Brendan Shanks : loader: On Mac, move the top-down allocations area down to avoid Rosetta regions.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 720611e28e750b42c7b8d7a2b72047e3027c1ec5
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=720611e28e750b42c7b8d7a2b...

Author: Brendan Shanks <bshanks(a)codeweavers.com>
Date:   Thu Jan 28 14:52:45 2021 -0800

loader: On Mac, move the top-down allocations area down to avoid Rosetta regions.

On Apple Silicon, Rosetta's shared cache starts at 0x7ffe00000000 and
the runtime is mapped below that.
Put the top-down allocation area below the runtime with plenty of room
to spare.

Signed-off-by: Brendan Shanks <bshanks(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 loader/preloader_mac.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/loader/preloader_mac.c b/loader/preloader_mac.c
index 43dc6b2b7e6..d86675538bb 100644
--- a/loader/preloader_mac.c
+++ b/loader/preloader_mac.c
@@ -79,7 +79,7 @@ static struct wine_preload_info preload_info[] =
     { (void *)0x000000010000, 0x00100000 },  /* DOS area */
     { (void *)0x000000110000, 0x67ef0000 },  /* low memory area */
     { (void *)0x00007ff00000, 0x000f0000 },  /* shared user data */
-    { (void *)0x7ffef0000000, 0x01ff0000 },  /* top-down allocations + virtual heap */
+    { (void *)0x7ffd00000000, 0x01ff0000 },  /* top-down allocations + virtual heap */
 #endif /* __i386__ */
     { 0, 0 },                            /* PE exe range set with WINEPRELOADRESERVE */
     { 0, 0 }                             /* end of list */