From 9d1306dd216960a60dfb951c1385bf05b7a20512 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Sat, 18 Dec 1999 23:40:50 +0000
Subject: (CLEAR_CACHE): New macro to force a cache flush.

---
 sysdeps/arm/dl-machine.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'sysdeps')

diff --git a/sysdeps/arm/dl-machine.h b/sysdeps/arm/dl-machine.h
index 2e6faf5d51..de2d0babf5 100644
--- a/sysdeps/arm/dl-machine.h
+++ b/sysdeps/arm/dl-machine.h
@@ -32,6 +32,14 @@
   && VALID_ELF_OSABI (hdr[EI_OSABI]) \
   && VALID_ELF_ABIVERSION (hdr[EI_ABIVERSION])
 
+#define CLEAR_CACHE(BEG,END)						\
+{									\
+  register unsigned long _beg __asm ("a1") = (unsigned long)(BEG);	\
+  register unsigned long _end __asm ("a2") = (unsigned long)((END) - (BEG));\
+  register unsigned long _flg __asm ("a3") = 0;				\
+  __asm __volatile ("swi 0x9f0002");					\
+}
+
 /* Return nonzero iff E_MACHINE is compatible with the running host.  */
 static inline int __attribute__ ((unused))
 elf_machine_matches_host (Elf32_Half e_machine)
-- 
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