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CodeGen
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IfConversion.cpp
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Author
2007-06-14
Fix some stupid bugs that have effectively disabled if-conversion.
Evan Cheng
2007-06-13
Typo
Evan Cheng
2007-06-12
Now if-converting all 4 variants of triangles.
Evan Cheng
2007-06-11
Restructure code to reduce ifcvt compile time cost.
Evan Cheng
2007-06-10
Fix the build.
Reid Spencer
2007-06-09
Don't change CFG during analysis stage. Do so during ifcvt and invalidate pre...
Evan Cheng
2007-06-08
Carefully remove extraneous CFG edges after each ifcvt.
Evan Cheng
2007-06-08
Correct transfer predicate information.
Evan Cheng
2007-06-08
Hidden options to help debugging ifcvt issues.
Evan Cheng
2007-06-08
Allow more cmp / bcc to be predicated; clean up triangle ifcvt checking code.
Evan Cheng
2007-06-07
Only remove the edge from entry to false if false block is merged.
Evan Cheng
2007-06-07
ifcvt a triangle: don't merge ifcvt block with rejoin block if it can fall th...
Evan Cheng
2007-06-07
Lots of bug fixes. Now finally in a reasonable state.
Evan Cheng
2007-06-06
Quick patch to fix the build, based on what it appears Evan meant to write.
Owen Anderson
2007-06-06
Lots of bug fixes.
Evan Cheng
2007-06-06
If a unconditional branch is added to branch to the false path during ifcvt, ...
Evan Cheng
2007-06-06
Minor statistics counting bug.
Evan Cheng
2007-06-06
Fix a couple of typos and be smarter about order of blocks when ifcvt a diamond.
Evan Cheng
2007-06-05
Fix diamond shape ifcvt bugs.
Evan Cheng
2007-06-05
ReplaceUsesOfBlockWith() can modify the predecessors list.
Evan Cheng
2007-06-05
Do not ifcvt if either true / false path is a backedge. Not profitable in alm...
Evan Cheng
2007-06-05
I had a senior moment.
Evan Cheng
2007-06-05
If the predicated block requires an early exit, end the block there and add a...
Evan Cheng
2007-06-05
Fix some subtle bugs: bug during succeessor copying; incorrectly updating sta...
Evan Cheng
2007-06-04
Forgot to check for if iterator reached the end.
Evan Cheng
2007-06-04
Let IfConverter loose. Allow more aggressive subsumptions; reorder basic bloc...
Evan Cheng
2007-06-01
Correctly mark early-exit on the false path.
Evan Cheng
2007-06-01
Ifcvt triangle: don't ifcvt 'true' BB if it has other predecessors; don't mer...
Evan Cheng
2007-06-01
Remove a bogus check. Even terminators in a ifcvt need to be predicated. Unco...
Evan Cheng
2007-06-01
Allow multiple ifcvt candidates to share children blocks; add some debugging ...
Evan Cheng
2007-05-31
Fix a typo.
Evan Cheng
2007-05-30
Change traversal order to bottom up in preparation for more aggressive if-con...
Evan Cheng
2007-05-29
Don't merge in tail block of a diamond if it has more than one predecessors a...
Evan Cheng
2007-05-29
If there is an empty block between a source and its successor block, it still...
Evan Cheng
2007-05-25
Silly boog.
Evan Cheng
2007-05-23
Preliminary iterative if-conversion support.
Evan Cheng
2007-05-21
If-convert early exit blocks (returns, etc.); bug fixes, etc.
Evan Cheng
2007-05-18
Clean up.
Evan Cheng
2007-05-18
Change to depth-first traversal.
Evan Cheng
2007-05-18
Some restructuring in preparation for most aggressive if-conversion.
Evan Cheng
2007-05-18
Watch out for blocks that end with a return.
Evan Cheng
2007-05-18
If true / false blocks fallthrough before ifcvt, add unconditional branches t...
Evan Cheng
2007-05-18
Make use of target specific block size limits; bug fixes.
Evan Cheng
2007-05-16
isBlockPredicable() always ignore terminal instructions; add comments.
Evan Cheng
2007-05-16
Rename M_PREDICATED to M_PREDICABLE; Moved isPredicable() to MachineInstr.
Evan Cheng
2007-05-16
Devang points out that we need an assertion here.
Evan Cheng
2007-05-16
Initial commit of (very basic) if converter.
Evan Cheng
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