From 7d4f18770073d968c70cd3ffcdd117f50a6056a2 Mon Sep 17 00:00:00 2001 From: Koan-Sin Tan Date: Tue, 31 Jan 2012 12:05:52 -0500 Subject: clang: Enable compiling gem5 using clang 2.9 and 3.0 This patch adds the necessary flags to the SConstruct and SConscript files for compiling using clang 2.9 and later (on Ubuntu et al and OSX XCode 4.2), and also cleans up a bunch of compiler warnings found by clang. Most of the warnings are related to hidden virtual functions, comparisons with unsigneds >= 0, and if-statements with empty bodies. A number of mismatches between struct and class are also fixed. clang 2.8 is not working as it has problems with class names that occur in multiple namespaces (e.g. Statistics in kernel_stats.hh). clang has a bug (http://llvm.org/bugs/show_bug.cgi?id=7247) which causes confusion between the container std::set and the function Packet::set, and this is currently addressed by not including the entire namespace std, but rather selecting e.g. "using std::vector" in the appropriate places. --- src/sim/syscall_emul.hh | 56 ++++++++++++++++++++++++------------------------- 1 file changed, 28 insertions(+), 28 deletions(-) (limited to 'src/sim/syscall_emul.hh') diff --git a/src/sim/syscall_emul.hh b/src/sim/syscall_emul.hh index 7ea383b29..1c93bcefb 100644 --- a/src/sim/syscall_emul.hh +++ b/src/sim/syscall_emul.hh @@ -400,41 +400,41 @@ convertStatBuf(target_stat &tgt, host_stat *host, bool fakeTTY = false) tgt->st_dev = 0xA; else tgt->st_dev = host->st_dev; - tgt->st_dev = htog(tgt->st_dev); + tgt->st_dev = TheISA::htog(tgt->st_dev); tgt->st_ino = host->st_ino; - tgt->st_ino = htog(tgt->st_ino); + tgt->st_ino = TheISA::htog(tgt->st_ino); tgt->st_mode = host->st_mode; if (fakeTTY) { // Claim to be a character device tgt->st_mode &= ~S_IFMT; // Clear S_IFMT tgt->st_mode |= S_IFCHR; // Set S_IFCHR } - tgt->st_mode = htog(tgt->st_mode); + tgt->st_mode = TheISA::htog(tgt->st_mode); tgt->st_nlink = host->st_nlink; - tgt->st_nlink = htog(tgt->st_nlink); + tgt->st_nlink = TheISA::htog(tgt->st_nlink); tgt->st_uid = host->st_uid; - tgt->st_uid = htog(tgt->st_uid); + tgt->st_uid = TheISA::htog(tgt->st_uid); tgt->st_gid = host->st_gid; - tgt->st_gid = htog(tgt->st_gid); + tgt->st_gid = TheISA::htog(tgt->st_gid); if (fakeTTY) tgt->st_rdev = 0x880d; else tgt->st_rdev = host->st_rdev; - tgt->st_rdev = htog(tgt->st_rdev); + tgt->st_rdev = TheISA::htog(tgt->st_rdev); tgt->st_size = host->st_size; - tgt->st_size = htog(tgt->st_size); + tgt->st_size = TheISA::htog(tgt->st_size); tgt->st_atimeX = host->st_atime; - tgt->st_atimeX = htog(tgt->st_atimeX); + tgt->st_atimeX = TheISA::htog(tgt->st_atimeX); tgt->st_mtimeX = host->st_mtime; - tgt->st_mtimeX = htog(tgt->st_mtimeX); + tgt->st_mtimeX = TheISA::htog(tgt->st_mtimeX); tgt->st_ctimeX = host->st_ctime; - tgt->st_ctimeX = htog(tgt->st_ctimeX); + tgt->st_ctimeX = TheISA::htog(tgt->st_ctimeX); // Force the block size to be 8k. This helps to ensure buffered io works // consistently across different hosts. tgt->st_blksize = 0x2000; - tgt->st_blksize = htog(tgt->st_blksize); + tgt->st_blksize = TheISA::htog(tgt->st_blksize); tgt->st_blocks = host->st_blocks; - tgt->st_blocks = htog(tgt->st_blocks); + tgt->st_blocks = TheISA::htog(tgt->st_blocks); } // Same for stat64 @@ -448,11 +448,11 @@ convertStat64Buf(target_stat &tgt, host_stat64 *host, bool fakeTTY = false) convertStatBuf(tgt, host, fakeTTY); #if defined(STAT_HAVE_NSEC) tgt->st_atime_nsec = host->st_atime_nsec; - tgt->st_atime_nsec = htog(tgt->st_atime_nsec); + tgt->st_atime_nsec = TheISA::htog(tgt->st_atime_nsec); tgt->st_mtime_nsec = host->st_mtime_nsec; - tgt->st_mtime_nsec = htog(tgt->st_mtime_nsec); + tgt->st_mtime_nsec = TheISA::htog(tgt->st_mtime_nsec); tgt->st_ctime_nsec = host->st_ctime_nsec; - tgt->st_ctime_nsec = htog(tgt->st_ctime_nsec); + tgt->st_ctime_nsec = TheISA::htog(tgt->st_ctime_nsec); #else tgt->st_atime_nsec = 0; tgt->st_mtime_nsec = 0; @@ -966,9 +966,9 @@ writevFunc(SyscallDesc *desc, int callnum, LiveProcess *process, p->readBlob(tiov_base + i*sizeof(typename OS::tgt_iovec), (uint8_t*)&tiov, sizeof(typename OS::tgt_iovec)); - hiov[i].iov_len = gtoh(tiov.iov_len); + hiov[i].iov_len = TheISA::gtoh(tiov.iov_len); hiov[i].iov_base = new char [hiov[i].iov_len]; - p->readBlob(gtoh(tiov.iov_base), (uint8_t *)hiov[i].iov_base, + p->readBlob(TheISA::gtoh(tiov.iov_base), (uint8_t *)hiov[i].iov_base, hiov[i].iov_len); } @@ -1084,15 +1084,15 @@ getrlimitFunc(SyscallDesc *desc, int callnum, LiveProcess *process, case OS::TGT_RLIMIT_STACK: // max stack size in bytes: make up a number (8MB for now) rlp->rlim_cur = rlp->rlim_max = 8 * 1024 * 1024; - rlp->rlim_cur = htog(rlp->rlim_cur); - rlp->rlim_max = htog(rlp->rlim_max); + rlp->rlim_cur = TheISA::htog(rlp->rlim_cur); + rlp->rlim_max = TheISA::htog(rlp->rlim_max); break; case OS::TGT_RLIMIT_DATA: // max data segment size in bytes: make up a number rlp->rlim_cur = rlp->rlim_max = 256 * 1024 * 1024; - rlp->rlim_cur = htog(rlp->rlim_cur); - rlp->rlim_max = htog(rlp->rlim_max); + rlp->rlim_cur = TheISA::htog(rlp->rlim_cur); + rlp->rlim_max = TheISA::htog(rlp->rlim_max); break; default: @@ -1147,8 +1147,8 @@ utimesFunc(SyscallDesc *desc, int callnum, LiveProcess *process, struct timeval hostTimeval[2]; for (int i = 0; i < 2; ++i) { - hostTimeval[i].tv_sec = gtoh((*tp)[i].tv_sec); - hostTimeval[i].tv_usec = gtoh((*tp)[i].tv_usec); + hostTimeval[i].tv_sec = TheISA::gtoh((*tp)[i].tv_sec); + hostTimeval[i].tv_usec = TheISA::gtoh((*tp)[i].tv_usec); } // Adjust path for current working directory @@ -1193,8 +1193,8 @@ getrusageFunc(SyscallDesc *desc, int callnum, LiveProcess *process, switch (who) { case OS::TGT_RUSAGE_SELF: getElapsedTime(rup->ru_utime.tv_sec, rup->ru_utime.tv_usec); - rup->ru_utime.tv_sec = htog(rup->ru_utime.tv_sec); - rup->ru_utime.tv_usec = htog(rup->ru_utime.tv_usec); + rup->ru_utime.tv_sec = TheISA::htog(rup->ru_utime.tv_sec); + rup->ru_utime.tv_usec = TheISA::htog(rup->ru_utime.tv_usec); break; case OS::TGT_RUSAGE_CHILDREN: @@ -1230,7 +1230,7 @@ timesFunc(SyscallDesc *desc, int callnum, LiveProcess *process, bufp->tms_cstime = 0; // Convert to host endianness - bufp->tms_utime = htog(bufp->tms_utime); + bufp->tms_utime = TheISA::htog(bufp->tms_utime); // Write back bufp.copyOut(tc->getMemProxy()); @@ -1253,7 +1253,7 @@ timeFunc(SyscallDesc *desc, int callnum, LiveProcess *process, Addr taddr = (Addr)process->getSyscallArg(tc, index); if(taddr != 0) { typename OS::time_t t = sec; - t = htog(t); + t = TheISA::htog(t); SETranslatingPortProxy *p = tc->getMemProxy(); p->writeBlob(taddr, (uint8_t*)&t, (int)sizeof(typename OS::time_t)); } -- cgit v1.2.3