mirror of
https://github.com/gperftools/gperftools
synced 2025-02-16 11:47:07 +00:00
Bryan Chan
parent
bab7753aad
commit
644a6bdbdb
@ -51,6 +51,13 @@ case "$host" in
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*-darwin*) default_enable_heap_checker=no;;
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esac
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# Currently only backtrace works on s390x.
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [return __s390x__])],
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[default_enable_libunwind=no
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default_enable_backtrace=yes],
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[default_enable_libunwind=yes
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default_enable_backtrace=no])
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# Disable libunwind linking on ppc64 by default.
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [return __PPC64__])],
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[default_enable_libunwind=no
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@ -92,7 +99,7 @@ AC_ARG_ENABLE([stacktrace-via-backtrace],
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[AS_HELP_STRING([--enable-stacktrace-via-backtrace],
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[enable use of backtrace() for stacktrace capturing (may deadlock)])],
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[enable_backtrace=yes],
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[])
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[enable_backtrace="$default_enable_backtrace"])
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AC_ARG_ENABLE([libunwind],
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[AS_HELP_STRING([--enable-libunwind],
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[enable libunwind linking])],
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@ -27,6 +27,7 @@ AC_DEFUN([AC_PC_FROM_UCONTEXT],
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pc_fields="$pc_fields uc_mcontext.sc_ip" # Linux (ia64)
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pc_fields="$pc_fields uc_mcontext.pc" # Linux (mips)
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pc_fields="$pc_fields uc_mcontext.uc_regs->gregs[[PT_NIP]]" # Linux (ppc)
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pc_fields="$pc_fields uc_mcontext.psw.addr" # Linux (s390x)
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pc_fields="$pc_fields uc_mcontext.gregs[[R15]]" # Linux (arm old [untested])
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pc_fields="$pc_fields uc_mcontext.arm_pc" # Linux (arm arch 5)
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pc_fields="$pc_fields uc_mcontext.gp_regs[[PT_NIP]]" # Suse SLES 11 (ppc64)
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@ -357,6 +357,8 @@ class AssignAttributeStartEnd {
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# elif (defined(__aarch64__))
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# define CACHELINE_ALIGNED __attribute__((aligned(64)))
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// implementation specific, Cortex-A53 and 57 should have 64 bytes
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# elif (defined(__s390x__))
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# define CACHELINE_ALIGNED __attribute__((aligned(256)))
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# else
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# error Could not determine cache line length - unknown architecture
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# endif
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@ -130,11 +130,13 @@
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#ifndef SYS_LINUX_SYSCALL_SUPPORT_H
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#define SYS_LINUX_SYSCALL_SUPPORT_H
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/* We currently only support x86-32, x86-64, ARM, MIPS, PPC/PPC64 and Aarch64 on Linux.
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/* We currently only support x86-32, x86-64, ARM, MIPS, PPC/PPC64, Aarch64 and s390x on Linux.
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* Porting to other related platforms should not be difficult.
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*/
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#if (defined(__i386__) || defined(__x86_64__) || defined(__arm__) || \
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defined(__mips__) || defined(__PPC__) || defined(__aarch64__)) && defined(__linux)
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defined(__mips__) || defined(__PPC__) || \
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defined(__aarch64__) || defined(__s390x__)) \
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&& (defined(__linux))
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#ifndef SYS_CPLUSPLUS
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#ifdef __cplusplus
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@ -259,6 +261,8 @@ struct kernel_old_sigaction {
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} __attribute__((packed,aligned(4)));
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#elif (defined(__mips__) && _MIPS_SIM == _MIPS_SIM_ABI32)
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#define kernel_old_sigaction kernel_sigaction
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#elif defined(__aarch64__) || defined(__s390x__)
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// No kernel_old_sigaction defined for arm64 or s390x.
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#endif
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/* Some kernel functions (e.g. sigaction() in 2.6.23) require that the
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@ -373,7 +377,7 @@ struct kernel_stat64 {
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};
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#endif
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/* include/asm-{arm,generic,i386,mips,x86_64,ppc}/stat.h */
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/* include/asm-{arm,generic,i386,mips,x86_64,ppc,s390}/stat.h */
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#if defined(__i386__) || defined(__arm__)
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struct kernel_stat {
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/* The kernel headers suggest that st_dev and st_rdev should be 32bit
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@ -489,6 +493,27 @@ struct kernel_stat {
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unsigned int __unused4;
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unsigned int __unused5;
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};
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#elif defined(__s390x__)
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struct kernel_stat {
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unsigned long st_dev;
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unsigned long st_ino;
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unsigned long st_nlink;
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unsigned int st_mode;
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unsigned int st_uid;
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unsigned int st_gid;
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unsigned int __pad1;
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unsigned long st_rdev;
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unsigned long st_size;
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unsigned long st_atime_;
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unsigned long st_atime_nsec_;
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unsigned long st_mtime_;
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unsigned long st_mtime_nsec_;
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unsigned long st_ctime_;
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unsigned long st_ctime_nsec_;
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unsigned long st_blksize;
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long st_blocks;
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unsigned long __unused[3];
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};
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#endif
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@ -703,6 +728,134 @@ struct kernel_stat {
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#define __NR_fstatat 79
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#endif
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/* End of aarch64 defininitions */
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#elif defined(__s390x__)
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#ifndef __NR_quotactl
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#define __NR_quotactl 131
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#endif
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#ifndef __NR_rt_sigreturn
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#define __NR_rt_sigreturn 173
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#endif
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#ifndef __NR_rt_sigaction
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#define __NR_rt_sigaction 174
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#endif
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#ifndef __NR_rt_sigprocmask
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#define __NR_rt_sigprocmask 175
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#endif
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#ifndef __NR_rt_sigpending
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#define __NR_rt_sigpending 176
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#endif
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#ifndef __NR_rt_sigsuspend
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#define __NR_rt_sigsuspend 179
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#endif
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#ifndef __NR_pread64
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#define __NR_pread64 180
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#endif
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#ifndef __NR_pwrite64
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#define __NR_pwrite64 181
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#endif
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#ifndef __NR_getrlimit
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#define __NR_getrlimit 191
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#endif
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#ifndef __NR_setresuid
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#define __NR_setresuid 208
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#endif
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#ifndef __NR_getresuid
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#define __NR_getresuid 209
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#endif
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#ifndef __NR_setresgid
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#define __NR_setresgid 210
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#endif
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#ifndef __NR_getresgid
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#define __NR_getresgid 211
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#endif
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#ifndef __NR_setfsuid
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#define __NR_setfsuid 215
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#endif
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#ifndef __NR_setfsgid
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#define __NR_setfsgid 216
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#endif
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#ifndef __NR_getdents64
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#define __NR_getdents64 220
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#endif
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#ifndef __NR_readahead
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#define __NR_readahead 222
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#endif
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#ifndef __NR_setxattr
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#define __NR_setxattr 224
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#endif
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#ifndef __NR_lsetxattr
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#define __NR_lsetxattr 225
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#endif
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#ifndef __NR_getxattr
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#define __NR_getxattr 227
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#endif
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#ifndef __NR_lgetxattr
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#define __NR_lgetxattr 228
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#endif
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#ifndef __NR_listxattr
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#define __NR_listxattr 230
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#endif
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#ifndef __NR_llistxattr
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#define __NR_llistxattr 231
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#endif
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#ifndef __NR_gettid
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#define __NR_gettid 236
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#endif
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#ifndef __NR_tkill
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#define __NR_tkill 237
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#endif
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#ifndef __NR_futex
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#define __NR_futex 238
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#endif
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#ifndef __NR_sched_setaffinity
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#define __NR_sched_setaffinity 239
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#endif
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#ifndef __NR_sched_getaffinity
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#define __NR_sched_getaffinity 240
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#endif
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#ifndef __NR_set_tid_address
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#define __NR_set_tid_address 252
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#endif
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#ifndef __NR_fadvise64
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#define __NR_fadvise64 253
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#endif
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#ifndef __NR_clock_gettime
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#define __NR_clock_gettime 260
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#endif
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#ifndef __NR_clock_getres
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#define __NR_clock_getres 261
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#endif
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#ifndef __NR_statfs64
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#define __NR_statfs64 265
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#endif
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#ifndef __NR_fstatfs64
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#define __NR_fstatfs64 266
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#endif
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#ifndef __NR_ioprio_set
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#define __NR_ioprio_set 282
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#endif
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#ifndef __NR_ioprio_get
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#define __NR_ioprio_get 283
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#endif
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#ifndef __NR_openat
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#define __NR_openat 288
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#endif
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#ifndef __NR_newfstatat
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#define __NR_newfstatat 293
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#endif
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#ifndef __NR_unlinkat
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#define __NR_unlinkat 294
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#endif
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#ifndef __NR_move_pages
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#define __NR_move_pages 310
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#endif
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#ifndef __NR_getcpu
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#define __NR_getcpu 311
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#endif
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#ifndef __NR_fallocate
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#define __NR_fallocate 314
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#endif
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/* End of s390x definitions */
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#endif
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@ -766,7 +919,7 @@ struct kernel_stat {
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#undef LSS_RETURN
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#if (defined(__i386__) || defined(__x86_64__) || defined(__arm__) || \
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defined(__aarch64__))
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defined(__aarch64__) || defined(__s390x__))
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/* Failing system calls return a negative result in the range of
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* -1..-4095. These are "errno" values with the sign inverted.
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*/
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@ -2083,6 +2236,116 @@ struct kernel_stat {
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}
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LSS_RETURN(int, __res);
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}
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#elif defined(__s390x__)
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#undef LSS_REG
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#define LSS_REG(r, a) register unsigned long __r##r __asm__("r"#r) = (unsigned long) a
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#undef LSS_BODY
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#define LSS_BODY(type, name, args...) \
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register long __res_r2 __asm__("r2"); \
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long __res; \
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__asm__ __volatile__ \
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("lgfi %%r1, %1\n\t" \
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"svc 0\n\t" \
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: "=&r"(__res_r2) \
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: "i"(__NR_##name), ## args \
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: "r1", "memory"); \
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__res = __res_r2; \
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LSS_RETURN(type, __res)
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#undef _syscall0
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#define _syscall0(type, name) \
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type LSS_NAME(name)(void) { \
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LSS_BODY(type, name); \
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}
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#undef _syscall1
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#define _syscall1(type, name, type1, arg1) \
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type LSS_NAME(name)(type1 arg1) { \
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LSS_REG(2, arg1); \
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LSS_BODY(type, name, "0"(__r2)); \
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}
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#undef _syscall2
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#define _syscall2(type, name, type1, arg1, type2, arg2) \
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type LSS_NAME(name)(type1 arg1, type2 arg2) { \
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LSS_REG(2, arg1); LSS_REG(3, arg2); \
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LSS_BODY(type, name, "0"(__r2), "r"(__r3)); \
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}
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#undef _syscall3
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#define _syscall3(type, name, type1, arg1, type2, arg2, type3, arg3) \
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type LSS_NAME(name)(type1 arg1, type2 arg2, type3 arg3) { \
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LSS_REG(2, arg1); LSS_REG(3, arg2); LSS_REG(4, arg3); \
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LSS_BODY(type, name, "0"(__r2), "r"(__r3), "r"(__r4)); \
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}
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#undef _syscall4
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#define _syscall4(type, name, type1, arg1, type2, arg2, type3, arg3, \
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type4, arg4) \
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type LSS_NAME(name)(type1 arg1, type2 arg2, type3 arg3, \
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type4 arg4) { \
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LSS_REG(2, arg1); LSS_REG(3, arg2); LSS_REG(4, arg3); \
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LSS_REG(5, arg4); \
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LSS_BODY(type, name, "0"(__r2), "r"(__r3), "r"(__r4), \
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"r"(__r5)); \
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}
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#undef _syscall5
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#define _syscall5(type, name, type1, arg1, type2, arg2, type3, arg3, \
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type4, arg4, type5, arg5) \
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type LSS_NAME(name)(type1 arg1, type2 arg2, type3 arg3, \
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type4 arg4, type5 arg5) { \
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LSS_REG(2, arg1); LSS_REG(3, arg2); LSS_REG(4, arg3); \
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LSS_REG(5, arg4); LSS_REG(6, arg5); \
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LSS_BODY(type, name, "0"(__r2), "r"(__r3), "r"(__r4), \
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"r"(__r5), "r"(__r6)); \
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}
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#undef _syscall6
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#define _syscall6(type, name, type1, arg1, type2, arg2, type3, arg3, \
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type4, arg4, type5, arg5, type6, arg6) \
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type LSS_NAME(name)(type1 arg1, type2 arg2, type3 arg3, \
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type4 arg4, type5 arg5, type6 arg6) { \
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LSS_REG(2, arg1); LSS_REG(3, arg2); LSS_REG(4, arg3); \
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LSS_REG(5, arg4); LSS_REG(6, arg5); LSS_REG(7, arg6); \
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LSS_BODY(type, name, "0"(__r2), "r"(__r3), "r"(__r4), \
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"r"(__r5), "r"(__r6), "r"(__r7)); \
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}
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LSS_INLINE int LSS_NAME(clone)(int (*fn)(void *), void *child_stack,
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int flags, void *arg, int *parent_tidptr,
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void *newtls, int *child_tidptr) {
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long __ret;
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{
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register int (*__fn)(void *) __asm__ ("r1") = fn;
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register void *__cstack __asm__ ("r2") = child_stack;
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register int __flags __asm__ ("r3") = flags;
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register void *__arg __asm__ ("r0") = arg;
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register int *__ptidptr __asm__ ("r4") = parent_tidptr;
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register void *__newtls __asm__ ("r6") = newtls;
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register int *__ctidptr __asm__ ("r5") = child_tidptr;
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__asm__ __volatile__ (
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/* arg already in r0 */
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"ltgr %4, %4\n\t" /* check fn, which is already in r1 */
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"jz 1f\n\t" /* NULL function pointer, return -EINVAL */
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"ltgr %5, %5\n\t" /* check child_stack, which is already in r2 */
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"jz 1f\n\t" /* NULL stack pointer, return -EINVAL */
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/* flags already in r3 */
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/* parent_tidptr already in r4 */
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/* child_tidptr already in r5 */
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/* newtls already in r6 */
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"svc %2\n\t" /* invoke clone syscall */
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"ltgr %0, %%r2\n\t" /* load return code into __ret and test */
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"jnz 1f\n\t" /* return to parent if non-zero */
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/* start child thread */
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"lgr %%r2, %7\n\t" /* set first parameter to void *arg */
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"aghi %%r15, -160\n\t" /* make room on the stack for the save area */
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"xc 0(8,%%r15), 0(%%r15)\n\t"
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"basr %%r14, %4\n\t" /* jump to fn */
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"svc %3\n" /* invoke exit syscall */
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"1:\n"
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: "=r" (__ret)
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: "0" (-EINVAL), "i" (__NR_clone), "i" (__NR_exit),
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"r" (__fn), "r" (__cstack), "r" (__flags), "r" (__arg),
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"r" (__ptidptr), "r" (__newtls), "r" (__ctidptr)
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: "cc", "r14", "memory"
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);
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}
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LSS_RETURN(int, __ret);
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}
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#endif
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#define __NR__exit __NR_exit
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#define __NR__gettid __NR_gettid
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@ -2165,7 +2428,10 @@ struct kernel_stat {
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LSS_INLINE _syscall3(int, socket, int, d,
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int, t, int, p)
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#endif
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#if defined(__x86_64__)
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#if defined(__x86_64__) || defined(__s390x__)
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#if defined(__s390x__)
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LSS_INLINE _syscall1(void*, mmap, void*, a)
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#else
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/* Need to make sure __off64_t isn't truncated to 32-bits under x32. */
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LSS_INLINE void* LSS_NAME(mmap)(void *s, size_t l, int p, int f, int d,
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__off64_t o) {
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@ -2173,10 +2439,12 @@ struct kernel_stat {
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LSS_SYSCALL_ARG(p), LSS_SYSCALL_ARG(f),
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LSS_SYSCALL_ARG(d), (uint64_t)(o));
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}
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#endif
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LSS_INLINE int LSS_NAME(sigaction)(int signum,
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const struct kernel_sigaction *act,
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struct kernel_sigaction *oldact) {
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#if defined(__x86_64__)
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/* On x86_64, the kernel requires us to always set our own
|
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* SA_RESTORER in order to be able to return from a signal handler.
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* This function must have a "magic" signature that the "gdb"
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@ -2188,7 +2456,9 @@ struct kernel_stat {
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a.sa_restorer = LSS_NAME(restore_rt)();
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return LSS_NAME(rt_sigaction)(signum, &a, oldact,
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(KERNEL_NSIG+7)/8);
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} else {
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} else
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#endif
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{
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return LSS_NAME(rt_sigaction)(signum, act, oldact,
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(KERNEL_NSIG+7)/8);
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}
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@ -2387,13 +2657,14 @@ struct kernel_stat {
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#if defined(__i386__) || \
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defined(__PPC__) || \
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(defined(__arm__) && !defined(__ARM_EABI__)) || \
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(defined(__mips__) && _MIPS_SIM == _MIPS_SIM_ABI32)
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(defined(__mips__) && _MIPS_SIM == _MIPS_SIM_ABI32) || \
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defined(__s390x__)
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/* See sys_socketcall in net/socket.c in kernel source.
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* It de-multiplexes on its first arg and unpacks the arglist
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* array in its second arg.
|
||||
*/
|
||||
LSS_INLINE _syscall2(long, socketcall, int, c, unsigned long*, a)
|
||||
LSS_INLINE _syscall2(int, socketcall, int, c, unsigned long*, a)
|
||||
|
||||
LSS_INLINE int LSS_NAME(socket)(int domain, int type, int protocol) {
|
||||
unsigned long args[3] = {
|
||||
|
||||
@ -41,7 +41,8 @@
|
||||
* related platforms should not be difficult.
|
||||
*/
|
||||
#if (defined(__i386__) || defined(__x86_64__) || defined(__ARM_ARCH_3__) || \
|
||||
defined(__mips__) || defined(__PPC__) || defined(__aarch64__)) && defined(__linux)
|
||||
defined(__mips__) || defined(__PPC__) || defined(__aarch64__) || \
|
||||
defined(__s390x__)) && defined(__linux)
|
||||
|
||||
/* Define the THREADS symbol to make sure that there is exactly one core dumper
|
||||
* built into the library.
|
||||
|
||||
@ -119,6 +119,20 @@ static inline void* do_mmap64(void *start, size_t length,
|
||||
|
||||
#define MALLOC_HOOK_HAVE_DO_MMAP64 1
|
||||
|
||||
#elif defined(__s390x__)
|
||||
|
||||
static inline void* do_mmap64(void *start, size_t length,
|
||||
int prot, int flags,
|
||||
int fd, __off64_t offset) __THROW {
|
||||
// mmap on s390x uses the old syscall interface
|
||||
unsigned long args[6] = { (unsigned long) start, (unsigned long) length,
|
||||
(unsigned long) prot, (unsigned long) flags,
|
||||
(unsigned long) fd, (unsigned long) offset };
|
||||
return sys_mmap(args);
|
||||
}
|
||||
|
||||
#define MALLOC_HOOK_HAVE_DO_MMAP64 1
|
||||
|
||||
#endif // #if defined(__x86_64__)
|
||||
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user