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author | Sam Elliott <selliott@lowrisc.org> | 2019-10-17 16:36:27 +0000 |
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committer | Sam Elliott <selliott@lowrisc.org> | 2019-10-17 16:36:27 +0000 |
commit | a1b9a6b625e4e9c6e562d8fb02f76966dda2c577 (patch) | |
tree | cd397fd982de2ae4d61774f6c9859e7fa7e4c0b9 /lib/sanitizer_common/sanitizer_linux.cpp | |
parent | 9729ecdb6e3c00c6a432ba9d05916d14c6fde0de (diff) | |
download | compiler-rt-a1b9a6b625e4e9c6e562d8fb02f76966dda2c577.tar.gz |
[Sanitizers] Add support for RISC-V 64-bit
Summary:
This has been tested with gcc trunk on openSUSE Tumbleweed on the HiFive Unleashed.
Patch by Andreas Schwab (schwab)
Reviewers: luismarques
Reviewed By: luismarques
Subscribers: mhorne, emaste, luismarques, asb, mgorny, fedor.sergeev, simoncook, kito-cheng, shiva0217, rogfer01, rkruppe, lenary, s.egerton, #sanitizers, llvm-commits
Tags: #llvm, #sanitizers
Differential Revision: https://reviews.llvm.org/D66870
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@375132 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/sanitizer_common/sanitizer_linux.cpp')
-rw-r--r-- | lib/sanitizer_common/sanitizer_linux.cpp | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/lib/sanitizer_common/sanitizer_linux.cpp b/lib/sanitizer_common/sanitizer_linux.cpp index 0b53da6c3..3807a79b1 100644 --- a/lib/sanitizer_common/sanitizer_linux.cpp +++ b/lib/sanitizer_common/sanitizer_linux.cpp @@ -407,7 +407,10 @@ uptr internal_unlink(const char *path) { } uptr internal_rename(const char *oldpath, const char *newpath) { -#if SANITIZER_USES_CANONICAL_LINUX_SYSCALLS || SANITIZER_OPENBSD +#if defined(__riscv) + return internal_syscall(SYSCALL(renameat2), AT_FDCWD, (uptr)oldpath, AT_FDCWD, + (uptr)newpath, 0); +#elif SANITIZER_USES_CANONICAL_LINUX_SYSCALLS || SANITIZER_OPENBSD return internal_syscall(SYSCALL(renameat), AT_FDCWD, (uptr)oldpath, AT_FDCWD, (uptr)newpath); #else @@ -1972,6 +1975,11 @@ static void GetPcSpBp(void *context, uptr *pc, uptr *sp, uptr *bp) { # endif *bp = ucontext->uc_mcontext.gregs[11]; *sp = ucontext->uc_mcontext.gregs[15]; +#elif defined(__riscv) + ucontext_t *ucontext = (ucontext_t*)context; + *pc = ucontext->uc_mcontext.__gregs[REG_PC]; + *bp = ucontext->uc_mcontext.__gregs[REG_S0]; + *sp = ucontext->uc_mcontext.__gregs[REG_SP]; #else # error "Unsupported arch" #endif |