summaryrefslogtreecommitdiffstats
path: root/meta/recipes-core/eglibc/eglibc-2.12/armv4t-interworking.patch
diff options
context:
space:
mode:
Diffstat (limited to 'meta/recipes-core/eglibc/eglibc-2.12/armv4t-interworking.patch')
-rw-r--r--meta/recipes-core/eglibc/eglibc-2.12/armv4t-interworking.patch78
1 files changed, 78 insertions, 0 deletions
diff --git a/meta/recipes-core/eglibc/eglibc-2.12/armv4t-interworking.patch b/meta/recipes-core/eglibc/eglibc-2.12/armv4t-interworking.patch
new file mode 100644
index 0000000..6ab3061
--- /dev/null
+++ b/meta/recipes-core/eglibc/eglibc-2.12/armv4t-interworking.patch
@@ -0,0 +1,78 @@
+Index: libc/ports/sysdeps/arm/memcpy.S
+===================================================================
+--- libc.orig/ports/sysdeps/arm/memcpy.S 2009-09-03 16:12:00.000000000 -0700
++++ libc/ports/sysdeps/arm/memcpy.S 2009-10-28 12:51:22.000000000 -0700
+@@ -130,7 +130,12 @@ ENTRY(memcpy)
+ strcsb r4, [r0], #1
+ strcsb ip, [r0]
+
++#if defined (__ARM_ARCH_4T__) && defined(__THUMB_INTERWORK__)
++ ldmfd sp!, {r0, r4, lr}
++ bx lr
++#else
+ ldmfd sp!, {r0, r4, pc}
++#endif
+
+ 9: rsb ip, ip, #4
+ cmp ip, #2
+Index: libc/ports/sysdeps/arm/memmove.S
+===================================================================
+--- libc.orig/ports/sysdeps/arm/memmove.S 2009-09-03 16:12:00.000000000 -0700
++++ libc/ports/sysdeps/arm/memmove.S 2009-10-28 12:51:22.000000000 -0700
+@@ -144,7 +144,12 @@ ENTRY(memmove)
+ strneb r3, [r0, #-1]!
+ strcsb r4, [r0, #-1]!
+ strcsb ip, [r0, #-1]
++#if defined (__ARM_ARCH_4T__) && defined (__THUMB_INTERWORK__)
++ ldmfd sp!, {r0, r4, lr}
++ bx lr
++#else
+ ldmfd sp!, {r0, r4, pc}
++#endif
+
+ 9: cmp ip, #2
+ ldrgtb r3, [r1, #-1]!
+Index: libc/ports/sysdeps/unix/sysv/linux/arm/clone.S
+===================================================================
+--- libc.orig/ports/sysdeps/unix/sysv/linux/arm/clone.S 2009-09-03 16:12:04.000000000 -0700
++++ libc/ports/sysdeps/unix/sysv/linux/arm/clone.S 2009-10-28 12:51:22.000000000 -0700
+@@ -96,8 +96,14 @@ ENTRY(__clone)
+ #endif
+ @ pick the function arg and call address off the stack and execute
+ ldr r0, [sp, #4]
++#if defined(__ARM_ARCH_4T__) && defined(__THUMB_INTERWORK__)
++ ldr ip, [sp], #8
++ mov lr, pc
++ bx ip
++#else
+ mov lr, pc
+ ldr pc, [sp], #8
++#endif
+
+ @ and we are done, passing the return value through r0
+ b PLTJMP(HIDDEN_JUMPTARGET(_exit))
+Index: libc/ports/sysdeps/unix/sysv/linux/arm/sysdep.h
+===================================================================
+--- libc.orig/ports/sysdeps/unix/sysv/linux/arm/sysdep.h 2009-09-16 13:58:18.000000000 +0100
++++ libc/ports/sysdeps/unix/sysv/linux/arm/sysdep.h 2009-11-03 19:17:16.000000000 +0000
+@@ -129,6 +129,11 @@
+ DO_RET(lr); \
+ 1: .word C_SYMBOL_NAME(rtld_errno) - 0b - 8;
+ # else
++#if defined(__ARM_ARCH_4T__) && defined(__THUMB_INTERWORK__)
++#define POP_PC ldr lr, [sp], #4; bx lr
++#else
++#define POP_PC ldr pc, [sp], #4
++#endif
+ # define SYSCALL_ERROR_HANDLER \
+ __local_syscall_error: \
+ str lr, [sp, #-4]!; \
+@@ -138,7 +143,7 @@
+ rsb r1, r1, #0; \
+ str r1, [r0]; \
+ mvn r0, #0; \
+- ldr pc, [sp], #4;
++ POP_PC;
+ # endif
+ #else
+ # define SYSCALL_ERROR_HANDLER /* Nothing here; code in sysdep.S is used. */
OpenPOWER on IntegriCloud