diff options
Diffstat (limited to 'recipes/uclibc/uclibc-0.9.27/thumb-static-main.patch')
| -rw-r--r-- | recipes/uclibc/uclibc-0.9.27/thumb-static-main.patch | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/recipes/uclibc/uclibc-0.9.27/thumb-static-main.patch b/recipes/uclibc/uclibc-0.9.27/thumb-static-main.patch deleted file mode 100644 index 5b82f39bbf..0000000000 --- a/recipes/uclibc/uclibc-0.9.27/thumb-static-main.patch +++ /dev/null @@ -1,60 +0,0 @@ -# This patch almost works, it allows a statically linked application -# to be compiled with a thumb main and to have this work from a -# non-thumb uClibc build. However it stops the same thing working -# in the dynamically linked case (because the value of 'main' doesn't -# have the low bit set when loaded - something must be wrong with the -# relocation for STT_ARM_TFUNC?) At present it is not included for -# this reason. ---- uClibc-0.9.27/libc/misc/internals/__uClibc_main.c 2005-08-13 18:04:09.078682965 -0700 -+++ uClibc-0.9.27/libc/misc/internals/__uClibc_main.c 2005-08-13 18:07:38.159839613 -0700 -@@ -32,6 +32,13 @@ - /* - * Prototypes. - */ -+#if (defined __arm__ || defined __thumb__) && defined __THUMB_INTERWORK__ && defined __linux__ -+/* Because when linking statically the GNU linker provides no glue for -+ * main, so if main is thumb and we are arm or vice versa the static -+ * link fails. -+ */ -+# define main __arm_main -+#endif - extern int main(int argc, char **argv, char **envp); - extern void weak_function _stdio_init(void); - extern int *weak_const_function __errno_location(void); ---- uClibc-0.9.27/libc/sysdeps/linux/arm/Makefile 2005-01-11 23:59:21.000000000 -0800 -+++ uClibc-0.9.27/libc/sysdeps/linux/arm/Makefile 2005-08-13 18:08:08.953777353 -0700 -@@ -25,7 +25,7 @@ - CTOR_TARGETS=$(TOPDIR)lib/crti.o $(TOPDIR)lib/crtn.o - - SSRC=__longjmp.S vfork.S clone.S setjmp.S bsd-setjmp.S \ -- bsd-_setjmp.S sigrestorer.S mmap64.S -+ bsd-_setjmp.S sigrestorer.S mmap64.S mainglue.S - SOBJS=$(patsubst %.S,%.o, $(SSRC)) - - CSRC=brk.c syscall.c ioperm.c sigaction.c ---- uClibc-0.9.27/.pc/thumb-static-main.patch/libc/sysdeps/linux/arm/mainglue.S 2005-08-13 18:20:44.181300825 -0700 -+++ uClibc-0.9.27/libc/sysdeps/linux/arm/mainglue.S 2005-08-13 19:11:05.031390937 -0700 -@@ -0,0 +1,23 @@ -+/* -+ * Apparently the GNU linker doesn't generate the 'glue' code -+ * required for ARM/thumb interwork for the 'main' function - -+ * presumably glibc doesn't need it, but uClibc does. -+ * -+ * We can't provide this stuff, because the linker expects to -+ * have generated the glue code itself and asserts if the code -+ * is not in memory (because it has been read from a pre-existing -+ * definition), therefore we must avoid the glue - so we make -+ * __uClibc_main call __arm_main and define it here (in arm -+ * code). -+ */ -+#if defined __THUMB_INTERWORK__ -+ .text -+ .arm -+ .global __arm_main -+ .type __arm_main, %function -+__arm_main: -+ ldr ip, [pc] -+ bx ip -+ .word main -+ .size __arm_main,.-__arm_main -+#endif |