Introduce and use cache-utils.[ch]

Thanks to Segher Boessenkool and Holis Blanchard.

AIX and Darwin cache inquiry:
http://gcc.gnu.org/ml/gcc-patches/2007-08/msg00388.html

Auxiliary vectors:
http://manugarg.googlepages.com/aboutelfauxiliaryvectors

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5973 c046a42c-6fe2-441c-8c8c-71466251a162

3 files changed, 1 insertions, 42 deletions

diff --git a/tcg/ppc/tcg-target.h b/tcg/ppc/tcg-target.h
index 1bc1dc382..551df9ec9 100644
--- a/tcg/ppc/tcg-target.h
+++ b/tcg/ppc/tcg-target.h
@@ -86,24 +86,3 @@ enum {
 #define TCG_AREG1 TCG_REG_R24
 #define TCG_AREG2 TCG_REG_R25
 #define TCG_AREG3 TCG_REG_R26
-
-/* taken directly from tcg-dyngen.c */
-#define MIN_CACHE_LINE_SIZE 8 /* conservative value */
-
-static inline void flush_icache_range(unsigned long start, unsigned long stop)
-{
-    unsigned long p;
-
-    start &= ~(MIN_CACHE_LINE_SIZE - 1);
-    stop = (stop + MIN_CACHE_LINE_SIZE - 1) & ~(MIN_CACHE_LINE_SIZE - 1);
-
-    for (p = start; p < stop; p += MIN_CACHE_LINE_SIZE) {
-        asm volatile ("dcbst 0,%0" : : "r"(p) : "memory");
-    }
-    asm volatile ("sync" : : : "memory");
-    for (p = start; p < stop; p += MIN_CACHE_LINE_SIZE) {
-        asm volatile ("icbi 0,%0" : : "r"(p) : "memory");
-    }
-    asm volatile ("sync" : : : "memory");
-    asm volatile ("isync" : : : "memory");
-}
diff --git a/tcg/ppc64/tcg-target.h b/tcg/ppc64/tcg-target.h
index 2174db237..eaade01b8 100644
--- a/tcg/ppc64/tcg-target.h
+++ b/tcg/ppc64/tcg-target.h
@@ -82,24 +82,3 @@ enum {
 #define TCG_AREG1 TCG_REG_R24
 #define TCG_AREG2 TCG_REG_R25
 #define TCG_AREG3 TCG_REG_R26
-
-/* taken directly from tcg-dyngen.c */
-#define MIN_CACHE_LINE_SIZE 8 /* conservative value */
-
-static inline void flush_icache_range(unsigned long start, unsigned long stop)
-{
-    unsigned long p;
-
-    start &= ~(MIN_CACHE_LINE_SIZE - 1);
-    stop = (stop + MIN_CACHE_LINE_SIZE - 1) & ~(MIN_CACHE_LINE_SIZE - 1);
-
-    for (p = start; p < stop; p += MIN_CACHE_LINE_SIZE) {
-        asm volatile ("dcbst 0,%0" : : "r"(p) : "memory");
-    }
-    asm volatile ("sync" : : : "memory");
-    for (p = start; p < stop; p += MIN_CACHE_LINE_SIZE) {
-        asm volatile ("icbi 0,%0" : : "r"(p) : "memory");
-    }
-    asm volatile ("sync" : : : "memory");
-    asm volatile ("isync" : : : "memory");
-}
diff --git a/tcg/tcg.c b/tcg/tcg.c
index e3a104cf5..f5399a191 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -43,6 +43,7 @@
 
 #include "config.h"
 #include "qemu-common.h"
+#include "cache-utils.h"
 
 /* Note: the long term plan is to reduce the dependancies on the QEMU
    CPU definitions. Currently they are used for qemu_ld/st