From fa6c9c2e483ba1707b6ac83010e4ae47c9100b21 Mon Sep 17 00:00:00 2001 From: Yuao Ma Date: Sun, 27 Jul 2025 19:41:25 +0800 Subject: fortran: implement split for fortran 2023 This patch includes the implementation, documentation, and test case for SPLIT. gcc/fortran/ChangeLog: * check.cc (gfc_check_split): Argument check for SPLIT. * gfortran.h (enum gfc_isym_id): Define GFC_ISYM_SPLIT. * intrinsic.cc (add_subroutines): Register SPLIT intrinsic. * intrinsic.h (gfc_check_split): New decl. (gfc_resolve_split): Ditto. * intrinsic.texi: SPLIT documentation. * iresolve.cc (gfc_resolve_split): Add resolved_sym for SPLIT. * trans-decl.cc (gfc_build_intrinsic_function_decls): Add decl for SPLIT in libgfortran. * trans-intrinsic.cc (conv_intrinsic_split): SPLIT codegen. (gfc_conv_intrinsic_subroutine): Handle SPLIT case. * trans.h (GTY): Declare gfor_fndecl_string_split{, _char4}. libgfortran/ChangeLog: * gfortran.map: Add split symbol. * intrinsics/string_intrinsics_inc.c (string_split): Runtime support for SPLIT. gcc/testsuite/ChangeLog: * gfortran.dg/split_1.f90: New test. * gfortran.dg/split_2.f90: New test. * gfortran.dg/split_3.f90: New test. * gfortran.dg/split_4.f90: New test. Signed-off-by: Yuao Ma --- gcc/fortran/iresolve.cc | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'gcc/fortran/iresolve.cc') diff --git a/gcc/fortran/iresolve.cc b/gcc/fortran/iresolve.cc index 1001309..da354ab 100644 --- a/gcc/fortran/iresolve.cc +++ b/gcc/fortran/iresolve.cc @@ -3863,6 +3863,19 @@ gfc_resolve_sleep_sub (gfc_code *c) c->resolved_sym = gfc_get_intrinsic_sub_symbol (name); } +void +gfc_resolve_split (gfc_code *c) +{ + const char *name; + gfc_expr *string; + + string = c->ext.actual->expr; + if (string->ts.type == BT_CHARACTER && string->ts.kind == 4) + name = "__split_char4"; + else + name = "__split"; + c->resolved_sym = gfc_get_intrinsic_sub_symbol (name); +} /* G77 compatibility function srand(). */ -- cgit v1.1