Allocate 32 bit memory on OSX/x64 with mmap() hinting.

Must set -pagezero_size, otherwise the lower 4GB are blocked.
2010-03-04 16:27:42 +01:00
parent 3d2abf3148
commit f76e5a311b
2 changed files with 43 additions and 5 deletions
--- a/src/Makefile
+++ b/src/Makefile
@@ -227,6 +227,9 @@ ifeq (Darwin,$(TARGET_SYS))
    TARGET_DYNXLDOPTS=
    TARGET_XSHLDFLAGS+= -install_name $(PREFIX)/lib/$(TARGET_DYLIBNAME)
  endif
+  ifeq (x64,$(TARGET_CCARCH))
+    TARGET_XLDFLAGS+= -pagezero_size 10000 -image_base 100000000
+  endif
 else
  TARGET_XLDFLAGS+= -Wl,-E
  ifeq (Linux,$(TARGET_SYS))