(WiiU) rpx update:

- c++ static constructors/destructors fix for rpx builds.
- building both rpx and hbl elf formats doesn't require a clean step
inbetween anymore, both can be now built in a single make call.

Makefile.wiiu

@@ -1,5 +1,6 @@
 TARGET		    := retroarch_wiiu
-RPX_BUILD	     = 0
+BUILD_HBL_ELF	     = 1
+BUILD_RPX	     = 1
 DEBUG                = 0
 GRIFFIN_BUILD        = 0
 WHOLE_ARCHIVE_LINK   = 0
@@ -14,13 +15,6 @@ OBJ += wiiu/fs/sd_fat_devoptab.o
 OBJ += wiiu/fs/fs_utils.o
 OBJ += wiiu/tex_shader.o
 
-ifeq ($(RPX_BUILD), 1)
-OBJ += wiiu/system/stubs_rpl.o
-else
-OBJ += wiiu/system/dynamic.o
-OBJ += wiiu/system/stubs_elf.o
-endif
-
 DEFINES :=
 
 ifeq ($(GRIFFIN_BUILD), 1)
@@ -142,29 +136,33 @@ ifeq ($(WHOLE_ARCHIVE_LINK), 1)
 endif
 CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions
 
-ifeq ($(RPX_BUILD), 1)
-   CFLAGS   += -fno-builtin -ffreestanding -DRPX_BUILD
-   LIBDIRS  += -L$(WUT_ROOT)/lib -L$(DEVKITPPC)/lib
-   LDFLAGS  += -pie -fPIE
-   LDFLAGS  += -z common-page-size=64 -z max-page-size=64
-   LDFLAGS  += -T $(WUT_ROOT)/rules/rpl.ld
-#   LDFLAGS  += -T wiiu/link_rpl.ld
-   LDFLAGS  += -nostartfiles
-
-else
-   LDFLAGS  += -T wiiu/link_elf.ld
-endif
-
 LDFLAGS  += -Wl,--gc-sections
 
 LIBS	:= $(WHOLE_START) -lretro_wiiu $(WHOLE_END) -lm
 
-ifeq ($(RPX_BUILD), 1)
-all: $(TARGET).elf $(TARGET).rpx
-else
-all: $(TARGET).elf
+
+RPX_OBJ           = wiiu/system/stubs_rpl.o
+HBL_ELF_OBJ       = wiiu/system/dynamic.o wiiu/system/stubs_elf.o
+
+RPX_LDFLAGS      := -L$(WUT_ROOT)/lib -L$(DEVKITPPC)/lib
+RPX_LDFLAGS      += -pie -fPIE
+RPX_LDFLAGS      += -z common-page-size=64 -z max-page-size=64
+RPX_LDFLAGS      += -T wiiu/link_rpl.ld
+RPX_LDFLAGS      += -nostartfiles
+
+HBL_ELF_LDFLAGS  := -T wiiu/link_elf.ld
+
+TARGETS :=
+ifeq ($(BUILD_RPX), 1)
+TARGETS += $(TARGET).rpx
 endif
 
+ifeq ($(BUILD_HBL_ELF), 1)
+TARGETS += $(TARGET).elf
+endif
+
+all: $(TARGETS)
+
 %.o: %.cpp
 	$(CXX) -c -o $@ $< $(CXXFLAGS) $(INCDIRS)
 
@@ -180,15 +178,21 @@ endif
 %.a:
 	$(AR) -rc $@ $^
 
-$(TARGET).elf: $(OBJ) libretro_wiiu.a wiiu/link_elf.ld wiiu/link_rpl.ld
-	$(LD) $(OBJ) $(LDFLAGS) $(LIBDIRS) $(LIBS) -o $@
+$(TARGET).elf: $(OBJ) $(HBL_ELF_OBJ) libretro_wiiu.a wiiu/link_elf.ld
+	$(LD) $(OBJ) $(HBL_ELF_OBJ) $(LDFLAGS) $(HBL_ELF_LDFLAGS) $(LIBDIRS) $(LIBS) -o $@
 
-%.rpx: %.elf
+$(TARGET).rpx.elf: $(OBJ) $(RPX_OBJ) libretro_wiiu.a wiiu/link_elf.ld
+	$(LD) $(OBJ) $(RPX_OBJ) $(LDFLAGS) $(RPX_LDFLAGS) $(LIBDIRS)  $(LIBS) -o $@
+
+$(TARGET).rpx: $(TARGET).rpx.elf
 	$(ELF2RPL) $(notdir $<) $@
 
 clean:
 	rm -f $(OBJ)
+	rm -f $(RPX_OBJ)
+	rm -f $(HBL_ELF_OBJ)
 	rm -f $(TARGET).elf
+	rm -f $(TARGET).rpx.elf
 	rm -f $(TARGET).rpx
 
 .PHONY: clean all

frontend/drivers/platform_wiiu.c

@@ -273,6 +273,8 @@ int main(int argc, char **argv)
    DEBUG_STR(argv[0]);
    DEBUG_STR(argv[1]);
    fflush(stdout);
+
+#if 1
 #if 0
    int argc_ = 2;
 //   char* argv_[] = {WIIU_SD_PATH "retroarch/retroarch.elf", WIIU_SD_PATH "rom.nes", NULL};
@@ -296,6 +298,7 @@ int main(int argc, char **argv)
    }while(1);
 
    main_exit(NULL);
+#endif
    fflush(stdout);
    fflush(stderr);
    ProcUIShutdown();
@@ -316,8 +319,26 @@ void __eabi()
 
 }
 
-void __init();
-void __fini();
+__attribute__((weak))
+void __init(void)
+{
+   extern void(*__CTOR_LIST__[])(void);
+   void(**ctor)(void) = __CTOR_LIST__;
+   while(*ctor)
+      (*ctor++)();
+}
+
+
+__attribute__((weak))
+void __fini(void)
+{
+   extern void(*__DTOR_LIST__[])(void);
+   void(**ctor)(void) = __DTOR_LIST__;
+   while(*ctor)
+      (*ctor++)();
+}
+
+/* HBL elf entry point */
 int __entry_menu(int argc, char **argv)
 {
    InitFunctionPointers();
@@ -333,15 +354,16 @@ int __entry_menu(int argc, char **argv)
    return ret;
 }
 
+/* RPX entry point */
 __attribute__((noreturn))
 void _start(int argc, char **argv)
 {
    memoryInitialize();
    mount_sd_fat("sd");
 
-//   __init();
+   __init();
    int ret = main(argc, argv);
-//   __fini();
+   __fini();
 
    unmount_sd_fat("sd");
    memoryRelease();

wiiu/link_rpl.ld

@@ -112,18 +112,22 @@ SECTIONS {
 
    .ctors ALIGN(256) :
    {
+      __CTOR_LIST__ = .;
       KEEP (*crtbegin.o(.ctors)) /* MUST be first -- GCC requires it */
       KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
       KEEP (*(SORT(.ctors.*)))
       KEEP (*(.ctors))
+      __CTOR_END__ = .;
    } : hdr_data
 
    .dtors ALIGN(256) :
    {
+      __DTOR_LIST__ = .;
       KEEP (*crtbegin.o(.dtors))
       KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
       KEEP (*(SORT(.dtors.*)))
       KEEP (*(.dtors))
+      __DTOR_END__ = .;
    } : hdr_data
 
    __bss_start__ = .;