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| author | Florian Weimer <fweimer@redhat.com> | 2016-10-28 17:04:57 +0200 |
|---|---|---|
| committer | Florian Weimer <fweimer@redhat.com> | 2016-10-28 17:09:09 +0200 |
| commit | 6b1df8b27f7c48d3933b152c0edc9493b199df84 (patch) | |
| tree | 3aa33bc29ee5d71c884eb54adebe2fee9f522ce8 /sysdeps | |
| parent | a0f83f0b4f3a0008bf98bd416bc6a2b7a5256622 (diff) | |
| download | glibc-6b1df8b27f7c48d3933b152c0edc9493b199df84.tar.gz glibc-6b1df8b27f7c48d3933b152c0edc9493b199df84.tar.xz glibc-6b1df8b27f7c48d3933b152c0edc9493b199df84.zip | |
i386: Support CFLAGS which imply -fno-omit-frame-pointer [BZ #20729]
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/Makefile | 47 |
1 files changed, 35 insertions, 12 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/Makefile b/sysdeps/unix/sysv/linux/i386/Makefile index 6073a9fe04..2596cdfbb2 100644 --- a/sysdeps/unix/sysv/linux/i386/Makefile +++ b/sysdeps/unix/sysv/linux/i386/Makefile @@ -1,21 +1,26 @@ # The default ABI is 32. default-abi := 32 +# %ebp is used to pass the 6th argument to system calls, so these +# system calls are incompatible with a frame pointer. +uses-6-syscall-arguments = -fomit-frame-pointer + ifeq ($(subdir),misc) sysdep_routines += ioperm iopl vm86 -# %ebp may be used to pass the 6th argument to syscall. -CFLAGS-epoll_pwait.o += -fomit-frame-pointer -CFLAGS-epoll_pwait.os += -fomit-frame-pointer -CFLAGS-mmap.o += -fomit-frame-pointer -CFLAGS-mmap.os += -fomit-frame-pointer -CFLAGS-mmap64.o += -fomit-frame-pointer -CFLAGS-mmap64.os += -fomit-frame-pointer +CFLAGS-epoll_pwait.o += $(uses-6-syscall-arguments) +CFLAGS-epoll_pwait.os += $(uses-6-syscall-arguments) +CFLAGS-mmap.o += $(uses-6-syscall-arguments) +CFLAGS-mmap.os += $(uses-6-syscall-arguments) +CFLAGS-mmap64.o += $(uses-6-syscall-arguments) +CFLAGS-mmap64.os += $(uses-6-syscall-arguments) +CFLAGS-pselect.o += $(uses-6-syscall-arguments) +CFLAGS-pselect.os += $(uses-6-syscall-arguments) +CFLAGS-rtld-mmap.os += $(uses-6-syscall-arguments) endif ifeq ($(subdir),sysvipc) -# %ebp may be used to pass the 6th argument to syscall. -CFLAGS-semtimedop.o += -fomit-frame-pointer -CFLAGS-semtimedop.os += -fomit-frame-pointer +CFLAGS-semtimedop.o += $(uses-6-syscall-arguments) +CFLAGS-semtimedop.os += $(uses-6-syscall-arguments) endif ifeq ($(subdir),elf) @@ -23,12 +28,22 @@ sysdep-others += lddlibc4 install-bin += lddlibc4 endif -# fallocate, posix_fallocate use six-argument inline syscalls. ifeq ($(subdir),io) sysdep_routines += libc-do-syscall +CFLAGS-posix_fadvise64.o += $(uses-6-syscall-arguments) +CFLAGS-posix_fadvise64.os += $(uses-6-syscall-arguments) +CFLAGS-posix_fallocate.o += $(uses-6-syscall-arguments) +CFLAGS-posix_fallocate.os += $(uses-6-syscall-arguments) +CFLAGS-posix_fallocate64.o += $(uses-6-syscall-arguments) +CFLAGS-posix_fallocate64.os += $(uses-6-syscall-arguments) +CFLAGS-sync_file_range.o += $(uses-6-syscall-arguments) +CFLAGS-sync_file_range.os += $(uses-6-syscall-arguments) +CFLAGS-fallocate.o += $(uses-6-syscall-arguments) +CFLAGS-fallocate.os += $(uses-6-syscall-arguments) +CFLAGS-fallocate64.o += $(uses-6-syscall-arguments) +CFLAGS-fallocate64.os += $(uses-6-syscall-arguments) endif -# libpthread uses six-argument inline syscalls. ifeq ($(subdir),nptl) libpthread-sysdep_routines += libc-do-syscall libpthread-shared-only-routines += libc-do-syscall @@ -50,6 +65,14 @@ ifeq ($(subdir),nptl) # pull in __syscall_error routine libpthread-routines += sysdep libpthread-shared-only-routines += sysdep +CFLAGS-pthread_rwlock_timedrdlock.o += $(uses-6-syscall-arguments) +CFLAGS-pthread_rwlock_timedrdlock.os += $(uses-6-syscall-arguments) +CFLAGS-pthread_rwlock_timedwrlock.o += $(uses-6-syscall-arguments) +CFLAGS-pthread_rwlock_timedwrlock.os += $(uses-6-syscall-arguments) +CFLAGS-sem_wait.o += $(uses-6-syscall-arguments) +CFLAGS-sem_wait.os += $(uses-6-syscall-arguments) +CFLAGS-sem_timedwait.o += $(uses-6-syscall-arguments) +CFLAGS-sem_timedwait.os += $(uses-6-syscall-arguments) endif ifeq ($(subdir),rt) |