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16db934bbc
* module/system/base/optimize.scm: New module. * module/Makefile.am (SOURCES): * am/bootstrap.am (SOURCES): Add new module. * module/language/tree-il/optimize.scm (tree-il-optimizations): Rename from tree-il-default-optimization-options. Directly specify the optimization level at which a pass should be enabled. * module/language/cps/optimize.scm (cps-optimizations): Likewise, rename from cps-default-optimization-options. * module/scripts/compile.scm (%options, show-optimization-help): Adapt to use new module.
43 lines
1.6 KiB
Scheme
43 lines
1.6 KiB
Scheme
;;; Optimization flags
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;; Copyright (C) 2018 Free Software Foundation, Inc.
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;;;; This library is free software; you can redistribute it and/or
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;;;; modify it under the terms of the GNU Lesser General Public
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;;;; License as published by the Free Software Foundation; either
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;;;; version 3 of the License, or (at your option) any later version.
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;;;;
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;;;; This library is distributed in the hope that it will be useful,
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;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;;;; Lesser General Public License for more details.
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;;;;
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;;;; You should have received a copy of the GNU Lesser General Public
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;;;; License along with this library; if not, write to the Free Software
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;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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;;; Code:
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(define-module (system base optimize)
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#:use-module (language tree-il optimize)
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#:use-module (language cps optimize)
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#:use-module (ice-9 match)
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#:export (available-optimizations
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pass-optimization-level
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optimizations-for-level))
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(define (available-optimizations)
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(append (tree-il-optimizations) (cps-optimizations)))
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(define (pass-optimization-level kw)
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(match (assq kw (available-optimizations))
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((kw level) level)
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(_ (error "unknown optimization" kw))))
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;; Turn on all optimizations unless -O0.
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(define (optimizations-for-level level)
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(let lp ((options (available-optimizations)))
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(match options
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(() '())
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(((kw at-level) . options)
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(cons* kw (<= at-level level) (lp options))))))
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