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Get address sanitizer mostly working

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This commit is contained in:
Justine Tunney 2020-09-03 05:44:37 -07:00
parent 1f1f3cd477
commit 7327c345f9
149 changed files with 3777 additions and 3457 deletions
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18
libc/str/str.h
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@ -440,6 +440,12 @@ char *_strncpy(char *, const char *, size_t) asm("strncpy") memcpyesque;
#define memmove(DEST, SRC, SIZE) __memcpy("MemMove", (DEST), (SRC), (SIZE))
#define mempcpy(DEST, SRC, SIZE) \
({ \
size_t SIze = (SIZE); \
(void *)((char *)memcpy((DEST), (SRC), SIze) + SIze); \
})
#define __memcpy(FN, DEST, SRC, SIZE) \
({ \
void *DeSt = (DEST); \
@ -448,16 +454,10 @@ char *_strncpy(char *, const char *, size_t) asm("strncpy") memcpyesque;
asm("call\t" FN \
: "=m"(*(char(*)[SiZe])(DeSt)) \
: "D"(DeSt), "S"(SrC), "d"(SiZe), "m"(*(const char(*)[SiZe])(SrC)) \
: __STR_XMM_CLOBBER "cc"); \
: __STR_XMM_CLOBBER "rcx", "cc"); \
DeSt; \
})
#define mempcpy(DEST, SRC, SIZE) \
({ \
size_t SIze = (SIZE); \
(void *)((char *)memcpy((DEST), (SRC), SIze) + SIze); \
})
#define __memset(DEST, BYTE, SIZE) \
({ \
void *DeSt = (DEST); \
@ -465,7 +465,7 @@ char *_strncpy(char *, const char *, size_t) asm("strncpy") memcpyesque;
asm("call\tMemSet" \
: "=m"(*(char(*)[SiZe])(DeSt)) \
: "D"(DeSt), "S"(BYTE), "d"(SiZe) \
: __STR_XMM_CLOBBER "cc"); \
: __STR_XMM_CLOBBER "rcx", "cc"); \
DeSt; \
})
@ -506,7 +506,7 @@ char *_strncpy(char *, const char *, size_t) asm("strncpy") memcpyesque;
size_t Rcx; \
asm("rep stosb" \
: "=D"(Rdi), "=c"(Rcx), "=m"(*(char(*)[SiZe])(Dest)) \
: "0"(Dest), "1"(SiZe), "S"(BYTE) \
: "0"(Dest), "1"(SiZe), "a"(BYTE) \
: "cc"); \
Dest; \
})