fpc/compiler/llvm/llvminfo.pas
2016-01-07 22:05:49 +00:00

96 lines
3.3 KiB
ObjectPascal

{
Copyright (c) 2010, 2013, 2015 by Jonas Maebe
Basic Processor information for LLVM
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This program 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.
**********************************************************************}
Unit llvminfo;
Interface
uses
globtype;
Type
{ possible supported processors for this target }
tllvmversion =
({ may add older/newer versions if required/appropriate }
llvmver_3_3,
llvmver_3_4_0,
llvmver_3_4_1,
llvmver_3_4_2,
llvmver_3_5_0,
llvmver_3_5_1,
llvmver_3_5_2,
llvmver_3_6_0,
llvmver_3_6_1,
llvmver_3_6_2,
{ Xcode versions use snapshots of LLVM and don't correspond to released
versions of llvm (they don't ship with the llvm utilities either, but
they do come with Clang, which can also be used to some extent instead
of opt/llc) }
llvmver_xc_6_4
);
type
tllvmversionflag = (
llvmflag_metadata_keyword, { use "metadata" keyword (others leave it away, except when metadata is an argument to call instructions) }
llvmflag_linker_private { have linker_private linkage type (later versions use global in combination with hidden visibility) }
);
tllvmversionflags = set of tllvmversionflag;
Const
llvmversionstr : array[tllvmversion] of string[14] = (
'LLVM-3.3',
'LLVM-3.4.0',
'LLVM-3.4.1',
'LLVM-3.4.2',
'LLVM-3.5.0',
'LLVM-3.5.1',
'LLVM-3.5.2',
'LLVM-3.6.0',
'LLVM-3.6.1',
'LLVM-3.6.2',
'LLVM-Xcode-6.4'
);
llvmversion_properties: array[tllvmversion] of tllvmversionflags =
(
{ llvmver_3_3 } [llvmflag_metadata_keyword,llvmflag_linker_private],
{ llvmver_3_4_0 } [llvmflag_metadata_keyword,llvmflag_linker_private],
{ llvmver_3_4_1 } [llvmflag_metadata_keyword,llvmflag_linker_private],
{ llvmver_3_4_2 } [llvmflag_metadata_keyword,llvmflag_linker_private],
{ llvmver_3_5_0 } [llvmflag_metadata_keyword],
{ llvmver_3_5_1 } [llvmflag_metadata_keyword],
{ llvmver_3_5_2 } [llvmflag_metadata_keyword],
{ llvmver_3_6_0 } [],
{ llvmver_3_6_1 } [],
{ llvmver_3_6_2 } [],
{ llvmver_xc_6_4 } [llvmflag_metadata_keyword]
);
{ Supported optimizations, only used for information }
supported_optimizerswitches = genericlevel1optimizerswitches+
genericlevel2optimizerswitches+
genericlevel3optimizerswitches-
{ no need to write info about those }
[cs_opt_level1,cs_opt_level2,cs_opt_level3]+
[cs_opt_loopunroll,cs_opt_nodecse];
level1optimizerswitches = genericlevel1optimizerswitches;
level2optimizerswitches = genericlevel2optimizerswitches + level1optimizerswitches + [cs_opt_nodecse];
level3optimizerswitches = genericlevel3optimizerswitches + level2optimizerswitches + [{,cs_opt_loopunroll}];
level4optimizerswitches = genericlevel4optimizerswitches + level3optimizerswitches + [];
Implementation
end.