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Get --ftrace working on aarch64

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This change implements a new approach to function call logging, that's
based on the GCC flag: -fpatchable-function-entry. Read the commentary
in build/config.mk to learn how it works.
This commit is contained in:
Justine Tunney 2023-06-05 23:35:31 -07:00
parent 5b908bc756
commit eb40cb371d
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GPG key ID: BE714B4575D6E328
934 changed files with 2259 additions and 1268 deletions
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4
libc/intrin/bzero.c
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@ -26,7 +26,7 @@
typedef char xmm_t __attribute__((__vector_size__(16), __aligned__(1)));
typedef long long xmm_a __attribute__((__vector_size__(16), __aligned__(16)));
static void bzero_sse(char *p, size_t n) {
static void bzero128(char *p, size_t n) {
xmm_t v = {0};
if (IsAsan()) __asan_verify(p, n);
if (n <= 32) {
@ -162,6 +162,6 @@ void bzero(void *p, size_t n) {
bzero_avx(b, n);
#endif
} else {
bzero_sse(b, n);
bzero128(b, n);
}
}