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Diffstat (limited to 'src/cmd/5g/opt.h')
| -rw-r--r-- | src/cmd/5g/opt.h | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/src/cmd/5g/opt.h b/src/cmd/5g/opt.h deleted file mode 100644 index 7a0070fc9..000000000 --- a/src/cmd/5g/opt.h +++ /dev/null @@ -1,165 +0,0 @@ -// Inferno utils/5c/gc.h -// http://code.google.com/p/inferno-os/source/browse/utils/5c/gc.h -// -// Copyright © 1994-1999 Lucent Technologies Inc. All rights reserved. -// Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net) -// Portions Copyright © 1997-1999 Vita Nuova Limited -// Portions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com) -// Portions Copyright © 2004,2006 Bruce Ellis -// Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net) -// Revisions Copyright © 2000-2007 Lucent Technologies Inc. and others -// Portions Copyright © 2009 The Go Authors. All rights reserved. -// -// 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 -// AUTHORS OR COPYRIGHT HOLDERS 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. - -#define Z N -#define Adr Addr - -#define D_HI D_NONE -#define D_LO D_NONE - -#define isregtype(t) ((t)>= D_AX && (t)<=D_R15) - -#define BLOAD(r) band(bnot(r->refbehind), r->refahead) -#define BSTORE(r) band(bnot(r->calbehind), r->calahead) -#define LOAD(r) (~r->refbehind.b[z] & r->refahead.b[z]) -#define STORE(r) (~r->calbehind.b[z] & r->calahead.b[z]) - -#define CLOAD 5 -#define CREF 5 -#define CINF 1000 -#define LOOP 3 - -typedef struct Reg Reg; -typedef struct Rgn Rgn; - -struct Reg -{ - - Bits set; - Bits use1; - Bits use2; - - Bits refbehind; - Bits refahead; - Bits calbehind; - Bits calahead; - Bits regdiff; - Bits act; - - int32 regu; // register used bitmap - int32 rpo; // reverse post ordering - int32 active; - - uint16 loop; // x5 for every loop - uchar refset; // diagnostic generated - - Reg* p1; - Reg* p2; - Reg* p2link; - Reg* s1; - Reg* s2; - Reg* link; - Prog* prog; -}; -#define R ((Reg*)0) - -#define NRGN 600 -struct Rgn -{ - Reg* enter; - short cost; - short varno; - short regno; -}; - -EXTERN int32 exregoffset; // not set -EXTERN int32 exfregoffset; // not set -EXTERN Reg* firstr; -EXTERN Reg* lastr; -EXTERN Reg zreg; -EXTERN Reg* freer; -EXTERN Reg** rpo2r; -EXTERN Rgn region[NRGN]; -EXTERN Rgn* rgp; -EXTERN int nregion; -EXTERN int nvar; -EXTERN int32 regbits; -EXTERN int32 exregbits; -EXTERN Bits externs; -EXTERN Bits params; -EXTERN Bits consts; -EXTERN Bits addrs; -EXTERN Bits ovar; -EXTERN int change; -EXTERN int32 maxnr; -EXTERN int32* idom; - -EXTERN struct -{ - int32 ncvtreg; - int32 nspill; - int32 nreload; - int32 ndelmov; - int32 nvar; - int32 naddr; -} ostats; - -/* - * reg.c - */ -Reg* rega(void); -int rcmp(const void*, const void*); -void regopt(Prog*); -void addmove(Reg*, int, int, int); -Bits mkvar(Reg *r, Adr *a); -void prop(Reg*, Bits, Bits); -void loopit(Reg*, int32); -void synch(Reg*, Bits); -uint32 allreg(uint32, Rgn*); -void paint1(Reg*, int); -uint32 paint2(Reg*, int); -void paint3(Reg*, int, int32, int); -void addreg(Adr*, int); -void dumpit(char *str, Reg *r0); -int noreturn(Prog *p); - -/* - * peep.c - */ -void peep(void); -void excise(Reg*); -Reg* uniqp(Reg*); -Reg* uniqs(Reg*); -int regtyp(Adr*); -int anyvar(Adr*); -int subprop(Reg*); -int copyprop(Reg*); -int copy1(Adr*, Adr*, Reg*, int); -int copyu(Prog*, Adr*, Adr*); - -int copyas(Adr*, Adr*); -int copyau(Adr*, Adr*); -int copysub(Adr*, Adr*, Adr*, int); -int copysub1(Prog*, Adr*, Adr*, int); - -int32 RtoB(int); -int32 FtoB(int); -int BtoR(int32); -int BtoF(int32); |