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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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5
libc/runtime/internal.h
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@ -29,8 +29,9 @@ extern unsigned char _tls_size[] __attribute__((__weak__));
extern unsigned char _tls_content[] __attribute__((__weak__));
void _init(void) _Hide;
void __morph_tls(void);
void __enable_tls(void);
int ftrace_init(void) _Hide;
void __morph_tls(void) _Hide;
void __enable_tls(void) _Hide;
void __enable_threads(void) _Hide;
void *__cxa_finalize(void *) _Hide;
void __stack_chk_fail(void) wontreturn relegated;