Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/spu/spu.opt @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | f6334be47118 |
| children | 84e7813d76e9 |
| rev | line source |
|---|---|
| 0 | 1 ; Options for the SPU port of the compiler |
| 111 | 2 ; Copyright (C) 2006-2017 Free Software Foundation, Inc. |
| 0 | 3 |
| 4 ; This file is free software; you can redistribute it and/or modify it under | |
| 5 ; the terms of the GNU General Public License as published by the Free | |
| 6 ; Software Foundation; either version 3 of the License, or (at your option) | |
| 7 ; any later version. | |
| 8 | |
| 9 ; This file is distributed in the hope that it will be useful, but WITHOUT | |
| 10 ; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 ; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 ; for more details. | |
| 13 ; | |
| 14 ; You should have received a copy of the GNU General Public License | |
| 15 ; along with GCC; see the file COPYING3. If not see | |
| 16 ; <http://www.gnu.org/licenses/>. | |
| 17 | |
| 18 mwarn-reloc | |
| 19 Target Report Mask(WARN_RELOC) | |
| 111 | 20 Emit warnings when run-time relocations are generated. |
| 0 | 21 |
| 22 merror-reloc | |
| 23 Target Report Mask(ERROR_RELOC) | |
| 111 | 24 Emit errors when run-time relocations are generated. |
| 0 | 25 |
| 26 mbranch-cost= | |
| 27 Target RejectNegative Joined UInteger Var(spu_branch_cost) Init(20) | |
| 111 | 28 Specify cost of branches (Default 20). |
| 0 | 29 |
| 30 msafe-dma | |
| 31 Target Report RejectNegative Mask(SAFE_DMA) | |
| 111 | 32 Make sure loads and stores are not moved past DMA instructions. |
| 0 | 33 |
| 34 munsafe-dma | |
| 35 Target Report RejectNegative InverseMask(SAFE_DMA) | |
| 111 | 36 volatile must be specified on any memory that is effected by DMA. |
| 0 | 37 |
| 38 mdual-nops | |
| 39 Target Report Var(spu_dual_nops,10) Init(10) | |
| 111 | 40 Insert nops when it might improve performance by allowing dual issue (default). |
| 0 | 41 |
| 42 mdual-nops= | |
| 43 Target RejectNegative Joined UInteger Var(spu_dual_nops) | |
| 111 | 44 Insert nops when it might improve performance by allowing dual issue (default). |
| 0 | 45 |
| 46 mstdmain | |
| 47 Target Report Mask(STD_MAIN) | |
| 111 | 48 Use standard main function as entry for startup. |
| 0 | 49 |
| 50 mbranch-hints | |
| 51 Target Report Mask(BRANCH_HINTS) | |
| 111 | 52 Generate branch hints for branches. |
| 0 | 53 |
| 54 mhint-max-nops= | |
| 55 Target RejectNegative Joined UInteger Var(spu_max_nops) Init(2) | |
| 111 | 56 Maximum number of nops to insert for a hint (Default 2). |
| 0 | 57 |
| 58 mhint-max-distance= | |
| 59 Target RejectNegative Joined Var(spu_max_distance_str) | |
| 111 | 60 Approximate maximum number of instructions to allow between a hint and its branch [125]. |
| 0 | 61 |
| 62 msmall-mem | |
| 63 Target Report RejectNegative InverseMask(LARGE_MEM) | |
| 111 | 64 Generate code for 18 bit addressing. |
| 0 | 65 |
| 66 mlarge-mem | |
| 67 Target Report RejectNegative Mask(LARGE_MEM) | |
| 111 | 68 Generate code for 32 bit addressing. |
| 0 | 69 |
| 70 mfixed-range= | |
| 71 Target RejectNegative Joined Var(spu_fixed_range_string) | |
| 111 | 72 Specify range of registers to make fixed. |
| 0 | 73 |
| 74 msafe-hints | |
| 75 Target Report Mask(SAFE_HINTS) | |
| 111 | 76 Insert hbrp instructions after hinted branch targets to avoid the SPU hang issue. |
| 0 | 77 |
| 78 march= | |
| 79 Target RejectNegative Joined Var(spu_arch_string) | |
| 111 | 80 Generate code for given CPU. |
| 0 | 81 |
| 82 mtune= | |
| 83 Target RejectNegative Joined Var(spu_tune_string) | |
| 111 | 84 Schedule code for given CPU. |
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87 Target Report RejectNegative Var(spu_ea_model,32) Init(32) |
| 111 | 88 Access variables in 32-bit PPU objects (default). |
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90 mea64 |
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91 Target Report RejectNegative Var(spu_ea_model,64) |
| 111 | 92 Access variables in 64-bit PPU objects. |
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93 |
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94 maddress-space-conversion |
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95 Target Report Mask(ADDRESS_SPACE_CONVERSION) |
| 111 | 96 Allow conversions between __ea and generic pointers (default). |
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97 |
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98 mcache-size= |
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99 Target Report RejectNegative Joined UInteger |
| 111 | 100 Size (in KB) of software data cache. |
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102 matomic-updates |
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103 Target Report |
| 111 | 104 Atomically write back software data cache lines (default). |
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