2016-11-11 23:34:39 +01:00
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--- Modules/_ctypes/libffi/src/x86/ffi64.c
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+++ Modules/_ctypes/libffi/src/x86/ffi64.c
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2015-07-26 21:38:38 +02:00
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@@ -548,11 +548,15 @@
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2015-01-13 16:12:55 +01:00
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tramp = (volatile unsigned short *) &closure->tramp[0];
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tramp[0] = 0xbb49; /* mov <code>, %r11 */
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- *((unsigned long long * volatile) &tramp[1])
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- = (unsigned long) ffi_closure_unix64;
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+ tramp[1] = (unsigned long) ffi_closure_unix64;
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+ tramp[2] = ((unsigned long) ffi_closure_unix64) >> 16;
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+ tramp[3] = ((unsigned long) ffi_closure_unix64) >> 32;
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+ tramp[4] = ((unsigned long) ffi_closure_unix64) >> 48;
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tramp[5] = 0xba49; /* mov <data>, %r10 */
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- *((unsigned long long * volatile) &tramp[6])
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- = (unsigned long) codeloc;
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+ tramp[6] = (unsigned long) codeloc;
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+ tramp[7] = ((unsigned long) codeloc) >> 16;
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+ tramp[8] = ((unsigned long) codeloc) >> 32;
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+ tramp[9] = ((unsigned long) codeloc) >> 48;
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/* Set the carry bit iff the function uses any sse registers.
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This is clc or stc, together with the first byte of the jmp. */
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2016-11-11 23:35:15 +01:00
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--- Modules/_ctypes/libffi_osx/x86/x86-ffi64.c
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+++ Modules/_ctypes/libffi_osx/x86/x86-ffi64.c
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@@ -599,9 +599,15 @@
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tramp = (volatile unsigned short*)&closure->tramp[0];
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tramp[0] = 0xbb49; /* mov <code>, %r11 */
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- *(void* volatile*)&tramp[1] = ffi_closure_unix64;
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+ tramp[1] = (unsigned short) ffi_closure_unix64;
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2017-01-17 21:07:01 +01:00
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+ tramp[2] = (unsigned short) (((unsigned long)ffi_closure_unix64) >> 16);
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+ tramp[3] = (unsigned short) (((unsigned long)ffi_closure_unix64) >> 32);
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+ tramp[4] = (unsigned short) (((unsigned long)ffi_closure_unix64) >> 48);
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2016-11-11 23:35:15 +01:00
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tramp[5] = 0xba49; /* mov <data>, %r10 */
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- *(void* volatile*)&tramp[6] = closure;
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+ tramp[6] = (unsigned short) closure;
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2017-01-17 21:07:01 +01:00
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+ tramp[7] = (unsigned short) (((unsigned long)closure) >> 16);
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+ tramp[8] = (unsigned short) (((unsigned long)closure) >> 32);
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+ tramp[9] = (unsigned short) (((unsigned long)closure) >> 48);
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2016-11-11 23:35:15 +01:00
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/* Set the carry bit if the function uses any sse registers.
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This is clc or stc, together with the first byte of the jmp. */
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