Module: Mesa
Branch: master
Commit: 3d37de930d04da1d067b40593b55fc248eaf7b3b
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=3d37de930d04da1d067b40593b55fc248eaf7b3b
Author: Connor Abbott <connor.w.abb...@intel.com>
Date: Fri Aug 14 10:36:15 2015 -0700
nir/types: add a function to get the bitsize of a base type
v2: fix it for GLSL_TYPE_SUBROUTINE (Iago)
Signed-off-by: Iago Toral Quiroga <ito...@igalia.com>
Reviewed-by: Jason Ekstrand <ja...@jlekstrand.net>
Reviewed-by: Samuel Iglesias Gonsálvez <sigles...@igalia.com>
Reviewed-by: Iago Toral Quiroga <ito...@igalia.com>
---
src/compiler/nir_types.h | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/src/compiler/nir_types.h b/src/compiler/nir_types.h
index 18d64b7..0748783 100644
--- a/src/compiler/nir_types.h
+++ b/src/compiler/nir_types.h
@@ -77,6 +77,27 @@ enum glsl_base_type glsl_get_sampler_result_type(const
struct glsl_type *type);
unsigned glsl_get_record_location_offset(const struct glsl_type *type,
unsigned length);
+static inline unsigned
+glsl_get_bit_size(enum glsl_base_type type)
+{
+ switch (type) {
+ case GLSL_TYPE_INT:
+ case GLSL_TYPE_UINT:
+ case GLSL_TYPE_BOOL:
+ case GLSL_TYPE_FLOAT: /* TODO handle mediump */
+ case GLSL_TYPE_SUBROUTINE:
+ return 32;
+
+ case GLSL_TYPE_DOUBLE:
+ return 64;
+
+ default:
+ unreachable("unknown base type");
+ }
+
+ return 0;
+}
+
bool glsl_type_is_void(const struct glsl_type *type);
bool glsl_type_is_error(const struct glsl_type *type);
bool glsl_type_is_vector(const struct glsl_type *type);
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