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- ; Options for the SPU port of the compiler
- ; Copyright (C) 2006-2015 Free Software Foundation, Inc.
- ; This file 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 of the License, or (at your option)
- ; any later version.
- ; This file 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/>.
- mwarn-reloc
- Target Report Mask(WARN_RELOC)
- Emit warnings when run-time relocations are generated
- merror-reloc
- Target Report Mask(ERROR_RELOC)
- Emit errors when run-time relocations are generated
- mbranch-cost=
- Target RejectNegative Joined UInteger Var(spu_branch_cost) Init(20)
- Specify cost of branches (Default 20)
- msafe-dma
- Target Report RejectNegative Mask(SAFE_DMA)
- Make sure loads and stores are not moved past DMA instructions
- munsafe-dma
- Target Report RejectNegative InverseMask(SAFE_DMA)
- volatile must be specified on any memory that is effected by DMA
- mdual-nops
- Target Report Var(spu_dual_nops,10) Init(10)
- Insert nops when it might improve performance by allowing dual issue (default)
- mdual-nops=
- Target RejectNegative Joined UInteger Var(spu_dual_nops)
- Insert nops when it might improve performance by allowing dual issue (default)
- mstdmain
- Target Report Mask(STD_MAIN)
- Use standard main function as entry for startup
- mbranch-hints
- Target Report Mask(BRANCH_HINTS)
- Generate branch hints for branches
- mhint-max-nops=
- Target RejectNegative Joined UInteger Var(spu_max_nops) Init(2)
- Maximum number of nops to insert for a hint (Default 2)
- mhint-max-distance=
- Target RejectNegative Joined Var(spu_max_distance_str)
- Approximate maximum number of instructions to allow between a hint and its branch [125]
- msmall-mem
- Target Report RejectNegative InverseMask(LARGE_MEM)
- Generate code for 18 bit addressing
- mlarge-mem
- Target Report RejectNegative Mask(LARGE_MEM)
- Generate code for 32 bit addressing
- mfixed-range=
- Target RejectNegative Joined Var(spu_fixed_range_string)
- Specify range of registers to make fixed
- msafe-hints
- Target Report Mask(SAFE_HINTS)
- Insert hbrp instructions after hinted branch targets to avoid the SPU hang issue
- march=
- Target RejectNegative Joined Var(spu_arch_string)
- Generate code for given CPU
- mtune=
- Target RejectNegative Joined Var(spu_tune_string)
- Schedule code for given CPU
- mea32
- Target Report RejectNegative Var(spu_ea_model,32) Init(32)
- Access variables in 32-bit PPU objects (default)
- mea64
- Target Report RejectNegative Var(spu_ea_model,64)
- Access variables in 64-bit PPU objects
- maddress-space-conversion
- Target Report Mask(ADDRESS_SPACE_CONVERSION)
- Allow conversions between __ea and generic pointers (default)
- mcache-size=
- Target Report RejectNegative Joined UInteger
- Size (in KB) of software data cache
- matomic-updates
- Target Report
- Atomically write back software data cache lines (default)
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