mirror of https://github.com/ioquake/ioq3.git
157 lines
4.8 KiB
C
157 lines
4.8 KiB
C
/*
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===========================================================================
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Copyright (C) 2008 Przemyslaw Iskra <sparky@pld-linux.org>
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This file is part of Quake III Arena source code.
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Quake III Arena source code is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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Quake III Arena source code is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Quake III Arena source code; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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===========================================================================
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*/
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#ifndef VM_POWERPC_ASM_H
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#define VM_POWERPC_ASM_H
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/*
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* Register information according to:
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* http://refspecs.freestandards.org/elf/elfspec_ppc.pdf
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*/
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#define r0 0 // volatile
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#define r1 1 // caller safe ( stack pointer )
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#define r2 2 // reserved
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#define r3 3 // callee safe
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#define r4 4 // callee safe
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#define r5 5 // callee safe
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#define r6 6 // callee safe
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#define r7 7 // callee safe
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#define r8 8 // callee safe
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#define r9 9 // callee safe
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#define r10 10 // callee safe
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#define r11 11 // volatile
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#define r12 12 // volatile
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#define r13 13 // reserved ( small data area )
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#define r14 14 // caller safe
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#define r15 15 // caller safe
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#define r16 16 // caller safe
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#define r17 17 // caller safe
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#define r18 18 // caller safe
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#define r19 19 // caller safe
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#define r20 20 // caller safe
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#define r21 21 // caller safe
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#define r22 22 // caller safe
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#define r23 23 // caller safe
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#define r24 24 // caller safe
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#define r25 25 // caller safe
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#define r26 26 // caller safe
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#define r27 27 // caller safe
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#define r28 28 // caller safe
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#define r29 29 // caller safe
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#define r30 30 // caller safe
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#define r31 31 // caller safe ( environment pointers )
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#define f0 0 // callee safe
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#define f1 1 // callee safe
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#define f2 2 // callee safe
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#define f3 3 // callee safe
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#define f4 4 // callee safe
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#define f5 5 // callee safe
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#define f6 6 // callee safe
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#define f7 7 // callee safe
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#define f8 8 // callee safe
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#define f9 9 // callee safe
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#define f10 10 // callee safe
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#define f11 11 // callee safe
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#define f12 12 // callee safe
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#define f13 13 // callee safe
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#define f14 14 // caller safe
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#define f15 15 // caller safe
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#define f16 16 // caller safe
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#define f17 17 // caller safe
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#define f18 18 // caller safe
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#define f19 19 // caller safe
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#define f20 20 // caller safe
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#define f21 21 // caller safe
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#define f22 22 // caller safe
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#define f23 23 // caller safe
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#define f24 24 // caller safe
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#define f25 25 // caller safe
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#define f26 26 // caller safe
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#define f27 27 // caller safe
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#define f28 28 // caller safe
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#define f29 29 // caller safe
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#define f30 30 // caller safe
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#define f31 31 // caller safe
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#define cr0 0 // volatile
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#define cr1 1 // volatile
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#define cr2 2 // caller safe
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#define cr3 3 // caller safe
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#define cr4 4 // caller safe
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#define cr5 5 // volatile
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#define cr6 6 // volatile
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#define cr7 7 // volatile
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#define lt 0
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#define gt 1
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#define eq 2
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#define so 3
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// branch bo field values
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#define branchLikely 1
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#define branchFalse 4
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#define branchTrue 12
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#define branchAlways 20
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// branch extensions (change branch type)
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#define branchExtLink 0x0001
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/*
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* This list must match exactly the powerpc_opcodes list from vm_powerpc_asm.c
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* If you're changing the original list remember to regenerate this one. You
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* may do so using this perl script:
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perl -p -e 'BEGIN{%t=("-"=>m=>"+"=>p=>"."=>d=>);$l=""}$o=0 if/^}/;
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if($o && s/^{ "(.*?)([\.+-])?".+/i\U$1\E$t{$2}/s){$_.="_" while$l{$_};
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$l{$_}=1;if(length $l.$_ > 70){$s=$_;$_="\t$l\n";$l="$s,"}else
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{$l.=" $_,";$_=undef}}else{$o=1 if/powerpc_opcodes.*=/;$_=undef};
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END{print "\t$l\n"}' < vm_powerpc_asm.c
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*/
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typedef enum powerpc_iname {
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iCMPLWI, iCMPWI, iCMPW, iCMPLW, iFCMPU, iLI, iLIS, iADDI, iADDIS,
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iBLTm, iBC, iBCL, iB, iBL, iBLR, iBCTR, iBCTRL, iRLWINM, iNOP, iORI,
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iXORIS, iLDX, iLWZX, iSLW, iAND, iSUB, iLBZX, iNEG, iNOT, iSTWX, iSTBX,
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iMULLW, iADD, iLHZX, iXOR, iMFLR, iSTHX, iMR, iOR, iDIVWU, iMTLR,
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iMTCTR, iDIVW, iLFSX, iSRW, iSTFSX, iSRAW, iEXTSH, iEXTSB, iLWZ, iLBZ,
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iSTW, iSTWU, iSTB, iLHZ, iSTH, iLFS, iLFD, iSTFS, iSTFD, iLD, iFDIVS,
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iFSUBS, iFADDS, iFMULS, iSTD, iSTDU, iFRSP, iFCTIWZ, iFSUB, iFNEG,
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} powerpc_iname_t;
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#include <stdint.h>
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typedef uint32_t ppc_instruction_t;
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extern ppc_instruction_t
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asm_instruction( powerpc_iname_t, const int, const long int * );
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#define IN( inst, args... ) \
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({\
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const long int argv[] = { args };\
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const int argc = sizeof( argv ) / sizeof( argv[0] ); \
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asm_instruction( inst, argc, argv );\
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})
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#endif
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