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Fix microblaze big-endian struct issue

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This commit is contained in:
Anthony Green
2013-02-08 07:12:41 -05:00
parent 9db7e1a958
commit 35ee8d44f3
2 changed files with 9 additions and 21 deletions
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6
ChangeLog
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@@ -1,3 +1,9 @@
2013-02-08 Nathan Rossi <nathan.rossi@xilinx.com>
* src/microblaze/ffi.c (ffi_closure_call_SYSV): Fix handling of
small big-endian structures.
(ffi_prep_args): Ditto.
2013-02-07 Anthony Green <green@moxielogic.com> 2013-02-07 Anthony Green <green@moxielogic.com>
* src/sparc/v8.S (ffi_call_v8): Fix typo from last patch * src/sparc/v8.S (ffi_call_v8): Fix typo from last patch

22
src/microblaze/ffi.c
View File

@@ -119,16 +119,7 @@ void ffi_prep_args(void* stack, extended_cif* ecif)
*/ */
if (size < WORD_SIZE) if (size < WORD_SIZE)
{ {
if (size == 1) { memcpy (addr + (WORD_SIZE - size), value, size);
*(unsigned int *)addr =
(unsigned int)*(UINT8*)(value);
} else if (size == 2) {
*(unsigned int *)addr =
(unsigned int)*(UINT16*)(value);
} else {
*(unsigned int *)addr =
((unsigned int)*(UINT32*)(value)) >> 8;
}
break; break;
} }
#endif #endif
@@ -250,16 +241,7 @@ void ffi_closure_call_SYSV(void* register_args, void* stack_args,
*/ */
if (arg_types[i]->size < WORD_SIZE) if (arg_types[i]->size < WORD_SIZE)
{ {
if (arg_types[i]->size == 1) { memcpy (ptr, ptr + (WORD_SIZE - arg_types[i]->size), arg_types[i]->size);
*(unsigned int *)ptr =
((unsigned int)*(UINT32*)(ptr)) << 24;
} else if (arg_types[i]->size == 2) {
*(unsigned int *)ptr =
((unsigned int)*(UINT32*)(ptr)) << 16;
} else {
*(unsigned int *)ptr =
((unsigned int)*(UINT32*)(ptr)) << 8;
}
} }
#endif #endif
avalue[i] = (void*)ptr; avalue[i] = (void*)ptr;