diff options
Diffstat (limited to 'libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc')
| -rw-r--r-- | libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc index 9866cc9e17ae..7bf76c4e7152 100644 --- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc +++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc @@ -121,6 +121,10 @@ # include <asm/ptrace.h> # ifdef __arm__ typedef struct user_fpregs elf_fpregset_t; +# define ARM_VFPREGS_SIZE_ASAN (32 * 8 /*fpregs*/ + 4 /*fpscr*/) +# if !defined(ARM_VFPREGS_SIZE) +# define ARM_VFPREGS_SIZE ARM_VFPREGS_SIZE_ASAN +# endif # endif # endif # include <semaphore.h> @@ -305,23 +309,28 @@ unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr); #if SANITIZER_LINUX && !SANITIZER_ANDROID && \ (defined(__i386) || defined(__x86_64) || defined(__mips64) || \ - defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__)) + defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \ + defined(__s390__)) #if defined(__mips64) || defined(__powerpc64__) || defined(__arm__) unsigned struct_user_regs_struct_sz = sizeof(struct pt_regs); unsigned struct_user_fpregs_struct_sz = sizeof(elf_fpregset_t); #elif defined(__aarch64__) unsigned struct_user_regs_struct_sz = sizeof(struct user_pt_regs); unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fpsimd_state); +#elif defined(__s390__) + unsigned struct_user_regs_struct_sz = sizeof(struct _user_regs_struct); + unsigned struct_user_fpregs_struct_sz = sizeof(struct _user_fpregs_struct); #else unsigned struct_user_regs_struct_sz = sizeof(struct user_regs_struct); unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fpregs_struct); #endif // __mips64 || __powerpc64__ || __aarch64__ #if defined(__x86_64) || defined(__mips64) || defined(__powerpc64__) || \ - defined(__aarch64__) || defined(__arm__) + defined(__aarch64__) || defined(__arm__) || defined(__s390__) unsigned struct_user_fpxregs_struct_sz = 0; #else unsigned struct_user_fpxregs_struct_sz = sizeof(struct user_fpxregs_struct); #endif // __x86_64 || __mips64 || __powerpc64__ || __aarch64__ || __arm__ +// || __s390__ #ifdef __arm__ unsigned struct_user_vfpregs_struct_sz = ARM_VFPREGS_SIZE; #else @@ -926,6 +935,8 @@ unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr); const int si_SEGV_ACCERR = SEGV_ACCERR; } // namespace __sanitizer +using namespace __sanitizer; + COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t)); COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned)); @@ -1049,8 +1060,15 @@ COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction)); // Can't write checks for sa_handler and sa_sigaction due to them being // preprocessor macros. CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask); +#ifndef __GLIBC_PREREQ +#define __GLIBC_PREREQ(x, y) 0 +#endif +#if !defined(__s390x__) || __GLIBC_PREREQ (2, 20) +// On s390x glibc 2.19 and earlier sa_flags was unsigned long, and sa_resv +// didn't exist. CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_flags); -#if SANITIZER_LINUX +#endif +#if SANITIZER_LINUX && (!SANITIZER_ANDROID || !SANITIZER_MIPS32) CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_restorer); #endif @@ -1121,9 +1139,6 @@ CHECK_SIZE_AND_OFFSET(ipc_perm, uid); CHECK_SIZE_AND_OFFSET(ipc_perm, gid); CHECK_SIZE_AND_OFFSET(ipc_perm, cuid); CHECK_SIZE_AND_OFFSET(ipc_perm, cgid); -#ifndef __GLIBC_PREREQ -#define __GLIBC_PREREQ(x, y) 0 -#endif #if !defined(__aarch64__) || !SANITIZER_LINUX || __GLIBC_PREREQ (2, 21) /* On aarch64 glibc 2.20 and earlier provided incorrect mode field. */ CHECK_SIZE_AND_OFFSET(ipc_perm, mode); @@ -1262,4 +1277,8 @@ CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, close); CHECK_TYPE_SIZE(sem_t); #endif +#if SANITIZER_LINUX && defined(__arm__) +COMPILER_CHECK(ARM_VFPREGS_SIZE == ARM_VFPREGS_SIZE_ASAN); +#endif + #endif // SANITIZER_LINUX || SANITIZER_FREEBSD || SANITIZER_MAC |