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* add #includeChris Lattner2007-12-081-0/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44710 91177308-0d34-0410-b5e6-96231b3b80d8
* eliminate dependency on Bitcode headers.Chris Lattner2007-12-081-2/+3
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44709 91177308-0d34-0410-b5e6-96231b3b80d8
* remove dead #include, APInt.h already has the needed forward decls.Chris Lattner2007-12-081-1/+0
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44708 91177308-0d34-0410-b5e6-96231b3b80d8
* proper #include order.Chris Lattner2007-12-081-1/+1
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* Ignoring generated files.Gordon Henriksen2007-12-080-0/+0
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* Adding a StringPool data structure, which GC will use.Gordon Henriksen2007-12-082-0/+170
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* Fix bug in constructing Ocaml option types in the bindings.Gordon Henriksen2007-12-082-3/+3
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44704 91177308-0d34-0410-b5e6-96231b3b80d8
* aesthetic changes, no functionality change. Evan, it's not clearChris Lattner2007-12-081-39/+41
| | | | | | | | what 'Available' is, please add a comment near it and rename it if appropriate. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44703 91177308-0d34-0410-b5e6-96231b3b80d8
* Renaming:Bill Wendling2007-12-085-16/+16
| | | | | | | | isTriviallyReMaterializable -> hasNoSideEffects isReallyTriviallyReMaterializable -> isTriviallyReMaterializable git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44702 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix a significant code quality regression I introduced on PPC64 quite Chris Lattner2007-12-082-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | a while ago. We now produce: _foo: mflr r0 std r0, 16(r1) ld r2, 16(r1) std r2, 0(r3) ld r0, 16(r1) mtlr r0 blr instead of: _foo: mflr r0 std r0, 16(r1) lis r0, 0 ori r0, r0, 16 ldx r2, r1, r0 std r2, 0(r3) ld r0, 16(r1) mtlr r0 blr for: void foo(void **X) { *X = __builtin_return_address(0); } on ppc64. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44701 91177308-0d34-0410-b5e6-96231b3b80d8
* implement __builtin_return_addr(0) on ppc.Chris Lattner2007-12-086-11/+72
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44700 91177308-0d34-0410-b5e6-96231b3b80d8
* refactor some code to avoid overloading the name 'usesLR' in Chris Lattner2007-12-083-12/+14
| | | | | | | | different places to mean different things. Document what the one in PPCFunctionInfo means and when it is valid. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44699 91177308-0d34-0410-b5e6-96231b3b80d8
* Implement correct isa<UnaryInstruction>, problem reported by "ST".Chris Lattner2007-12-081-0/+14
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44697 91177308-0d34-0410-b5e6-96231b3b80d8
* Incorporated comments from Evan and Chris:Bill Wendling2007-12-081-58/+54
| | | | | | | | | http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20071203/056043.html http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20071203/056048.html git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44696 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix several cache coherence bugs in MemDep/GVN that were found. Also add ↵Owen Anderson2007-12-083-25/+75
| | | | | | | | | some (disabled) debugging code to make such problems easier to diagnose in the future, written by Duncan Sands. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44695 91177308-0d34-0410-b5e6-96231b3b80d8
* DohEvan Cheng2007-12-081-1/+1
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* Fix a compilation warning.Evan Cheng2007-12-081-1/+1
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* Fix a compilation warning.Evan Cheng2007-12-081-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44691 91177308-0d34-0410-b5e6-96231b3b80d8
* Adding MachineLoopInfo.h,.cpp and MachineLICP.cpp to VStudio buildChuck Rose III2007-12-081-0/+12
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44690 91177308-0d34-0410-b5e6-96231b3b80d8
* Initial commit of the machine code LICM pass. It successfully hoists this:Bill Wendling2007-12-074-10/+357
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | _foo: li r2, 0 LBB1_1: ; bb li r5, 0 stw r5, 0(r3) addi r2, r2, 1 addi r3, r3, 4 cmplw cr0, r2, r4 bne cr0, LBB1_1 ; bb LBB1_2: ; return blr to: _foo: li r2, 0 li r5, 0 LBB1_1: ; bb stw r5, 0(r3) addi r2, r2, 1 addi r3, r3, 4 cmplw cr0, r2, r4 bne cr0, LBB1_1 ; bb LBB1_2: ; return blr ZOMG!! :-) Moar to come... git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44687 91177308-0d34-0410-b5e6-96231b3b80d8
* Add comment.Evan Cheng2007-12-071-0/+2
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* Much improved v8i16 shuffles. (Step 1).Evan Cheng2007-12-073-34/+163
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* Fix a stupid error that Chris pointed out.Owen Anderson2007-12-071-2/+0
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* New test case.Evan Cheng2007-12-071-0/+9
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* Add an option to control this heuristic tweak so I can test it.Evan Cheng2007-12-071-1/+6
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44671 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove a bogus optimization. It's not possible to do a move to low element ↵Evan Cheng2007-12-062-7/+1
| | | | | | to a <8 x i16> or <16 x i8> vector. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44669 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix a bogus test case.Evan Cheng2007-12-061-18/+14
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* Redo previous patch so optimization only done for i1.Dale Johannesen2007-12-061-16/+4
| | | | | | | | Simpler and safer. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44663 91177308-0d34-0410-b5e6-96231b3b80d8
* Turning simple splitting on. Start testing new coalescer heuristics as new ↵Evan Cheng2007-12-064-4/+4
| | | | | | llcbeta. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44660 91177308-0d34-0410-b5e6-96231b3b80d8
* third time around: instead of disabling this completely,Chris Lattner2007-12-062-7/+13
| | | | | | | | only disable it if we don't know it will be obviously profitable. Still fixme, but less so. :) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44658 91177308-0d34-0410-b5e6-96231b3b80d8
* Actually, disable this code for now. More analysis and improvements toChris Lattner2007-12-062-0/+7
| | | | | | | the X86 backend are needed before this should be enabled by default. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44657 91177308-0d34-0410-b5e6-96231b3b80d8
* implement a readme entry, compiling the code into:Chris Lattner2007-12-063-57/+80
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | _foo: movl $12, %eax andl 4(%esp), %eax movl _array(%eax), %eax ret instead of: _foo: movl 4(%esp), %eax shrl $2, %eax andl $3, %eax movl _array(,%eax,4), %eax ret As it turns out, this triggers all the time, in a wide variety of situations, for example, I see diffs like this in various programs: - movl 8(%eax), %eax - shll $2, %eax - andl $1020, %eax - movl (%esi,%eax), %eax + movzbl 8(%eax), %eax + movl (%esi,%eax,4), %eax - shll $2, %edx - andl $1020, %edx - movl (%edi,%edx), %edx + andl $255, %edx + movl (%edi,%edx,4), %edx Unfortunately, I also see stuff like this, which can be fixed in the X86 backend: - andl $85, %ebx - addl _bit_count(,%ebx,4), %ebp + shll $2, %ebx + andl $340, %ebx + addl _bit_count(%ebx), %ebp git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44656 91177308-0d34-0410-b5e6-96231b3b80d8
* simplify some code.Chris Lattner2007-12-061-2/+1
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* implement the rest of the functionality from ↵Chris Lattner2007-12-061-10/+24
| | | | | | SelectionDAGLegalize::ScalarizeVectorOp git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44654 91177308-0d34-0410-b5e6-96231b3b80d8
* Adjust VStudio files to add JITMemoryManager files + include <cassert> from ↵Chuck Rose III2007-12-062-0/+13
| | | | | | same. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44651 91177308-0d34-0410-b5e6-96231b3b80d8
* move some ashr-specific code out of commonShiftTransforms into visitAShr.Chris Lattner2007-12-061-15/+16
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* Fix PR1842.Dale Johannesen2007-12-061-4/+16
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* add a new ExecutionEngine::createJIT which can be used if you only want Chris Lattner2007-12-064-8/+41
| | | | | | | | to create a JIT. This lets you specify JIT-specific configuration items like the JITMemoryManager to use. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44647 91177308-0d34-0410-b5e6-96231b3b80d8
* simplify creation of the interpreter, make ExecutionEngine ctor protected,Chris Lattner2007-12-067-43/+38
| | | | | | | delete one ExecutionEngine ctor, minor cleanup. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44646 91177308-0d34-0410-b5e6-96231b3b80d8
* fix this when run on non x86 hosts.Chris Lattner2007-12-061-3/+3
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* Fix for PR1831: if all defs of an interval are re-materializable, then it's ↵Evan Cheng2007-12-064-8/+58
| | | | | | a preferred spill candiate. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44644 91177308-0d34-0410-b5e6-96231b3b80d8
* If both result of the {s|z}xt and its source are live out, rewrite all uses ↵Evan Cheng2007-12-051-3/+71
| | | | | | of the source with result of extension. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44643 91177308-0d34-0410-b5e6-96231b3b80d8
* improve header guardChris Lattner2007-12-051-2/+2
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* split the JIT memory management code out from the main JIT logic into itsChris Lattner2007-12-054-413/+552
| | | | | | | | own JITMemoryManager interface. There is no functionality change with this patch. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44640 91177308-0d34-0410-b5e6-96231b3b80d8
* add a noteChris Lattner2007-12-051-0/+37
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44638 91177308-0d34-0410-b5e6-96231b3b80d8
* add a noteChris Lattner2007-12-051-0/+20
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44637 91177308-0d34-0410-b5e6-96231b3b80d8
* Alphabetizing; I want to be the last in the file!!!! ;-)Bill Wendling2007-12-051-4/+4
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* Regenerated configure after autoconf/configure.ac change.Scott Michel2007-12-051-3281/+1012
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44628 91177308-0d34-0410-b5e6-96231b3b80d8
* Minor updates:Scott Michel2007-12-053-4/+6
| | | | | | | | | - Fix typo in SPUCallingConv.td - Credit myself for CellSPU work - Add CellSPU to 'all' host target list git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44627 91177308-0d34-0410-b5e6-96231b3b80d8
* Commit 44487 broke bootstrap of llvm-gcc-4.2. It isDuncan Sands2007-12-052-4/+15
| | | | | | | | not yet clear why, but in the meantime work around the problem by making less use of readnone/readonly info. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44626 91177308-0d34-0410-b5e6-96231b3b80d8
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