| ; Options for the NVPTX port |
| ; Copyright (C) 2014-2021 Free Software Foundation, Inc. |
| ; |
| ; This file is part of GCC. |
| ; |
| ; GCC is free software; you can redistribute it and/or modify it under |
| ; the terms of the GNU General Public License as published by the Free |
| ; Software Foundation; either version 3, or (at your option) any later |
| ; version. |
| ; |
| ; GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
| ; WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| ; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| ; for more details. |
| ; |
| ; You should have received a copy of the GNU General Public License |
| ; along with GCC; see the file COPYING3. If not see |
| ; <http://www.gnu.org/licenses/>. |
| |
| ; It's not clear whether this was ever build/tested/used, so this is no longer |
| ; exposed to the user. |
| ;m32 |
| ;Target RejectNegative InverseMask(ABI64) |
| ;Generate code for a 32-bit ABI. |
| |
| m64 |
| Target RejectNegative Mask(ABI64) |
| Generate code for a 64-bit ABI. |
| |
| mmainkernel |
| Target RejectNegative |
| Link in code for a __main kernel. |
| |
| moptimize |
| Target Var(nvptx_optimize) Init(-1) |
| Optimize partition neutering. |
| |
| msoft-stack |
| Target Mask(SOFT_STACK) |
| Use custom stacks instead of local memory for automatic storage. |
| |
| msoft-stack-reserve-local= |
| Target Joined RejectNegative UInteger Var(nvptx_softstack_size) Init(128) |
| Specify size of .local memory used for stack when the exact amount is not known. |
| |
| muniform-simt |
| Target Mask(UNIFORM_SIMT) |
| Generate code that can keep local state uniform across all lanes. |
| |
| mgomp |
| Target Mask(GOMP) |
| Generate code for OpenMP offloading: enables -msoft-stack and -muniform-simt. |
| |
| Enum |
| Name(ptx_isa) Type(int) |
| Known PTX ISA versions (for use with the -misa= option): |
| |
| EnumValue |
| Enum(ptx_isa) String(sm_30) Value(PTX_ISA_SM30) |
| |
| EnumValue |
| Enum(ptx_isa) String(sm_35) Value(PTX_ISA_SM35) |
| |
| ; Default needs to be in sync with default in ASM_SPEC in nvptx.h. |
| misa= |
| Target RejectNegative ToLower Joined Enum(ptx_isa) Var(ptx_isa_option) Init(PTX_ISA_SM35) |
| Specify the version of the ptx ISA to use. |
| |
| Enum |
| Name(ptx_version) Type(int) |
| Known PTX versions (for use with the -mptx= option): |
| |
| EnumValue |
| Enum(ptx_version) String(3.1) Value(PTX_VERSION_3_1) |
| |
| EnumValue |
| Enum(ptx_version) String(6.3) Value(PTX_VERSION_6_3) |
| |
| mptx= |
| Target RejectNegative ToLower Joined Enum(ptx_version) Var(ptx_version_option) Init(PTX_VERSION_3_1) |
| Specify the version of the ptx version to use. |
