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Fix memcpy1/memcpy2 asm testcode on x86_64

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This commit is contained in:
herman ten brugge 2021-12-27 11:24:33 +01:00
parent 027b8fb9b8
commit 6c0e0b998b
1 changed files with 4 additions and 4 deletions
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8
tests/tcctest.c
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@ -3209,7 +3209,7 @@ return dest;
static inline void * memcpy1(void * to, const void * from, size_t n) static inline void * memcpy1(void * to, const void * from, size_t n)
{ {
long d0, d1, d2; size_t d0, d1, d2;
__asm__ __volatile__( __asm__ __volatile__(
"rep ; movsl\n\t" "rep ; movsl\n\t"
"testb $2,%b4\n\t" "testb $2,%b4\n\t"
@ -3220,14 +3220,14 @@ __asm__ __volatile__(
"movsb\n" "movsb\n"
"2:" "2:"
: "=&c" (d0), "=&D" (d1), "=&S" (d2) : "=&c" (d0), "=&D" (d1), "=&S" (d2)
:"0" (n/4), "q" (n),"1" ((long) to),"2" ((long) from) :"0" (n/4), "q" (n),"1" ((size_t) to),"2" ((size_t) from)
: "memory"); : "memory");
return (to); return (to);
} }
static inline void * memcpy2(void * to, const void * from, size_t n) static inline void * memcpy2(void * to, const void * from, size_t n)
{ {
long d0, d1, d2; size_t d0, d1, d2;
__asm__ __volatile__( __asm__ __volatile__(
"rep movsl\n\t" /* one-line rep prefix + string op */ "rep movsl\n\t" /* one-line rep prefix + string op */
"testb $2,%b4\n\t" "testb $2,%b4\n\t"
@ -3238,7 +3238,7 @@ __asm__ __volatile__(
"movsb\n" "movsb\n"
"2:" "2:"
: "=&c" (d0), "=&D" (d1), "=&S" (d2) : "=&c" (d0), "=&D" (d1), "=&S" (d2)
:"0" (n/4), "q" (n),"1" ((long) to),"2" ((long) from) :"0" (n/4), "q" (n),"1" ((size_t) to),"2" ((size_t) from)
: "memory"); : "memory");
return (to); return (to);
} }