i965: Support for 16-bit base types in helper functions

v2: Fixed calculation of scalar size for 16-bit types. (Jason Ekstrand)
v3: Fix coding style (Topi Pohjolainen)

Signed-off-by: Jose Maria Casanova Crespo <jmcasanova@igalia.com>
Signed-off-by: Eduardo Lima <elima@igalia.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>

diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp
index 6772c0d5a5415614dd3427b871edd36d2705985c..6cdd2bd9f31128836c1390d5c4b57f77cd049ade 100644 (file)
--- a/src/intel/compiler/brw_fs.cpp
+++ b/src/intel/compiler/brw_fs.cpp
@@ -454,6 +454,10 @@ type_size_scalar(const struct glsl_type *type)
    case GLSL_TYPE_FLOAT:
    case GLSL_TYPE_BOOL:
       return type->components();
+   case GLSL_TYPE_UINT16:
+   case GLSL_TYPE_INT16:
+   case GLSL_TYPE_FLOAT16:
+      return DIV_ROUND_UP(type->components(), 2);
    case GLSL_TYPE_DOUBLE:
    case GLSL_TYPE_UINT64:
    case GLSL_TYPE_INT64:

diff --git a/src/intel/compiler/brw_nir.c b/src/intel/compiler/brw_nir.c
index 8f3f77f89ae4dea3dbc0974430ee133aa23cb7db..265c63efddaa10ce700ea9d5cfeb628827ddc2ff 100644 (file)
--- a/src/intel/compiler/brw_nir.c
+++ b/src/intel/compiler/brw_nir.c
@@ -843,12 +843,18 @@ brw_type_for_nir_type(const struct gen_device_info *devinfo, nir_alu_type type)
    case nir_type_float:
    case nir_type_float32:
       return BRW_REGISTER_TYPE_F;
+   case nir_type_float16:
+      return BRW_REGISTER_TYPE_HF;
    case nir_type_float64:
       return BRW_REGISTER_TYPE_DF;
    case nir_type_int64:
       return devinfo->gen < 8 ? BRW_REGISTER_TYPE_DF : BRW_REGISTER_TYPE_Q;
    case nir_type_uint64:
       return devinfo->gen < 8 ? BRW_REGISTER_TYPE_DF : BRW_REGISTER_TYPE_UQ;
+   case nir_type_int16:
+      return BRW_REGISTER_TYPE_W;
+   case nir_type_uint16:
+      return BRW_REGISTER_TYPE_UW;
    default:
       unreachable("unknown type");
    }
@@ -867,6 +873,9 @@ brw_glsl_base_type_for_nir_type(nir_alu_type type)
    case nir_type_float32:
       return GLSL_TYPE_FLOAT;
 
+   case nir_type_float16:
+      return GLSL_TYPE_FLOAT16;
+
    case nir_type_float64:
       return GLSL_TYPE_DOUBLE;
 
@@ -878,6 +887,12 @@ brw_glsl_base_type_for_nir_type(nir_alu_type type)
    case nir_type_uint32:
       return GLSL_TYPE_UINT;
 
+   case nir_type_int16:
+      return GLSL_TYPE_INT16;
+
+   case nir_type_uint16:
+      return GLSL_TYPE_UINT16;
+
    default:
       unreachable("bad type");
    }

diff --git a/src/intel/compiler/brw_shader.cpp b/src/intel/compiler/brw_shader.cpp
index ba61481a0af260adc6e804b5a088ea523e565f41..aa9e5f3d284d439eb297ea2b6a1088e27a7a92c5 100644 (file)
--- a/src/intel/compiler/brw_shader.cpp
+++ b/src/intel/compiler/brw_shader.cpp
@@ -34,14 +34,20 @@ enum brw_reg_type
 brw_type_for_base_type(const struct glsl_type *type)
 {
    switch (type->base_type) {
+   case GLSL_TYPE_FLOAT16:
+      return BRW_REGISTER_TYPE_HF;
    case GLSL_TYPE_FLOAT:
       return BRW_REGISTER_TYPE_F;
    case GLSL_TYPE_INT:
    case GLSL_TYPE_BOOL:
    case GLSL_TYPE_SUBROUTINE:
       return BRW_REGISTER_TYPE_D;
+   case GLSL_TYPE_INT16:
+      return BRW_REGISTER_TYPE_W;
    case GLSL_TYPE_UINT:
       return BRW_REGISTER_TYPE_UD;
+   case GLSL_TYPE_UINT16:
+      return BRW_REGISTER_TYPE_UW;
    case GLSL_TYPE_ARRAY:
       return brw_type_for_base_type(type->fields.array);
    case GLSL_TYPE_STRUCT: