From 9d87ad0ca5cd18807546a081e7d539be8b5418bf Mon Sep 17 00:00:00 2001 From: Tom de Vries Date: Fri, 25 Feb 2022 16:11:23 +0100 Subject: [nvptx] Add -mptx=_ Add an -mptx=_ value, that indicates the default ptx version. It can be used to undo an explicit -mptx setting, so this: ... $ gcc test.c -mptx=3.1 -mptx=_ ... has the same effect as: ... $ gcc test.c ... Tested on nvptx. gcc/ChangeLog: 2022-02-28 Tom de Vries * config/nvptx/nvptx-opts.h (enum ptx_version): Add PTX_VERSION_default. * config/nvptx/nvptx.cc (handle_ptx_version_option): Handle PTX_VERSION_default. * config/nvptx/nvptx.opt: Add EnumValue "_" / PTX_VERSION_default. --- gcc/config/nvptx/nvptx.cc | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'gcc/config/nvptx/nvptx.cc') diff --git a/gcc/config/nvptx/nvptx.cc b/gcc/config/nvptx/nvptx.cc index b9451c2..7862a90 100644 --- a/gcc/config/nvptx/nvptx.cc +++ b/gcc/config/nvptx/nvptx.cc @@ -296,7 +296,8 @@ sm_version_to_string (enum ptx_isa sm) static void handle_ptx_version_option (void) { - if (!OPTION_SET_P (ptx_version_option)) + if (!OPTION_SET_P (ptx_version_option) + || ptx_version_option == PTX_VERSION_default) { ptx_version_option = default_ptx_version_option (); return; -- cgit v1.1