mesa: rename PreferDP4 to OptimizeForAOS.

This flag was really just a proxy for determining whether the backend
was vector (AOS) or scalar (SOA). It will be used to apply a future
optimization only for vector backends.

Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>

2 files changed, 7 insertions, 4 deletions

diff --git a/src/mesa/main/ffvertex_prog.c b/src/mesa/main/ffvertex_prog.c
index aec2b2dbc24..4d71c55ee9f 100644
--- a/src/mesa/main/ffvertex_prog.c
+++ b/src/mesa/main/ffvertex_prog.c
@@ -1676,7 +1676,7 @@ _mesa_get_fixed_func_vertex_program(struct gl_context *ctx)
          return NULL;
 
       create_new_program( &key, prog,
-                          ctx->ShaderCompilerOptions[MESA_SHADER_VERTEX].PreferDP4,
+                          ctx->ShaderCompilerOptions[MESA_SHADER_VERTEX].OptimizeForAOS,
                           ctx->Const.Program[MESA_SHADER_VERTEX].MaxTemps );
 
 #if 0
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 25821324cca..c396609203d 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2760,10 +2760,13 @@ struct gl_shader_compiler_options
    GLuint MaxUnrollIterations;
 
    /**
-    * Prefer DP4 instructions (rather than MUL/MAD) for matrix * vector
-    * operations, such as position transformation.
+    * Optimize code for array of structures backends.
+    *
+    * This is a proxy for:
+    *   - preferring DP4 instructions (rather than MUL/MAD) for
+    *     matrix * vector operations, such as position transformation.
     */
-   GLboolean PreferDP4;
+   GLboolean OptimizeForAOS;
 
    struct gl_sl_pragmas DefaultPragmas; /**< Default #pragma settings */
 };