Changeset 08f3ad3


Ignore:
Timestamp:
Sep 21, 2020, 11:37:28 PM (3 years ago)
Author:
Peter A. Buhr <pabuhr@…>
Branches:
ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum
Children:
7a80113
Parents:
31a6f38 (diff), ace2e92 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Message:

Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc into master

Files:
8 added
23 edited
1 moved

Legend:

Unmodified
Added
Removed

  • Jenkinsfile

    r31a6f38 r08f3ad3  
    102102
    103103                echo GitLogMessage()
    104 
    105                 // This is a complete hack but it solves problems with automake thinking it needs to regenerate makefiles
    106                 // We fudged automake/missing to handle that but automake stills bakes prints inside the makefiles
    107                 // and these cause more problems.
    108                 sh 'find . -name Makefile.in -exec touch {} +'
    109104        }
    110105}
    … …  
    465460                                        description: 'Which compiler to use',                                   \
    466461                                        name: 'Compiler',                                                                       \
    467                                         choices: 'gcc-9\ngcc-8\ngcc-7\ngcc-6\ngcc-5\ngcc-4.9\nclang',                                   \
     462                                        choices: 'gcc-9\ngcc-8\ngcc-7\ngcc-6\ngcc-5\ngcc-4.9\nclang',   \
    468463                                        defaultValue: 'gcc-8',                                                          \
    469464                                ],                                                                                              \

  • libcfa/configure.ac

    r31a6f38 r08f3ad3  
    166166AH_TEMPLATE([CFA_HAVE_IORING_OP_PROVIDE_BUFFERS],[Defined if io_uring support is present when compiling libcfathread and supports the operation IORING_OP_PROVIDE_BUFFERS.])
    167167AH_TEMPLATE([CFA_HAVE_IORING_OP_REMOVE_BUFFER],[Defined if io_uring support is present when compiling libcfathread and supports the operation IORING_OP_REMOVE_BUFFER.])
     168AH_TEMPLATE([CFA_HAVE_IORING_OP_TEE],[Defined if io_uring support is present when compiling libcfathread and supports the operation IORING_OP_TEE.])
    168169AH_TEMPLATE([CFA_HAVE_IOSQE_FIXED_FILE],[Defined if io_uring support is present when compiling libcfathread and supports the flag FIXED_FILE.])
    169170AH_TEMPLATE([CFA_HAVE_IOSQE_IO_DRAIN],[Defined if io_uring support is present when compiling libcfathread and supports the flag IO_DRAIN.])
    … …  
    173174AH_TEMPLATE([CFA_HAVE_SPLICE_F_FD_IN_FIXED],[Defined if io_uring support is present when compiling libcfathread and supports the flag SPLICE_F_FD_IN_FIXED.])
    174175AH_TEMPLATE([CFA_HAVE_IORING_SETUP_ATTACH_WQ],[Defined if io_uring support is present when compiling libcfathread and supports the flag IORING_SETUP_ATTACH_WQ.])
    175 AH_TEMPLATE([HAVE_PREADV2],[Defined if preadv2 support is present when compiling libcfathread.])
    176 AH_TEMPLATE([HAVE_PWRITEV2],[Defined if pwritev2 support is present when compiling libcfathread.])
     176AH_TEMPLATE([CFA_HAVE_PREADV2],[Defined if preadv2 support is present when compiling libcfathread.])
     177AH_TEMPLATE([CFA_HAVE_PWRITEV2],[Defined if pwritev2 support is present when compiling libcfathread.])
     178AH_TEMPLATE([CFA_HAVE_PWRITEV2],[Defined if pwritev2 support is present when compiling libcfathread.])
     179AH_TEMPLATE([CFA_HAVE_STATX],[Defined if statx support is present when compiling libcfathread.])
     180AH_TEMPLATE([CFA_HAVE_OPENAT2],[Defined if openat2 support is present when compiling libcfathread.])
    177181AH_TEMPLATE([__CFA_NO_STATISTICS__],[Defined if libcfathread was compiled without support for statistics.])
    178182
    179 define(ioring_ops, [IORING_OP_NOP,IORING_OP_READV,IORING_OP_WRITEV,IORING_OP_FSYNC,IORING_OP_READ_FIXED,IORING_OP_WRITE_FIXED,IORING_OP_POLL_ADD,IORING_OP_POLL_REMOVE,IORING_OP_SYNC_FILE_RANGE,IORING_OP_SENDMSG,IORING_OP_RECVMSG,IORING_OP_TIMEOUT,IORING_OP_TIMEOUT_REMOVE,IORING_OP_ACCEPT,IORING_OP_ASYNC_CANCEL,IORING_OP_LINK_TIMEOUT,IORING_OP_CONNECT,IORING_OP_FALLOCATE,IORING_OP_OPENAT,IORING_OP_CLOSE,IORING_OP_FILES_UPDATE,IORING_OP_STATX,IORING_OP_READ,IORING_OP_WRITE,IORING_OP_FADVISE,IORING_OP_MADVISE,IORING_OP_SEND,IORING_OP_RECV,IORING_OP_OPENAT2,IORING_OP_EPOLL_CTL,IORING_OP_SPLICE,IORING_OP_PROVIDE_BUFFERS,IORING_OP_REMOVE_BUFFER])
     183define(ioring_ops, [IORING_OP_NOP,IORING_OP_READV,IORING_OP_WRITEV,IORING_OP_FSYNC,IORING_OP_READ_FIXED,IORING_OP_WRITE_FIXED,IORING_OP_POLL_ADD,IORING_OP_POLL_REMOVE,IORING_OP_SYNC_FILE_RANGE,IORING_OP_SENDMSG,IORING_OP_RECVMSG,IORING_OP_TIMEOUT,IORING_OP_TIMEOUT_REMOVE,IORING_OP_ACCEPT,IORING_OP_ASYNC_CANCEL,IORING_OP_LINK_TIMEOUT,IORING_OP_CONNECT,IORING_OP_FALLOCATE,IORING_OP_OPENAT,IORING_OP_CLOSE,IORING_OP_FILES_UPDATE,IORING_OP_STATX,IORING_OP_READ,IORING_OP_WRITE,IORING_OP_FADVISE,IORING_OP_MADVISE,IORING_OP_SEND,IORING_OP_RECV,IORING_OP_OPENAT2,IORING_OP_EPOLL_CTL,IORING_OP_SPLICE,IORING_OP_PROVIDE_BUFFERS,IORING_OP_REMOVE_BUFFER,IORING_OP_TEE])
    180184define(ioring_flags, [IOSQE_FIXED_FILE,IOSQE_IO_DRAIN,IOSQE_ASYNC,IOSQE_IO_LINK,IOSQE_IO_HARDLINK,SPLICE_F_FD_IN_FIXED,IORING_SETUP_ATTACH_WQ])
    181185
    … …  
    222226        ])
    223227])
    224 AC_CHECK_FUNCS([preadv2 pwritev2])
     228AC_CHECK_FUNC([preadv2], [AC_DEFINE([CFA_HAVE_PREADV2])])
     229AC_CHECK_FUNC([pwritev2], [AC_DEFINE([CFA_HAVE_PWRITEV2])])
    225230
    226231AC_CONFIG_FILES([
    … …  
    229234        prelude/Makefile
    230235        ])
     236AC_CONFIG_FILES([src/concurrency/io/call.cfa], [python3 ${srcdir}/src/concurrency/io/call.cfa.in > src/concurrency/io/call.cfa])
    231237
    232238AC_CONFIG_HEADERS(prelude/defines.hfa)

  • libcfa/prelude/defines.hfa.in

    r31a6f38 r08f3ad3  
    117117
    118118/* Defined if io_uring support is present when compiling libcfathread and
     119   supports the operation IORING_OP_TEE. */
     120#undef CFA_HAVE_IORING_OP_TEE
     121
     122/* Defined if io_uring support is present when compiling libcfathread and
    119123   supports the operation IORING_OP_TIMEOUT. */
    120124#undef CFA_HAVE_IORING_OP_TIMEOUT
    … …  
    163167#undef CFA_HAVE_LINUX_IO_URING_H
    164168
     169/* Defined if openat2 support is present when compiling libcfathread. */
     170#undef CFA_HAVE_OPENAT2
     171
     172/* Defined if preadv2 support is present when compiling libcfathread. */
     173#undef CFA_HAVE_PREADV2
     174
     175/* Defined if pwritev2 support is present when compiling libcfathread. */
     176#undef CFA_HAVE_PWRITEV2
     177
    165178/* Defined if io_uring support is present when compiling libcfathread and
    166179   supports the flag SPLICE_F_FD_IN_FIXED. */
    167180#undef CFA_HAVE_SPLICE_F_FD_IN_FIXED
    168181
     182/* Defined if statx support is present when compiling libcfathread. */
     183#undef CFA_HAVE_STATX
     184
    169185/* Location of include files. */
    170186#undef CFA_INCDIR
    … …  
    188204#undef HAVE_MEMORY_H
    189205
    190 /* Define to 1 if you have the `preadv2' function. */
    191 #undef HAVE_PREADV2
    192 
    193 /* Define to 1 if you have the `pwritev2' function. */
    194 #undef HAVE_PWRITEV2
    195 
    196206/* Define to 1 if you have the <stdint.h> header file. */
    197207#undef HAVE_STDINT_H

  • libcfa/src/Makefile.am

    r31a6f38 r08f3ad3  
    6262        iterator.hfa \
    6363        limits.hfa \
     64        memory.hfa \
    6465        parseargs.hfa \
    6566        rational.hfa \
    … …  
    107108        concurrency/io/setup.cfa \
    108109        concurrency/io/types.hfa \
    109         concurrency/iocall.cfa \
     110        concurrency/io/call.cfa \
    110111        concurrency/iofwd.hfa \
    111112        concurrency/kernel_private.hfa \

  • libcfa/src/bits/locks.hfa

    r31a6f38 r08f3ad3  
    357357                                struct oneshot * expected = this.ptr;
    358358                                // was this abandoned?
    359                                 if( expected == 3p ) { free( &this ); return false; }
     359                                #if defined(__GNUC__) && __GNUC__ >= 7
     360                                        #pragma GCC diagnostic push
     361                                        #pragma GCC diagnostic ignored "-Wfree-nonheap-object"
     362                                #endif
     363                                        if( expected == 3p ) { free( &this ); return false; }
     364                                #if defined(__GNUC__) && __GNUC__ >= 7
     365                                        #pragma GCC diagnostic pop
     366                                #endif
    360367
    361368                                /* paranoid */ verify( expected != 1p ); // Future is already fulfilled, should not happen

  • libcfa/src/concurrency/io.cfa

    r31a6f38 r08f3ad3  
    159159
    160160        static inline void process(struct io_uring_cqe & cqe ) {
    161                 struct __io_user_data_t * data = (struct __io_user_data_t *)(uintptr_t)cqe.user_data;
    162                 __cfadbg_print_safe( io, "Kernel I/O : Syscall completed : cqe %p, result %d for %p\n", data, cqe.res, data->thrd );
    163 
    164                 data->result = cqe.res;
    165                 post( data->sem );
     161                struct io_future_t * future = (struct io_future_t *)(uintptr_t)cqe.user_data;
     162                __cfadbg_print_safe( io, "Kernel I/O : Syscall completed : cqe %p, result %d for %p\n", future, cqe.res, data->thrd );
     163
     164                fulfil( *future, cqe.res );
    166165        }
    167166

  • libcfa/src/concurrency/io/types.hfa

    r31a6f38 r08f3ad3  
    1616#pragma once
    1717
     18extern "C" {
     19        #include <linux/types.h>
     20}
     21
     22#include "bits/locks.hfa"
     23
    1824#if defined(CFA_HAVE_LINUX_IO_URING_H)
    19         extern "C" {
    20                 #include <linux/types.h>
    21         }
    22 
    23       #include "bits/locks.hfa"
    24 
    2525        #define LEADER_LOCK
    2626        struct __leaderlock_t {
    … …  
    101101        };
    102102
    103 
    104         //-----------------------------------------------------------------------
    105         // IO user data
    106         struct __io_user_data_t {
    107                 __s32 result;
    108                 oneshot sem;
    109         };
    110 
    111103        //-----------------------------------------------------------------------
    112104        // Misc
    … …  
    143135        void __ioctx_prepare_block($io_ctx_thread & ctx, struct epoll_event & ev);
    144136#endif
     137
     138//-----------------------------------------------------------------------
     139// IO user data
     140struct io_future_t {
     141        future_t self;
     142        __s32 result;
     143};
     144
     145static inline {
     146        bool fulfil( io_future_t & this, __s32 result ) {
     147                this.result = result;
     148                return fulfil(this.self);
     149        }
     150
     151        // Wait for the future to be fulfilled
     152        bool wait( io_future_t & this ) {
     153                return wait(this.self);
     154        }
     155}

  • libcfa/src/concurrency/iofwd.hfa

    r31a6f38 r08f3ad3  
    4040
    4141struct cluster;
     42struct io_future_t;
    4243struct io_context;
    4344struct io_cancellation;
    … …  
    4849struct statx;
    4950
    50 extern ssize_t cfa_preadv2(int fd, const struct iovec *iov, int iovcnt, off_t offset, int flags, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    51 extern ssize_t cfa_pwritev2(int fd, const struct iovec *iov, int iovcnt, off_t offset, int flags, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    52 extern int cfa_fsync(int fd, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    53 extern int cfa_sync_file_range(int fd, int64_t offset, int64_t nbytes, unsigned int flags, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    54 extern ssize_t cfa_sendmsg(int sockfd, const struct msghdr *msg, int flags, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    55 extern ssize_t cfa_recvmsg(int sockfd, struct msghdr *msg, int flags, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    56 extern ssize_t cfa_send(int sockfd, const void *buf, size_t len, int flags, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    57 extern ssize_t cfa_recv(int sockfd, void *buf, size_t len, int flags, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    58 extern int cfa_accept4(int sockfd, struct sockaddr *addr, socklen_t *addrlen, int flags, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    59 extern int cfa_connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    60 extern int cfa_fallocate(int fd, int mode, uint64_t offset, uint64_t len, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    61 extern int cfa_fadvise(int fd, uint64_t offset, uint64_t len, int advice, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    62 extern int cfa_madvise(void *addr, size_t length, int advice, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    63 extern int cfa_openat(int dirfd, const char *pathname, int flags, mode_t mode, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    64 extern int cfa_close(int fd, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    65 extern int cfa_statx(int dirfd, const char *pathname, int flags, unsigned int mask, struct statx *statxbuf, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    66 extern ssize_t cfa_read(int fd, void *buf, size_t count, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    67 extern ssize_t cfa_write(int fd, void *buf, size_t count, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    68 extern ssize_t cfa_splice(int fd_in, loff_t *off_in, int fd_out, loff_t *off_out, size_t len, unsigned int flags, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
    69 extern ssize_t cfa_tee(int fd_in, int fd_out, size_t len, unsigned int flags, int submit_flags = 0, Duration timeout = -1`s, io_cancellation * cancellation = 0p, io_context * context = 0p);
     51//----------
     52// synchronous calls
     53#if defined(CFA_HAVE_PREADV2)
     54        extern ssize_t cfa_preadv2(int fd, const struct iovec *iov, int iovcnt, off_t offset, int flags, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     55#endif
     56#if defined(CFA_HAVE_PWRITEV2)
     57        extern ssize_t cfa_pwritev2(int fd, const struct iovec *iov, int iovcnt, off_t offset, int flags, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     58#endif
     59extern int cfa_fsync(int fd, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     60extern int cfa_epoll_ctl(int epfd, int op, int fd, struct epoll_event *event, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     61extern int cfa_sync_file_range(int fd, off64_t offset, off64_t nbytes, unsigned int flags, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     62extern  ssize_t cfa_sendmsg(int sockfd, const struct msghdr *msg, int flags, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     63extern ssize_t cfa_recvmsg(int sockfd, struct msghdr *msg, int flags, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     64extern ssize_t cfa_send(int sockfd, const void *buf, size_t len, int flags, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     65extern ssize_t cfa_recv(int sockfd, void *buf, size_t len, int flags, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     66extern int cfa_accept4(int sockfd, struct sockaddr *addr, socklen_t *addrlen, int flags, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     67extern int cfa_connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     68extern int cfa_fallocate(int fd, int mode, off_t offset, off_t len, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     69extern int cfa_posix_fadvise(int fd, off_t offset, off_t len, int advice, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     70extern int cfa_madvise(void *addr, size_t length, int advice, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     71extern int cfa_openat(int dirfd, const char *pathname, int flags, mode_t mode, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     72#if defined(CFA_HAVE_OPENAT2)
     73        extern int cfa_openat2(int dirfd, const char *pathname, struct open_how * how, size_t size, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     74#endif
     75extern int cfa_close(int fd, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     76#if defined(CFA_HAVE_STATX)
     77        extern int cfa_statx(int dirfd, const char *pathname, int flags, unsigned int mask, struct statx *statxbuf, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     78#endif
     79extern ssize_t cfa_read(int fd, void * buf, size_t count, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     80extern ssize_t cfa_write(int fd, void * buf, size_t count, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     81extern ssize_t cfa_splice(int fd_in, loff_t *off_in, int fd_out, loff_t *off_out, size_t len, unsigned int flags, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     82extern ssize_t cfa_tee(int fd_in, int fd_out, size_t len, unsigned int flags, int submit_flags, Duration timeout, io_cancellation * cancellation, io_context * context);
     83
     84//----------
     85// asynchronous calls
     86#if defined(CFA_HAVE_PREADV2)
     87        extern void async_preadv2(io_future_t & future, int fd, const struct iovec *iov, int iovcnt, off_t offset, int flags, int submit_flags, io_cancellation * cancellation, io_context * context);
     88#endif
     89#if defined(CFA_HAVE_PWRITEV2)
     90        extern void async_pwritev2(io_future_t & future, int fd, const struct iovec *iov, int iovcnt, off_t offset, int flags, int submit_flags, io_cancellation * cancellation, io_context * context);
     91#endif
     92extern void async_fsync(io_future_t & future, int fd, int submit_flags, io_cancellation * cancellation, io_context * context);
     93extern void async_epoll_ctl(io_future_t & future, int epfd, int op, int fd, struct epoll_event *event, int submit_flags, io_cancellation * cancellation, io_context * context);
     94extern void async_sync_file_range(io_future_t & future, int fd, off64_t offset, off64_t nbytes, unsigned int flags, int submit_flags, io_cancellation * cancellation, io_context * context);
     95extern void async_sendmsg(io_future_t & future, int sockfd, const struct msghdr *msg, int flags, int submit_flags, io_cancellation * cancellation, io_context * context);
     96extern void async_recvmsg(io_future_t & future, int sockfd, struct msghdr *msg, int flags, int submit_flags, io_cancellation * cancellation, io_context * context);
     97extern void async_send(io_future_t & future, int sockfd, const void *buf, size_t len, int flags, int submit_flags, io_cancellation * cancellation, io_context * context);
     98extern void async_recv(io_future_t & future, int sockfd, void *buf, size_t len, int flags, int submit_flags, io_cancellation * cancellation, io_context * context);
     99extern void async_accept4(io_future_t & future, int sockfd, struct sockaddr *addr, socklen_t *addrlen, int flags, int submit_flags, io_cancellation * cancellation, io_context * context);
     100extern void async_connect(io_future_t & future, int sockfd, const struct sockaddr *addr, socklen_t addrlen, int submit_flags, io_cancellation * cancellation, io_context * context);
     101extern void async_fallocate(io_future_t & future, int fd, int mode, off_t offset, off_t len, int submit_flags, io_cancellation * cancellation, io_context * context);
     102extern void async_posix_fadvise(io_future_t & future, int fd, off_t offset, off_t len, int advice, int submit_flags, io_cancellation * cancellation, io_context * context);
     103extern void async_madvise(io_future_t & future, void *addr, size_t length, int advice, int submit_flags, io_cancellation * cancellation, io_context * context);
     104extern void async_openat(io_future_t & future, int dirfd, const char *pathname, int flags, mode_t mode, int submit_flags, io_cancellation * cancellation, io_context * context);
     105#if defined(CFA_HAVE_OPENAT2)
     106        extern void async_openat2(io_future_t & future, int dirfd, const char *pathname, struct open_how * how, size_t size, int submit_flags, io_cancellation * cancellation, io_context * context);
     107#endif
     108extern void async_close(io_future_t & future, int fd, int submit_flags, io_cancellation * cancellation, io_context * context);
     109#if defined(CFA_HAVE_STATX)
     110        extern void async_statx(io_future_t & future, int dirfd, const char *pathname, int flags, unsigned int mask, struct statx *statxbuf, int submit_flags, io_cancellation * cancellation, io_context * context);
     111#endif
     112void async_read(io_future_t & future, int fd, void * buf, size_t count, int submit_flags, io_cancellation * cancellation, io_context * context);
     113extern void async_write(io_future_t & future, int fd, void * buf, size_t count, int submit_flags, io_cancellation * cancellation, io_context * context);
     114extern void async_splice(io_future_t & future, int fd_in, loff_t *off_in, int fd_out, loff_t *off_out, size_t len, unsigned int flags, int submit_flags, io_cancellation * cancellation, io_context * context);
     115extern void async_tee(io_future_t & future, int fd_in, int fd_out, size_t len, unsigned int flags, int submit_flags, io_cancellation * cancellation, io_context * context);
     116
    70117
    71118//-----------------------------------------------------------------------------

  • libcfa/src/concurrency/kernel.hfa

    r31a6f38 r08f3ad3  
    2323
    2424extern "C" {
    25 #include <bits/pthreadtypes.h>
     25        #include <bits/pthreadtypes.h>
     26        #include <linux/types.h>
    2627}
    2728
    … …  
    157158
    158159struct io_cancellation {
    159         uint32_t target;
     160        __u64 target;
    160161};
    161162

  • libcfa/src/concurrency/monitor.cfa

    r31a6f38 r08f3ad3  
    8989        __cfaabi_dbg_print_safe( "Kernel : %10p Entering mon %p (%p)\n", thrd, this, this->owner);
    9090
    91         if( !this->owner ) {
     91        if( unlikely(0 != (0x1 & (uintptr_t)this->owner)) ) {
     92                abort( "Attempt by thread \"%.256s\" (%p) to access joined monitor %p.", thrd->self_cor.name, thrd, this );
     93        }
     94        else if( !this->owner ) {
    9295                // No one has the monitor, just take it
    9396                __set_owner( this, thrd );
    … …  
    137140}
    138141
    139 static void __dtor_enter( $monitor * this, fptr_t func ) {
     142static void __dtor_enter( $monitor * this, fptr_t func, bool join ) {
    140143        // Lock the monitor spinlock
    141144        lock( this->lock __cfaabi_dbg_ctx2 );
    … …  
    157160                return;
    158161        }
    159         else if( this->owner == thrd) {
     162        else if( this->owner == thrd && !join) {
    160163                // We already have the monitor... but where about to destroy it so the nesting will fail
    161164                // Abort!
    162165                abort( "Attempt to destroy monitor %p by thread \"%.256s\" (%p) in nested mutex.", this, thrd->self_cor.name, thrd );
     166        }
     167        // SKULLDUGGERY: join will act as a dtor so it would normally trigger to above check
     168        // to avoid that it sets the owner to the special value thrd | 1p before exiting
     169        else if( this->owner == ($thread*)(1 | (uintptr_t)thrd) ) {
     170                // restore the owner and just return
     171                __cfaabi_dbg_print_safe( "Kernel : Destroying free mon %p\n", this);
     172
     173                // No one has the monitor, just take it
     174                this->owner = thrd;
     175
     176                verifyf( kernelTLS.this_thread == this->owner, "Expected owner to be %p, got %p (r: %i, m: %p)", kernelTLS.this_thread, this->owner, this->recursion, this );
     177
     178                unlock( this->lock );
     179                return;
    163180        }
    164181
    … …  
    251268
    252269// Leave single monitor for the last time
    253 void __dtor_leave( $monitor * this ) {
     270void __dtor_leave( $monitor * this, bool join ) {
    254271        __cfaabi_dbg_debug_do(
    255272                if( TL_GET( this_thread ) != this->owner ) {
    256273                        abort( "Destroyed monitor %p has inconsistent owner, expected %p got %p.\n", this, TL_GET( this_thread ), this->owner);
    257274                }
    258                 if( this->recursion != 1 ) {
     275                if( this->recursion != 1  && !join ) {
    259276                        abort( "Destroyed monitor %p has %d outstanding nested calls.\n", this, this->recursion - 1);
    260277                }
    261278        )
     279
     280        this->owner = ($thread*)(1 | (uintptr_t)this->owner);
    262281}
    263282
    … …  
    307326}
    308327
     328// Join a thread
     329forall( dtype T | is_thread(T) )
     330T & join( T & this ) {
     331        $monitor *    m = get_monitor(this);
     332        void (*dtor)(T& mutex this) = ^?{};
     333        monitor_dtor_guard_t __guard = { &m, (fptr_t)dtor, true };
     334        {
     335                return this;
     336        }
     337}
     338
    309339// Enter multiple monitor
    310340// relies on the monitor array being sorted
    … …  
    366396// Ctor for monitor guard
    367397// Sorts monitors before entering
    368 void ?{}( monitor_dtor_guard_t & this, $monitor * m [], fptr_t func ) {
     398void ?{}( monitor_dtor_guard_t & this, $monitor * m [], fptr_t func, bool join ) {
    369399        // optimization
    370400        $thread * thrd = TL_GET( this_thread );
    … …  
    376406        this.prev = thrd->monitors;
    377407
     408        // Save whether we are in a join or not
     409        this.join = join;
     410
    378411        // Update thread context (needed for conditions)
    379412        (thrd->monitors){m, 1, func};
    380413
    381         __dtor_enter( this.m, func );
     414        __dtor_enter( this.m, func, join );
    382415}
    383416
    … …  
    385418void ^?{}( monitor_dtor_guard_t & this ) {
    386419        // Leave the monitors in order
    387         __dtor_leave( this.m );
     420        __dtor_leave( this.m, this.join );
    388421
    389422        // Restore thread context

  • libcfa/src/concurrency/monitor.hfa

    r31a6f38 r08f3ad3  
    5353        $monitor *    m;
    5454        __monitor_group_t prev;
     55        bool join;
    5556};
    5657
    57 void ?{}( monitor_dtor_guard_t & this, $monitor ** m, void (*func)() );
     58void ?{}( monitor_dtor_guard_t & this, $monitor ** m, void (*func)(), bool join );
    5859void ^?{}( monitor_dtor_guard_t & this );
    5960

  • libcfa/src/concurrency/thread.hfa

    r31a6f38 r08f3ad3  
    106106void sleep( Duration duration );
    107107
     108//----------
     109// join
     110forall( dtype T | is_thread(T) )
     111T & join( T & this );
     112
    108113// Local Variables: //
    109114// mode: c //

  • src/AST/Pass.hpp

    r31a6f38 r08f3ad3  
    5050// | PureVisitor           - makes the visitor pure, it never modifies nodes in place and always
    5151//                           clones nodes it needs to make changes to
    52 // | WithTypeSubstitution  - provides polymorphic const TypeSubstitution * env for the
     52// | WithConstTypeSubstitution - provides polymorphic const TypeSubstitution * typeSubs for the
    5353//                           current expression
    5454// | WithStmtsToAdd        - provides the ability to insert statements before or after the current
    … …  
    294294//-------------------------------------------------------------------------------------------------
    295295
    296 /// Keep track of the polymorphic const TypeSubstitution * env for the current expression
    297 
    298296/// If used the visitor will always clone nodes.
    299297struct PureVisitor {};
    300298
     299/// Keep track of the polymorphic const TypeSubstitution * typeSubs for the current expression.
    301300struct WithConstTypeSubstitution {
    302         const TypeSubstitution * env = nullptr;
     301        const TypeSubstitution * typeSubs = nullptr;
    303302};
    304303

  • src/AST/Pass.impl.hpp

    r31a6f38 r08f3ad3  
    154154                __pedantic_pass_assert( expr );
    155155
    156                 const ast::TypeSubstitution ** env_ptr = __pass::env( core, 0);
    157                 if ( env_ptr && expr->env ) {
    158                         *env_ptr = expr->env;
     156                const ast::TypeSubstitution ** typeSubs_ptr = __pass::typeSubs( core, 0 );
     157                if ( typeSubs_ptr && expr->env ) {
     158                        *typeSubs_ptr = expr->env;
    159159                }
    160160
    … …  
    177177
    178178                // These may be modified by subnode but most be restored once we exit this statemnet.
    179                 ValueGuardPtr< const ast::TypeSubstitution * > __old_env         ( __pass::env( core, 0) );
     179                ValueGuardPtr< const ast::TypeSubstitution * > __old_env         ( __pass::typeSubs( core, 0 ) );
    180180                ValueGuardPtr< typename std::remove_pointer< decltype(stmts_before) >::type > __old_decls_before( stmts_before );
    181181                ValueGuardPtr< typename std::remove_pointer< decltype(stmts_after ) >::type > __old_decls_after ( stmts_after  );
    … …  
    14881488
    14891489                // These may be modified by subnode but most be restored once we exit this statemnet.
    1490                 ValueGuardPtr< const ast::TypeSubstitution * > __old_env( __pass::env( core, 0) );
     1490                ValueGuardPtr< const ast::TypeSubstitution * > __old_env( __pass::typeSubs( core, 0 ) );
    14911491                ValueGuardPtr< typename std::remove_pointer< decltype(stmts_before) >::type > __old_decls_before( stmts_before );
    14921492                ValueGuardPtr< typename std::remove_pointer< decltype(stmts_after ) >::type > __old_decls_after ( stmts_after  );

  • src/AST/Pass.proto.hpp

    r31a6f38 r08f3ad3  
    236236
    237237        // List of fields and their expected types
    238         FIELD_PTR( env, const ast::TypeSubstitution * )
     238        FIELD_PTR( typeSubs, const ast::TypeSubstitution * )
    239239        FIELD_PTR( stmtsToAddBefore, std::list< ast::ptr< ast::Stmt > > )
    240240        FIELD_PTR( stmtsToAddAfter , std::list< ast::ptr< ast::Stmt > > )

  • src/Common/Stats/Stats.cc

    r31a6f38 r08f3ad3  
    3535        }
    3636
     37        namespace ResolveTime {
     38                bool enabled = false;
     39        }
     40
    3741        struct {
    3842                const char * const opt;
    … …  
    4347                { "heap"    , Heap::enabled },
    4448                { "time"    , Time::enabled },
     49                { "resolve" , ResolveTime::enabled },
    4550        };
    4651

  • src/Common/module.mk

    r31a6f38 r08f3ad3  
    4040      Common/Stats/Heap.cc \
    4141      Common/Stats/Heap.h \
     42      Common/Stats/ResolveTime.cc \
     43      Common/Stats/ResolveTime.h \
    4244      Common/Stats/Stats.cc \
    4345      Common/Stats/Time.cc \

  • src/Concurrency/Keywords.cc

    r31a6f38 r08f3ad3  
    931931                                        {
    932932                                                new SingleInit( new AddressExpr( new VariableExpr( monitors ) ) ),
    933                                                 new SingleInit( new CastExpr( new VariableExpr( func ), generic_func->clone(), false ) )
     933                                                new SingleInit( new CastExpr( new VariableExpr( func ), generic_func->clone(), false ) ),
     934                                                new SingleInit( new ConstantExpr( Constant::from_bool( false ) ) )
    934935                                        },
    935936                                        noDesignators,

  • src/ResolvExpr/Resolver.cc

    r31a6f38 r08f3ad3  
    3838#include "Common/PassVisitor.h"          // for PassVisitor
    3939#include "Common/SemanticError.h"        // for SemanticError
     40#include "Common/Stats/ResolveTime.h"    // for ResolveTime::start(), ResolveTime::stop()
    4041#include "Common/utility.h"              // for ValueGuard, group_iterate
    4142#include "InitTweak/GenInit.h"
    … …  
    11691170                        const ast::Expr * untyped, const ast::SymbolTable & symtab
    11701171                ) {
    1171                         return findKindExpression( untyped, symtab );
     1172                        Stats::ResolveTime::start( untyped );
     1173                        auto res = findKindExpression( untyped, symtab );
     1174                        Stats::ResolveTime::stop();
     1175                        return res;
    11721176                }
    11731177        } // anonymous namespace

  • src/SymTab/Validate.cc

    r31a6f38 r08f3ad3  
    960960        }
    961961
     962        static bool isNonParameterAttribute( Attribute * attr ) {
     963                static const std::vector<std::string> bad_names = {
     964                        "aligned", "__aligned__",
     965                };
     966                for ( auto name : bad_names ) {
     967                        if ( name == attr->name ) {
     968                                return true;
     969                        }
     970                }
     971                return false;
     972        }
     973
    962974        Type * ReplaceTypedef::postmutate( TypeInstType * typeInst ) {
    963975                // instances of typedef types will come here. If it is an instance
    … …  
    968980                        ret->location = typeInst->location;
    969981                        ret->get_qualifiers() |= typeInst->get_qualifiers();
    970                         // attributes are not carried over from typedef to function parameters/return values
    971                         if ( ! inFunctionType ) {
    972                                 ret->attributes.splice( ret->attributes.end(), typeInst->attributes );
    973                         } else {
    974                                 deleteAll( ret->attributes );
    975                                 ret->attributes.clear();
    976                         }
     982                        // GCC ignores certain attributes if they arrive by typedef, this mimics that.
     983                        if ( inFunctionType ) {
     984                                ret->attributes.remove_if( isNonParameterAttribute );
     985                        }
     986                        ret->attributes.splice( ret->attributes.end(), typeInst->attributes );
    977987                        // place instance parameters on the typedef'd type
    978988                        if ( ! typeInst->parameters.empty() ) {

  • tests/Makefile.am

    r31a6f38 r08f3ad3  
    3838# since automake doesn't have support for CFA we have to
    3939AM_CFLAGS = $(if $(test), 2> $(test), ) \
     40        -fdebug-prefix-map=$(abspath ${abs_srcdir})= \
     41        -fdebug-prefix-map=/tmp= \
    4042        -g \
    4143        -Wall \
    … …  
    5860# adjusted CC but without the actual distcc call
    5961CFACCLOCAL = $(if $(DISTCC_CFA_PATH),$(DISTCC_CFA_PATH) ${ARCH_FLAGS},$(TARGET_CFA) ${DEBUG_FLAGS} ${ARCH_FLAGS})
     62CFACCLINK = $(CFACCLOCAL) $(if $(test), 2> $(test), ) $($(shell echo "${@}_FLAGSLD" | sed 's/-\|\//_/g'))
    6063
    6164PRETTY_PATH=mkdir -p $(dir $(abspath ${@})) && cd ${srcdir} &&
    … …  
    110113% : %.cfa $(CFACCBIN)
    111114        $(CFACOMPILETEST) -c -o $(abspath ${@}).o
    112         $(CFACCLOCAL) $($(shell echo "${@}_FLAGSLD" | sed 's/-\|\//_/g')) $(abspath ${@}).o -o $(abspath ${@})
     115        $(CFACCLINK) ${@}.o -o $(abspath ${@})
     116        rm $(abspath ${@}).o
    113117
    114118# implicit rule for c++ test
    … …  
    137141# CUSTOM TARGET
    138142#------------------------------------------------------------------------------
     143# tests that just validate syntax
     144expression : expression.cfa $(CFACCBIN)
     145        $(CFACOMPILETEST) -c -fsyntax-only 2> $(abspath ${@})
     146
    139147# expected failures
    140148# use custom target since they require a custom define and custom dependencies
    … …  
    170178        $(CFACCLOCAL) $($(shell echo "${@}_FLAGSLD" | sed 's/-\|\//_/g')) $(abspath ${@}).o -o $(abspath ${@})
    171179
     180# Linking tests
     181# Meta tests to make sure we see linking errors (can't compile with -O2 since it may multiply number of calls)
     182linking/linkerror : linking/linkerror.cfa $(CFACCBIN)
     183        $(CFACOMPILETEST) -O0 -c -o $(abspath ${@}).o
     184        $(CFACCLINK)  -O0 ${@}.o -o $(abspath ${@})
     185        rm $(abspath ${@}).o
     186
    172187#------------------------------------------------------------------------------
    173188# Other targets

  • tests/pybin/tools.py

    r31a6f38 r08f3ad3  
    120120                return None
    121121
    122         file = open(file, mode)
     122        file = open(file, mode, encoding="latin-1") # use latin-1 so all chars mean something.
    123123        exitstack.push(file)
    124124        return file

  • tests/test.py

    r31a6f38 r08f3ad3  
    207207                else:
    208208                        if os.stat(out_file).st_size < 1048576:
    209                                 with open (out_file, "r") as myfile:
     209                                with open (out_file, "r", encoding='latin-1') as myfile:  # use latin-1 so all chars mean something.
    210210                                        error = myfile.read()
    211211                        else:
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