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* ginclude/stdfix.h: New file. * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h. (convert.o): Add dependence on fixed-value.h. * c-convert.c (convert): Support FIXED_POINT_TYPE. * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function to define fixed-point constants. (c_cpp_builtins): Define fixed-point constants. * convert.c (fixed-value.h): New include. (convert_to_real): Update comment to include fixed-point. Support FIXED_POINT_TYPE. (convert_to_integer): Update comment to include fixed-point. Support FIXED_POINT_TYPE. (convert_to_complex): Support FIXED_POINT_TYPE. (convert_to_fixed): New function. * convert.h (convert_to_fixed): Declare. * genopinit.c: Add comment about $Q for only fixed-point modes. (optabs): Add fract_optab, fractuns_optab, satfract_optab, satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab, sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab, usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab, usneg_optab for fixed-point modes. (gen_insn): Add force_fixed to track the $Q format for all fixed-point modes. * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR, PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or unsigned saturation optabs, when type is saturating. (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT. (expand_fixed_convert): New function. (gen_fixed_libfunc, gen_signed_fixed_libfunc, gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc, gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc, gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc, gen_fract_conv_libfunc, gen_fractuns_conv_libfunc, gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New functions. (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab, usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab, ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab, usneg_optab, fract_optab, fractuns_optab, satfract_optab, satfractuns_optab. Initialize fixed-point libraries, including add, ssadd, usadd, sub, sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl, ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract, fractuns, satfractuns. * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub, OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg, OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen, OTI_ssmsub_widen, OTI_usmsub_widen. (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab, usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab, ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab, umsub_widen_optab, usmsub_widen_optab): Define. (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract, COI_satfractuns. (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab): Define. (expand_fixed_convert): Declare. * expr.c (convert_move): Support the move of fixed-point modes. (emit_move_insn_1): Handle fixed-point mode to move via integer. (categorize_ctor_elements_1): Handle FIXED_CST. (count_type_elements): Handle FIXED_POINT_TYPE. (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM. Support FIXED_CST. For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating multiply and add/subtract for fixed-point types. For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point mode, we jump to binop directly. Support FIXED_CONVERT_EXPR. (do_store_flag): Check FIXED_CST to put a constant second. (vector_mode_valid_p): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM. (const_vector_from_tree): Support FIXED_CST. * doc/extend.texi (Fixed-Point): New node. * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv, ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract, satfract, fractuns, satfractuns): Document them. From-SVN: r128218
31 lines
1.1 KiB
C
31 lines
1.1 KiB
C
/* Definition of functions in convert.c.
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Copyright (C) 1993, 2000, 2003, 2004, 2007 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_CONVERT_H
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#define GCC_CONVERT_H
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extern tree convert_to_integer (tree, tree);
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extern tree convert_to_pointer (tree, tree);
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extern tree convert_to_real (tree, tree);
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extern tree convert_to_fixed (tree, tree);
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extern tree convert_to_complex (tree, tree);
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extern tree convert_to_vector (tree, tree);
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#endif /* GCC_CONVERT_H */
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