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Annotation of OpenXM_contrib/gmp/tests/x86check.c, Revision 1.1

1.1     ! ohara       1: /* x86 calling conventions checking. */
        !             2:
        !             3: /*
        !             4: Copyright 2000, 2001 Free Software Foundation, Inc.
        !             5:
        !             6: This file is part of the GNU MP Library.
        !             7:
        !             8: The GNU MP Library is free software; you can redistribute it and/or modify
        !             9: it under the terms of the GNU Lesser General Public License as published by
        !            10: the Free Software Foundation; either version 2.1 of the License, or (at your
        !            11: option) any later version.
        !            12:
        !            13: The GNU MP Library is distributed in the hope that it will be useful, but
        !            14: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
        !            15: or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
        !            16: License for more details.
        !            17:
        !            18: You should have received a copy of the GNU Lesser General Public License
        !            19: along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
        !            20: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
        !            21: MA 02111-1307, USA.
        !            22: */
        !            23:
        !            24: #include <stdio.h>
        !            25: #include "gmp.h"
        !            26: #include "gmp-impl.h"
        !            27: #include "tests.h"
        !            28:
        !            29:
        !            30: /* temporaries */
        !            31: int  calling_conventions_save_ebx;
        !            32: int  calling_conventions_save_esi;
        !            33: int  calling_conventions_save_edi;
        !            34: int  calling_conventions_save_ebp;
        !            35: int  calling_conventions_retaddr;
        !            36: int  calling_conventions_retval;
        !            37:
        !            38: /* values to check */
        !            39: struct {
        !            40:   unsigned  control;
        !            41:   unsigned  status;
        !            42:   unsigned  tag;
        !            43:   unsigned  other[4];
        !            44: } calling_conventions_fenv;
        !            45: int  calling_conventions_ebx;
        !            46: int  calling_conventions_esi;
        !            47: int  calling_conventions_edi;
        !            48: int  calling_conventions_ebp;
        !            49: int  calling_conventions_eflags;
        !            50:
        !            51: /* expected values, as per x86call.asm */
        !            52: #define VALUE_EBX   0x01234567
        !            53: #define VALUE_ESI   0x89ABCDEF
        !            54: #define VALUE_EDI   0xFEDCBA98
        !            55: #define VALUE_EBP   0x76543210
        !            56:
        !            57: #define DIR_BIT(eflags)   (((eflags) & (1<<10)) != 0)
        !            58:
        !            59:
        !            60: /* Return 1 if ok, 0 if not */
        !            61:
        !            62: int
        !            63: calling_conventions_check (void)
        !            64: {
        !            65:   const char  *header = "Violated calling conventions:\n";
        !            66:   int  ret = 1;
        !            67:
        !            68: #define CHECK(callreg, regstr, value)                   \
        !            69:   if (callreg != value)                                 \
        !            70:     {                                                   \
        !            71:       printf ("%s   %s  got 0x%08X want 0x%08X\n",      \
        !            72:               header, regstr, callreg, value);          \
        !            73:       header = "";                                      \
        !            74:       ret = 0;                                          \
        !            75:     }
        !            76:
        !            77:   CHECK (calling_conventions_ebx, "ebx", VALUE_EBX);
        !            78:   CHECK (calling_conventions_esi, "esi", VALUE_ESI);
        !            79:   CHECK (calling_conventions_edi, "edi", VALUE_EDI);
        !            80:   CHECK (calling_conventions_ebp, "ebp", VALUE_EBP);
        !            81:
        !            82:   if (DIR_BIT (calling_conventions_eflags) != 0)
        !            83:     {
        !            84:       printf ("%s   eflags dir bit  got %d want 0\n",
        !            85:               header, DIR_BIT (calling_conventions_eflags));
        !            86:       header = "";
        !            87:       ret = 0;
        !            88:     }
        !            89:
        !            90:   if ((calling_conventions_fenv.tag & 0xFFFF) != 0xFFFF)
        !            91:     {
        !            92:       printf ("%s   fpu tags  got 0x%X want 0xFFFF\n",
        !            93:               header, calling_conventions_fenv.tag & 0xFFFF);
        !            94:       header = "";
        !            95:       ret = 0;
        !            96:     }
        !            97:
        !            98:   return ret;
        !            99: }