diff options
Diffstat (limited to 'gcc-4.8/libffi/src/powerpc/ffi_powerpc.h')
| -rw-r--r-- | gcc-4.8/libffi/src/powerpc/ffi_powerpc.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/gcc-4.8/libffi/src/powerpc/ffi_powerpc.h b/gcc-4.8/libffi/src/powerpc/ffi_powerpc.h new file mode 100644 index 000000000..2e61653d1 --- /dev/null +++ b/gcc-4.8/libffi/src/powerpc/ffi_powerpc.h @@ -0,0 +1,77 @@ +/* ----------------------------------------------------------------------- + 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_64BITS = 1 << (31-28), + + /* This goes in cr6 */ + FLAG_RETURNS_128BITS = 1 << (31-27), + + 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) +}; + +typedef union +{ + float f; + double d; +} ffi_dblfl; + +void FFI_HIDDEN ffi_closure_SYSV (void); +void FFI_HIDDEN ffi_call_SYSV(extended_cif *, unsigned, unsigned, unsigned *, + void (*)(void)); + +void FFI_HIDDEN ffi_prep_types_sysv (ffi_abi); +ffi_status FFI_HIDDEN ffi_prep_cif_sysv (ffi_cif *); +int FFI_HIDDEN ffi_closure_helper_SYSV (ffi_closure *, void *, unsigned long *, + ffi_dblfl *, unsigned long *); + +void FFI_HIDDEN ffi_call_LINUX64(extended_cif *, unsigned long, unsigned long, + unsigned long *, void (*)(void)); +void FFI_HIDDEN ffi_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); +int FFI_HIDDEN ffi_closure_helper_LINUX64 (ffi_closure *, void *, + unsigned long *, ffi_dblfl *); |