oota-llvm.git
11 years ago[ASan]: Add minimalistic support for turning off initialization-order checking for...
Alexey Samsonov [Mon, 12 Nov 2012 14:00:01 +0000 (14:00 +0000)]
[ASan]: Add minimalistic support for turning off initialization-order checking for globals of specified types. Tests for this behavior will go to ASan test suite in compiler-rt.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167725 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agodo not play preprocessor tricks with 'private', use public interfaces instead; this...
Gabor Greif [Mon, 12 Nov 2012 13:34:59 +0000 (13:34 +0000)]
do not play preprocessor tricks with 'private', use public interfaces instead; this appeases the VC++ buildbots

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167724 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[ASan] Add llvm-symbolizer from to tools/
Alexander Potapenko [Mon, 12 Nov 2012 11:33:29 +0000 (11:33 +0000)]
[ASan] Add llvm-symbolizer from to tools/
This is the second and last (2/2) part of a change that moves llvm-symbolizer to llvm/tools/, which will allow to build it
with both cmake and configure+make.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167723 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoadd unit test for waymarking algorithm (Use::getUser)
Gabor Greif [Mon, 12 Nov 2012 10:01:17 +0000 (10:01 +0000)]
add unit test for waymarking algorithm (Use::getUser)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167720 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove unused field.
Eric Christopher [Mon, 12 Nov 2012 07:35:12 +0000 (07:35 +0000)]
Remove unused field.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167719 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix PR14314
Michael Liao [Mon, 12 Nov 2012 06:49:17 +0000 (06:49 +0000)]
Fix PR14314

- Fix operand order for atomic sub, where the minuend is the value
  loaded from memory and the subtrahend is the parameter specified.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167718 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd --enable-werror and --enable-cxx11 to projects/sample/
Craig Topper [Mon, 12 Nov 2012 06:11:12 +0000 (06:11 +0000)]
Add --enable-werror and --enable-cxx11 to projects/sample/

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167716 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[NVPTX] Add more precise PTX/SM target attributes
Justin Holewinski [Mon, 12 Nov 2012 03:16:43 +0000 (03:16 +0000)]
[NVPTX] Add more precise PTX/SM target attributes

Each SM and PTX version is modeled as a subtarget feature/CPU. Additionally,
PTX 3.1 is added as the default PTX version to be out-of-the-box compatible
with CUDA 5.0.

Available CPUs for this target:

  sm_10 - Select the sm_10 processor.
  sm_11 - Select the sm_11 processor.
  sm_12 - Select the sm_12 processor.
  sm_13 - Select the sm_13 processor.
  sm_20 - Select the sm_20 processor.
  sm_21 - Select the sm_21 processor.
  sm_30 - Select the sm_30 processor.
  sm_35 - Select the sm_35 processor.

Available features for this target:

  ptx30 - Use PTX version 3.0.
  ptx31 - Use PTX version 3.1.
  sm_10 - Target SM 1.0.
  sm_11 - Target SM 1.1.
  sm_12 - Target SM 1.2.
  sm_13 - Target SM 1.3.
  sm_20 - Target SM 2.0.
  sm_21 - Target SM 2.1.
  sm_30 - Target SM 3.0.
  sm_35 - Target SM 3.5.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167699 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDelete a stale comment. No functional change.
Meador Inge [Mon, 12 Nov 2012 00:28:15 +0000 (00:28 +0000)]
Delete a stale comment.  No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167698 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMove some helper methods to being static functions in the implementation file.
Craig Topper [Sun, 11 Nov 2012 22:45:02 +0000 (22:45 +0000)]
Move some helper methods to being static functions in the implementation file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167696 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove hard-coded constant in Transforms/InstCombine/memcmp-1.ll
Meador Inge [Sun, 11 Nov 2012 07:10:25 +0000 (07:10 +0000)]
Remove hard-coded constant in Transforms/InstCombine/memcmp-1.ll

Transforms/InstCombine/memcmp-1.ll has a test case that looks like:

  @foo = constant [4 x i8] c"foo\00"
  @hel = constant [4 x i8] c"hel\00"

  ...

  %mem1 = getelementptr [4 x i8]* @hel, i32 0, i32 0
  %mem2 = getelementptr [4 x i8]* @foo, i32 0, i32 0
  %ret = call i32 @memcmp(i8* %mem1, i8* %mem2, i32 3)
  ret i32 %ret
  ; CHECK: ret i32 2

The folded return value (2 above) is computed using the system memcmp
that the compiler is linked with.  This can return different values on
different systems.  The test was originally written on an OS X 10.7.5
x86-64 box and passed.  However, it failed on one of the x86-64 FreeBSD
buildbots because the system memcpy on that machine returned a different
value (1 instead of 2).

I fixed the test by checking the folding constants with regexes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167691 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoinstcombine: Migrate memset optimizations
Meador Inge [Sun, 11 Nov 2012 06:49:03 +0000 (06:49 +0000)]
instcombine: Migrate memset optimizations

This patch migrates the memset optimizations from the simplify-libcalls
pass into the instcombine library call simplifier.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167689 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUpdate the vectorizer docs.
Nadav Rotem [Sun, 11 Nov 2012 06:47:51 +0000 (06:47 +0000)]
Update the vectorizer docs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167688 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoinstcombine: Migrate memmove optimizations
Meador Inge [Sun, 11 Nov 2012 06:22:40 +0000 (06:22 +0000)]
instcombine: Migrate memmove optimizations

This patch migrates the memmove optimizations from the simplify-libcalls
pass into the instcombine library call simplifier.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167687 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoinstcombine: Migrate memcpy optimizations
Meador Inge [Sun, 11 Nov 2012 05:54:34 +0000 (05:54 +0000)]
instcombine: Migrate memcpy optimizations

This patch migrates the memcpy optimizations from the simplify-libcalls
pass into the instcombine library call simplifier.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167686 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUse the isTruncFree and isZExtFree API to figure out of these operations are free...
Nadav Rotem [Sun, 11 Nov 2012 05:34:45 +0000 (05:34 +0000)]
Use the isTruncFree and isZExtFree API to figure out of these operations are free. Thanks Andy!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167685 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix a comment typo and add comments.
Nadav Rotem [Sun, 11 Nov 2012 05:15:00 +0000 (05:15 +0000)]
Fix a comment typo and add comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167684 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoinstcombine: Migrate memcmp optimizations
Meador Inge [Sun, 11 Nov 2012 05:11:20 +0000 (05:11 +0000)]
instcombine: Migrate memcmp optimizations

This patch migrates the memcmp optimizations from the simplify-libcalls
pass into the instcombine library call simplifier.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167683 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoinstcombine: Migrate strstr optimizations
Meador Inge [Sun, 11 Nov 2012 03:51:48 +0000 (03:51 +0000)]
instcombine: Migrate strstr optimizations

This patch migrates the strstr optimizations from the simplify-libcalls
pass into the instcombine library call simplifier.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167682 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd method for replacing instructions to LibCallSimplifier
Meador Inge [Sun, 11 Nov 2012 03:51:43 +0000 (03:51 +0000)]
Add method for replacing instructions to LibCallSimplifier

In some cases the library call simplifier may need to replace instructions
other than the library call being simplified.  In those cases it may be
necessary for clients of the simplifier to override how the replacements
are actually done.  As such, a new overrideable method for replacing
instructions was added to LibCallSimplifier.

A new subclass of LibCallSimplifier is also defined which overrides
the instruction replacement method.  This is because the instruction
combiner defines its own replacement method which updates the worklist
when instructions are replaced.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167681 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoProvide definitions for all functions.
Benjamin Kramer [Sat, 10 Nov 2012 16:10:16 +0000 (16:10 +0000)]
Provide definitions for all functions.

ICC refuses to compile a class in an anonymous namespace if some functions
aren't defined. Fixes PR13477.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167676 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoinstcombine: Migrate strcspn optimizations
Meador Inge [Sat, 10 Nov 2012 15:16:48 +0000 (15:16 +0000)]
instcombine: Migrate strcspn optimizations

This patch migrates the strcspn optimizations from the simplify-libcalls
pass into the instcombine library call simplifier.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167675 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSimplify the SmallVector pretty printer for LLDB a bit and make it work with referenc...
Benjamin Kramer [Sat, 10 Nov 2012 09:45:32 +0000 (09:45 +0000)]
Simplify the SmallVector pretty printer for LLDB a bit and make it work with reference types.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167674 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove unnecessary subtraction and addition by 1 around a couple for loops.
Craig Topper [Sat, 10 Nov 2012 09:25:36 +0000 (09:25 +0000)]
Remove unnecessary subtraction and addition by 1 around a couple for loops.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167673 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove empty directory.
Duncan Sands [Sat, 10 Nov 2012 09:24:44 +0000 (09:24 +0000)]
Remove empty directory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167672 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoTidy up spacing. No functional change.
Craig Topper [Sat, 10 Nov 2012 09:02:47 +0000 (09:02 +0000)]
Tidy up spacing. No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167671 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemoved unimplemented method declaration.
Craig Topper [Sat, 10 Nov 2012 09:00:12 +0000 (09:00 +0000)]
Removed unimplemented method declaration.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167670 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSimplify custom emitter code for pcmp(e/i)str(i/m) and make the helper functions...
Craig Topper [Sat, 10 Nov 2012 08:57:41 +0000 (08:57 +0000)]
Simplify custom emitter code for pcmp(e/i)str(i/m) and make the helper functions static.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167669 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoConvert an improper CodeGen test to a MC test.
Evan Cheng [Sat, 10 Nov 2012 04:30:40 +0000 (04:30 +0000)]
Convert an improper CodeGen test to a MC test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167663 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoinstcombine: Query target library information to gate libcall simplifications
Meador Inge [Sat, 10 Nov 2012 03:11:10 +0000 (03:11 +0000)]
instcombine: Query target library information to gate libcall simplifications

Several of the simplifiers migrated from the simplify-libcalls pass to
the instcombine pass were not correctly checking the target library
information to gate the simplifications.  This patch ensures that the
check is made.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167660 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd more functions to the target library information.
Meador Inge [Sat, 10 Nov 2012 03:11:06 +0000 (03:11 +0000)]
Add more functions to the target library information.

In the process of migrating optimizations from the simplify-libcalls pass
to the instcombine pass I noticed that a few functions are missing from
the target library information.  These functions need to be available for
querying in the instcombine library call simplifiers.  More functions will
probably be added in the future as more simplifiers are migrated to
instcombine.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167659 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoxfail a bad test. This is a MC test but it's dependent on a codegen optimization...
Evan Cheng [Sat, 10 Nov 2012 02:34:36 +0000 (02:34 +0000)]
xfail a bad test. This is a MC test but it's dependent on a codegen optimization which is now disabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167658 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDisable the Thumb no-return call optimization:
Evan Cheng [Sat, 10 Nov 2012 02:09:05 +0000 (02:09 +0000)]
Disable the Thumb no-return call optimization:
mov lr, pc
b.w _foo

The "mov" instruction doesn't set bit zero to one, it's putting incorrect
value in lr. It messes up backtraces.

rdar://12663632

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167657 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCleanup pcmp(e/i)str(m/i) instruction definitions and load folding support.
Craig Topper [Sat, 10 Nov 2012 01:23:36 +0000 (01:23 +0000)]
Cleanup pcmp(e/i)str(m/i) instruction definitions and load folding support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167652 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[NVPTX] Use ABI alignment for parameters when alignment is not specified.
Justin Holewinski [Fri, 9 Nov 2012 23:50:24 +0000 (23:50 +0000)]
[NVPTX] Use ABI alignment for parameters when alignment is not specified.

Affects SM 2.0+.  Fixes bug 13324.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167646 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix issue with invalid flat operand number
Evandro Menezes [Fri, 9 Nov 2012 21:27:03 +0000 (21:27 +0000)]
Fix issue with invalid flat operand number

Avoid iterating over list of operands beyond the number of operands in it.

PS: this fixes issue with revision #167634.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167635 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix issue with invalid flat operand number
Evandro Menezes [Fri, 9 Nov 2012 20:29:37 +0000 (20:29 +0000)]
Fix issue with invalid flat operand number

Avoid iterating over list of operands beyond the number of operands in it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167634 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd ARM TARGET2 relocation. The testcase will follow with actualy use-case.
Anton Korobeynikov [Fri, 9 Nov 2012 20:20:12 +0000 (20:20 +0000)]
Add ARM TARGET2 relocation. The testcase will follow with actualy use-case.
Based on the patch by Logan Chien!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167633 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSwitch FreeBSD/i386 back to 4byte stack alignment. This partially
Roman Divacky [Fri, 9 Nov 2012 20:10:44 +0000 (20:10 +0000)]
Switch FreeBSD/i386 back to 4byte stack alignment. This partially
reverts r126226.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167632 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix assertions in updateRegMaskSlots().
Jakob Stoklund Olesen [Fri, 9 Nov 2012 19:18:49 +0000 (19:18 +0000)]
Fix assertions in updateRegMaskSlots().

The RegMaskSlots contains 'r' slots while NewIdx and OldIdx are 'B'
slots. This broke the checks in the assertions.

This fixes PR14302.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167625 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert r167620; this can be implemented using an existing CL option.
Chad Rosier [Fri, 9 Nov 2012 18:25:27 +0000 (18:25 +0000)]
Revert r167620; this can be implemented using an existing CL option.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167622 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd support for -mstrict-align compiler option for ARM targets.
Chad Rosier [Fri, 9 Nov 2012 17:29:38 +0000 (17:29 +0000)]
Add support for -mstrict-align compiler option for ARM targets.
rdar://12340498

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167620 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSilence GCC warning about falling off the end of a non-void function.
Benjamin Kramer [Fri, 9 Nov 2012 15:45:22 +0000 (15:45 +0000)]
Silence GCC warning about falling off the end of a non-void function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167618 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agotsan: switch to new memory_order constants (ABI compatible)
Dmitry Vyukov [Fri, 9 Nov 2012 14:12:16 +0000 (14:12 +0000)]
tsan: switch to new memory_order constants (ABI compatible)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167615 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agotsan: instrument all atomics (including fetch_add, exchange, cas, etc)
Dmitry Vyukov [Fri, 9 Nov 2012 12:55:36 +0000 (12:55 +0000)]
tsan: instrument all atomics (including fetch_add, exchange, cas, etc)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167612 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd support for memory runtime check. When we can, we calculate array bounds.
Nadav Rotem [Fri, 9 Nov 2012 07:09:44 +0000 (07:09 +0000)]
Add support for memory runtime check. When we can, we calculate array bounds.
If the arrays are found to be disjoint then we run the vectorized version of
the loop. If they are not, we run the scalar code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167608 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoindent
Nadav Rotem [Fri, 9 Nov 2012 07:02:24 +0000 (07:02 +0000)]
indent

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167607 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agollvm/ConstantFolding.cpp: Make ReadDataFromGlobal() and FoldReinterpretLoadFromConstP...
NAKAMURA Takumi [Thu, 8 Nov 2012 20:34:25 +0000 (20:34 +0000)]
llvm/ConstantFolding.cpp: Make ReadDataFromGlobal() and FoldReinterpretLoadFromConstPtr() Big-endian-aware.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167595 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDrop the limitation to IEEE floating point types from the fdiv of pow2 -> fmul transform.
Benjamin Kramer [Thu, 8 Nov 2012 13:58:10 +0000 (13:58 +0000)]
Drop the limitation to IEEE floating point types from the fdiv of pow2 -> fmul transform.

This is safe for x87 long doubles and ppc double doubles too.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167582 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRecommit modified r167540.
Amara Emerson [Thu, 8 Nov 2012 09:51:45 +0000 (09:51 +0000)]
Recommit modified r167540.

Improve ARM build attribute emission for architectures types.
This also changes the default architecture emitted for a generic CPU to "v7".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167574 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd support of RTM from TSX extension
Michael Liao [Thu, 8 Nov 2012 07:28:54 +0000 (07:28 +0000)]
Add support of RTM from TSX extension

- Add RTM code generation support throught 3 X86 intrinsics:
  xbegin()/xend() to start/end a transaction region, and xabort() to abort a
  tranaction region

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167573 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoinstcombine: Migrate strspn optimizations
Meador Inge [Thu, 8 Nov 2012 01:33:50 +0000 (01:33 +0000)]
instcombine: Migrate strspn optimizations

This patch migrates the strspn optimizations from the simplify-libcalls
pass into the instcombine library call simplifier.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167568 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix up comment typo and 80-col.
Eric Christopher [Wed, 7 Nov 2012 23:38:51 +0000 (23:38 +0000)]
Fix up comment typo and 80-col.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167560 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd a relocation visitor to lib object. This works via caching relocated
Eric Christopher [Wed, 7 Nov 2012 23:22:07 +0000 (23:22 +0000)]
Add a relocation visitor to lib object. This works via caching relocated
values in a map that can be passed to consumers. Add a testcase that
ensures this works for llvm-dwarfdump.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167558 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoOnly do switch-to-lookup table transformation when TargetTransformInfo
Hans Wennborg [Wed, 7 Nov 2012 21:35:12 +0000 (21:35 +0000)]
Only do switch-to-lookup table transformation when TargetTransformInfo
is available.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167552 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Custom-lower ISD::FRAME_TO_ARGS_OFFSET node.
Akira Hatanaka [Wed, 7 Nov 2012 19:10:58 +0000 (19:10 +0000)]
[mips] Custom-lower ISD::FRAME_TO_ARGS_OFFSET node.

Patch by Sasa Stankovic.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167548 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDelete MipsFunctionInfo::NextStackOffset. No functionality change intended.
Akira Hatanaka [Wed, 7 Nov 2012 19:04:26 +0000 (19:04 +0000)]
Delete MipsFunctionInfo::NextStackOffset. No functionality change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167546 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert r167540 until regression tests are updated.
Amara Emerson [Wed, 7 Nov 2012 18:57:14 +0000 (18:57 +0000)]
Revert r167540 until regression tests are updated.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167545 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove accidental commit.
Bill Wendling [Wed, 7 Nov 2012 18:39:32 +0000 (18:39 +0000)]
Remove accidental commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167544 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix bad test IR in switch_to_lookup_table.ll
Hans Wennborg [Wed, 7 Nov 2012 18:38:24 +0000 (18:38 +0000)]
Fix bad test IR in switch_to_lookup_table.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167543 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoImprove ARM build attribute emission for architectures types.
Amara Emerson [Wed, 7 Nov 2012 18:01:03 +0000 (18:01 +0000)]
Improve ARM build attribute emission for architectures types.

This also changes the default architecture emitted for a generic CPU to "v7".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167540 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agofix typo PR1476
Pawel Wodnicki [Wed, 7 Nov 2012 17:00:18 +0000 (17:00 +0000)]
fix typo PR1476

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167536 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agofix for PR1476
Pawel Wodnicki [Wed, 7 Nov 2012 16:56:52 +0000 (16:56 +0000)]
fix for PR1476

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167535 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[asan] fix bug 14277 (asan needs to fail with fata error if an __asan interface funct...
Kostya Serebryany [Wed, 7 Nov 2012 12:42:18 +0000 (12:42 +0000)]
[asan] fix bug 14277 (asan needs to fail with fata error if an __asan interface function is being redefined. Before this fix asan asserts)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167529 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agomisched: Heuristics based on the machine model.
Andrew Trick [Wed, 7 Nov 2012 07:05:09 +0000 (07:05 +0000)]
misched: Heuristics based on the machine model.

misched is disabled by default. With -enable-misched, these heuristics
balance the schedule to simultaneously avoid saturating processor
resources, expose ILP, and minimize register pressure. I've been
analyzing the performance of these heuristics on everything in the
llvm test suite in addition to a few other benchmarks. I would like
each heuristic check to be verified by a unit test, but I'm still
trying to figure out the best way to do that. The heuristics are still
in considerable flux, but as they are refined we should be rigorous
about unit testing the improvements.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167527 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agomisched: handle on-the-fly regpressure queries better for 2-addr
Andrew Trick [Wed, 7 Nov 2012 07:05:05 +0000 (07:05 +0000)]
misched: handle on-the-fly regpressure queries better for 2-addr
instructions without relying on liveintervals.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167526 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd comment describing what's going on here.
Bill Wendling [Wed, 7 Nov 2012 05:19:04 +0000 (05:19 +0000)]
Add comment describing what's going on here.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167525 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoWhen we're updating the subprogram scope DIE, we want to determine if we're
Bill Wendling [Wed, 7 Nov 2012 04:42:18 +0000 (04:42 +0000)]
When we're updating the subprogram scope DIE, we want to determine if we're
updating an abstract DIE or not. If we are, then we use that. Its children will
be added on later, as well as the object pointer attribute. Otherwise, this
function may be called with a concrete DIE twice and adding the children and
object pointer attribute to it twice.
<rdar://problem/12401423&12600340>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167524 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix a broken sentence
Eli Bendersky [Wed, 7 Nov 2012 01:52:41 +0000 (01:52 +0000)]
Fix a broken sentence

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167521 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDocument the -input-file option of FileCheck
Eli Bendersky [Wed, 7 Nov 2012 01:41:30 +0000 (01:41 +0000)]
Document the -input-file option of FileCheck

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167517 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[arm fast-isel] Appease the machine verifier by using the proper register
Chad Rosier [Wed, 7 Nov 2012 00:13:01 +0000 (00:13 +0000)]
[arm fast-isel] Appease the machine verifier by using the proper register
classes.  For my test case the number of errors drop from 356 to 21.
Part of rdar://12594152

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167508 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSimplify code. No functionality change.
Jakub Staszak [Tue, 6 Nov 2012 23:52:19 +0000 (23:52 +0000)]
Simplify code. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167505 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMake the helper functions static. No functional change.
Nadav Rotem [Tue, 6 Nov 2012 23:36:00 +0000 (23:36 +0000)]
Make the helper functions static. No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167501 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMark the Int_eh_sjlj_dispatchsetup pseudo instruction as clobbering all
Chad Rosier [Tue, 6 Nov 2012 23:05:24 +0000 (23:05 +0000)]
Mark the Int_eh_sjlj_dispatchsetup pseudo instruction as clobbering all
registers.  Previously, the register we being marked as implicitly defined, but
not killed.  In some cases this would cause the register scavenger to spill a
dead register.

Also, use an empty register mask to simplify the logic and to reduce the memory
footprint.
rdar://12592448

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167499 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[regallocfast] Make sure the MachineRegisterInfo is aware of clobbers from a
Chad Rosier [Tue, 6 Nov 2012 22:52:42 +0000 (22:52 +0000)]
[regallocfast] Make sure the MachineRegisterInfo is aware of clobbers from a
register masks.  This is an obvious and necessary fix for a soon to be committed
patch.  No test case possible at this time.  Reviewed by Jakob.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167498 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCostModel: add another known vector trunc optimization.
Nadav Rotem [Tue, 6 Nov 2012 21:17:17 +0000 (21:17 +0000)]
CostModel: add another known vector trunc optimization.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167488 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[c-index-test] When building with BUILD_CLANG_ONLY=YES, include c-index-test.
Argyrios Kyrtzidis [Tue, 6 Nov 2012 19:54:46 +0000 (19:54 +0000)]
[c-index-test] When building with BUILD_CLANG_ONLY=YES, include c-index-test.
It is part of libclang and has other uses besides running the clang tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167484 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCost Model: add tables for some avx type-conversion hacks.
Nadav Rotem [Tue, 6 Nov 2012 19:33:53 +0000 (19:33 +0000)]
Cost Model: add tables for some avx type-conversion hacks.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167480 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix build error from previous commit.
Andrew Kaylor [Tue, 6 Nov 2012 19:06:46 +0000 (19:06 +0000)]
Fix build error from previous commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167477 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd interface for object-based JIT events.
Andrew Kaylor [Tue, 6 Nov 2012 18:51:59 +0000 (18:51 +0000)]
Add interface for object-based JIT events.

This patch adds the interface to expose events from MCJIT when an object is emitted or freed and implements the MCJIT functionality to send those events.  The IntelJITEventListener implementation is left empty for now.  It will be fleshed out in a future patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167475 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMemoryBuffer: Windows doesn't define S_IFIFO.
Daniel Dunbar [Tue, 6 Nov 2012 17:08:09 +0000 (17:08 +0000)]
MemoryBuffer: Windows doesn't define S_IFIFO.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167467 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agodocs: use code font for console commands in phabricator manual
Alexey Samsonov [Tue, 6 Nov 2012 15:04:37 +0000 (15:04 +0000)]
docs: use code font for console commands in phabricator manual

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167459 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove tailing whitespaces
Michael Liao [Tue, 6 Nov 2012 08:06:35 +0000 (08:06 +0000)]
Remove tailing whitespaces

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167445 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agomisched: TargetSchedule interface for machine resources.
Andrew Trick [Tue, 6 Nov 2012 07:10:38 +0000 (07:10 +0000)]
misched: TargetSchedule interface for machine resources.

Expose the processor resources defined by the machine model to the
scheduler and other clients through the TargetSchedule interface.

Normalize each resource count with respect to other kinds of
resources. This allows scheduling heuristics to balance resources
against other kinds of resources and latency.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167444 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agomisched: Rename RemainingCount to avoid confusion with remaining resources.
Andrew Trick [Tue, 6 Nov 2012 07:10:34 +0000 (07:10 +0000)]
misched: Rename RemainingCount to avoid confusion with remaining resources.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167443 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoScheduleDAG interface. Added OrderKind to distinguish nonregister dependencies.
Andrew Trick [Tue, 6 Nov 2012 03:13:46 +0000 (03:13 +0000)]
ScheduleDAG interface. Added OrderKind to distinguish nonregister dependencies.

This is in preparation for adding "weak" DAG edges, but generally
simplifies the design.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167435 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRefactor the getTypeLegalizationCost interface. No functionality change.
Nadav Rotem [Mon, 5 Nov 2012 23:57:45 +0000 (23:57 +0000)]
Refactor the getTypeLegalizationCost interface. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167422 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCostModel: Add tables for the common x86 compares.
Nadav Rotem [Mon, 5 Nov 2012 23:48:20 +0000 (23:48 +0000)]
CostModel: Add tables for the common x86 compares.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167421 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCode Model: Improve the accuracy of the zext/sext/trunc vector cost estimation.
Nadav Rotem [Mon, 5 Nov 2012 22:20:53 +0000 (22:20 +0000)]
Code Model: Improve the accuracy of the zext/sext/trunc vector cost estimation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167412 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSuppress signed/unsigned comparison warning.
Richard Smith [Mon, 5 Nov 2012 22:01:44 +0000 (22:01 +0000)]
Suppress signed/unsigned comparison warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167410 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix for PR14264 cause by commit r167237 which did not take into account a
Kevin Enderby [Mon, 5 Nov 2012 21:55:41 +0000 (21:55 +0000)]
Fix for PR14264 cause by commit r167237 which did not take into account a
possible buffer change with a .macro directive.

rdar://12637628

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167408 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMemoryBuffer: Support reading named pipes in getFile().
Daniel Dunbar [Mon, 5 Nov 2012 21:55:40 +0000 (21:55 +0000)]
MemoryBuffer: Support reading named pipes in getFile().

 - We only support this when the client didn't claim to know the file size.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167407 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCost Model: Normalize the insert/extract index when splitting types
Nadav Rotem [Mon, 5 Nov 2012 21:12:13 +0000 (21:12 +0000)]
Cost Model: Normalize the insert/extract index when splitting types

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167402 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCost Model: teach the cost model about expanding integers.
Nadav Rotem [Mon, 5 Nov 2012 21:11:10 +0000 (21:11 +0000)]
Cost Model: teach the cost model about expanding integers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167401 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd a method to indicate section address re-assignment is finished.
Andrew Kaylor [Mon, 5 Nov 2012 20:57:16 +0000 (20:57 +0000)]
Add a method to indicate section address re-assignment is finished.

Prior to this patch RuntimeDyld attempted to re-apply relocations every time reassignSectionAddress was called (via MCJIT::mapSectionAddress).  In addition to being inefficient and redundant, this led to a problem when a section was temporarily moved too far away from another section with a relative relocation referencing the section being moved.  To fix this, I'm adding a new method (finalizeObject) which the client can call to indicate that it is finished rearranging section addresses so the relocations can safely be applied.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167400 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoOn PowerPC64, integer return values (as well as arguments) are supposed
Ulrich Weigand [Mon, 5 Nov 2012 19:39:45 +0000 (19:39 +0000)]
On PowerPC64, integer return values (as well as arguments) are supposed
to be extended to a full register.   This is modeled in the IR by marking
the return value (or argument) with a signext or zeroext attribute.

However, while these attributes are respected for function arguments,
they are currently ignored for function return values by the PowerPC
back-end.  This patch updates PPCCallingConv.td to ask for the promotion
to i64, and fixes LowerReturn and LowerCallResult to implement it.

The new test case verifies that both arguments and return values are
properly extended when passing them; and also that the optimizers
understand incoming argument and return values are in fact guaranteed
by the ABI to be extended.

The patch caused a spurious breakage in CodeGen/PowerPC/coalesce-ext.ll,
since the test case used a "ret" instruction to create a use of an i32
value at the end of the function (to set up data flow as required for
what the test is intended to test).  Since there's now an implicit
promotion to i64, that data flow no longer works as expected.  To fix
this, this patch now adds an extra "add" to ensure we have an appropriate
use of the i32 value.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167396 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoImplement the cost of abnormal x86 instruction lowering as a table.
Nadav Rotem [Mon, 5 Nov 2012 19:32:46 +0000 (19:32 +0000)]
Implement the cost of abnormal x86 instruction lowering as a table.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167395 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agolli: Initialize the native asm parser for inline assembly.
Jim Grosbach [Mon, 5 Nov 2012 19:06:05 +0000 (19:06 +0000)]
lli: Initialize the native asm parser for inline assembly.

MCJIT supports inline assembly, but requires the asm parser to do so.
Make sure to link it in and initialize it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167392 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd support for the PowerPC-specific inline asm Z constraint and y modifier.
Hal Finkel [Mon, 5 Nov 2012 18:18:42 +0000 (18:18 +0000)]
Add support for the PowerPC-specific inline asm Z constraint and y modifier.

The Z constraint specifies an r+r memory address, and the y modifier expands
to the "r, r" in the asm string. For this initial implementation, the base
register is forced to r0 (which has the special meaning of 0 for r+r addressing
on PowerPC) and the full address is taken in the second register. In the
future, this should be improved.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167388 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[PATCH] PowerPC: Expand load extend vector operations
Adhemerval Zanella [Mon, 5 Nov 2012 17:15:56 +0000 (17:15 +0000)]
[PATCH] PowerPC: Expand load extend vector operations

This patch expands the SEXTLOAD, ZEXTLOAD, and EXTLOAD operations for
vector types when altivec is enabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167386 91177308-0d34-0410-b5e6-96231b3b80d8