@ vtn_handle_type(struct vtn_builder *b, SpvOp opcode,
       case SpvDimCube:     dim = GLSL_SAMPLER_DIM_CUBE;  break;
       case SpvDimRect:     dim = GLSL_SAMPLER_DIM_RECT;  break;
       case SpvDimBuffer:   dim = GLSL_SAMPLER_DIM_BUF;   break;
+      case SpvDimSubpassData: dim = GLSL_SAMPLER_DIM_SUBPASS; break;
       default:
          unreachable("Invalid SPIR-V Sampler dimension");
       }
@@ -854,7 +855,7 @@ vtn_handle_type(struct vtn_builder *b, SpvOp opcode,
          val->type->type = glsl_sampler_type(dim, is_shadow, is_array,
                                              glsl_get_base_type(sampled_type));
       } else if (sampled == 2) {
-         assert(format);
+         assert((dim == GLSL_SAMPLER_DIM_SUBPASS) || format);
          assert(!is_shadow);
          val->type->type = glsl_image_type(dim, is_array,
                                            glsl_get_base_type(sampled_type));