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Mint APE Loader v1.5

Browse source 
This change ports APE Loader to Linux AARCH64, so that Raspberry Pi
users can run programs like redbean, without the executable needing
to modify itself. Progress has also slipped into this change on the
issue of making progress better conforming to user expectations and
industry standards regarding which symbols we're allowed to declare
This commit is contained in:
Justine Tunney 2023-07-26 13:54:49 -07:00
parent 6843150e0c
commit 7e0a09feec
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
510 changed files with 1783 additions and 1483 deletions
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65
libc/integral/c.inc
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@ -194,19 +194,22 @@ typedef struct {
#endif
#ifndef privileged
#if !defined(__STRICT_ANSI__) && \
(__has_attribute(__visibility__) || defined(__GNUC__))
#define privileged _Section(".privileged")
#else
#define privileged _Section(".privileged")
#endif
#define privileged \
_Section(".privileged") dontinline dontinstrument dontubsan dontasan
#endif
#ifndef dontinstrument
#if !defined(__STRICT_ANSI__) && \
(__has_attribute(__no_instrument_function__) || \
(__GNUC__ + 0) * 100 + (__GNUC_MINOR__ + 0) >= 204)
#if ((__GNUC__ + 0) >= 7 && !defined(__chibicc__)) || \
__has_attribute(__patchable_function_entry__)
#define dontinstrument \
__attribute__((__no_instrument_function__, \
__patchable_function_entry__(0, 0)))
#else
#define dontinstrument __attribute__((__no_instrument_function__))
#endif
#else
#define dontinstrument
#endif
@ -569,17 +572,17 @@ typedef struct {
#if ((__GNUC__ + 0) * 100 + (__GNUC_MINOR__ + 0) >= 408 || \
__has_attribute(__no_sanitize_address__)) && \
!defined(__STRICT_ANSI__)
#define noasan __attribute__((__no_sanitize_address__))
#define dontasan __attribute__((__no_sanitize_address__))
#else
#define noasan
#define dontasan
#endif
#if ((__GNUC__ + 0) * 100 + (__GNUC_MINOR__ + 0) >= 408 || \
__has_attribute(__no_sanitize_undefined__)) && \
!defined(__STRICT_ANSI__)
#define noubsan __attribute__((__no_sanitize_undefined__))
#define dontubsan __attribute__((__no_sanitize_undefined__))
#else
#define noubsan
#define dontubsan
#endif
#ifdef __STRICT_ANSI__
@ -645,11 +648,7 @@ void abort(void) wontreturn;
#endif
#ifndef _Section
#if !defined(__STRICT_ANSI__) && !defined(__APPLE__)
#define _Section(s) __attribute__((__section__(s)))
#else
#define _Section(s)
#endif
#endif
#if defined(__x86_64__) && !defined(__llvm__)
@ -772,69 +771,69 @@ void abort(void) wontreturn;
#endif
#ifndef __STRICT_ANSI__
#define VEIL(CONSTRAINT, EXPRESSION) \
#define __veil(CONSTRAINT, EXPRESSION) \
({ \
autotype(EXPRESSION) VeiledValue = (EXPRESSION); \
asm("" : "=" CONSTRAINT ""(VeiledValue) : "0"(VeiledValue)); \
VeiledValue; \
})
#else
#define VEIL(CONSTRAINT, EXPRESSION) (EXPRESSION)
#define __veil(CONSTRAINT, EXPRESSION) (EXPRESSION)
#endif
#ifndef __STRICT_ANSI__
#define CONCEAL(CONSTRAINT, EXPRESSION) \
#define __conceal(CONSTRAINT, EXPRESSION) \
({ \
autotype(EXPRESSION) VeiledValue = (EXPRESSION); \
asm volatile("" : "=" CONSTRAINT ""(VeiledValue) : "0"(VeiledValue)); \
VeiledValue; \
})
#else
#define CONCEAL(CONSTRAINT, EXPRESSION) (EXPRESSION)
#define __conceal(CONSTRAINT, EXPRESSION) (EXPRESSION)
#endif
#ifndef __STRICT_ANSI__
#define EXPROPRIATE(EXPRESSION) \
#define __expropriate(EXPRESSION) \
({ \
asm volatile("" ::"g"(EXPRESSION) : "memory"); \
0; \
})
#else
#define EXPROPRIATE(EXPRESSION) (EXPRESSION)
#define __expropriate(EXPRESSION) (EXPRESSION)
#endif
#if !defined(__STRICT_ANSI__) && !defined(__APPLE__) && defined(__x86_64__)
#define YOINK(SYMBOL) \
#define __yoink(SYMBOL) \
asm(".section .yoink\n\tnopl\t%0\n\t.previous" : : "m"(SYMBOL))
#elif defined(__aarch64__)
#define YOINK(SYMBOL) \
#define __yoink(SYMBOL) \
asm(".section .yoink\n\tb\t%0\n\t.previous" : : "m"(SYMBOL))
#else
#define YOINK(SYMBOL) (void)0
#define __yoink(SYMBOL) (void)0
#endif
#if !defined(__STRICT_ANSI__) && !defined(__APPLE__) && defined(__x86_64__)
#define STATIC_YOINK(SYMBOLSTR) \
#define __static_yoink(SYMBOLSTR) \
asm(".section .yoink\n\tnopl\t\"" SYMBOLSTR "\"\n\t.previous")
#elif defined(__aarch64__)
#define STATIC_YOINK(SYMBOLSTR) \
#define __static_yoink(SYMBOLSTR) \
asm(".section .yoink\n\tb\t\"" SYMBOLSTR "\"\n\t.previous")
#else
#define STATIC_YOINK(SYMBOLSTR)
#define __static_yoink(SYMBOLSTR)
#endif
#if !defined(IM_FEELING_NAUGHTY)
#define STATIC_YOINK_SOURCE(PATH) STATIC_YOINK(PATH)
#define __static_yoink_source(PATH) __static_yoink(PATH)
#else
#define STATIC_YOINK_SOURCE(PATH)
#define __static_yoink_source(PATH)
#endif
#define __strong_reference(sym, aliassym) \
extern typeof(sym) aliassym __attribute__((__alias__(#sym)))
#define __weak_reference(sym, alias) \
asm(".weak\t" #alias "\n\t" \
".equ\t" #alias ", " #sym "\n\t" \
".type\t" #alias ",@notype")
extern __typeof(sym) aliassym __attribute__((__alias__(#sym)))
#define __weak_reference(sym, alias) \
__asm__(".weak\t" #alias "\n\t" \
".equ\t" #alias ", " #sym "\n\t" \
".type\t" #alias ",@notype")
#define __funline \
extern __inline \