#include "util/u_cpu_detect.h"
#include "util/u_dl.h"
#include "swr_public.h"
+#include "swr_screen.h"
#include <stdio.h>
-#include <dlfcn.h>
-typedef pipe_screen *(*screen_create_proc)(struct sw_winsys *winsys);
+// Helper function to resolve the backend filename based on architecture
+static bool
+swr_initialize_screen_interface(struct swr_screen *screen, const char arch[])
+{
+#ifdef HAVE_SWR_BUILTIN
+ screen->pLibrary = NULL;
+ screen->pfnSwrGetInterface = SwrGetInterface;
+ fprintf(stderr, "(using: builtin).\n");
+#else
+ char filename[256] = { 0 };
+ sprintf(filename, "%sswr%s%s", UTIL_DL_PREFIX, arch, UTIL_DL_EXT);
+
+ screen->pLibrary = util_dl_open(filename);
+ if (!screen->pLibrary) {
+ fprintf(stderr, "(skipping: %s).\n", util_dl_error());
+ return false;
+ }
+
+ util_dl_proc pApiProc = util_dl_get_proc_address(screen->pLibrary,
+ "SwrGetInterface");
+ if (!pApiProc) {
+ fprintf(stderr, "(skipping: %s).\n", util_dl_error());
+ util_dl_close(screen->pLibrary);
+ screen->pLibrary = NULL;
+ return false;
+ }
+
+ screen->pfnSwrGetInterface = (PFNSwrGetInterface)pApiProc;
+ fprintf(stderr, "(using: %s).\n", filename);
+#endif
+ return true;
+}
+
struct pipe_screen *
swr_create_screen(struct sw_winsys *winsys)
{
- fprintf(stderr, "SWR detected ");
+ struct pipe_screen *p_screen = swr_create_screen_internal(winsys);
+ if (!p_screen) {
+ return NULL;
+ }
- util_dl_library *pLibrary = nullptr;
+ struct swr_screen *screen = swr_screen(p_screen);
+ screen->is_knl = false;
util_cpu_detect();
- if (util_cpu_caps.has_avx2) {
- fprintf(stderr, "AVX2\n");
- pLibrary = util_dl_open("libswrAVX2.so");
- } else if (util_cpu_caps.has_avx) {
- fprintf(stderr, "AVX\n");
- pLibrary = util_dl_open("libswrAVX.so");
- } else {
- fprintf(stderr, "no AVX/AVX2 support. Aborting!\n");
- exit(-1);
+
+ if (util_cpu_caps.has_avx512f && util_cpu_caps.has_avx512er) {
+ fprintf(stderr, "SWR detected KNL instruction support ");
+#ifndef HAVE_SWR_KNL
+ fprintf(stderr, "(skipping: not built).\n");
+#else
+ if (swr_initialize_screen_interface(screen, "KNL")) {
+ screen->is_knl = true;
+ return p_screen;
+ }
+#endif
}
- if (!pLibrary) {
- fprintf(stderr, "SWR library load failure: %s\n", util_dl_error());
- exit(-1);
+ if (util_cpu_caps.has_avx512f && util_cpu_caps.has_avx512bw) {
+ fprintf(stderr, "SWR detected SKX instruction support ");
+#ifndef HAVE_SWR_SKX
+ fprintf(stderr, "(skipping not built).\n");
+#else
+ if (swr_initialize_screen_interface(screen, "SKX"))
+ return p_screen;
+#endif
}
- util_dl_proc pScreenProc = util_dl_get_proc_address(pLibrary, "swr_create_screen_internal");
+ if (util_cpu_caps.has_avx2) {
+ fprintf(stderr, "SWR detected AVX2 instruction support ");
+#ifndef HAVE_SWR_AVX2
+ fprintf(stderr, "(skipping not built).\n");
+#else
+ if (swr_initialize_screen_interface(screen, "AVX2"))
+ return p_screen;
+#endif
+ }
- if (!pScreenProc) {
- fprintf(stderr, "SWR library search failure: %s\n", util_dl_error());
- exit(-1);
+ if (util_cpu_caps.has_avx) {
+ fprintf(stderr, "SWR detected AVX instruction support ");
+#ifndef HAVE_SWR_AVX
+ fprintf(stderr, "(skipping not built).\n");
+#else
+ if (swr_initialize_screen_interface(screen, "AVX"))
+ return p_screen;
+#endif
}
- screen_create_proc pScreenCreate = (screen_create_proc)pScreenProc;
+ fprintf(stderr, "SWR could not initialize a supported CPU architecture.\n");
+ swr_destroy_screen_internal(&screen);
- return pScreenCreate(winsys);
+ return NULL;
}
+
+
+#ifdef _WIN32
+// swap function called from libl_gdi.c
+
+void
+swr_gdi_swap(struct pipe_screen *screen,
+ struct pipe_resource *res,
+ void *hDC)
+{
+ screen->flush_frontbuffer(screen,
+ res,
+ 0, 0,
+ hDC,
+ NULL);
+}
+
+#endif /* _WIN32 */