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2006-09-18This is closer to what we really want.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30451 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-18Implement Transforms/InstCombine/shift-sra.ll:test0Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30450 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-18Rewrite shift/and/compare sequences to promote better licm of the RHS.Chris Lattner
Use isLogicalShift/isArithmeticShift to simplify code. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30448 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-17Added some eye-candy for Subtarget type checkingAnton Korobeynikov
Added X86 StdCall & FastCall calling conventions. Codegen will follow. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30446 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-17Add ShiftInst::isLogical/ArithmeticShift methods.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30445 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-17Add new SetCondInst::isRelational/isEquality methods. RenameChris Lattner
Instruction::isRelational to Instruction::isComparison. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30444 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-17Explain change with a comment.Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30443 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-17Fix PR912. The input to erase() must not be a reference to the dataNick Lewycky
being erased. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30442 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-17Small fixes for supporting dll* linkage typesAnton Korobeynikov
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30441 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-16add a note noticed through source inspectionChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30418 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-16Oh yeah, this is needed tooChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30407 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-16add a noteChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30406 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-16Fix Transforms/InstCombine/2006-09-15-CastToBool.ll and PR913Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30405 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-16simplify control flow, no functionality changeChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30403 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-16Allow custom expand of mulChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30402 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-15add a nate noteChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30399 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-15revert previous two patches. They cause miscompilation of ↵Chris Lattner
MultiSource/Applications/Burg git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30397 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-15Revert my previous work on ArgumentPromotion. Further investigation has ↵Owen Anderson
revealed these changes to be incorrect. They just weren't showing up in any of our current testcases. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30385 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-15Unbreak the JITChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30384 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-15Keep track of the start of MBB's in a separate map from instructions. ThisChris Lattner
is faster and is needed for future improvements. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30383 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14Remove a unnecessary check.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30382 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14Undo previous check-in.Devang Patel
Reintroduce recursive assignDFSNumber(). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30380 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14Fold (X & C1) | (Y & C2) -> (X|Y) & C3 when possible.Chris Lattner
This implements CodeGen/X86/and-or-fold.ll git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30379 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14add a noteChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30377 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14Split rotate matching code out to its own function. Make it stronger, byChris Lattner
matching things like ((x >> c1) & c2) | ((x << c3) & c4) to (rot x, c5) & c6 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30376 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14Adding generated files for the last commitAnton Korobeynikov
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30375 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14Adding dllimport, dllexport and external weak linkage types.Anton Korobeynikov
DLL* linkages got full (I hope) codegeneration support in C & both x86 assembler backends. External weak linkage added for future use, we don't provide any codegeneration, etc. support for it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30374 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14Use getOffset() instead.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30327 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14Use MachineConstantPoolEntry getOffset() and getType() accessors.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30326 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14Use new config.h macroChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30321 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14On Mac OS/X, make Process::PreventCoreFiles disable crash reporter forChris Lattner
the process in addition to disabling core file emission. This speeds up bugpoint on default-configured macs by several orders of magnitude. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30317 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14A MachineConstantPool may have mixed Constant* and MachineConstantPoolValue* ↵Evan Cheng
values. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30316 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14Avoid recursion in assignDFSNumber(). Move def from ET-Forest.hDevang Patel
to Dominators.h git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30309 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13add note about switch loweringChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30308 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Second half of the fix for Transforms/Inline/inline_cleanup.llChris Lattner
This folds unconditional branches that are often produced by code specialization. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30307 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Add some more consistency checks.Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30305 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Fix unionSets so that it can merge correctly.Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30304 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Implement the first half of Transforms/Inline/inline_cleanup.llChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30303 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Skip over first operand when determining REX prefix for two-address code.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30300 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Erase dead instructions.Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30298 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Turn X < 0 -> TEST X,X jsChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30294 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13The sense of this branch was inverted :(Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30293 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Fix a ton of jit failuresChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30292 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13add shifts to addressing mode 1Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30291 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13If LSR went through a lot of trouble to put constants (e.g. the addr of a globalChris Lattner
in a specific BB, don't undo this!). This allows us to compile CodeGen/X86/loop-hoist.ll into: _foo: xorl %eax, %eax *** movl L_Arr$non_lazy_ptr, %ecx movl 4(%esp), %edx LBB1_1: #cond_true movl %eax, (%ecx,%eax,4) incl %eax cmpl %edx, %eax jne LBB1_1 #cond_true LBB1_2: #return ret instead of: _foo: xorl %eax, %eax movl 4(%esp), %ecx LBB1_1: #cond_true *** movl L_Arr$non_lazy_ptr, %edx movl %eax, (%edx,%eax,4) incl %eax cmpl %ecx, %eax jne LBB1_1 #cond_true LBB1_2: #return ret This was noticed in 464.h264ref. This doesn't usually affect PPC, but strikes X86 all the time. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30290 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Fix a regression in the 32-bit port from the 64-bit port landing.Chris Lattner
We now compile CodeGen/X86/lea-2.ll into: _test: movl 4(%esp), %eax movl 8(%esp), %ecx leal -5(%ecx,%eax,4), %eax ret instead of: _test: movl 4(%esp), %eax leal (,%eax,4), %eax addl 8(%esp), %eax addl $4294967291, %eax ret git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30288 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13new noteChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30286 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13new noteChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30285 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Compile X << 1 (where X is a long-long) to:Chris Lattner
addl %ecx, %ecx adcl %eax, %eax instead of: movl %ecx, %edx addl %edx, %edx shrl $31, %ecx addl %eax, %eax orl %ecx, %eax and to: addc r5, r5, r5 adde r4, r4, r4 instead of: slwi r2,r9,1 srwi r0,r11,31 slwi r3,r11,1 or r2,r0,r2 on PPC. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30284 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13Compile X > -1 -> text X,X; js destChris Lattner
This implements CodeGen/X86/jump_sign.ll. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30283 91177308-0d34-0410-b5e6-96231b3b80d8
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