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-rw-r--r--src/compiler/shader_info.h1
-rw-r--r--src/compiler/spirv/spirv_to_nir.c4
-rw-r--r--src/compiler/spirv/vtn_variables.c8
3 files changed, 13 insertions, 0 deletions
diff --git a/src/compiler/shader_info.h b/src/compiler/shader_info.h
index e7fd7dbe62d..2fcbde74bee 100644
--- a/src/compiler/shader_info.h
+++ b/src/compiler/shader_info.h
@@ -43,6 +43,7 @@ struct spirv_supported_capabilities {
bool multiview;
bool variable_pointers;
bool storage_16bit;
+ bool shader_viewport_index_layer;
};
typedef struct shader_info {
diff --git a/src/compiler/spirv/spirv_to_nir.c b/src/compiler/spirv/spirv_to_nir.c
index c6df764682e..fdb2993db51 100644
--- a/src/compiler/spirv/spirv_to_nir.c
+++ b/src/compiler/spirv/spirv_to_nir.c
@@ -3203,6 +3203,10 @@ vtn_handle_preamble_instruction(struct vtn_builder *b, SpvOp opcode,
spv_check_supported(storage_16bit, cap);
break;
+ case SpvCapabilityShaderViewportIndexLayerEXT:
+ spv_check_supported(shader_viewport_index_layer, cap);
+ break;
+
default:
vtn_fail("Unhandled capability");
}
diff --git a/src/compiler/spirv/vtn_variables.c b/src/compiler/spirv/vtn_variables.c
index 7e8a090adde..11d2aabac8c 100644
--- a/src/compiler/spirv/vtn_variables.c
+++ b/src/compiler/spirv/vtn_variables.c
@@ -1187,6 +1187,10 @@ vtn_get_builtin_location(struct vtn_builder *b,
*mode = nir_var_shader_in;
else if (b->shader->info.stage == MESA_SHADER_GEOMETRY)
*mode = nir_var_shader_out;
+ else if (b->options && b->options->caps.shader_viewport_index_layer &&
+ (b->shader->info.stage == MESA_SHADER_VERTEX ||
+ b->shader->info.stage == MESA_SHADER_TESS_EVAL))
+ *mode = nir_var_shader_out;
else
vtn_fail("invalid stage for SpvBuiltInLayer");
break;
@@ -1194,6 +1198,10 @@ vtn_get_builtin_location(struct vtn_builder *b,
*location = VARYING_SLOT_VIEWPORT;
if (b->shader->info.stage == MESA_SHADER_GEOMETRY)
*mode = nir_var_shader_out;
+ else if (b->options && b->options->caps.shader_viewport_index_layer &&
+ (b->shader->info.stage == MESA_SHADER_VERTEX ||
+ b->shader->info.stage == MESA_SHADER_TESS_EVAL))
+ *mode = nir_var_shader_out;
else if (b->shader->info.stage == MESA_SHADER_FRAGMENT)
*mode = nir_var_shader_in;
else