[Mesa-dev] [PATCH 11/13] mesa: reduce the size of gl_program_parameter

Marek Olšák maraeo at gmail.com
Fri Feb 9 01:18:46 UTC 2018


From: Marek Olšák <marek.olsak at amd.com>

40 -> 24 bytes, which includes the gl_state_index16 change.
---
 src/mesa/program/prog_parameter.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/mesa/program/prog_parameter.h b/src/mesa/program/prog_parameter.h
index ce5d2cb..41b3fe8 100644
--- a/src/mesa/program/prog_parameter.h
+++ b/src/mesa/program/prog_parameter.h
@@ -53,29 +53,29 @@ typedef union gl_constant_value
 } gl_constant_value;
 
 
 /**
  * Program parameter.
  * Used by shaders/programs for uniforms, constants, varying vars, etc.
  */
 struct gl_program_parameter
 {
    const char *Name;        /**< Null-terminated string */
-   gl_register_file Type;   /**< PROGRAM_CONSTANT or STATE_VAR */
-   GLenum DataType;         /**< GL_FLOAT, GL_FLOAT_VEC2, etc */
+   gl_register_file Type:16;  /**< PROGRAM_CONSTANT or STATE_VAR */
+   GLenum16 DataType;         /**< GL_FLOAT, GL_FLOAT_VEC2, etc */
    /**
     * Number of components (1..4), or more.
     * If the number of components is greater than 4,
     * this parameter is part of a larger uniform like a GLSL matrix or array.
     * The next program parameter's Size will be Size-4 of this parameter.
     */
-   GLuint Size;
+   GLushort Size;
    /**
     * A sequence of STATE_* tokens and integers to identify GL state.
     */
    gl_state_index16 StateIndexes[STATE_LENGTH];
 };
 
 
 /**
  * List of gl_program_parameter instances.
  */
-- 
2.7.4



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