Changeset 6e313dd in buchla-emu for emu

Timestamp:

08/01/2017 11:11:47 PM (7 years ago)

Author:

Thomas Lopatic <thomas@…>

Branches:

master

Children:

08471db

Parents:

bdd5a63

Message:

Be friendlier to Valgrind.

Location:

emu

Files:

• cpu.c (modified) (2 diffs)
• sdl.c (modified) (2 diffs)

emu/cpu.c

@@ -656 +656 @@
 {
         inf("entering CPU loop");
+        int32_t count = 0;
 
         while (SDL_AtomicGet(&run) != 0) {
@@ -677 +678 @@
                 }
 
+                if ((++count & 0x1ff) == 0) {
+                        SDL_Delay(0);
+                }
+
                 while (SDL_GetPerformanceCounter() < until) {
-                        _mm_pause();
+                        for (int32_t i = 0; i < 100; ++i) {
+                                _mm_pause();
+                        }
                 }
         }

emu/sdl.c

@@ -23 +23 @@
 #define ver2(...) _ver(sdl_verbose, 1, __VA_ARGS__)
 #define ver3(...) _ver(sdl_verbose, 2, __VA_ARGS__)
+
+typedef void (*sdl_func_t)(void);
+
+static sdl_func_t sdl_funcs[] = {
+        ser_sdl
+};
 
 void sdl_init(void)
@@ -61 +67 @@
 
         while (SDL_AtomicGet(&run) != 0) {
-                ser_sdl();
+                for (int32_t i = 0; i < ARRAY_COUNT(sdl_funcs); ++i) {
+                        sdl_funcs[i]();
+                }
 
                 SDL_Event ev;