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2006-05-16Print the vreg that livein physregs are live inChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28314 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-16Legalize FORMAL_ARGUMENTS nodes correctly, we don't want to legalize them onceChris Lattner
for each argument. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28313 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-16Fit in 80 colsChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28311 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-15add an abort after every assert(0)Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28310 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-15For PR777:Reid Spencer
Add an additional catch block to ensure that this function can't throw any exceptions, even one's we're not expecting. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28309 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-15Improve comment, patch provided by Vladimir Prus!Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28307 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-15Remove some dead code, identified by coverity.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28303 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-14added a skeleton of the ARM backendRafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28301 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-14LoadLibraryPermanently can theoretically throw an exception. Do not propagateChris Lattner
it out of 'ExecutionEngine::create'. This fixes a problem reported by coverity. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28293 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-14Bug noticed, by inspection. Filename can be null.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28292 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-14This function is not documented as throwing an exception and callers don'tChris Lattner
handle it. Just silently fail. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28291 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-14inverted logic, caught by coverityChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28290 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-14remove some dead code identified by coverityChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28289 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-14remove dead varChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28287 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-14remove dead variablesChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28286 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-14Backing out last check-in for now. It's causing an infinite loop gccas lencode.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28284 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-14Update comment.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28283 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-13Fixing 2006-05-01-SchedCausingSpills.ll; some clean upEvan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28279 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-13Revert an un-intended changeEvan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28278 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-13Add/Sub/Mul are safe to promote here as well. Incrementing a single-bitChris Lattner
bitfield now gives this code: _plus: lwz r2, 0(r3) rlwimi r2, r2, 0, 1, 31 xoris r2, r2, 32768 stw r2, 0(r3) blr instead of this: _plus: lwz r2, 0(r3) srwi r4, r2, 31 slwi r4, r4, 31 addis r4, r4, -32768 rlwimi r2, r4, 0, 0, 0 stw r2, 0(r3) blr this can obviously still be improved. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28275 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-13Merge identical code.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28274 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-13Implement simple promotion for cast elimination in instcombine. This isChris Lattner
currently very limited, but can be extended in the future. For example, we now compile: uint %test30(uint %c1) { %c2 = cast uint %c1 to ubyte %c3 = xor ubyte %c2, 1 %c4 = cast ubyte %c3 to uint ret uint %c4 } to: _xor: movzbl 4(%esp), %eax xorl $1, %eax ret instead of: _xor: movb $1, %al xorb 4(%esp), %al movzbl %al, %eax ret More impressively, we now compile: struct B { unsigned bit : 1; }; void xor(struct B *b) { b->bit = b->bit ^ 1; } To (X86/PPC): _xor: movl 4(%esp), %eax xorl $-2147483648, (%eax) ret _xor: lwz r2, 0(r3) xoris r2, r2, 32768 stw r2, 0(r3) blr instead of (X86/PPC): _xor: movl 4(%esp), %eax movl (%eax), %ecx movl %ecx, %edx shrl $31, %edx # TRUNCATE movb %dl, %dl xorb $1, %dl movzbl %dl, %edx andl $2147483647, %ecx shll $31, %edx orl %ecx, %edx movl %edx, (%eax) ret _xor: lwz r2, 0(r3) srwi r4, r2, 31 xori r4, r4, 1 rlwimi r2, r4, 31, 0, 0 stw r2, 0(r3) blr This implements InstCombine/cast.ll:test30. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28273 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Remove some dead variables.Chris Lattner
Fix a nasty bug in the memcmp optimizer where we used the wrong variable! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28269 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Remove dead stuffChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28268 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Fix build breakage :(Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28267 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12More coverity fixesChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28266 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Dead variableChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28265 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Remove dead var, fix bad override.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28264 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12If the register allocator cannot find a register to spill, try the aliases. IfEvan Cheng
that still fails (because all the register spill weights are inf), just grab one. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28262 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Remove dead codeEvan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28261 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Fix accidentally committed patch.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28260 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Actually override the right method. :)Chris Lattner
Bug identified by coverity. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28259 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12remove dead variable.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28258 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Fix iterator invalidation bug, identified by Coverity.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28257 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Fix a hypothetical memory leak, identified by Coverity. In practice, thisChris Lattner
object is never deleted though. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28256 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Remove dead varsChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28255 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12remove dead varsChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28254 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Remove dead variableChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28253 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Comment out dead variablesChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28252 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12When reading the symbol table, make sure to delete the ArchiveMemberReid Spencer
created by reading the symbol table. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28251 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Remove dead varChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28250 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Remove dead variableChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28249 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12remove dead variable.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28248 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Remove dead variable.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28247 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Compile:Chris Lattner
%tmp152 = setgt uint %tmp144, %tmp149 ; <bool> [#uses=1] %tmp159 = setlt uint %tmp144, %tmp149 ; <bool> [#uses=1] %bothcond2 = or bool %tmp152, %tmp159 ; <bool> [#uses=1] To setne, not setune, which causes an assertion fault. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28244 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Fix PowerPC/2006-05-12-rlwimi-crash.llChris Lattner
Nate, please verify that if InsertMask is 0, rlwimi shouldn't be used. This fixes the crash and causes no PPC testsuite regressions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28243 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Add a method to generate a string representation from a TargetData.Owen Anderson
This continues the work on PR 761. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28239 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Refactor a bunch of includes so that TargetMachine.h doesn't have to includeOwen Anderson
TargetData.h. This should make recompiles a bit faster with my current TargetData tinkering. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28238 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Fix some tabbing issues.Owen Anderson
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28237 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-12Backing out fix for PR770. Need to re-apply it after live range splitting is ↵Evan Cheng
possible git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28236 91177308-0d34-0410-b5e6-96231b3b80d8
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