C++ constructors work with ELF load now

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5273 42af7a65-404d-4744-a932-0658087f49c3

configs/stm32f4discovery/elf/Make.defs

@@ -160,8 +160,8 @@ LDNXFLATFLAGS = -e main -s 2048
 
 # ELF module definitions
 
-CELFFLAGS = $(CFLAGS) -mlong-calls
-CXXELFFLAGS = $(CXXFLAGS) -mlong-calls
+CELFFLAGS = $(CFLAGS) -mlong-calls # --target1-abs
+CXXELFFLAGS = $(CXXFLAGS) -mlong-calls # --target1-abs
 
 LDELFFLAGS = -r -e main
 ifeq ($(WINTOOL),y)

configs/stm32f4discovery/elf/defconfig

@@ -388,7 +388,7 @@ CONFIG_ELF_ALIGN_LOG2=2
 CONFIG_ELF_STACKSIZE=2048
 CONFIG_ELF_BUFFERSIZE=128
 CONFIG_ELF_BUFFERINCR=32
-CONFIG_ELF_CONSTRUCTORS=y
+CONFIG_BINFMT_CONSTRUCTORS=y
 CONFIG_SYMTAB_ORDEREDBYNAME=y
 
 #

configs/stm32f4discovery/scripts/gnu-elf.ld

@@ -51,8 +51,8 @@ SECTIONS
        */
 
       *(.gnu.linkonce.t.*)
-      *(.init)
-      *(.fini)
+      *(.init)             /* Old ABI */
+      *(.fini)             /* Old ABI */
       _etext = . ;
     }
 
@@ -86,15 +86,17 @@ SECTIONS
 
   .ctors :
     {
-      _sctros = . ;
-      *(.ctors)
+      _sctors = . ;
+      *(.ctors)       /* Old ABI:  Unallocated */
+      *(.init_array)  /* New ABI:  Allocated */
       _edtors = . ;
     }
 
-  .ctors :
+  .dtors :
     {
       _sdtors = . ;
-      *(.dtors)
+      *(.dtors)       /* Old ABI:  Unallocated */
+      *(.fini_array)  /* New ABI:  Allocated */
       _edtors = . ;
     }