1; Options for the NVPTX port 2; Copyright (C) 2014-2020 Free Software Foundation, Inc. 3; 4; This file is part of GCC. 5; 6; GCC is free software; you can redistribute it and/or modify it under 7; the terms of the GNU General Public License as published by the Free 8; Software Foundation; either version 3, or (at your option) any later 9; version. 10; 11; GCC is distributed in the hope that it will be useful, but WITHOUT ANY 12; WARRANTY; without even the implied warranty of MERCHANTABILITY or 13; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14; for more details. 15; 16; You should have received a copy of the GNU General Public License 17; along with GCC; see the file COPYING3. If not see 18; <http://www.gnu.org/licenses/>. 19 20m32 21Target Report RejectNegative InverseMask(ABI64) 22Generate code for a 32-bit ABI. 23 24m64 25Target Report RejectNegative Mask(ABI64) 26Generate code for a 64-bit ABI. 27 28mmainkernel 29Target Report RejectNegative 30Link in code for a __main kernel. 31 32moptimize 33Target Report Var(nvptx_optimize) Init(-1) 34Optimize partition neutering. 35 36msoft-stack 37Target Report Mask(SOFT_STACK) 38Use custom stacks instead of local memory for automatic storage. 39 40msoft-stack-reserve-local 41Target Report Joined RejectNegative UInteger Var(nvptx_softstack_size) Init(128) 42Specify size of .local memory used for stack when the exact amount is not known. 43 44muniform-simt 45Target Report Mask(UNIFORM_SIMT) 46Generate code that can keep local state uniform across all lanes. 47 48mgomp 49Target Report Mask(GOMP) 50Generate code for OpenMP offloading: enables -msoft-stack and -muniform-simt. 51 52Enum 53Name(ptx_isa) Type(int) 54Known PTX ISA versions (for use with the -misa= option): 55 56EnumValue 57Enum(ptx_isa) String(sm_30) Value(PTX_ISA_SM30) 58 59EnumValue 60Enum(ptx_isa) String(sm_35) Value(PTX_ISA_SM35) 61 62misa= 63Target RejectNegative ToLower Joined Enum(ptx_isa) Var(ptx_isa_option) Init(PTX_ISA_SM30) 64Specify the version of the ptx ISA to use. 65