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[PATCH 3/4] Use 64-bit system types for x86-64


x32 uses the same file system calls as x86-64.  This patch fixes it
for x32.  Tested on x32, x86-64 and x86.  Please install it.

Thanks.


H.J.
---
 libsanitizer/ChangeLog.x32                                 | 14 ++++++++++++++
 .../sanitizer_common/sanitizer_platform_limits_linux.cc    |  2 +-
 .../sanitizer_common/sanitizer_platform_limits_posix.h     |  7 ++++---
 3 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/libsanitizer/ChangeLog.x32 b/libsanitizer/ChangeLog.x32
index 40b185d..51d0fd4 100644
--- a/libsanitizer/ChangeLog.x32
+++ b/libsanitizer/ChangeLog.x32
@@ -1,5 +1,19 @@
 2013-11-05  H.J. Lu  <hongjiu.lu@intel.com>
 
+	* sanitizer_common/sanitizer_platform_limits_linux.cc
+	(struct_kernel_stat64_sz): Initialize to 0 if __x86_64__ is
+	defined.
+	* sanitizer_common/sanitizer_platform_limits_posix.h
+	(__sanitizer_dirent): Use 64-bit d_ino/d_off if __x86_64__ is
+	defined.
+	(__sanitizer___kernel_uid_t): Typedef as unsigned if __x86_64__
+	is defined.
+	(__sanitizer___kernel_gid_t): Likewise.
+	(__sanitizer___kernel_off_t): Typedef as long long if __x86_64__
+	is defined.
+
+2013-11-05  H.J. Lu  <hongjiu.lu@intel.com>
+
 	* sanitizer_common/sanitizer_linux.cc (internal_clone): Allocate
 	2 64-bit integers to save and restore fn and arg.  Properly load
 	newtls/child_tidptr into r8/r10.
diff --git a/libsanitizer/sanitizer_common/sanitizer_platform_limits_linux.cc b/libsanitizer/sanitizer_common/sanitizer_platform_limits_linux.cc
index fbea596..9870243 100644
--- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_linux.cc
+++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_linux.cc
@@ -31,7 +31,7 @@ namespace __sanitizer {
   unsigned struct_io_event_sz = sizeof(struct io_event);
   unsigned struct_iocb_sz = sizeof(struct iocb);
 
-#ifndef _LP64
+#if !defined(_LP64) && !defined(__x86_64__)
   unsigned struct_kernel_stat64_sz = sizeof(struct stat64);
 #else
   unsigned struct_kernel_stat64_sz = 0;
diff --git a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h
index 007b4ec..67c459c 100644
--- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h
+++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h
@@ -133,7 +133,7 @@ namespace __sanitizer {
     unsigned short d_reclen;
     // more fields that we don't care about
   };
-#elif SANITIZER_ANDROID
+#elif SANITIZER_ANDROID || defined(__x86_64__)
   struct __sanitizer_dirent {
     unsigned long long d_ino;
     unsigned long long d_off;
@@ -159,16 +159,17 @@ namespace __sanitizer {
 #endif
 
 #if SANITIZER_LINUX
-#ifdef _LP64
+#if defined(_LP64) || defined(__x86_64__)
   typedef unsigned __sanitizer___kernel_uid_t;
   typedef unsigned __sanitizer___kernel_gid_t;
+  typedef long long __sanitizer___kernel_off_t;
 #else
   typedef unsigned short __sanitizer___kernel_uid_t;
   typedef unsigned short __sanitizer___kernel_gid_t;
+  typedef long __sanitizer___kernel_off_t;
 #endif
   typedef unsigned short __sanitizer___kernel_old_uid_t;
   typedef unsigned short __sanitizer___kernel_old_gid_t;
-  typedef long __sanitizer___kernel_off_t;
   typedef long long __sanitizer___kernel_loff_t;
   typedef struct {
     unsigned long fds_bits[1024 / (8 * sizeof(long))];
-- 
1.8.3.1


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