(HEAP_SECTION_MSP430): New section for forthcoming devices.

(_etext): provide this defenition for all scripts.

diff --git a/ld/ChangeLog b/ld/ChangeLog
index edd3828b83d1e4a2ca4638516c11c1911d97e09b..3a4059bdb8487d42fdb7c6c68230bd1f2e173184 100644 (file)
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,9 @@
+2003-12-03  Dmitry Diky  <diwil@mail.ru>
+       
+       * scripttempl/elf32msp430.sc (HEAP_SECTION_MSP430): New section for
+       forthcoming devices.
+       (_etext): provide this defenition for all scripts.
+
 2003-12-02  Kazu Hirata  <kazu@cs.umass.edu>
 
        * emultempl/beos.em: Remove ARGSUSED.

diff --git a/ld/scripttempl/elf32msp430.sc b/ld/scripttempl/elf32msp430.sc
index c3e78d32e6a24fa6d3fc209b0b307a0c00779713..5754d662dcf62b52ec1c2e9b28b95b05b10aecd2 100644 (file)
--- a/ld/scripttempl/elf32msp430.sc
+++ b/ld/scripttempl/elf32msp430.sc
@@ -1,3 +1,23 @@
+#!/bin/sh
+
+HEAP_SECTION_MSP430=" "
+HEAP_MEMORY_MSP430=" "
+
+if test ${GOT_HEAP_MSP-0} -ne 0 
+then 
+HEAP_SECTION_MSP430=".heap ${RELOCATING-0} :
+  {
+    ${RELOCATING+ PROVIDE (__heap_data_start = .) ; }
+    *(.heap*)
+    ${RELOCATING+ PROVIDE (_heap_data_end = .) ; }
+    ${RELOCATING+. = ALIGN(2);}
+    ${RELOCATING+ PROVIDE (__heap_bottom = .) ; }
+    ${RELOCATING+ PROVIDE (__heap_top = ${HEAP_START} + ${HEAP_LENGTH}) ; }
+  } ${RELOCATING+ > heap}"
+HEAP_MEMORY_MSP430="heap(rwx)          : ORIGIN = $HEAP_START, LENGTH = $HEAP_LENGTH"
+fi
+
+
 cat <<EOF
 OUTPUT_FORMAT("${OUTPUT_FORMAT}","${OUTPUT_FORMAT}","${OUTPUT_FORMAT}")
 OUTPUT_ARCH(${ARCH})
@@ -10,6 +30,7 @@ MEMORY
   bootloader(rx)       : ORIGIN = 0x0c00,      LENGTH = 1K
   infomem(rx)          : ORIGIN = 0x1000,      LENGTH = 256
   infomemnobits(rx)    : ORIGIN = 0x1000,      LENGTH = 256
+  ${HEAP_MEMORY_MSP430}
 }
 
 SECTIONS
@@ -115,7 +136,7 @@ SECTIONS
     *(.fini0)  /* Infinite loop after program termination.  */
     *(.fini)
 
-    ${RELOCATING+ _etext = . ; }
+    _etext = .;
   } ${RELOCATING+ > text}
 
   .data ${RELOCATING-0} : ${RELOCATING+AT (ADDR (.text) + SIZEOF (.text))}
@@ -179,6 +200,7 @@ SECTIONS
     ${RELOCATING+ _vectors_end = . ; }
   } ${RELOCATING+ > vectors}
 
+  ${HEAP_SECTION_MSP430}
 
   /* Stabs debugging sections.  */
   .stab 0 : { *(.stab) } 
@@ -219,5 +241,6 @@ SECTIONS
   PROVIDE (__data_end_rom   = _etext + SIZEOF (.data)) ;
   PROVIDE (__noinit_start_rom = _etext + SIZEOF (.data)) ;
   PROVIDE (__noinit_end_rom = _etext + SIZEOF (.data) + SIZEOF (.noinit)) ;
+  PROVIDE (__subdevice_has_heap = ${GOT_HEAP_MSP-0}) ;
 }
 EOF