forcing fast-math in the Cmake

Author: fjtrujy

CMakeLists.txt

@@ -2666,6 +2666,7 @@ elseif(VITA)
 #  CheckPTHREAD()
 
 elseif(PSP)
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsingle-precision-constant -ffast-math")
  file(GLOB PSP_MAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/psp/*.c)
  list(APPEND SDLMAIN_SOURCES ${PSP_MAIN_SOURCES})
 

src/render/psp/SDL_render_psp.c

@@ -727,42 +727,32 @@ static void PSP_SetBlendMode(PSP_RenderData *data, PSP_BlendInfo blendInfo)
     if (data->blendInfo.mode != blendInfo.mode) {
         switch (blendInfo.mode) {
         case SDL_BLENDMODE_NONE:
-        {
             sceGuShadeModel(GU_SMOOTH);
             sceGuTexFunc(GU_TFX_REPLACE, GU_TCC_RGBA);
             sceGuDisable(GU_BLEND);
             break;
-        }
         case SDL_BLENDMODE_BLEND:
-        {
             sceGuTexFunc(GU_TFX_MODULATE, GU_TCC_RGBA);
             sceGuBlendFunc(GU_ADD, GU_SRC_ALPHA, GU_ONE_MINUS_SRC_ALPHA, 0, 0);
             sceGuEnable(GU_BLEND);
             break;
-        }
         case SDL_BLENDMODE_ADD:
-        {
             sceGuTexFunc(GU_TFX_MODULATE, GU_TCC_RGBA);
             sceGuBlendFunc(GU_ADD, GU_SRC_ALPHA, GU_FIX, 0, 0x00FFFFFF);
             sceGuEnable(GU_BLEND);
             break;
-        }
         case SDL_BLENDMODE_MOD:
-        {
             sceGuTexFunc(GU_TFX_MODULATE, GU_TCC_RGBA);
             sceGuBlendFunc(GU_ADD, GU_FIX, GU_SRC_COLOR, 0, 0);
             sceGuEnable(GU_BLEND);
             break;
-        }
         case SDL_BLENDMODE_MUL:
-        {
             sceGuTexFunc(GU_TFX_MODULATE, GU_TCC_RGBA);
             /* FIXME SDL_BLENDMODE_MUL is simplified, and dstA is in fact un-changed.*/
             sceGuBlendFunc(GU_ADD, GU_DST_COLOR, GU_ONE_MINUS_SRC_ALPHA, 0, 0);
             sceGuEnable(GU_BLEND);
             break;
         }
-        }
 
         data->blendInfo.mode = blendInfo.mode;
     }