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2004-07-21Fix spelling of `iterative scan'Misha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15075 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21* Uncomment rule for location of LLI (formerly commented out: typo?)Misha Brukman
* Add space between VAR and `=' git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15074 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Clear spilled list at once. Remove unused vector.Alkis Evlogimenos
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15073 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Change std::list into a std::vector for IntervalSets. This reducesAlkis Evlogimenos
compile time for 176.gcc from 5.6 secs to 4.7 secs. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15072 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Add greater_ptr functor.Alkis Evlogimenos
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15070 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Improve file comment.Alkis Evlogimenos
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15069 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Add Iterative scan register allocator.Alkis Evlogimenos
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15068 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Linearscan is no longer experimental.Alkis Evlogimenos
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15067 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Add capability to remove aliasing aliassets from an ASTChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15066 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Add a bunch of new functionality, primarily to do with removing aliasingChris Lattner
pointers from an AST. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15065 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Make the AST interface a bit richer by returning whether an insertion causedChris Lattner
an insertion or not (because the pointer set already existed). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15064 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Remove special casing of pointers and treat them generically as integers ofChris Lattner
the appopriate size. This gives us the ability to eliminate int -> ptr -> int git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15063 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Do not ignore casts unless they are pointer-pointer casts. This caused usChris Lattner
to miscompile the SingleSource/Regression/C++/pointer_member.cpp program. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15062 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Regenerated using autoconf-2.57.Brian Gaeke
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15061 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Add AC_MSG_CHECKING and AC_MSG_RESULT statements which were missingBrian Gaeke
from two of our custom checks. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15060 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Regenerated with autoconf/autoheader 2.57Brian Gaeke
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15059 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Solaris hack for isinf()Brian Gaeke
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15058 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Add check for finite(). Solaris doesn't have isinf, but it has finite...goBrian Gaeke
figure! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15057 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Emit NaNs and INFs bit-identically to the bytecode file, if the system hasBrian Gaeke
printf("%a") support. Patch contributed by Bill Wendling. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15056 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Add prototypes for platform-independent wrappers for isinf().Brian Gaeke
Patch contributed by Bill Wendling. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15055 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Regenerated with autoheader-2.57.Brian Gaeke
Patch contributed by Bill Wendling. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15054 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Add call to check for isinf().Brian Gaeke
Patch contributed by Bill Wendling. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15053 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Add support for checking for isinf().Brian Gaeke
Patch contributed by Bill Wendling. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15052 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Regenerated with autoconf-2.57.Brian Gaeke
Patch contributed by Bill Wendling. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15051 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Add platform-independent wrapper function for isinf().Brian Gaeke
Patch contributed by Bill Wendling. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15050 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21Move LLVM tool definitions to Makefile.rulesBrian Gaeke
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15049 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Shorts are aligned to 2 bytes, bools to 1 byte (in structs).Misha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15048 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Treat external variables similarly to those with weak linkage: load indirect.Misha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15047 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Refer would-be llvm-gcc source users/hackers to the compilation guide.Misha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15046 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Use C++-style <cstdio> instead of C-style <stdio.h>Misha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15042 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Differentiate between global and weak symbol loadsMisha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15037 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20* Differentiate between global and weak symbol loadsMisha Brukman
* Fix functions that take more than 32 bytes of args * Alignment of doubles in structs is 4 bytes, not 8 * Fix passing long args: rN = hi, rN+1 = lo * Rewrite signed divide * Rewrite Intrinsic::returnaddress Patch courtesy of Nate Begeman. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15036 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Differentiate between global and weak symbol loadsMisha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15035 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Double alignment in structs is 4 bytes, not 8. Patch by Nate Begeman.Misha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15034 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Add function to clear all virtual->physical mappings but not assignedAlkis Evlogimenos
stack slots. This is in preparation for the iterative linear scan. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15032 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Remove unneeded functor. LiveInterval has a < operator.Alkis Evlogimenos
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15031 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Fix a serious code pessimization problem. If an inlined function has a singleChris Lattner
return, clone the 'ret' BB code into the block AFTER the inlined call, not the other way around. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15030 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Implement Transforms/InstCombine/IntPtrCast.llChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15029 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20new testcaseChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15028 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Ignore instructions that are in trivially dead functions. This allows usChris Lattner
to constify 14 globals instead of 4 in a trivial C++ testcase. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15027 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Fix stack frame layout in prologue/epilogue. Patch courtesy of Nate Begeman.Misha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15026 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Dump the old-fashioned C-style <ctype.h> in favor of new `C++'-style <cctype>Misha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15025 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Implement InstCombine/GEPIdxCanon.llChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15024 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20New testcase that instcombine should help out with.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15023 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Implement SimplifyCFG/BrUnwind.llChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15022 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20test that unconditional branches to unwinds are always eliminatedChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15021 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Move handing of GlobalValues from getReg() to copyConstantToRegister(), thisMisha Brukman
will avoid extra register-to-register copies. Thanks to Chris for the idea. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15019 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Rewrite cast->cast elimination code completely based on the information weChris Lattner
actually care about. Someday when the cast instruction is gone, we can do better here, but this will do for now. This implements instcombine/cast.ll:test17/18 as well. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15018 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20Testcases missed by the instruction combinerChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15017 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-20isupper() and tolower() are declared in <ctype.h>Misha Brukman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15016 91177308-0d34-0410-b5e6-96231b3b80d8
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