If we have ScalarSSE, we can select bitconvert into single instructions.

This compiles bitcast.ll:test3/test4 into:

_test3:
        movd %xmm0, %eax
        ret
_test4:
        movd %edi, %xmm0
        ret

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32230 91177308-0d34-0410-b5e6-96231b3b80d8

Add a perf optzn corresponding to PR1033.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32229 91177308-0d34-0410-b5e6-96231b3b80d8

Fix PR1033 and CodeGen/X86/bitcast.ll, by expanding bitcast to a load/store pair.
This could be better, readme entry pending.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32228 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32227 91177308-0d34-0410-b5e6-96231b3b80d8

expand memmove and memcpy

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32226 91177308-0d34-0410-b5e6-96231b3b80d8

Eliminate "control reaches end of non-void function" warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32225 91177308-0d34-0410-b5e6-96231b3b80d8

add support for the "r" asm constraint
patch by Lauro Ramos Venancio

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32224 91177308-0d34-0410-b5e6-96231b3b80d8

Fix typo noticed by Lauro Ramos Venancio, thanks!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32223 91177308-0d34-0410-b5e6-96231b3b80d8

add support for weak linkage

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32222 91177308-0d34-0410-b5e6-96231b3b80d8

Ignore the Output directory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32221 91177308-0d34-0410-b5e6-96231b3b80d8

JIT large code model support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32220 91177308-0d34-0410-b5e6-96231b3b80d8

Can't make these fail now with just BitCast. Previous failures must have
been in conjunction with something else. By right, they should just be
BitCasts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32219 91177308-0d34-0410-b5e6-96231b3b80d8

Asm printing bug.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32218 91177308-0d34-0410-b5e6-96231b3b80d8

- Fix X86-64 JIT by temporarily disabling code that treats GV address as 32-bit
immediate in small code model. The JIT cannot ensure GV's are placed in the
lower 4G.
- Some preliminary support for large code model.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32215 91177308-0d34-0410-b5e6-96231b3b80d8

Update

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32214 91177308-0d34-0410-b5e6-96231b3b80d8

Remove the last inferred casts from VMCore.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32213 91177308-0d34-0410-b5e6-96231b3b80d8

Implement createPointerCast.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32212 91177308-0d34-0410-b5e6-96231b3b80d8

Implement getPointerCast.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32211 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32210 91177308-0d34-0410-b5e6-96231b3b80d8

add an instcombine xform.  This speeds up 462.libquantum from 9.78s to
7.48s.  This regression is due to unforseen consequences of the cast patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32209 91177308-0d34-0410-b5e6-96231b3b80d8

SCCP does not handle Packed Type properly. Disable Packed Type handling
for now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32208 91177308-0d34-0410-b5e6-96231b3b80d8

Add cast creation functions for Pointer Casts, either BitCast or PtrToInt

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32207 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for 64-bit 'r' constraint.  Patch by by Rafael ~Avila de Espíndol!
This fixes PR1029 and Regression/CodeGen/X86/x86-64-asm.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32206 91177308-0d34-0410-b5e6-96231b3b80d8

Testcase for PR1029, patch by Rafael \81vila de Espíndola

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32205 91177308-0d34-0410-b5e6-96231b3b80d8

Restoration of the stack pointer after a deallocation of a alloca was not
updating the SP link.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32202 91177308-0d34-0410-b5e6-96231b3b80d8

Separate getCompare from get and getCompareTy from getTy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32200 91177308-0d34-0410-b5e6-96231b3b80d8

Separate the get and getTy functions for ICmp and FCmp into getCompare
and getCompareTy. Also, fix some incorrect comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32199 91177308-0d34-0410-b5e6-96231b3b80d8

Fix comment grammaro

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32198 91177308-0d34-0410-b5e6-96231b3b80d8

We only support 32-bit or 64-bit sequential type indices for GEP. Document
it as so.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32197 91177308-0d34-0410-b5e6-96231b3b80d8

Add a comment and fix a memory leak.  Thanks to Vikram for pointing this out.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32196 91177308-0d34-0410-b5e6-96231b3b80d8

These pass on Linux now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32195 91177308-0d34-0410-b5e6-96231b3b80d8

Expose the sanity.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32193 91177308-0d34-0410-b5e6-96231b3b80d8

Unclutter this by using new cast creation functions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32192 91177308-0d34-0410-b5e6-96231b3b80d8

Implement new cast creation functions for both instructions and constant
expressions. These will get used to reduce clutter as we replace various
calls to createInferredCast and getCast.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32191 91177308-0d34-0410-b5e6-96231b3b80d8

Fix the intrinsic debug call to make this match current definition.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32190 91177308-0d34-0410-b5e6-96231b3b80d8

Make this test succeed on both Darwin and Linux

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32189 91177308-0d34-0410-b5e6-96231b3b80d8

Document the icmp and fcmp constant expressions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32188 91177308-0d34-0410-b5e6-96231b3b80d8

XFAIL until PR1033 is fixed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32187 91177308-0d34-0410-b5e6-96231b3b80d8

Reduce the size of the ExprMapKeyType class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32186 91177308-0d34-0410-b5e6-96231b3b80d8

Test case for PR1033, x86-64 code gen fails on bitcast.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32185 91177308-0d34-0410-b5e6-96231b3b80d8

Non-darwin gcc should default to static relocation to match gcc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32184 91177308-0d34-0410-b5e6-96231b3b80d8

Fix test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32183 91177308-0d34-0410-b5e6-96231b3b80d8

Purpose of test is lost in upgrade.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32182 91177308-0d34-0410-b5e6-96231b3b80d8

Remove debug info.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32181 91177308-0d34-0410-b5e6-96231b3b80d8

Fix inferred casts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32180 91177308-0d34-0410-b5e6-96231b3b80d8

Fix 80 cols violation

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32179 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32178 91177308-0d34-0410-b5e6-96231b3b80d8

Fixed to use current debug info.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32177 91177308-0d34-0410-b5e6-96231b3b80d8

Moving to DebugInfo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32176 91177308-0d34-0410-b5e6-96231b3b80d8

Duplicate of Regression/Debugger/funccall.ll.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32175 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32173 91177308-0d34-0410-b5e6-96231b3b80d8

For PR950: Implement read/write of ICmp and FCmp constant expressions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32172 91177308-0d34-0410-b5e6-96231b3b80d8

For PR950: For ICmp and FCmp constant expressions, put the predicate outiside the parentheses to match what llvm-upgrade generates.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32171 91177308-0d34-0410-b5e6-96231b3b80d8

For PR950: Fix constant expressions to properly support ICmp and FCmp type expressions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32170 91177308-0d34-0410-b5e6-96231b3b80d8

For PR950: Implement a stub for folding ICmp and FCmp instructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32169 91177308-0d34-0410-b5e6-96231b3b80d8

For PR950: Implement ICmp/FCmp predicate printing for constant expressions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32168 91177308-0d34-0410-b5e6-96231b3b80d8

For PR950: Provide an isCompare method for detection of ICmp and FCmp constant expressions.  Change interfaces to allow for ICmp and FCmp predicate values.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32167 91177308-0d34-0410-b5e6-96231b3b80d8

Update call to CastInst::getCastOpcode for its new signature.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32166 91177308-0d34-0410-b5e6-96231b3b80d8

Change inferred casts to explicit casts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32165 91177308-0d34-0410-b5e6-96231b3b80d8

Take a baby step towards getting rid of inferred casts. Provide methods on
CastInst and ConstantExpr that allow the signedness to be explicitly passed
in and reliance on signedness removed from getCastOpcode. These are
temporary measures useful during the conversion of inferred casts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32164 91177308-0d34-0410-b5e6-96231b3b80d8

Remove line not meant to be committed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32163 91177308-0d34-0410-b5e6-96231b3b80d8

Handle upgrade of llvm-gcc3 assembly files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32161 91177308-0d34-0410-b5e6-96231b3b80d8

Support ICmp/FCmp constant expression reading and writing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32160 91177308-0d34-0410-b5e6-96231b3b80d8

Update for signless GEP semantics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32159 91177308-0d34-0410-b5e6-96231b3b80d8

Use weak_import on linux, weak everywhere else. Makes test pass on Linux.
Checking for __APPLE_CC__ is useless as this just checks to see if the
compiler is llvm-gcc, which we know it is.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32158 91177308-0d34-0410-b5e6-96231b3b80d8

Remove dead code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32157 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32156 91177308-0d34-0410-b5e6-96231b3b80d8

Remove useless #include.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32155 91177308-0d34-0410-b5e6-96231b3b80d8

These tests need llvm-upgrade. This fixes last night's nightly test fallout.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32154 91177308-0d34-0410-b5e6-96231b3b80d8

Match the llvmAsmParser's handling of ICmp and FCmp instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32153 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32152 91177308-0d34-0410-b5e6-96231b3b80d8

Shorten the FCmp and ICmp mnemonics to 3 letters. Make the parser
disambiguate them.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32151 91177308-0d34-0410-b5e6-96231b3b80d8

Shorten the FCmp predicate mnemonics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32150 91177308-0d34-0410-b5e6-96231b3b80d8

Implement reading and writing of the ICmp and FCmp instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32149 91177308-0d34-0410-b5e6-96231b3b80d8

Allow the ICmp and FCmp instructions to be written by the AsmWriter

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32148 91177308-0d34-0410-b5e6-96231b3b80d8

Implement creation of ICmp and FCmp constant expressions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32147 91177308-0d34-0410-b5e6-96231b3b80d8

Remove backwards compatibility goop. This is now handled by llvm-upgrade.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32146 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32145 91177308-0d34-0410-b5e6-96231b3b80d8

Remove backwards compatibility goop. Now implemented in llvm-upgrade.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32144 91177308-0d34-0410-b5e6-96231b3b80d8

Upgrade to version 7 bytecode format.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32143 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32142 91177308-0d34-0410-b5e6-96231b3b80d8

Add a needed #include.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32141 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32140 91177308-0d34-0410-b5e6-96231b3b80d8

Implement upgrade of setcc instruction to icmp/fcmp, but don't enable it
yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32139 91177308-0d34-0410-b5e6-96231b3b80d8

Make sure this file gets upgraded with llvm-upgrade

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32138 91177308-0d34-0410-b5e6-96231b3b80d8

Upgrade intrinsic function calls manually.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32137 91177308-0d34-0410-b5e6-96231b3b80d8

These files need llvm-upgrade.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32136 91177308-0d34-0410-b5e6-96231b3b80d8

Rearrange code so that llvm-upgrade doesn't break the optimization this
test is trying to verify.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32135 91177308-0d34-0410-b5e6-96231b3b80d8

Upgrade intrinsic function calls

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32134 91177308-0d34-0410-b5e6-96231b3b80d8

Run llvm-upgrade on this test and/or upgrade intrinsic function calls.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32133 91177308-0d34-0410-b5e6-96231b3b80d8

Remove tests for checking bytecode upgrade. Bytecode upgrade is being
replaced in 2.0 with assembly upgrade via the llvm-upgrade tool.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32132 91177308-0d34-0410-b5e6-96231b3b80d8

Upgrade old intrinsic function calls manually.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32131 91177308-0d34-0410-b5e6-96231b3b80d8

Use llvm-upgrade these tests as they all use old assembly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32130 91177308-0d34-0410-b5e6-96231b3b80d8

Remove old intrinsic declarations and usage.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32129 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32128 91177308-0d34-0410-b5e6-96231b3b80d8

Support several new upgrades:
  div -> fdiv/udiv/sdiv
  rem -> frem/urem/srem
  except -> unwind
  uninitialized -> external
as well as tracking the element type of pointers, packed, and array.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32127 91177308-0d34-0410-b5e6-96231b3b80d8

Remove a redundant RUN: line.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32126 91177308-0d34-0410-b5e6-96231b3b80d8

Add llvm-upgrade documentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32125 91177308-0d34-0410-b5e6-96231b3b80d8

Document the llvm-upgrade tool.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32124 91177308-0d34-0410-b5e6-96231b3b80d8

Prevent a GEP from getting upgraded to avoid resulting test failure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32123 91177308-0d34-0410-b5e6-96231b3b80d8