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* Rename FastDSE to just DSE.Owen Anderson2007-08-015-5/+5
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* Requires SSE2.Evan Cheng2007-08-011-2/+2
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* Fix a failure I accidentally caused in my last commit by mishandling the Owen Anderson2007-07-311-0/+22
| | | | | | | removal of redundant phis. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40650 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix a bug in GetKnownAlignment of packed structs.Lauro Ramos Venancio2007-07-311-0/+27
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* Change the x86 assembly output to use tab characters to separate theDan Gohman2007-07-3130-46/+46
| | | | | | | | | | mnemonics from their operands instead of single spaces. This makes the assembly output a little more consistent with various other compilers (f.e. GCC), and slightly easier to read. Also, update the regression tests accordingly. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40648 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix a misoptimization in aha.Owen Anderson2007-07-311-0/+313
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* new testcaseChris Lattner2007-07-311-0/+8
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* Revert overly aggressive interpretation of noaliasChristopher Lamb2007-07-311-12/+0
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* Bunch of tests to check loop passes.Devang Patel2007-07-319-0/+204
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* Redo and generalize previously removed opt for pinsrw: (vextract (v4i32 bc ↵Evan Cheng2007-07-311-0/+16
| | | | | | (v4f32 s2v (f32 load ))), 0) -> (i32 load ) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40628 91177308-0d34-0410-b5e6-96231b3b80d8
* Teach BasicAA about noalias function parameters. Passes all of DejaGNU and ↵Christopher Lamb2007-07-311-0/+12
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* Un-XFAIL these tests after r40622 fixed them.Christopher Lamb2007-07-312-2/+0
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* For PR1553:Reid Spencer2007-07-311-0/+12
| | | | | | | | | Make the AsmParser auto-upgrade the old zext and sext keywords for parameter attributes and handle the end-of-line ambiguity. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40610 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix a bug in getCopyFromParts turned up in the testcase for PR1132.Dan Gohman2007-07-302-0/+46
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* Fix a bug caused by indiscriminantly asking for the dominators of a predecessor.Owen Anderson2007-07-301-0/+274
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* New test case.Evan Cheng2007-07-301-0/+8
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* Add tests for generating noalias parameter attribute from __restrict ↵Christopher Lamb2007-07-293-0/+22
| | | | | | qualified function parameters. C++ tests are currently XFAILing see PR1582. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40583 91177308-0d34-0410-b5e6-96231b3b80d8
* Be explicit about which level of optimization is being asked for. The -O optionReid Spencer2007-07-291-2/+2
| | | | | | | is equivalent to -O1. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40581 91177308-0d34-0410-b5e6-96231b3b80d8
* Make this explictly signed. Fixes PR1571.Nick Lewycky2007-07-281-1/+1
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* Re-apply 40504, but with a fix for the segfault it caused in oggenc:Dan Gohman2007-07-272-1/+15
| | | | | | | | | | Make the alignedload and alignedstore patterns always require 16-byte alignment. This way when they are used in the "Fs" instructions, in which a vector instruction is used for a scalar purpose, they can still require the full vector alignment. And add a regression test for this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40555 91177308-0d34-0410-b5e6-96231b3b80d8
* Reverting 40504 for now. It's breaking oggenc.Evan Cheng2007-07-271-1/+1
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* Fix a bug introduced in my last commit.Owen Anderson2007-07-262-1/+17
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* Fix a couple more bugs in the phi construction by pulling in code that doesOwen Anderson2007-07-262-0/+58
| | | | | | | almost the same things from LCSSA. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40540 91177308-0d34-0410-b5e6-96231b3b80d8
* Test case for PR1573.Evan Cheng2007-07-261-0/+54
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* Fix test.Evan Cheng2007-07-261-2/+2
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* Remove X86ISD::LOAD_PACK and X86ISD::LOAD_UA and associated code from theDan Gohman2007-07-261-1/+1
| | | | | | | | x86 target, replacing them with the new alignment attributes on memory references. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40504 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix what is _hopefully_ the last corner case for loops.Owen Anderson2007-07-251-0/+86
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* My last commit was not correct for nested loops. Fix it, and add a testcase ↵Owen Anderson2007-07-251-0/+38
| | | | | | for it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40498 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix an infinite loop on 300.twolf.Owen Anderson2007-07-251-0/+14
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* Fix a bug in non-local memdep that was causing an infinite loop on 175.vpr.Owen Anderson2007-07-251-0/+15
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* Fix a bug that was causing GVN to crash on 252.eon.Owen Anderson2007-07-251-0/+29
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* Add basic support for performing whole-function RLE.Owen Anderson2007-07-253-0/+58
| | | | | | | Note: This has not yet been thoroughly tested. Use at your own risk. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40489 91177308-0d34-0410-b5e6-96231b3b80d8
* Moving regression test to reflect move in source and headers to Bitcode.Chandler Carruth2007-07-253-0/+0
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* Use movaps to load a v4f32 build_vector of all-constant values into aDan Gohman2007-07-241-0/+5
| | | | | | | register instead of loading each element individually. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40478 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a GVN pass, using the value numbering code I developed for GVNPRE and theOwen Anderson2007-07-243-0/+26
| | | | | | | load elimination code from RedundantLoadElimination. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40469 91177308-0d34-0410-b5e6-96231b3b80d8
* Unreachable block is not a root node in post dominator tree.Devang Patel2007-07-241-0/+13
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* Rename a lot of things to change FastDLE to RedundantLoadElimination.Owen Anderson2007-07-243-2/+2
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* Fix for PR1567, which involves a weird bug on non-32bit architectures and ↵Chandler Carruth2007-07-231-1/+1
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* Add testcases for FastDLE.Owen Anderson2007-07-233-0/+17
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* Move these tests to use FastDSE instead of old DSE.Owen Anderson2007-07-239-9/+9
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* Delete the svn:executable property on these files, which aren't executable.Dan Gohman2007-07-233-0/+0
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* The Ada f-e produces various auxiliary output filesDuncan Sands2007-07-236-15/+15
| | | | | | | | | | | | that cannot be suppressed and cannot be redirected: they are dumped in the current working directory. When running the testsuite this means that these files do not end up in the Output directory. The best solution I could find is to change directory into Output before running tests. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40437 91177308-0d34-0410-b5e6-96231b3b80d8
* For multipart tests, place the parts with noDuncan Sands2007-07-2320-16/+16
| | | | | | | | RUN line in Support. Give up on sending output to /dev/null - this cannot always be arranged. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40436 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove -O1 in favour of making llvm-gcc-4.2 a bitDuncan Sands2007-07-221-2/+1
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* This xform isn't safe, removing it.Chris Lattner2007-07-211-10/+0
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* Need -O1 or better to have these builtins lowered toDuncan Sands2007-07-201-1/+2
| | | | | | | | | llvm intrinsics in llvm-gcc-4.2. This is because get_pointer_alignment bails out: it relies on TER to compute accurate alignment information. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40128 91177308-0d34-0410-b5e6-96231b3b80d8
* Optimize alignment of loads and stores.Dan Gohman2007-07-201-0/+66
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* Update these regression tests to accomodate X86InstrSSE.td now using ↵Dan Gohman2007-07-206-6/+6
| | | | | | | | | movups/movaps for everything. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40101 91177308-0d34-0410-b5e6-96231b3b80d8
* New test.Evan Cheng2007-07-201-0/+42
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* New test.Evan Cheng2007-07-191-0/+24
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