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compiler.cfg.representations.selection: use a union instead of a generic 

to see if an insn is peephole-optimizable + test
db4
Björn Lindqvist 2015-07-27 11:26:48 +02:00 committed by John Benediktsson
parent 44c9b2c8e8
commit aca610813d
2 changed files with 33 additions and 26 deletions
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9
basis/compiler/cfg/representations/selection/selection-tests.factor Normal file
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@ -0,0 +1,9 @@
USING: compiler.cfg.instructions
compiler.cfg.representations.selection tools.test ;
IN: compiler.cfg.representations.selection.tests
{ t t f } [
T{ ##load-integer } peephole-optimizable?
T{ ##shr-imm } peephole-optimizable?
T{ ##call } peephole-optimizable?
] unit-test

50
basis/compiler/cfg/representations/selection/selection.factor
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@ -88,39 +88,37 @@ UNION: inert-arithmetic-tag-untag-insn
##sub-imm ;
UNION: inert-bitwise-tag-untag-insn
##and-imm
##or-imm
##xor-imm ;
##and-imm
##or-imm
##xor-imm ;
GENERIC: has-peephole-opts? ( insn -- ? )
M: insn has-peephole-opts? drop f ;
M: ##load-integer has-peephole-opts? drop t ;
M: ##load-reference has-peephole-opts? drop t ;
M: ##neg has-peephole-opts? drop t ;
M: ##not has-peephole-opts? drop t ;
M: inert-tag-untag-insn has-peephole-opts? drop t ;
M: inert-arithmetic-tag-untag-insn has-peephole-opts? drop t ;
M: inert-bitwise-tag-untag-insn has-peephole-opts? drop t ;
M: ##mul-imm has-peephole-opts? drop t ;
M: ##shl-imm has-peephole-opts? drop t ;
M: ##shr-imm has-peephole-opts? drop t ;
M: ##sar-imm has-peephole-opts? drop t ;
M: ##compare-integer-imm has-peephole-opts? drop t ;
M: ##compare-integer has-peephole-opts? drop t ;
M: ##compare-integer-imm-branch has-peephole-opts? drop t ;
M: ##compare-integer-branch has-peephole-opts? drop t ;
M: ##test-imm has-peephole-opts? drop t ;
M: ##test has-peephole-opts? drop t ;
M: ##test-imm-branch has-peephole-opts? drop t ;
M: ##test-branch has-peephole-opts? drop t ;
UNION: peephole-optimizable
##load-integer
##load-reference
##neg
##not
inert-tag-untag-insn
inert-arithmetic-tag-untag-insn
inert-bitwise-tag-untag-insn
##mul-imm
##shl-imm
##shr-imm
##sar-imm
##compare-integer-imm
##compare-integer
##compare-integer-imm-branch
##compare-integer-branch
##test-imm
##test
##test-imm-branch
##test-branch ;
GENERIC: compute-insn-costs ( insn -- )
M: insn compute-insn-costs drop ;
M: vreg-insn compute-insn-costs
dup has-peephole-opts? 2 5 ? '[ _ increase-costs ] each-rep ;
dup peephole-optimizable? 2 5 ? '[ _ increase-costs ] each-rep ;
: compute-costs ( cfg -- )
init-costs