mesa: Bump instruction execution limit to 65536

Shader Model 3.0[1] requires that shaders be able to execute at least
65536 instructions.  Bump Mesa maxExec to that limit.  This allows
several vertex shaders in the OpenGL ES 2.0 conformance test suite to
run to completion.

1: http://en.wikipedia.org/wiki/High_Level_Shader_Language

Reviewed-by: Eric Anholt <eric@anholt.net>

diff --git a/src/mesa/program/prog_execute.c b/src/mesa/program/prog_execute.c
index dbfd1b9..c70a1e3 100644 (file)
--- a/src/mesa/program/prog_execute.c
+++ b/src/mesa/program/prog_execute.c
@@ -639,7 +639,7 @@ _mesa_execute_program(struct gl_context * ctx,
                       struct gl_program_machine *machine)
 {
    const GLuint numInst = program->NumInstructions;
-   const GLuint maxExec = 10000;
+   const GLuint maxExec = 65536;
    GLuint pc, numExec = 0;
 
    machine->CurProgram = program;