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2007-05-18Make use of target specific block size limits; bug fixes.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37195 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-18Set ARM if-conversion block size threshold to 10 instructions for now.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37194 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-18RemoveBranch() and InsertBranch() now returns number of instructions deleted ↵Evan Cheng
/ inserted. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37193 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-18RemoveBranch() and InsertBranch() now returns number of instructions deleted ↵Evan Cheng
/ inserted. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37192 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-18Fix comment.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37191 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Move isSuccessor() offline, change it to use std::find.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37190 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Fix a problem with building .y files when BISON is not present.Reid Spencer
Merged from the release_20 branch. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37188 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Fix PR1431Devang Patel
Test case at Transformations/SCCP/2007-05-16-InvokeCrash.ll git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37185 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17New test.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37184 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17validation fixesChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37183 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17llvm-gcc now supports almost all gcc extensions. The key missing one isChris Lattner
builtin_apply. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37182 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17add a section about API changes.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37181 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17More effective breakdown of memcpy into repeated load/store. These are nowDale Johannesen
in the order lod;lod;lod;sto;sto;sto which means the load-store optimizer has a better chance of producing ldm/stm. Ideally you would get cooperation from the RA as well but this is not there yet. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37179 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Correct a name in a comment.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37178 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17silence some "comparison between signed and unsigned integer expressions"Chris Lattner
warnings git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37177 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17minor tweakChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37176 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Get rid of leading zeros in the output of toString.Reid Spencer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37175 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17New test case.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37174 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Fix a bogus check that prevented folding VECTOR_SHUFFLE to UNDEF; add an ↵Evan Cheng
optimization to fold VECTOR_SHUFFLE to a zero vector. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37173 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Added missing patterns for UNPCKH* and PUNPCKH*.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37172 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Fix some sporadic segfaults that are triggered when SmallVector's heapDan Gohman
storage lands near the end of the available address space. In the expression Begin+N > Capacity, the Begin+N was overflowing. Fix this by replacing it by with an expression that doesn't involve computation of an address beyond the end of allocated memory. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37171 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17add testcase for 128-bit add/subChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37170 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17disable MaskedValueIsZero, ComputeMaskedBits, and SimplifyDemandedBits forChris Lattner
i128 integers. The 64-bit masks are not wide enough to represent the results. These should be converted to APInt someday. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37169 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17add expand support for ADDC/SUBC/ADDE/SUBE so we can codegen 128-bit add/sub ↵Chris Lattner
on 32-bit (or less) targets git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37168 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Regenerate.Reid Spencer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37166 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Make Perl a required dependency and cause configure script to fail if itReid Spencer
is not found. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37164 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17This is the correct fix for PR1427. This fixes mmx-shuffle.ll and doesn'tChris Lattner
cause other regressions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37160 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Revert patch for PR1427. It breaks almost all vector tests.Anton Korobeynikov
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37159 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17add support for 128-bit add/sub on ppc64Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37158 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Print integer values as both decimal and hexadecimal for convenienceReid Spencer
of verifying result values when debugging. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37156 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17add support for 128-bit integer add/subChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37154 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17For lshr by 0 bits, just return *this as a short cut. This also preventsReid Spencer
undefined behavior when the width > 64 bits. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37153 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17New test.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37151 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Fix PR1427 and test/CodeGen/X86/mmx-shuffle.llChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37141 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17testcase for PR1427Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37140 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17Remove. Not needed.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37139 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Default implementation of TargetInstrInfo::getBlockSize().Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37138 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Add target hook to specify block size limit for if-conversion.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37134 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Merged in both release announcement guts.Tanya Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37131 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Don't fold bitconvert(load) for preinc/postdec loads. Likewise stores.Dale Johannesen
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37130 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16isBlockPredicable() always ignore terminal instructions; add comments.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37126 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16ARM::tB is also predicable.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37125 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16PredicateInstruction returns true if the operation was successful.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37124 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Add default implementation of PredicateInstruction().Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37123 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Rename M_PREDICATED to M_PREDICABLE; Moved isPredicable() to MachineInstr.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37121 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Move if-conversion after all passes that may use register scavenger.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37120 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Removed isPredicable().Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37119 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Make ARM::B isPredicable; Make Bcc and MOVCC condition option a normal ↵Evan Cheng
operand so they are not predicable. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37118 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Added isPredicable bit to class Instruction.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37117 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16Rename M_PREDICATED to M_PREDICABLE; opcode can be specified isPredicable ↵Evan Cheng
without having a PredicateOperand. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37116 91177308-0d34-0410-b5e6-96231b3b80d8
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