coreinit: Add default heap data exports.

cafe/coreinit/exports.def

@@ -407,3 +407,13 @@ OSGetTitleID
 
 // coreinit/internal.h
 __os_snprintf
+
+// ----------------------------------------------------------------------------
+// Data exports
+// ----------------------------------------------------------------------------
+
+:DATA
+// coreinit/defaultheap.h
+MEMAllocFromDefaultHeap
+MEMAllocFromDefaultHeapEx
+MEMFreeToDefaultHeap

include/coreinit/defaultheap.h

@@ -0,0 +1,26 @@
+#pragma once
+#include <wut.h>
+
+/**
+ * \defgroup coreinit_defaultheap Default Heap
+ * \ingroup coreinit
+ * @{
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef void *(*MEMAllocFromDefaultHeapFn)(uint32_t size);
+typedef void *(*MEMAllocFromDefaultHeapExFn)(uint32_t size, int32_t alignment);
+typedef void (*MEMFreeToDefaultHeapFn)(void *ptr);
+
+extern MEMAllocFromDefaultHeapFn MEMAllocFromDefaultHeap;
+extern MEMAllocFromDefaultHeapExFn MEMAllocFromDefaultHeapEx;
+extern MEMFreeToDefaultHeapFn MEMFreeToDefaultHeap;
+
+#ifdef __cplusplus
+}
+#endif
+
+/** @} */

share/wut.ld

@@ -176,6 +176,10 @@ SECTIONS
       *(.fimport_vpad)
    } > loadmem
 
+   .dimport_coreinit ALIGN(16) : {
+      *(.dimport_coreinit)
+   } > loadmem
+
    .symtab ALIGN(4) : {
       *(.symtab)
    } > loadmem