| |
| /*---------------------------------------------------------------*/ |
| /*--- ---*/ |
| /*--- This file (guest-ppc/gdefs.h) is ---*/ |
| /*--- Copyright (C) OpenWorks LLP. All rights reserved. ---*/ |
| /*--- ---*/ |
| /*---------------------------------------------------------------*/ |
| |
| /* |
| This file is part of LibVEX, a library for dynamic binary |
| instrumentation and translation. |
| |
| Copyright (C) 2004-2006 OpenWorks LLP. All rights reserved. |
| |
| This library is made available under a dual licensing scheme. |
| |
| If you link LibVEX against other code all of which is itself |
| licensed under the GNU General Public License, version 2 dated June |
| 1991 ("GPL v2"), then you may use LibVEX under the terms of the GPL |
| v2, as appearing in the file LICENSE.GPL. If the file LICENSE.GPL |
| is missing, you can obtain a copy of the GPL v2 from the Free |
| Software Foundation Inc., 51 Franklin St, Fifth Floor, Boston, MA |
| 02110-1301, USA. |
| |
| For any other uses of LibVEX, you must first obtain a commercial |
| license from OpenWorks LLP. Please contact info@open-works.co.uk |
| for information about commercial licensing. |
| |
| This software is provided by OpenWorks LLP "as is" and any express |
| or implied warranties, including, but not limited to, the implied |
| warranties of merchantability and fitness for a particular purpose |
| are disclaimed. In no event shall OpenWorks LLP be liable for any |
| direct, indirect, incidental, special, exemplary, or consequential |
| damages (including, but not limited to, procurement of substitute |
| goods or services; loss of use, data, or profits; or business |
| interruption) however caused and on any theory of liability, |
| whether in contract, strict liability, or tort (including |
| negligence or otherwise) arising in any way out of the use of this |
| software, even if advised of the possibility of such damage. |
| |
| Neither the names of the U.S. Department of Energy nor the |
| University of California nor the names of its contributors may be |
| used to endorse or promote products derived from this software |
| without prior written permission. |
| */ |
| |
| /* Only to be used within the guest-ppc directory. */ |
| |
| |
| #ifndef __LIBVEX_GUEST_PPC_DEFS_H |
| #define __LIBVEX_GUEST_PPC_DEFS_H |
| |
| |
| /*---------------------------------------------------------*/ |
| /*--- ppc to IR conversion ---*/ |
| /*---------------------------------------------------------*/ |
| |
| /* Convert one ppc insn to IR. See the type DisOneInstrFn in |
| bb_to_IR.h. */ |
| extern |
| DisResult disInstr_PPC ( IRBB* irbb, |
| Bool put_IP, |
| Bool (*resteerOkFn) ( void*, Addr64 ), |
| void* callback_opaque, |
| UChar* guest_code, |
| Long delta, |
| Addr64 guest_IP, |
| VexArch guest_arch, |
| VexArchInfo* archinfo, |
| Bool host_bigendian ); |
| |
| /* Used by the optimiser to specialise calls to helpers. */ |
| extern |
| IRExpr* guest_ppc32_spechelper ( HChar* function_name, |
| IRExpr** args ); |
| |
| extern |
| IRExpr* guest_ppc64_spechelper ( HChar* function_name, |
| IRExpr** args ); |
| |
| /* Describes to the optimser which part of the guest state require |
| precise memory exceptions. This is logically part of the guest |
| state description. */ |
| extern |
| Bool guest_ppc32_state_requires_precise_mem_exns ( Int, Int ); |
| |
| extern |
| Bool guest_ppc64_state_requires_precise_mem_exns ( Int, Int ); |
| |
| extern |
| VexGuestLayout ppc32Guest_layout; |
| |
| extern |
| VexGuestLayout ppc64Guest_layout; |
| |
| |
| /* FP Rounding mode - different encoding to IR */ |
| typedef |
| enum { |
| PPCrm_NEAREST = 0, |
| PPCrm_NegINF = 1, |
| PPCrm_PosINF = 2, |
| PPCrm_ZERO = 3 |
| } PPCRoundingMode; |
| |
| /* Floating point comparison values - different encoding to IR */ |
| typedef |
| enum { |
| PPCcr_LT = 0x8, |
| PPCcr_GT = 0x4, |
| PPCcr_EQ = 0x2, |
| PPCcr_UN = 0x1 |
| } |
| PPCCmpF64Result; |
| |
| /* |
| Enumeration for xer_ca/ov calculation helper functions |
| */ |
| enum { |
| /* 0 */ PPCG_FLAG_OP_ADD=0, // addc[o], addic |
| /* 1 */ PPCG_FLAG_OP_ADDE, // adde[o], addme[o], addze[o] |
| /* 2 */ PPCG_FLAG_OP_DIVW, // divwo |
| /* 3 */ PPCG_FLAG_OP_DIVWU, // divwuo |
| /* 4 */ PPCG_FLAG_OP_MULLW, // mullwo |
| /* 5 */ PPCG_FLAG_OP_NEG, // nego |
| /* 6 */ PPCG_FLAG_OP_SUBF, // subfo |
| /* 7 */ PPCG_FLAG_OP_SUBFC, // subfc[o] |
| /* 8 */ PPCG_FLAG_OP_SUBFE, // subfe[o], subfme[o], subfze[o] |
| /* 9 */ PPCG_FLAG_OP_SUBFI, // subfic |
| /* 10 */ PPCG_FLAG_OP_SRAW, // sraw |
| /* 11 */ PPCG_FLAG_OP_SRAWI, // srawi |
| /* 12 */ PPCG_FLAG_OP_SRAD, // srad |
| /* 13 */ PPCG_FLAG_OP_SRADI, // sradi |
| PPCG_FLAG_OP_NUMBER |
| }; |
| |
| |
| /*---------------------------------------------------------*/ |
| /*--- ppc guest helpers ---*/ |
| /*---------------------------------------------------------*/ |
| |
| /* --- CLEAN HELPERS --- */ |
| |
| /* none, right now */ |
| |
| /* --- DIRTY HELPERS --- */ |
| |
| extern ULong ppcg_dirtyhelper_MFTB ( void ); |
| |
| extern void ppc32g_dirtyhelper_LVS ( VexGuestPPC32State* gst, |
| UInt vD_idx, UInt sh, |
| UInt shift_right ); |
| |
| extern void ppc64g_dirtyhelper_LVS ( VexGuestPPC64State* gst, |
| UInt vD_idx, UInt sh, |
| UInt shift_right ); |
| |
| #endif /* ndef __LIBVEX_GUEST_PPC_DEFS_H */ |
| |
| /*---------------------------------------------------------------*/ |
| /*--- end guest-ppc/gdefs.h ---*/ |
| /*---------------------------------------------------------------*/ |