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* Turn on list-ilp scheduling by default on x86 and x86-64, fix upEric Christopher2011-03-081-2/+1
| | | | | | | | | | | | | | | | | | | | | | | | testcases accordingly. Some are currently xfailed and will be filed as bugs to be fixed or understood. Performance results: roughly neutral on SPEC some micro benchmarks in the llvm suite are up between 100 and 150%, only a pair of regressions that are due to be investigated john-the-ripper saw: 10% improvement in traditional DES 8% improvement in BSDI DES 59% improvement in FreeBSD MD5 67% improvement in OpenBSD Blowfish 14% improvement in LM DES Small compile time impact. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127208 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix a minor bug in two-address pass. It was missing a commute opportunity.Evan Cheng2010-12-141-5/+43
| | | | | | | | | | | | | | | | | | | | regB = move RCX regA = op regB, regC RAX = move regA where both regB and regC are killed. If regB is constrainted to non-compatible physical registers but regC is not constrainted at all, then it's better to commute the instruction. movl %edi, %eax shlq $32, %rcx leaq (%rcx,%rax), %rax => movl %edi, %eax shlq $32, %rcx orq %rcx, %rax rdar://8762995 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121793 91177308-0d34-0410-b5e6-96231b3b80d8
* Eliminate more uses of llvm-as and llvm-dis.Dan Gohman2009-09-081-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81290 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove llvm-upgrade and update tests.Tanya Lattner2008-02-211-12/+12
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47432 91177308-0d34-0410-b5e6-96231b3b80d8
* Convert tests using "| wc -l | grep ..." to use the count script.Dan Gohman2007-08-151-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41097 91177308-0d34-0410-b5e6-96231b3b80d8
* Change the x86 assembly output to use tab characters to separate theDan Gohman2007-07-311-1/+1
| | | | | | | | | | 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
* For PR1319: Upgrade to new test harness.Reid Spencer2007-04-151-1/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36091 91177308-0d34-0410-b5e6-96231b3b80d8
* Use the llvm-upgrade program to upgrade llvm assembly.Reid Spencer2006-12-021-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32115 91177308-0d34-0410-b5e6-96231b3b80d8
* set the target triple so that we don't fail due to X86 abi issuesChris Lattner2005-07-201-0/+3
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22479 91177308-0d34-0410-b5e6-96231b3b80d8
* tweak test to accept the (good) code emitted by the pattern iselChris Lattner2005-05-091-2/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21812 91177308-0d34-0410-b5e6-96231b3b80d8
* Add several testcases for new optimizations in the code generator.Chris Lattner2005-01-021-0/+21
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19244 91177308-0d34-0410-b5e6-96231b3b80d8
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