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AgeCommit message (Expand)Author
2009-09-08instcombine transforms vector loads that are only used byChris Lattner
2009-09-08fix ComputeMaskedBits handling of zext/sext/trunc to work with vectors.Chris Lattner
2009-09-07Don't depend on Tcl behavior of redirecting stderr for all commands in aDaniel Dunbar
2009-09-05Eliminate uses of %prcontext.Daniel Dunbar
2009-09-02fix PR4837, some bugs folding vector compares. TheseChris Lattner
2009-08-31fix a bug I introduced with my 'instcombine builder' refactoring Chris Lattner
2009-08-30suck a bunch more gep tests into getelementptr.ll and filecheckize them all.Chris Lattner
2009-08-30consolodate various GEP tests into getelementptr.ll using filecheck.Chris Lattner
2009-08-30another huge testcase, this time from 'gs' in llvm-test.Chris Lattner
2009-08-30remove another poorly-reduced testcase which came from ldecod in llvm-test.Chris Lattner
2009-08-30this testcase is 500 lines long and is distilled from bzip2, justChris Lattner
2009-08-30convert to filecheckChris Lattner
2009-08-30Fix PR4748: don't fold gep(bitcast(x)) into bitcast(gep) when x Chris Lattner
2009-08-25Remove obsolete -f flags.Dan Gohman
2009-08-21Change getelementptr folding to use APInt instead of uint64_t forDan Gohman
2009-08-19Fix a bug in the over-index constant folding. When over-indexing anDan Gohman
2009-08-19Canonicalize indices in a constantexpr GEP. If Indices exceed theDan Gohman
2009-08-13When InstCombine simplifies a load -> extract element to gep -> load, placeMon P Wang
2009-08-12Make LLVM Assembly dramatically easier to read by aligning the comments,Dan Gohman
2009-08-12Transform -X/C to X/-C, implementing a README.txt entry.Dan Gohman
2009-08-12Optimize (x/C)*C to x if the division is exact.Dan Gohman
2009-08-11Optimize exact sdiv by a constant power of 2 to ashr.Dan Gohman
2009-08-11Don't assume that external global variables are aligned at their preferredDan Gohman
2009-08-03Add -disable-output. Thanks Bill!Dan Gohman
2009-08-03Add a new Constant::getIntegerValue helper function, and convert aDan Gohman
2009-07-28Teach instcombine to respect and preserve inbounds. Add inboundsDan Gohman
2009-07-23merge vector-casts-0.ll into vector-casts.llChris Lattner
2009-07-23Make some existing optimizations that would only trigger on scalarsChris Lattner
2009-07-23convert a test to filecheck format. This fixes an endemic problemChris Lattner
2009-07-23rename testChris Lattner
2009-07-21Add a testcase for PR2831.Dan Gohman
2009-07-20Revert the addition of hasNoPointerOverflow to GEPOperator.Dan Gohman
2009-07-18Canonicalize bitcasts between types like <1 x i64> and i64 to Eli Friedman
2009-07-18Back out 76300; apparently the preference is to canonicalize the other Eli Friedman
2009-07-18Add combine: X sdiv (1 << Y) -> X udiv (1 << Y) when X doesn't have the Eli Friedman
2009-07-18Canonicalize insert/extractelement from single-element vectors into Eli Friedman
2009-07-15Don't restrict the set of instructions where we try to constant-fold the Eli Friedman
2009-07-14Fix trivial todo in instcombine.Eli Friedman
2009-07-13PR4548: optimize zext+udiv+trunc to udiv.Eli Friedman
2009-07-13Fix bug in run-line.Eli Friedman
2009-07-13Canonicalize boolean +/- a constant to a select.Eli Friedman
2009-07-02do not try to analyze bitcasts from i64 to <2 x i32> in ComputedMaskedBits. ...Chris Lattner
2009-07-01Fix an instcombine abort on a scalar-to-vector bitcast. This fixes PR4487.Dan Gohman
2009-06-18Generalize the zext(trunc(t) & C) instcombine to work even withDan Gohman
2009-06-17Instcombine zext(trunc(x) & mask) to x&mask, even if the trunc hasDan Gohman
2009-06-17Correct an accidental duplication of the test (patch doesn't handle Eli Friedman
2009-06-17PR3439: Correct a silly mistake in the SimplifyDemandedUseBits code for Eli Friedman
2009-06-16Generalize a few more instcombines to be vector/scalar-independent.Dan Gohman
2009-06-16Testcase for r73506Chris Lattner
2009-06-15Support vector casts in more places, fixing a variety of assertionDan Gohman
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