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Mark Mitchell wrote: > > > > Based on your review, I attached the updated patch > > which includes these changes: > > > > 1. Use integer_zerop and integer_onep in "convert_to_fixed". > > 2. New comments in "expand_expr_real_1" to explain that > > because "expand_mult", "expand_divmod", and > "exapnd_shift" don't work > > for sat/non-sat fixed-point operations, for fixed-point modes we > > jump to the label of binop. > > 3. New changes in genopinit.c, because of the new method to > initialize > > instructions. > > This version is OK. > Because of the recent change in optabs.c, I need to modify my patch. The changes are in optabs.c to utilize the new method to initialize library functions. Is this patch ok? Thanks a lot! Regards, Chao-ying (Updated gcc/ChangeLog for optabs.c) 2007-09-05 Chao-ying Fu <fu@mips.com> * 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.
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changes.diff
Description: changes.diff
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