| Commit message (Expand) | Author | Age |
* | In my analysis for r56076 I missed the case where the original | Dan Gohman | 2008-09-11 |
* | Fix an icmp+sdiv optimization to check for and handle an overflow | Dan Gohman | 2008-09-10 |
* | Fix a warning about comparing signed and unsigned values. | Dan Gohman | 2008-09-10 |
* | Make SimplifyDemandedVectorElts simplify vectors with multiple | Dan Gohman | 2008-09-09 |
* | Tidy up several unbeseeming casts from pointer to intptr_t. | Dan Gohman | 2008-09-04 |
* | Don't apply this transform to vectors. Fixes PR2756. | Nick Lewycky | 2008-09-03 |
* | Revert r54876 r54877 r54906 and r54907. Evan found that these caused a 20% | Nick Lewycky | 2008-08-21 |
* | Silence a compiler warning. | Evan Cheng | 2008-08-20 |
* | Fixed shuffle optimizations to handle non power of 2 vectors | Mon P Wang | 2008-08-20 |
* | Make this comment clearer. Instead of using an ambiguous ~ (not) on an icmp | Nick Lewycky | 2008-08-17 |
* | Consider the case where xor by -1 and xor by 128 have been combined already to | Nick Lewycky | 2008-08-17 |
* | I found a better place for this optz'n. | Nick Lewycky | 2008-08-17 |
* | Xor'ing both sides of icmp by sign-bit is equivalent to swapping signedness of | Nick Lewycky | 2008-08-17 |
* | use smallvector instead of vector for a couple worklists. This speeds up ins... | Chris Lattner | 2008-08-15 |
* | Fix a bogus srem rule - a negative value srem'd by a power-of-2 | Dan Gohman | 2008-08-13 |
* | Implement support for simplifying vector comparisons by 0.0 and 1.0 like we | Chris Lattner | 2008-08-11 |
* | Fix a shufflevector instcombine that was emitting invalid masks indices | Dan Gohman | 2008-08-06 |
* | optimize a common idiom generated by clang for bitfield access, PR2638. | Chris Lattner | 2008-08-06 |
* | Zap sitofp/fptoui pairs. In all cases when the sign difference | Chris Lattner | 2008-08-06 |
* | Reinstate this optimization, but without the miscompile. Thanks to Bill for | Nick Lewycky | 2008-08-06 |
* | Revert r53282. This was causing a miscompile on Linux. Also, the transformation | Bill Wendling | 2008-08-05 |
* | Add vector shifts to the IR, patch by Eli Friedman. | Nate Begeman | 2008-07-29 |
* | Enable first-class aggregates support. | Dan Gohman | 2008-07-23 |
* | Fix PR2553 | Chris Lattner | 2008-07-17 |
* | Redo InstCombiner::visitExtractValueInst. Instead of using the (complicate) | Matthijs Kooijman | 2008-07-16 |
* | Fix PR2296. Do not transform x86_sse2_storel_dq into a full-width store. | Evan Cheng | 2008-07-16 |
* | Fix PR2506 by being a bit more careful about reverse fact propagation when | Chris Lattner | 2008-07-14 |
* | Enhance analysis of srem. | Nick Lewycky | 2008-07-12 |
* | Document 'mask' in this calculation. | Nick Lewycky | 2008-07-11 |
* | Remove misleading constant from comment. | Nick Lewycky | 2008-07-11 |
* | Add another optimization from PR2330. Also catch some missing cases that are | Nick Lewycky | 2008-07-11 |
* | a missed optimization that Eli spotted | Chris Lattner | 2008-07-11 |
* | another bug in the same line. | Chris Lattner | 2008-07-11 |
* | fix a bug spotted by Eli's eagle eyes | Chris Lattner | 2008-07-11 |
* | simplify and merge a bunch of code. Instead of comparing against | Chris Lattner | 2008-07-11 |
* | fold away (x <= cst) earlier, allowing us to not have to | Chris Lattner | 2008-07-11 |
* | Fix folding of icmp's of i1 where the comparison is signed. The code | Chris Lattner | 2008-07-11 |
* | Fix a bogus optimization: folding (slt (zext i1 A to i32), 1) -> (slt i1 A, t... | Chris Lattner | 2008-07-11 |
* | Fix overzealous optimization. Thanks to Duncan Sands for pointing out my error! | Nick Lewycky | 2008-07-10 |
* | Simplify, suggested by Chris Lattner. | Nick Lewycky | 2008-07-09 |
* | Fold (a < 8) && (b < 8) into (a|b) < 8 for unsigned less or greater than. | Nick Lewycky | 2008-07-09 |
* | Fold ((1 << a) & 1) to (a == 0). | Nick Lewycky | 2008-07-09 |
* | Reduce x - y to -y when we know the 'x' part will get masked off anyways. | Nick Lewycky | 2008-07-09 |
* | Fix PR2496, a really nasty bug which involved sinking volatile loads | Chris Lattner | 2008-07-08 |
* | Make DenseMap's insert return a pair, to more closely resemble std::map. | Dan Gohman | 2008-07-07 |
* | Fix missed optimization opportunity when analyzing cast of mul and select. | Nick Lewycky | 2008-07-05 |
* | - Re-apply 52748 and friends with fix. GetConstantStringInfo() returns an emp... | Evan Cheng | 2008-06-30 |
* | Revert (52748 and friends): | Anton Korobeynikov | 2008-06-29 |
* | Move GetConstantStringInfo to lib/Analysis. Remove | Eric Christopher | 2008-06-26 |
* | Fix PR2488, a case where we deleted stack restores too aggressively. | Chris Lattner | 2008-06-25 |