glsl: make compiler options per-target

This allows us to specify different options, especially useful for chips
without unified shaders.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>

1 files changed, 20 insertions, 11 deletions

diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c
index cc350c93b9..2977a29ab7 100644
--- a/src/mesa/main/shaderapi.c
+++ b/src/mesa/main/shaderapi.c
@@ -94,18 +94,24 @@ _mesa_init_shader_state(GLcontext *ctx)
    /* Device drivers may override these to control what kind of instructions
     * are generated by the GLSL compiler.
     */
-   ctx->Shader.EmitHighLevelInstructions = GL_TRUE;
-   ctx->Shader.EmitContReturn = GL_TRUE;
-   ctx->Shader.EmitCondCodes = GL_FALSE;
-   ctx->Shader.EmitComments = GL_FALSE;
-   ctx->Shader.EmitNoIfs = GL_FALSE;
-   ctx->Shader.Flags = get_shader_flags();
+   struct gl_shader_compiler_options options;
+   GLuint i;
+   options.EmitHighLevelInstructions = GL_TRUE;
+   options.EmitContReturn = GL_TRUE;
+   options.EmitCondCodes = GL_FALSE;
+   options.EmitComments = GL_FALSE;
+   options.EmitNoIfs = GL_FALSE;
 
    /* Default pragma settings */
-   ctx->Shader.DefaultPragmas.IgnoreOptimize = GL_FALSE;
-   ctx->Shader.DefaultPragmas.IgnoreDebug = GL_FALSE;
-   ctx->Shader.DefaultPragmas.Optimize = GL_TRUE;
-   ctx->Shader.DefaultPragmas.Debug = GL_FALSE;
+   options.DefaultPragmas.IgnoreOptimize = GL_FALSE;
+   options.DefaultPragmas.IgnoreDebug = GL_FALSE;
+   options.DefaultPragmas.Optimize = GL_TRUE;
+   options.DefaultPragmas.Debug = GL_FALSE;
+
+   for(i = 0; i < MESA_SHADER_TYPES; ++i)
+      memcpy(&ctx->ShaderCompilerOptions[i], &options, sizeof(options));
+
+   ctx->Shader.Flags = get_shader_flags();
 }
 
 
@@ -789,13 +795,16 @@ static void
 compile_shader(GLcontext *ctx, GLuint shaderObj)
 {
    struct gl_shader *sh;
+   struct gl_shader_compiler_options *options;
 
    sh = _mesa_lookup_shader_err(ctx, shaderObj, "glCompileShader");
    if (!sh)
       return;
 
+   options = &ctx->ShaderCompilerOptions[_mesa_shader_type_to_index(sh->Type)];
+
    /* set default pragma state for shader */
-   sh->Pragmas = ctx->Shader.DefaultPragmas;
+   sh->Pragmas = options->DefaultPragmas;
 
    /* this call will set the sh->CompileStatus field to indicate if
     * compilation was successful.