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Diffstat (limited to 'src/backend/port/hpux/fixade.h')
| -rw-r--r-- | src/backend/port/hpux/fixade.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/backend/port/hpux/fixade.h b/src/backend/port/hpux/fixade.h new file mode 100644 index 00000000000..62324eb05d7 --- /dev/null +++ b/src/backend/port/hpux/fixade.h @@ -0,0 +1,63 @@ +/*------------------------------------------------------------------------- + * + * fixade.h-- + * compiler tricks to make things work while POSTGRES does non-native + * dereferences on PA-RISC. + * + * + * Copyright (c) 1994, Regents of the University of California + * + * $Id: fixade.h,v 1.1.1.1 1996/07/09 06:21:43 scrappy Exp $ + * + * NOTES + * This must be included in EVERY source file. + * + *------------------------------------------------------------------------- + */ +#ifndef FIXADE_H +#define FIXADE_H + +#if !defined(NOFIXADE) + +#if defined(HP_S500_ALIGN) +/* ---------------- + * This cheesy hack turns ON unaligned-access fixup on H-P PA-RISC; + * the resulting object files contain code that explicitly handles + * realignment on reference, so it slows memory access down by a + * considerable factor. It must be used in conjunction with the +u + * flag to cc. The #pragma is included in c.h to be safe since EVERY + * source file that performs unaligned access must contain the #pragma. + * ---------------- + */ +#pragma HP_ALIGN HPUX_NATURAL_S500 + +#if defined(BROKEN_STRUCT_INIT) +/* ---------------- + * This is so bogus. The HP-UX 9.01 compiler has totally broken + * struct initialization code. It actually length-checks ALL + * array initializations within structs against the FIRST one that + * it sees (when #pragma HP_ALIGN HPUX_NATURAL_S500 is defined).. + * we have to throw in this unused structure before struct varlena + * is defined. + * + * XXX guess you don't need the #pragma anymore after all :-) + * since no one looks at this except me i think i'll just leave + * this here for now.. + * ---------------- + */ +struct HP_WAY_BOGUS { + char hpwb_bogus[8192]; +}; +struct HP_TOO_BOGUS { + int hptb_bogus[8192]; +}; +#endif /* BROKEN_STRUCT_INIT */ +#endif /* HP_S500_ALIGN */ + +#if defined(WEAK_C_OPTIMIZER) +#pragma OPT_LEVEL 1 +#endif /* WEAK_C_OPTIMIZER */ + +#endif /* !NOFIXADE */ + +#endif /* FIXADE_H */ |