gcc/config/pa/long_double.h

   1 /* Definitions of long double support for GNU compiler.
   2    Copyright (C) 2000 Free Software Foundation, Inc.
   3
   4 This file is part of GNU CC.
   5
   6 GNU CC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU CC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU CC; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 59 Temple Place - Suite 330,
  19 Boston, MA 02111-1307, USA.  */
  20
  21 #define LONG_DOUBLE_TYPE_SIZE 128
  22
  23 /* Define library calls for quad FP operations.  These are all part of the
  24    PA32 and PA64 ABIs.  */
  25 #define ADDTF3_LIBCALL "_U_Qfadd"
  26 #define SUBTF3_LIBCALL "_U_Qfsub"
  27 #define MULTF3_LIBCALL "_U_Qfmpy"
  28 #define DIVTF3_LIBCALL "_U_Qfdiv"
  29 #define NEGTF2_LIBCALL "_U_Qfneg"
  30 #define SQRTTF2_LIBCALL "_U_Qfsqrt"
  31 #define ABSTF2_LIBCALL "_U_Qfabs"
  32 #define SMINTF3_LIBCALL "_U_Qfmin"
  33 #define SMAXTF3_LIBCALL "_U_Qfmax"
  34 #define EXTENDSFTF2_LIBCALL "_U_Qfcnvff_sgl_to_quad"
  35 #define EXTENDDFTF2_LIBCALL "_U_Qfcnvff_dbl_to_quad"
  36 #define TRUNCTFSF2_LIBCALL "_U_Qfcnvff_quad_to_sgl"
  37 #define TRUNCTFDF2_LIBCALL "_U_Qfcnvff_quad_to_dbl"
  38 #define FLOATSITF2_LIBCALL "_U_Qfcnvxf_sgl_to_quad"
  39 #define FLOATDITF2_LIBCALL "_U_Qfcnvxf_dbl_to_quad"
  40 /* We need to put a wrapper function around _U_Qfcnvfxt_quad_to_sgl so that
  41    we can massage its return value for PA64.  */
  42 #define FIX_TRUNCTFSI2_LIBCALL \
  43   (TARGET_64BIT ? "__U_Qfcnvfxt_quad_to_sgl" : "_U_Qfcnvfxt_quad_to_sgl")
  44 #define FIXUNS_TRUNCTFSI2_LIBCALL "_U_Qfcnvfxt_quad_to_usgl"
  45 #define FIX_TRUNCTFDI2_LIBCALL "_U_Qfcnvfxt_quad_to_dbl"
  46 #define EQTF2_LIBCALL "_U_Qfeq"
  47 #define NETF2_LIBCALL "_U_Qfne"
  48 #define GTTF2_LIBCALL "_U_Qfgt"
  49 #define GETF2_LIBCALL "_U_Qfge"
  50 #define LTTF2_LIBCALL "_U_Qflt"
  51 #define LETF2_LIBCALL "_U_Qfle"
  52
  53
  54 #define INIT_TARGET_OPTABS                                              \
  55   do {                                                                  \
  56     add_optab->handlers[(int) TFmode].libfunc                           \
  57       = gen_rtx_SYMBOL_REF (Pmode, ADDTF3_LIBCALL);                     \
  58     sub_optab->handlers[(int) TFmode].libfunc                           \
  59       = gen_rtx_SYMBOL_REF (Pmode, SUBTF3_LIBCALL);                     \
  60     smul_optab->handlers[(int) TFmode].libfunc                          \
  61       = gen_rtx_SYMBOL_REF (Pmode, MULTF3_LIBCALL);                     \
  62     sdiv_optab->handlers[(int) TFmode].libfunc                          \
  63       = gen_rtx_SYMBOL_REF (Pmode, DIVTF3_LIBCALL);                     \
  64     smin_optab->handlers[(int) TFmode].libfunc                          \
  65       = gen_rtx_SYMBOL_REF (Pmode, SMINTF3_LIBCALL);                    \
  66     smax_optab->handlers[(int) TFmode].libfunc                          \
  67       = gen_rtx_SYMBOL_REF (Pmode, SMAXTF3_LIBCALL);                    \
  68     sqrt_optab->handlers[(int) TFmode].libfunc                          \
  69       = gen_rtx_SYMBOL_REF (Pmode, SQRTTF2_LIBCALL);                    \
  70     abs_optab->handlers[(int) TFmode].libfunc                           \
  71       = gen_rtx_SYMBOL_REF (Pmode, ABSTF2_LIBCALL);                     \
  72     neg_optab->handlers[(int) TFmode].libfunc                           \
  73       = gen_rtx_SYMBOL_REF (Pmode, NEGTF2_LIBCALL);                     \
  74     extendsftf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, EXTENDSFTF2_LIBCALL); \
  75     extenddftf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, EXTENDDFTF2_LIBCALL); \
  76     trunctfsf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, TRUNCTFSF2_LIBCALL); \
  77     trunctfdf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, TRUNCTFDF2_LIBCALL); \
  78     floatsitf_libfunc = gen_rtx_SYMBOL_REF (Pmode, FLOATSITF2_LIBCALL);  \
  79     floatditf_libfunc = gen_rtx_SYMBOL_REF (Pmode, FLOATDITF2_LIBCALL);  \
  80     fixtfsi_libfunc = gen_rtx_SYMBOL_REF (Pmode, FIX_TRUNCTFSI2_LIBCALL);\
  81     fixtfdi_libfunc = gen_rtx_SYMBOL_REF (Pmode, FIX_TRUNCTFDI2_LIBCALL);\
  82     fixunstfsi_libfunc = gen_rtx_SYMBOL_REF (Pmode, FIXUNS_TRUNCTFSI2_LIBCALL);\
  83     fixunstfdi_libfunc = gen_rtx_SYMBOL_REF (Pmode, FIX_TRUNCTFDI2_LIBCALL);  \
  84     eqtf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, EQTF2_LIBCALL);          \
  85     netf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, NETF2_LIBCALL);          \
  86     gttf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, GTTF2_LIBCALL);          \
  87     getf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, GETF2_LIBCALL);          \
  88     lttf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, LTTF2_LIBCALL);          \
  89     letf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, LETF2_LIBCALL);          \
  90     INIT_SUBTARGET_OPTABS;                                              \
  91   } while (0)
  92
  93 /* This is meant to be redefined in the host dependent files */
  94 #define INIT_SUBTARGET_OPTABS
  95
  96 /* Nonzero if a floating point comparison library call for
  97    mode MODE that will return a boolean value.  Zero if one
  98    of the libgcc2 functions is used.  */
  99 #define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) ((MODE) == TFmode)