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[sanitizer] Remove the definition of xdr_ops. 

User-visible instances of xdr_ops always seem to be allocated statically, and
don't need unpoisoning. Also, it's size differs between platforms.

llvm-svn: 208851
This commit is contained in:
Evgeniy Stepanov 2014-05-15 07:18:34 +00:00
parent c3d0733cf8
commit f532c5bfd5
3 changed files with 1 additions and 12 deletions
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2
compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors.inc
View File

@ -3636,7 +3636,6 @@ INTERCEPTOR(void, xdrmem_create, __sanitizer_XDR *xdrs, uptr addr,
COMMON_INTERCEPTOR_ENTER(ctx, xdrmem_create, xdrs, addr, size, op);
REAL(xdrmem_create)(xdrs, addr, size, op);
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, xdrs, sizeof(*xdrs));
COMMON_INTERCEPTOR_INITIALIZE_RANGE(xdrs->x_ops, sizeof(*xdrs->x_ops));
if (op == __sanitizer_XDR_ENCODE) {
// It's not obvious how much data individual xdr_ routines write.
// Simply unpoison the entire target buffer in advance.
@ -3649,7 +3648,6 @@ INTERCEPTOR(void, xdrstdio_create, __sanitizer_XDR *xdrs, void *file, int op) {
COMMON_INTERCEPTOR_ENTER(ctx, xdrstdio_create, xdrs, file, op);
REAL(xdrstdio_create)(xdrs, file, op);
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, xdrs, sizeof(*xdrs));
COMMON_INTERCEPTOR_INITIALIZE_RANGE(xdrs->x_ops, sizeof(*xdrs->x_ops));
}
#define XDR_INTERCEPTOR(F, T) \

1
compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.cc
View File

@ -1127,7 +1127,6 @@ CHECK_SIZE_AND_OFFSET(XDR, x_public);
CHECK_SIZE_AND_OFFSET(XDR, x_private);
CHECK_SIZE_AND_OFFSET(XDR, x_base);
CHECK_SIZE_AND_OFFSET(XDR, x_handy);
CHECK_TYPE_SIZE(XDR::xdr_ops);
COMPILER_CHECK(__sanitizer_XDR_ENCODE == XDR_ENCODE);
COMPILER_CHECK(__sanitizer_XDR_DECODE == XDR_DECODE);
COMPILER_CHECK(__sanitizer_XDR_FREE == XDR_FREE);

10
compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h
View File

@ -276,17 +276,9 @@ namespace __sanitizer {
#if SANITIZER_LINUX && !SANITIZER_ANDROID
#if defined(__arm__)
const unsigned kXDROpsNumFuns = 9;
#else
const unsigned kXDROpsNumFuns = 10;
#endif
struct __sanitizer_XDR {
int x_op;
struct xdr_ops {
uptr fns[kXDROpsNumFuns];
} *x_ops;
void *x_ops;
uptr x_public;
uptr x_private;
uptr x_base;