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2005-04-21Handle stores of global address as stores of immediates. Instead of:Chris Lattner
test1: movl $N, %eax movl %eax, G ret emit: test1: movl $N, G ret git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21407 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Handle (store &GV -> mem) as a store immediate. This often occurs forChris Lattner
printf format strings and other stuff. Instead of generating this: movl $l1__2E_str_1, %eax movl %eax, (%esp) we now emit: movl $l1__2E_str_1, (%esp) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21406 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Use the actual uid/gid for defaulting the fields in the archive.Reid Spencer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21405 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Fix a bug where we would not promote calls to invokes if they occured inChris Lattner
the same block as the setjmp. Thanks to Greg Pettyjohn for noticing this! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21403 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Eliminate calls to system dependent function getuid by usingReid Spencer
the newly implemented sys::Process::GetCurrentUserId function. Replace similarly for getgid. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21402 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Provide an implementation of the GetCurrentUserId and GetCurrentGroupIdReid Spencer
methods that were recently added to the interface. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21401 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Add two new methods for getting the User Id and Group Id values for theReid Spencer
current process. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21400 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Add doxygen comments, patch contributed by Evan Jones.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21397 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21add support for taking and resolving the address of free.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21396 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21add support for taking the address of free.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21395 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Improve doxygen, from part of Evan's patch that didn't apply.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21394 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Improve doxygen documentation, patch contributed by Evan Jones!Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21393 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Improve and elimination. On PPC, for:Chris Lattner
bool %test(int %X) { %Y = and int %X, 8 %Z = setne int %Y, 0 ret bool %Z } we now generate this: rlwinm r2, r3, 0, 28, 28 srwi r3, r2, 3 instead of this: rlwinm r2, r3, 0, 28, 28 srwi r2, r2, 3 rlwinm r3, r2, 0, 31, 31 I'll leave it to Nate to get it down to one instruction. :) --------------------------------------------------------------------- git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21391 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Fold (x & 8) != 0 and (x & 8) == 8 into (x & 8) >> 3.Chris Lattner
This turns this PPC code: rlwinm r2, r3, 0, 28, 28 cmpwi cr7, r2, 8 mfcr r2 rlwinm r3, r2, 31, 31, 31 into this: rlwinm r2, r3, 0, 28, 28 srwi r2, r2, 3 rlwinm r3, r2, 0, 31, 31 Next up, nuking the extra and. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21390 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Instcombine this:Chris Lattner
%shortcirc_val = select bool %tmp.1, bool true, bool %tmp.4 ; <bool> [#uses=1] %tmp.6 = cast bool %shortcirc_val to int ; <int> [#uses=1] into this: %shortcirc_val = or bool %tmp.1, %tmp.4 ; <bool> [#uses=1] %tmp.6 = cast bool %shortcirc_val to int ; <int> [#uses=1] not this: %tmp.4.cast = cast bool %tmp.4 to int ; <int> [#uses=1] %tmp.6 = select bool %tmp.1, int 1, int %tmp.4.cast ; <int> [#uses=1] git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21389 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Teach simplifycfg that setcc is cheap and non-trapping, so that it canChris Lattner
convert this: %tmp.1 = seteq int %i, 0 ; <bool> [#uses=1] br bool %tmp.1, label %shortcirc_done, label %shortcirc_next shortcirc_next: ; preds = %entry %tmp.4 = seteq int %j, 0 ; <bool> [#uses=1] br label %shortcirc_done shortcirc_done: ; preds = %shortcirc_next, %entry %shortcirc_val = phi bool [ %tmp.4, %shortcirc_next ], [ true, %entry ] ; <bool> [#uses=1] to this: %tmp.1 = seteq int %i, 0 ; <bool> [#uses=1] %tmp.4 = seteq int %j, 0 ; <bool> [#uses=1] %shortcirc_val = select bool %tmp.1, bool true, bool %tmp.4 ; <bool> [#uses=1] ... which is later simplified by instcombine into an or. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21388 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21Fix some broken links, taking care of PR554Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21387 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21update to match build changes.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21386 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21For Bug 543:Reid Spencer
Standardize the error messages to be in "path: what failed: why" format. Also attempt to use the correct errno to ThrowErrno in situations where the errno value is erased by subsequent system calls. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21385 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21For Bug 543:Reid Spencer
Allow the ThrowErrno function to optionally accept an error number parameter so that callers can specify the error number to be used. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21384 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20Remove trailing whitespace at the end of linesMisha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21380 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20Remove trailing whitespace, patch by Markus Oberhumer.Misha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21379 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20Add FIXME by Markus Oberhumer from bug 545: not checking for "." in $PATH mayMisha Brukman
result in returning executable files that won't be runnable. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21378 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20Do not mark directories as `executable', we only want program filesMisha Brukman
Patch by Markus Oberhumer. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21377 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20#include system headers after all LLVM headersMisha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21374 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20Eliminate trailing spaces at end-of-lineMisha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21372 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20Consistently eschew space between `*' or `&' and function argument nameMisha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21371 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20Ignore dangling symlinks in getDirectoryContents()Misha Brukman
Thanks to Markus Oberhumer for the patch! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21370 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20Initialize fields mode, uid, and gid.Misha Brukman
Patch by Markus Oberhumer. Thanks! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21369 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20Align comments together for consistencyMisha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21368 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-20* Print commands as we execute them with `-v'Misha Brukman
* Add option `-save-temps' Patch contributed by Markus Oberhumer. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21367 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Wrap some long lines.Chris Lattner
Make IPSCCP strip off dead constant exprs that are using functions, making them appear as though their address is taken. This allows us to propagate some more pool descriptors, lowering the overhead of pool alloc. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21363 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19ignore generated filesChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21362 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19fix bogus warningChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21361 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19fix PR549Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21360 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Bug fixedChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21355 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Eliminate a broken transformation, fixing PR548Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21354 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Add completely untested support for mtcrf/mfcrf encodingChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21353 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19switch over the rest of the formats that use RC to use isDOTChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21352 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Convert the XForm instrs and XSForm instruction over to use isDOTChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21351 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Now that the ppc64 and vmx operands of I are always 0, forward substituteChris Lattner
them away. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21350 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19convert over bform and iform instructionsChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21349 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Convert over DForm and DSForm instructionsChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21348 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Convert XLForm and XForm instructions over to use PPC64 when appropriate.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21347 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Convert XO XS and XFX forms to use isPPC64Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21346 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Turn PPC64 and VMX into classes that can be added to instructions instead ofChris Lattner
bits that must be passed up the inheritance hierarchy. Convert MForm and AForm instructions over git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21345 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Major change to tblgen: instead of resolving values every time a class isChris Lattner
finished up, only resolve fully when the def is defined. This allows things to be changed and all uses to be propagated through. This implements TableGen/LazyChange.td and fixes TemplateArgRename.td in the process. None of the .td files used in LLVM backends are changed at all by this patch. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21344 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19New testcase for a changing values late and allowing them to propagateChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21343 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Make this significantly harderChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21342 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-19Add a real run lineChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21341 91177308-0d34-0410-b5e6-96231b3b80d8
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