cowmonk/musllvm
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Initial stub of a Makefile and patches for LLVM

Browse source 
Nothing much, but getting some patches from chimera linux that should
work.
This commit is contained in:
cowmonk 2025-10-25 16:23:17 -07:00
parent 636c6f0163
commit 6110995cfb
33 changed files with 1813 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

96
patches/llvm/0027-32-bit-musl-sanitizer-fixes.patch Normal file
View file

@ -0,0 +1,96 @@
From aef527f16bc8cf69f5253691c807881538597d5f Mon Sep 17 00:00:00 2001
From: Erica Z <zerica@callcc.eu>
Date: Fri, 29 Nov 2024 19:49:16 +0100
Subject: [PATCH 27/29] 32-bit musl sanitizer fixes
---
.../lib/sanitizer_common/sanitizer_linux.cpp | 48 +++----------------
1 file changed, 7 insertions(+), 41 deletions(-)
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp b/compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
index a782d5221..6ebf10aa6 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
@@ -329,25 +329,6 @@ uptr internal_ftruncate(fd_t fd, uptr size) {
return res;
}
-# if !SANITIZER_LINUX_USES_64BIT_SYSCALLS && SANITIZER_LINUX
-static void stat64_to_stat(struct stat64 *in, struct stat *out) {
- internal_memset(out, 0, sizeof(*out));
- out->st_dev = in->st_dev;
- out->st_ino = in->st_ino;
- out->st_mode = in->st_mode;
- out->st_nlink = in->st_nlink;
- out->st_uid = in->st_uid;
- out->st_gid = in->st_gid;
- out->st_rdev = in->st_rdev;
- out->st_size = in->st_size;
- out->st_blksize = in->st_blksize;
- out->st_blocks = in->st_blocks;
- out->st_atime = in->st_atime;
- out->st_mtime = in->st_mtime;
- out->st_ctime = in->st_ctime;
-}
-# endif
-
# if SANITIZER_LINUX && defined(__loongarch__)
static void statx_to_stat(struct statx *in, struct stat *out) {
internal_memset(out, 0, sizeof(*out));
@@ -447,17 +428,11 @@ uptr internal_stat(const char *path, void *buf) {
kernel_stat_to_stat(&buf64, (struct stat *)buf);
return res;
# else
- struct stat64 buf64;
- int res = internal_syscall(SYSCALL(fstatat64), AT_FDCWD, (uptr)path,
- (uptr)&buf64, 0);
- stat64_to_stat(&buf64, (struct stat *)buf);
- return res;
+ return internal_syscall(SYSCALL(fstatat64), AT_FDCWD, (uptr)path, (uptr)buf,
+ 0);
# endif
# else
- struct stat64 buf64;
- int res = internal_syscall(SYSCALL(stat64), path, &buf64);
- stat64_to_stat(&buf64, (struct stat *)buf);
- return res;
+ return internal_syscall(SYSCALL(stat64), path, (uptr)buf);
# endif
}
@@ -486,17 +461,11 @@ uptr internal_lstat(const char *path, void *buf) {
kernel_stat_to_stat(&buf64, (struct stat *)buf);
return res;
# else
- struct stat64 buf64;
- int res = internal_syscall(SYSCALL(fstatat64), AT_FDCWD, (uptr)path,
- (uptr)&buf64, AT_SYMLINK_NOFOLLOW);
- stat64_to_stat(&buf64, (struct stat *)buf);
- return res;
+ return internal_syscall(SYSCALL(fstatat64), AT_FDCWD, (uptr)path, (uptr)buf,
+ AT_SYMLINK_NOFOLLOW);
# endif
# else
- struct stat64 buf64;
- int res = internal_syscall(SYSCALL(lstat64), path, &buf64);
- stat64_to_stat(&buf64, (struct stat *)buf);
- return res;
+ return internal_syscall(SYSCALL(lstat64), path, (uptr)buf);
# endif
}
@@ -524,10 +493,7 @@ uptr internal_fstat(fd_t fd, void *buf) {
return internal_syscall(SYSCALL(fstat), fd, (uptr)buf);
# endif
# else
- struct stat64 buf64;
- int res = internal_syscall(SYSCALL(fstat64), fd, &buf64);
- stat64_to_stat(&buf64, (struct stat *)buf);
- return res;
+ return internal_syscall(SYSCALL(fstat64), fd, (uptr)buf);
# endif
}
--
2.49.0