| |
| /*---------------------------------------------------------------*/ |
| /*--- begin guest_ppc_defs.h ---*/ |
| /*---------------------------------------------------------------*/ |
| |
| /* |
| This file is part of Valgrind, a dynamic binary instrumentation |
| framework. |
| |
| Copyright (C) 2004-2012 OpenWorks LLP |
| info@open-works.net |
| |
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License as |
| published by the Free Software Foundation; either version 2 of the |
| License, or (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301, USA. |
| |
| The GNU General Public License is contained in the file COPYING. |
| |
| 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 __VEX_GUEST_PPC_DEFS_H |
| #define __VEX_GUEST_PPC_DEFS_H |
| |
| #include "libvex_basictypes.h" |
| #include "libvex_guest_ppc32.h" // VexGuestPPC32State |
| #include "libvex_guest_ppc64.h" // VexGuestPPC64State |
| #include "guest_generic_bb_to_IR.h" // DisResult |
| |
| /*---------------------------------------------------------*/ |
| /*--- ppc to IR conversion ---*/ |
| /*---------------------------------------------------------*/ |
| |
| /* Convert one ppc insn to IR. See the type DisOneInstrFn in |
| bb_to_IR.h. */ |
| extern |
| DisResult disInstr_PPC ( IRSB* irbb, |
| Bool (*resteerOkFn) ( void*, Addr64 ), |
| Bool resteerCisOk, |
| void* callback_opaque, |
| UChar* guest_code, |
| Long delta, |
| Addr64 guest_IP, |
| VexArch guest_arch, |
| VexArchInfo* archinfo, |
| VexAbiInfo* abiinfo, |
| Bool host_bigendian, |
| Bool sigill_diag ); |
| |
| /* Used by the optimiser to specialise calls to helpers. */ |
| extern |
| IRExpr* guest_ppc32_spechelper ( const HChar* function_name, |
| IRExpr** args, |
| IRStmt** precedingStmts, |
| Int n_precedingStmts ); |
| |
| extern |
| IRExpr* guest_ppc64_spechelper ( const HChar* function_name, |
| IRExpr** args, |
| IRStmt** precedingStmts, |
| Int n_precedingStmts ); |
| |
| /* 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 |
| /* 14 */ PPCG_FLAG_OP_DIVDE, // divdeo |
| /* 15 */ PPCG_FLAG_OP_DIVWEU, // divweuo |
| /* 16 */ PPCG_FLAG_OP_DIVWE, // divweo |
| /* 17 */ PPCG_FLAG_OP_DIVDEU, // divdeuo |
| PPCG_FLAG_OP_NUMBER |
| }; |
| |
| |
| /*---------------------------------------------------------*/ |
| /*--- ppc guest helpers ---*/ |
| /*---------------------------------------------------------*/ |
| |
| /* --- CLEAN HELPERS --- */ |
| |
| /* none, right now */ |
| |
| /* --- DIRTY HELPERS --- */ |
| |
| extern ULong ppcg_dirtyhelper_MFTB ( void ); |
| |
| extern UInt ppc32g_dirtyhelper_MFSPR_268_269 ( UInt ); |
| |
| extern UInt ppc32g_dirtyhelper_MFSPR_287 ( 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 __VEX_GUEST_PPC_DEFS_H */ |
| |
| /*---------------------------------------------------------------*/ |
| /*--- end guest_ppc_defs.h ---*/ |
| /*---------------------------------------------------------------*/ |