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2007-09-11Remove (somewhat confusing) Imp<> helper, use let Defs = [], Uses = [] instead.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41863 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Added status flags register: EFLAGS.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41862 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Generated files for previous patch.Dale Johannesen
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41859 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Add APInt interfaces to APFloat (allows directlyDale Johannesen
access to bits). Use them in place of float and double interfaces where appropriate. First bits of x86 long double constants handling (untested, probably does not work). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41858 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Add a bool to indicate if we should set the "indirect encoding" bit in the DwarfBill Wendling
information for EH. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41852 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Two ParamAttrsVectors which differ by a permutationDuncan Sands
of their elements do not yield the same ParamAttrsList, though they should. On the other hand, everyone seems to pass such vectors with elements ordered by increasing index, so rather than sorting the elements simply assert that the elements are ordered in this way. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41845 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Turn calls to trampolines into calls to the underlyingDuncan Sands
nested function. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41844 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Fold the adjust_trampoline intrinsic intoDuncan Sands
init_trampoline. There is now only one trampoline intrinsic. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41841 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11My compiler warns about the semicolon.Duncan Sands
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41840 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11The personality function on Darwin needs a global stub. We then refer toBill Wendling
that global stub instead of doing the ".set" thingy we were doing before. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41838 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Fix a typo in memdep, which was causing PR1648.Owen Anderson
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41833 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Avoid negative logic.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41829 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Refactor code into a separate method.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41826 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Clear split info object.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41823 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11Split condition does not have to be ICmpInst in all cases.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41822 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10Check all terminators inside loop.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41821 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10remove some dead code, this is handled by constant folding.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41819 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10Fix a buggy constant folding transformation when handling aliases.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41818 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10Swap exit condition operands if it works.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41817 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10regenerateChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41816 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10Fix PR1645 by resolving forward alias references.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41815 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-1080 col.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41812 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10New entry.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41810 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10Observation of rematerialization.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41809 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10Add some notes about better flag handling.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41808 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10Emit:Chris Lattner
cmpl %eax, %ecx setae %al movzbl %al, %eax instead of: cmpl %eax, %ecx setb %al xorb $1, %al movzbl %al, %eax when using logical not of a C comparison. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41807 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-101. Don't call Value::getName(), which is slow.Chris Lattner
2. Lower calls to fabs and friends to FABS nodes etc unless the function has internal linkage. Before we wouldn't lower if it had a definition, which is incorrect. This allows us to compile: define double @fabs(double %f) { %tmp2 = tail call double @fabs( double %f ) ret double %tmp2 } into: _fabs: fabs f1, f1 blr git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41805 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10Prevent tailcallelim from breaking "recursive" calls to builtins.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41804 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10It's not safe to rematerialize MOV32r0 etc. by simply cloning the originalEvan Cheng
instruction. These are implemented with xor which will modify the conditional code. They should be rematerialized as move instructions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41802 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10Filter exit conditions which are not yet handled.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41800 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-10Require SCEV before LCSSA.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41798 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-09Remove an un-needed dependence query. This improves compile time marginally ↵Owen Anderson
on 401.bzip2. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41792 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-08Implement misaligned FP loads and stores.Dale Johannesen
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41786 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-08Smarter Reset(). Instead of deallocating all memory regions and reallocate theEvan Cheng
first region, just deallocate all but the last region in the list. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41782 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-07TableGen no longer emit CopyFromReg nodes for implicit results in physicalEvan Cheng
registers. The scheduler is now responsible for emitting them. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41781 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-07Add missing index versions of instructions to the map.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41776 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-07Avoid storing and reloading zeros and other constants from stack slotsDan Gohman
by flagging the associated instructions as being trivially rematerializable. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41775 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-07Apply feedback from previous patch.Dale Johannesen
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41774 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-07Revert previous change to IR.Dale Johannesen
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41769 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-07Add support for having different alignment for objects on call frames.Rafael Espindola
The x86-64 ABI states that objects passed on the stack have 8 byte alignment. Implement that. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41768 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-07Split eh.select / eh.typeid.for intrinsics into i32/i64 versions. This is ↵Anton Korobeynikov
needed, because they just "mark" register liveins and we let frontend solve type issue, not lowering code :) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41763 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-07Don't zap back to back volatile load/storesChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41759 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-07Add lengthof and endof templates that hide a lot of sizeof computations.Owen Anderson
Patch by Sterling Stein! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41758 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-06Constify to catch bugs.David Greene
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41751 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-06Next round of APFloat changes.Dale Johannesen
Use APFloat in UpgradeParser and AsmParser. Change all references to ConstantFP to use the APFloat interface rather than double. Remove the ConstantFP double interfaces. Use APFloat functions for constant folding arithmetic and comparisons. (There are still way too many places APFloat is just a wrapper around host float/double, but we're getting there.) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41747 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-06Proper handle case, when aliasee is external weak symbol referenced only by ↵Anton Korobeynikov
alias itself. Also, fix a case, when target doesn't have weak symbols supported. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41746 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-06Add instruction dump output. This helps find bugs.David Greene
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41744 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-06Pluggable coalescers inplementation.David Greene
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41743 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-06Use isTrueWhenEqual. Thanks Chris!Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41741 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-06When the two operands of an icmp are equal, there are five possible predicatesNick Lewycky
that would make the icmp true. Fixes PR1637. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41740 91177308-0d34-0410-b5e6-96231b3b80d8
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