Setting it to a non-zero value N will cause glCompileShader to be deferred to a thread pool. When N is greater than 1, it indicates the maximum number of threads in the pool. When N is 1, the number of threads is up to the driver.
Signed-off-by: Chia-I Wu <o...@lunarg.com> --- src/mesa/drivers/dri/common/xmlpool/t_options.h | 4 ++++ src/mesa/drivers/dri/i965/brw_context.c | 9 +++++++++ src/mesa/drivers/dri/i965/intel_screen.c | 2 ++ 3 files changed, 15 insertions(+) diff --git a/src/mesa/drivers/dri/common/xmlpool/t_options.h b/src/mesa/drivers/dri/common/xmlpool/t_options.h index 3bf804a..a99c930 100644 --- a/src/mesa/drivers/dri/common/xmlpool/t_options.h +++ b/src/mesa/drivers/dri/common/xmlpool/t_options.h @@ -293,6 +293,10 @@ DRI_CONF_OPT_BEGIN_V(texture_heaps,enum,def,"0:2") \ DRI_CONF_DESC_END \ DRI_CONF_OPT_END +#define DRI_CONF_MULTITHREAD_GLSL_COMPILER(def) \ +DRI_CONF_OPT_BEGIN(multithread_glsl_compiler, int, def) \ + DRI_CONF_DESC(en,gettext("Enable multithreading in the GLSL compiler")) \ +DRI_CONF_OPT_END /** diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c index 28118b9..9be320f 100644 --- a/src/mesa/drivers/dri/i965/brw_context.c +++ b/src/mesa/drivers/dri/i965/brw_context.c @@ -565,6 +565,15 @@ brw_process_driconf_options(struct brw_context *brw) ctx->Const.DisableGLSLLineContinuations = driQueryOptionb(options, "disable_glsl_line_continuations"); + + const int multithread_glsl_compiler = + driQueryOptioni(options, "multithread_glsl_compiler"); + if (multithread_glsl_compiler > 0) { + const int max_threads = (multithread_glsl_compiler > 1) ? + multithread_glsl_compiler : 2; + + _mesa_enable_glsl_threadpool(ctx, max_threads); + } } GLboolean diff --git a/src/mesa/drivers/dri/i965/intel_screen.c b/src/mesa/drivers/dri/i965/intel_screen.c index 8cb1260..1a3f6cc 100644 --- a/src/mesa/drivers/dri/i965/intel_screen.c +++ b/src/mesa/drivers/dri/i965/intel_screen.c @@ -48,6 +48,8 @@ static const __DRIconfigOptionsExtension brw_config_options = { DRI_CONF_BEGIN DRI_CONF_SECTION_PERFORMANCE DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_ALWAYS_SYNC) + DRI_CONF_MULTITHREAD_GLSL_COMPILER(0) + /* Options correspond to DRI_CONF_BO_REUSE_DISABLED, * DRI_CONF_BO_REUSE_ALL */ -- 1.8.5.3 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev