intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 105 insertions, 0 deletions

diff --git a/contrib/restricted/libffi/src/powerpc/ffi_powerpc.h b/contrib/restricted/libffi/src/powerpc/ffi_powerpc.h
new file mode 100644
index 0000000000..5ee2a7095a
--- /dev/null
+++ b/contrib/restricted/libffi/src/powerpc/ffi_powerpc.h
@@ -0,0 +1,105 @@
+/* -----------------------------------------------------------------------
+   ffi_powerpc.h - Copyright (C) 2013 IBM
+                   Copyright (C) 2011 Anthony Green
+                   Copyright (C) 2011 Kyle Moffett
+                   Copyright (C) 2008 Red Hat, Inc
+                   Copyright (C) 2007, 2008 Free Software Foundation, Inc
+                   Copyright (c) 1998 Geoffrey Keating
+
+   PowerPC Foreign Function Interface
+
+   Permission is hereby granted, free of charge, to any person obtaining
+   a copy of this software and associated documentation files (the
+   ``Software''), to deal in the Software without restriction, including
+   without limitation the rights to use, copy, modify, merge, publish,
+   distribute, sublicense, and/or sell copies of the Software, and to
+   permit persons to whom the Software is furnished to do so, subject to
+   the following conditions:
+
+   The above copyright notice and this permission notice shall be included
+   in all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+   IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR
+   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+   OTHER DEALINGS IN THE SOFTWARE.
+   ----------------------------------------------------------------------- */
+
+enum {
+  /* The assembly depends on these exact flags.  */
+  /* These go in cr7 */
+  FLAG_RETURNS_SMST     = 1 << (31-31), /* Used for FFI_SYSV small structs.  */
+  FLAG_RETURNS_NOTHING  = 1 << (31-30),
+  FLAG_RETURNS_FP       = 1 << (31-29),
+  FLAG_RETURNS_VEC      = 1 << (31-28),
+
+  /* These go in cr6 */
+  FLAG_RETURNS_64BITS   = 1 << (31-27),
+  FLAG_RETURNS_128BITS  = 1 << (31-26),
+
+  FLAG_COMPAT           = 1 << (31- 8), /* Not used by assembly */
+
+  /* These go in cr1 */
+  FLAG_ARG_NEEDS_COPY   = 1 << (31- 7), /* Used by sysv code */
+  FLAG_ARG_NEEDS_PSAVE  = FLAG_ARG_NEEDS_COPY, /* Used by linux64 code */
+  FLAG_FP_ARGUMENTS     = 1 << (31- 6), /* cr1.eq; specified by ABI */
+  FLAG_4_GPR_ARGUMENTS  = 1 << (31- 5),
+  FLAG_RETVAL_REFERENCE = 1 << (31- 4),
+  FLAG_VEC_ARGUMENTS    = 1 << (31- 3),
+};
+
+typedef union
+{
+  float f;
+  double d;
+} ffi_dblfl;
+
+#if defined(__FLOAT128_TYPE__)
+typedef _Float128 float128;
+#elif defined(__FLOAT128__)
+typedef __float128 float128;
+#else
+typedef __int128 float128;
+#endif
+
+void FFI_HIDDEN ffi_closure_SYSV (void);
+void FFI_HIDDEN ffi_go_closure_sysv (void);
+void FFI_HIDDEN ffi_call_SYSV(extended_cif *, void (*)(void), void *,
+			      unsigned, void *, int);
+
+void FFI_HIDDEN ffi_prep_types_sysv (ffi_abi);
+ffi_status FFI_HIDDEN ffi_prep_cif_sysv (ffi_cif *);
+ffi_status FFI_HIDDEN ffi_prep_closure_loc_sysv (ffi_closure *,
+						 ffi_cif *,
+						 void (*) (ffi_cif *, void *,
+							   void **, void *),
+						 void *, void *);
+int FFI_HIDDEN ffi_closure_helper_SYSV (ffi_cif *,
+					void (*) (ffi_cif *, void *,
+						  void **, void *),
+					void *, void *, unsigned long *,
+					ffi_dblfl *, unsigned long *);
+
+void FFI_HIDDEN ffi_call_LINUX64(extended_cif *, void (*) (void), void *,
+				 unsigned long, void *, long);
+void FFI_HIDDEN ffi_closure_LINUX64 (void);
+void FFI_HIDDEN ffi_go_closure_linux64 (void);
+
+void FFI_HIDDEN ffi_prep_types_linux64 (ffi_abi);
+ffi_status FFI_HIDDEN ffi_prep_cif_linux64 (ffi_cif *);
+ffi_status FFI_HIDDEN ffi_prep_cif_linux64_var (ffi_cif *, unsigned int,
+						unsigned int);
+void FFI_HIDDEN ffi_prep_args64 (extended_cif *, unsigned long *const);
+ffi_status FFI_HIDDEN ffi_prep_closure_loc_linux64 (ffi_closure *, ffi_cif *,
+						    void (*) (ffi_cif *, void *,
+							      void **, void *),
+						    void *, void *);
+int FFI_HIDDEN ffi_closure_helper_LINUX64 (ffi_cif *,
+					   void (*) (ffi_cif *, void *,
+						     void **, void *),
+					   void *, void *,
+					   unsigned long *, ffi_dblfl *,
+					   float128 *);