|
@@ -3,8 +3,10 @@ Adds support for arm*b-linux* big-endian ARM targets
|
|
|
|
|
|
See http://gcc.gnu.org/PR16350
|
|
|
|
|
|
---- gcc-4.1.0/gcc/config/arm/linux-elf.h
|
|
|
-+++ gcc-4.1.0/gcc/config/arm/linux-elf.h
|
|
|
+Index: gcc-4.1.1/gcc/config/arm/linux-elf.h
|
|
|
+===================================================================
|
|
|
+--- gcc-4.1.1.orig/gcc/config/arm/linux-elf.h
|
|
|
++++ gcc-4.1.1/gcc/config/arm/linux-elf.h
|
|
|
@@ -28,19 +28,33 @@
|
|
|
#undef TARGET_VERSION
|
|
|
#define TARGET_VERSION fputs (" (ARM GNU/Linux with ELF)", stderr);
|
|
@@ -51,9 +53,11 @@ See http://gcc.gnu.org/PR16350
|
|
|
SUBTARGET_EXTRA_LINK_SPEC
|
|
|
|
|
|
#undef LINK_SPEC
|
|
|
---- gcc-4.1.0/gcc/config.gcc
|
|
|
-+++ gcc-4.1.0/gcc/config.gcc
|
|
|
-@@ -672,6 +672,11 @@
|
|
|
+Index: gcc-4.1.1/gcc/config.gcc
|
|
|
+===================================================================
|
|
|
+--- gcc-4.1.1.orig/gcc/config.gcc
|
|
|
++++ gcc-4.1.1/gcc/config.gcc
|
|
|
+@@ -672,6 +672,11 @@ arm*-*-netbsd*)
|
|
|
;;
|
|
|
arm*-*-linux*) # ARM GNU/Linux with ELF
|
|
|
tm_file="dbxelf.h elfos.h linux.h arm/elf.h arm/linux-gas.h arm/linux-elf.h"
|
|
@@ -65,3 +69,59 @@ See http://gcc.gnu.org/PR16350
|
|
|
tmake_file="${tmake_file} t-linux arm/t-arm"
|
|
|
case ${target} in
|
|
|
arm*-*-linux-gnueabi)
|
|
|
+Index: gcc-4.1.1/gcc/config/arm/linux-eabi.h
|
|
|
+===================================================================
|
|
|
+--- gcc-4.1.1.orig/gcc/config/arm/linux-eabi.h
|
|
|
++++ gcc-4.1.1/gcc/config/arm/linux-eabi.h
|
|
|
+@@ -20,6 +20,17 @@
|
|
|
+ the Free Software Foundation, 51 Franklin Street, Fifth Floor,
|
|
|
+ Boston, MA 02110-1301, USA. */
|
|
|
+
|
|
|
++/*
|
|
|
++ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
|
|
|
++ * (big endian) configurations.
|
|
|
++ */
|
|
|
++#undef TARGET_LINKER_EMULATION
|
|
|
++#if TARGET_BIG_ENDIAN_DEFAULT
|
|
|
++#define TARGET_LINKER_EMULATION "armelfb_linux_eabi"
|
|
|
++#else
|
|
|
++#define TARGET_LINKER_EMULATION "armelf_linux_eabi"
|
|
|
++#endif
|
|
|
++
|
|
|
+ /* On EABI GNU/Linux, we want both the BPABI builtins and the
|
|
|
+ GNU/Linux builtins. */
|
|
|
+ #undef TARGET_OS_CPP_BUILTINS
|
|
|
+@@ -48,7 +59,7 @@
|
|
|
+ #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm10tdmi
|
|
|
+
|
|
|
+ #undef SUBTARGET_EXTRA_LINK_SPEC
|
|
|
+-#define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux_eabi"
|
|
|
++#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION
|
|
|
+
|
|
|
+ /* Use ld-linux.so.3 so that it will be possible to run "classic"
|
|
|
+ GNU/Linux binaries on an EABI system. */
|
|
|
+Index: gcc-4.1.1/gcc/config/arm/bpabi.h
|
|
|
+===================================================================
|
|
|
+--- gcc-4.1.1.orig/gcc/config/arm/bpabi.h
|
|
|
++++ gcc-4.1.1/gcc/config/arm/bpabi.h
|
|
|
+@@ -33,9 +33,19 @@
|
|
|
+ #undef FPUTYPE_DEFAULT
|
|
|
+ #define FPUTYPE_DEFAULT FPUTYPE_VFP
|
|
|
+
|
|
|
++/*
|
|
|
++ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
|
|
|
++ * (big endian) configurations.
|
|
|
++ */
|
|
|
++#if TARGET_BIG_ENDIAN_DEFAULT
|
|
|
++#define TARGET_ENDIAN_DEFAULT MASK_BIG_END
|
|
|
++#else
|
|
|
++#define TARGET_ENDIAN_DEFAULT 0
|
|
|
++#endif
|
|
|
++
|
|
|
+ /* EABI targets should enable interworking by default. */
|
|
|
+ #undef TARGET_DEFAULT
|
|
|
+-#define TARGET_DEFAULT MASK_INTERWORK
|
|
|
++#define TARGET_DEFAULT (MASK_INTERWORK | TARGET_ENDIAN_DEFAULT)
|
|
|
+
|
|
|
+ /* The ARM BPABI functions return a boolean; they use no special
|
|
|
+ calling convention. */
|