From: Jakub Jelinek Date: Wed, 20 Mar 2024 15:59:56 +0000 (+0100) Subject: nds32: Fix up nds32_setup_incoming_varargs [PR114175] X-Git-Tag: basepoints/gcc-15~562 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b22a9c7dd29a14a217de8b86d3e100e4e8b7785e;p=thirdparty%2Fgcc.git nds32: Fix up nds32_setup_incoming_varargs [PR114175] Like for x86-64, alpha or rs6000, nds32 seems to be affected too. Just visually checked differences in c23-stdarg-9.c assembly in a cross without/with the patch, committed to trunk. 2024-03-20 Jakub Jelinek PR target/114175 * config/nds32/nds32.cc (nds32_setup_incoming_varargs): Only skip function arg advance for TYPE_NO_NAMED_ARGS_STDARG_P functions if arg.type is NULL. --- diff --git a/gcc/config/nds32/nds32.cc b/gcc/config/nds32/nds32.cc index 463df8604e08..f5ea1daad404 100644 --- a/gcc/config/nds32/nds32.cc +++ b/gcc/config/nds32/nds32.cc @@ -2374,7 +2374,8 @@ nds32_setup_incoming_varargs (cumulative_args_t ca, for varargs. */ total_args_regs = NDS32_MAX_GPR_REGS_FOR_ARGS + NDS32_GPR_ARG_FIRST_REGNUM; - if (!TYPE_NO_NAMED_ARGS_STDARG_P (TREE_TYPE (current_function_decl))) + if (!TYPE_NO_NAMED_ARGS_STDARG_P (TREE_TYPE (current_function_decl)) + || arg.type != NULL_TREE) num_of_used_regs = NDS32_AVAILABLE_REGNUM_FOR_GPR_ARG (cum->gpr_offset, arg.mode, arg.type) + NDS32_NEED_N_REGS_FOR_ARG (arg.mode, arg.type);