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Get TEST_LIBC_CALLS passing on AARCH64

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This commit is contained in:
Justine Tunney 2023-05-13 02:41:41 -07:00
parent 802e7eb4ef
commit ba49e86e20
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GPG key ID: BE714B4575D6E328
22 changed files with 65 additions and 7 deletions
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3
libc/calls/raise.c
View file

@ -64,9 +64,12 @@ int raise(int sig) {
if (sig == SIGTRAP) {
DebugBreak();
rc = 0;
#ifndef __aarch64__
} else if (sig == SIGFPE) {
// TODO(jart): Why doesn't AARCH64 raise SIGFPE?
RaiseSigFpe();
rc = 0;
#endif
} else if (!IsWindows() && !IsMetal()) {
rc = sys_tkill(gettid(), sig, 0);
} else {

3
libc/calls/unveil.c
View file

@ -96,10 +96,12 @@ static const struct sock_filter kUnveilBlacklistLatestAbi[] = {
};
static int landlock_abi_version;
static int landlock_abi_errno;
__attribute__((__constructor__)) void init_landlock_version() {
landlock_abi_version =
landlock_create_ruleset(0, 0, LANDLOCK_CREATE_RULESET_VERSION);
landlock_abi_errno = errno;
}
/**
@ -153,6 +155,7 @@ static int unveil_init(void) {
int rc, fd;
State.fs_mask = UNVEIL_READ | UNVEIL_WRITE | UNVEIL_EXEC | UNVEIL_CREATE;
if (landlock_abi_version == -1) {
errno = landlock_abi_errno;
if (errno == EOPNOTSUPP) {
errno = ENOSYS;
}

1
libc/intrin/macros.h
View file

@ -76,6 +76,7 @@ typedef char __intrin_xmm_t _Vector_size(16) forcealign(16) mayalias;
#define INTRIN_SSEVEX_X_X_X_(PURE, ISA, OP, FLAGS, A, B, C) PURE(A, B, C)
#define INTRIN_SSEVEX_X_X_I_(PURE, ISA, OP, A, B, I) PURE(A, B, I)
#define INTRIN_SSEVEX_X_I_(PURE, ISA, OP, A, B, I) PURE(A, B, I)
#define INTRIN_SSEVEX_X_X_(PURE, ISA, OP, A, B) PURE(A, B)
#endif /* X86 && !ANSI */
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */

11
libc/log/oncrash_arm64.c
View file

@ -17,6 +17,7 @@
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "ape/sections.internal.h"
#include "libc/assert.h"
#include "libc/calls/calls.h"
#include "libc/calls/struct/rusage.internal.h"
#include "libc/calls/struct/siginfo.h"
@ -110,7 +111,7 @@ static const char *ColorRegister(int r) {
static bool AppendFileLine(struct Buffer *b, const char *addr2line,
const char *debugbin, long addr) {
ssize_t rc;
char buf[128];
char *p, *q, buf[128];
int j, k, ws, pid, pfd[2];
if (!debugbin || !*debugbin) return false;
if (!addr2line || !*addr2line) return false;
@ -139,6 +140,14 @@ static bool AppendFileLine(struct Buffer *b, const char *addr2line,
while ((rc = sys_read(pfd[0], buf, sizeof(buf))) > 0) {
Append(b, "%.*s", (int)rc, buf);
}
// remove the annoying `foo.c:123 (discriminator 3)` suffixes, because
// they break emacs, and who on earth knows what those things mean lol
while ((p = memmem(b->p + k, b->i - k, " (discriminator ", 16)) &&
(q = memchr(p + 16, '\n', (b->p + b->i) - (p + 16)))) {
memmove(p, q, (b->p + b->i) - q);
b->i -= q - p;
}
// mop up after the process and sanity check captured text
sys_close(pfd[0]);
if (sys_wait4(pid, &ws, 0, 0) != -1 && !ws && b->p[k] != ':' &&
b->p[k] != '?' && b->p[b->i - 1] == '\n') {

1
libc/runtime/clone-linux.S
View file

@ -64,6 +64,7 @@ sys_clone_linux:
cbz x0,2f
ret
2: mov x0,x6 // child thread
ldr w1,[x4] // arg2 = *ctid
blr x5
mov x8,#93 // __NR_exit
svc #0