John Benediktsson
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068ddd6c7b
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compiler: cleanup cfg passes to have stack effect ( cfg -- )
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2014-12-11 12:48:43 -08:00 |
Björn Lindqvist
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76cb665a8d
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compiler.cfg.dominance: change needs-dominance effect from ( cfg -- cfg') to ( cfg -- )
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2014-12-11 14:30:46 +01:00 |
Alex Vondrak
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e90ce0865c
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compiler.cfg.ssa.destruction.leaders: break off leader-map to resolve circular dependencies (oops)
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2012-12-31 11:20:57 -08:00 |
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Alex Vondrak
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fc91dcf530
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compiler.cfg.ssa.destruction: alien-call-insns are too hairy to coalesce (issue #22)
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2012-12-31 11:04:57 -08:00 |
Slava Pestov
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07227f22f9
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WIP
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2012-12-31 11:03:33 -08:00 |
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Slava Pestov
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ec2f42fd40
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compiler.cfg.liveness: merge in compiler.cfg.liveness.ssa and simplify the code, since we don't compute live sets before SSA construction anymore
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2010-09-25 14:36:58 -07:00 |
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Slava Pestov
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355d89e8e8
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compiler.cfg: now that kill-blocks cannot contain instructions that define vregs we can skip them all
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2010-07-27 12:40:31 -04:00 |
Slava Pestov
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e27adb2830
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compiler: re-architect low-level optimizer to allow more than one output value per instruction
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2010-07-13 07:40:14 -04:00 |
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Slava Pestov
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41d929a201
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compiler.cfg.ssa.interference: implement linear-time interference test
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2010-05-17 05:50:13 -04:00 |
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Slava Pestov
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5ecd2b61c7
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compiler.cfg: more silly optimizations
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2010-05-14 18:37:09 -04:00 |
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Slava Pestov
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e90712b1ed
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compiler.cfg: cleanup
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2010-05-03 17:34:26 -04:00 |
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Slava Pestov
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65f86bfce7
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compiler.cfg.ssa.detruction: coalesce different representations in more cases
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2010-05-03 17:34:22 -04:00 |
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Slava Pestov
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43f269e4eb
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Register allocation now uses SSA properties to coalesce values with different representations
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2010-05-03 17:34:20 -04:00 |
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Slava Pestov
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9b34a4a054
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compiler.cfg: remove unused 'reps' slot from compiler.cfg, and re-organize things in preparation for SSA register allocation
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2010-05-03 17:34:18 -04:00 |
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Slava Pestov
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95ff5ffe51
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New GC checks work in progress
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2010-05-03 17:34:16 -04:00 |
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Slava Pestov
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82fb1879af
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Debugging untagged fixnums
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2010-05-03 17:34:02 -04:00 |
Daniel Ehrenberg
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7074979745
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Moving new-sets to sets
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2010-02-26 16:01:01 -05:00 |
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Slava Pestov
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299b5b0f6c
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filter-here -> filter!
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2009-10-28 00:44:05 -05:00 |
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Slava Pestov
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810cd7b4bb
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compiler.cfg.ssa.destruction: don't coalesce registers with different representations, even if they're in the same register class, since this messes up spilling
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2009-09-29 22:28:20 -05:00 |
Slava Pestov
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08a2eb74f4
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cpu.x86: shifts didn't work if dst != src1; re-organize file a bit
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2009-09-28 05:39:53 -05:00 |
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Slava Pestov
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da5f0d0a14
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compiler.cfg.ssa.destruction: we can coalesce two registers with different representations as long as they both belong to the same register class
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2009-09-28 03:24:54 -05:00 |
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Slava Pestov
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1e841e5086
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compiler.cfg.ssa.destruction: more aggressive coalescing work in progress
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2009-09-27 17:17:26 -05:00 |
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Slava Pestov
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d0c393aa60
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compiler.cfg: new system to track when results of analyses need to be recomputed (reverse post order, linear order, predecessors, dominance, loops). Passes can now call needs-predecessors, needs-dominance, needs-loops at the beginning, and cfg-changed, predecessors-changd at the end. Linearization order now takes loop nesting into account, and linear scan now uses linearization order instead of RPO.
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2009-08-08 20:02:56 -05:00 |
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Slava Pestov
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4b7ba38aab
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compiler.cfg: virtual registers are integers now, and representations are stored off to the side. Fix bug in representation selection that would manifest if a value was used as a float and a fixnum in different branches; cannot globally unbox float in this case
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2009-08-08 04:02:18 -05:00 |
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Slava Pestov
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e21ca289c3
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compiler.cfg.representations: new pass to make global unboxing decisions, relies on new compiler.cfg.loop-detection pass for loop nesting information
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2009-08-08 00:24:46 -05:00 |
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Slava Pestov
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725280d424
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Split off the notion of a register representation from a register class
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2009-08-07 17:44:50 -05:00 |
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Slava Pestov
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370f4c081d
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compiler.cfg: convert code into two-operand form before SSA destruction; SSA destruction now operates on a relaxed SSA form where multiple defs of the same vreg are allowed, but only within a single basic block. This makes linear scan's coalescing redundant, allowing it to be removed completely
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2009-08-05 18:57:46 -05:00 |
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Slava Pestov
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dac7edd2ab
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compiler.cfg.def-use: remove compute-def-use word, passes have to call compute-defs or compute-uses now; compiler.cfg.ssa.liveness: don't compute dominance and def-use first since destruction does already
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2009-08-02 19:12:32 -05:00 |
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Slava Pestov
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32d9102feb
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Revert "SSA destruction uses new SSA liveness checking"
This reverts commit 98c7de8410.
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2009-08-02 18:41:31 -05:00 |
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Daniel Ehrenberg
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cf7ab59fb7
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SSA destruction uses new SSA liveness checking
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2009-08-02 18:04:45 -04:00 |
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Slava Pestov
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73e7ead209
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compiler.cfg.ssa.destruction: add optimization from old destruction pass: don't run on CFGs that have no phi instructions
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2009-08-02 10:57:27 -05:00 |
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Slava Pestov
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ba55633b19
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compiler.cfg.ssa.interference: cleanup
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2009-08-02 10:35:02 -05:00 |
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Slava Pestov
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82c1106945
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compiler.cfg.ssa.destruction: new implementation: simpler and more correct
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2009-08-02 10:26:52 -05:00 |
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Slava Pestov
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8aa41672ca
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compiler.cfg.ssa.destruction.copies: factor out add-instructions combinator into compiler.cfg.utilities
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2009-08-02 08:20:50 -05:00 |
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Slava Pestov
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cff5976a0d
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Move compiler.cfg.ssa.destruction.interference to compiler.cfg.ssa.interference
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2009-08-02 08:15:36 -05:00 |
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Slava Pestov
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87e13db946
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compiler.cfg.ssa.destruction.interference: fix a bug and add unit tests
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2009-08-02 08:11:30 -05:00 |
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Slava Pestov
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b5a978d4e5
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compiler.cfg.ssa.destruction: add some unit tests
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2009-08-02 06:17:44 -05:00 |
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Slava Pestov
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01f51a96cd
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compiler.cfg.utilities: add each-phi combinator to iterate over all ##phi instructions in a basic block
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2009-08-02 06:16:58 -05:00 |
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Slava Pestov
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e1c7f7394a
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compiler.cfg: clean up unit tests using some new utilities
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2009-08-02 03:49:25 -05:00 |
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Slava Pestov
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20ec574965
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compiler.cfg.ssa.destruction: fix bug in trivial-interference heuristic, and type error in code path that didn't run before
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2009-08-01 20:22:31 -05:00 |
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Slava Pestov
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d515715b0c
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compiler.cfg.ssa.destruction: fix bug in renaming triggered by sequence-parser:take-sequence
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2009-07-31 18:34:15 -05:00 |
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Slava Pestov
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6274c0337a
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compiler.cfg.ssa.destruction: fix
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2009-07-29 23:43:00 -05:00 |
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Slava Pestov
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b133649edd
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compiler.cfg.ssa.destruction: tweak in preparation for landing Dan's new SSA liveness analysis
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2009-07-29 23:35:51 -05:00 |
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Slava Pestov
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9afa39aa3a
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compiler.cfg.ssa.destruction: rename coalesce word to destruct-ssa
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2009-07-28 12:56:33 -05:00 |
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Slava Pestov
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d913d7331f
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compiler.cfg: Minor optimization. Instructions can now only ever produce a single value; this eliminates 1array constructions and some iterations
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2009-07-28 12:29:07 -05:00 |
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Slava Pestov
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62fe308776
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compiler.cfg.ssa.construction: Use TDMSC algorithm to compute Phi placement
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2009-07-28 11:16:10 -05:00 |
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Slava Pestov
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d10993b837
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compiler.cfg: Rename ssa to ssa.construction, coalescing to ssa.destruction
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2009-07-28 09:34:08 -05:00 |