NAKAMURA Takumi [Tue, 22 Feb 2011 07:21:33 +0000 (07:21 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126213
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:21:25 +0000 (07:21 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126212
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:21:17 +0000 (07:21 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
On @foobar(double %d, double* %x),
AMD64: (%xmm0, %rdi)
Win64: (%xmm0, %rdx) (not %rcx!)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126211
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:21:08 +0000 (07:21 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126210
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:21:01 +0000 (07:21 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126209
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:20:52 +0000 (07:20 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126208
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:20:44 +0000 (07:20 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126207
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:20:35 +0000 (07:20 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126206
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:20:26 +0000 (07:20 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126205
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:20:18 +0000 (07:20 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126204
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:20:10 +0000 (07:20 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126203
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:20:02 +0000 (07:20 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126202
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:19:54 +0000 (07:19 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126201
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:19:46 +0000 (07:19 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126200
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:19:37 +0000 (07:19 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126199
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:19:28 +0000 (07:19 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126198
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:19:20 +0000 (07:19 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126197
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:19:12 +0000 (07:19 +0000)]
Relax expressions and add explicit triplets -linux and -win32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126196
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:19:03 +0000 (07:19 +0000)]
test/CodeGen/X86/vec_cast.ll: Mark as XFAIL: migw,win32 for workaround of PR8311.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126195
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Tue, 22 Feb 2011 07:18:55 +0000 (07:18 +0000)]
test/CodeGen/X86/red-zone.ll: Add explicit -mtriple=x86_64-linux.
Redzone is not applicable on Win64.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126194
91177308-0d34-0410-b5e6-
96231b3b80d8
Evan Cheng [Tue, 22 Feb 2011 07:07:59 +0000 (07:07 +0000)]
Guard against de-referencing MBB.end().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126192
91177308-0d34-0410-b5e6-
96231b3b80d8
Evan Cheng [Tue, 22 Feb 2011 06:58:34 +0000 (06:58 +0000)]
available_externally (hidden or not) GVs are always accessed via stubs. rdar://
9027648.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126191
91177308-0d34-0410-b5e6-
96231b3b80d8
Andrew Trick [Tue, 22 Feb 2011 06:52:56 +0000 (06:52 +0000)]
VirtRegRewriter assertion fix.
Apparently it's ok for multiple operands to "kill" the same register.
Fixes PR9237.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126190
91177308-0d34-0410-b5e6-
96231b3b80d8
Cameron Zwarich [Tue, 22 Feb 2011 03:24:52 +0000 (03:24 +0000)]
Roll out r126169 and r126170 in an attempt to fix the selfhost bot.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126185
91177308-0d34-0410-b5e6-
96231b3b80d8
Sean Callanan [Tue, 22 Feb 2011 02:19:18 +0000 (02:19 +0000)]
Added a testcase for the enhanced disassembly bug
fixed in r126147, where a field in the X86 decode
structure was being read as bits, not bytes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126182
91177308-0d34-0410-b5e6-
96231b3b80d8
Sean Callanan [Tue, 22 Feb 2011 02:09:15 +0000 (02:09 +0000)]
Fixed llvm-mc in edis mode to use the result of
operand.evaluate as an error code, not as the
contents of the operand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126181
91177308-0d34-0410-b5e6-
96231b3b80d8
Sean Callanan [Tue, 22 Feb 2011 02:05:53 +0000 (02:05 +0000)]
Fixed lit.cfg to no longer recognize the old
edis name as needing expansion. This tool was
been replaced by llvm-mc long ago.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126180
91177308-0d34-0410-b5e6-
96231b3b80d8
Eric Christopher [Tue, 22 Feb 2011 01:37:10 +0000 (01:37 +0000)]
Only use blx for external function calls on thumb, these could be fixed
up by the dynamic linker, but it's better to use the correct instruction
to begin with.
Fixes rdar://
9011034
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126176
91177308-0d34-0410-b5e6-
96231b3b80d8
Cameron Zwarich [Tue, 22 Feb 2011 01:00:10 +0000 (01:00 +0000)]
Eliminate valgrind warnings from Python on the 32-bit as well.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126171
91177308-0d34-0410-b5e6-
96231b3b80d8
Cameron Zwarich [Tue, 22 Feb 2011 00:46:27 +0000 (00:46 +0000)]
Merge information about the number of zero, one, and sign bits of live-out registers
at phis. This enables us to eliminate a lot of pointless zexts during the DAGCombine
phase. This fixes <rdar://problem/
8760114>.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126170
91177308-0d34-0410-b5e6-
96231b3b80d8
Cameron Zwarich [Tue, 22 Feb 2011 00:46:22 +0000 (00:46 +0000)]
Have isel visit blocks in reverse postorder rather than an undefined order. This
allows for the information propagated across basic blocks to be merged at phis.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126169
91177308-0d34-0410-b5e6-
96231b3b80d8
Joerg Sonnenberger [Tue, 22 Feb 2011 00:43:07 +0000 (00:43 +0000)]
Recognize loopz and loopnz as aliases for loope and loopne.
From Dimitry Andric.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126168
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Tue, 22 Feb 2011 00:35:18 +0000 (00:35 +0000)]
Implement xgetbv and xsetbv.
Patch by Jai Menon.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126165
91177308-0d34-0410-b5e6-
96231b3b80d8
Eric Christopher [Mon, 21 Feb 2011 23:52:19 +0000 (23:52 +0000)]
Revert r125960, it's breaking darwin10 bootstrap.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126163
91177308-0d34-0410-b5e6-
96231b3b80d8
Evan Cheng [Mon, 21 Feb 2011 23:40:47 +0000 (23:40 +0000)]
Skipping over debugvalue instructions to determine whether the split spot is in a IT block. rdar://
9030770
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126159
91177308-0d34-0410-b5e6-
96231b3b80d8
Evan Cheng [Mon, 21 Feb 2011 23:39:48 +0000 (23:39 +0000)]
Add more debugging output.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126158
91177308-0d34-0410-b5e6-
96231b3b80d8
Joerg Sonnenberger [Mon, 21 Feb 2011 23:25:41 +0000 (23:25 +0000)]
Handle FK_PCRel_1 and add a test case for this and FK_PCRel_4.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126157
91177308-0d34-0410-b5e6-
96231b3b80d8
Devang Patel [Mon, 21 Feb 2011 23:21:26 +0000 (23:21 +0000)]
Revert r124611 - "Keep track of incoming argument's location while emitting LiveIns."
In other words, do not keep track of argument's location. The debugger (gdb) is not prepared to see line table entries for arguments. For the debugger, "second" line table entry marks beginning of function body.
This requires some coordination with debugger to get this working.
- The debugger needs to be aware of prolog_end attribute attached with line table entries.
- The compiler needs to accurately mark prolog_end in line table entries (at -O0 and at -O1+)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126155
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Mon, 21 Feb 2011 23:09:46 +0000 (23:09 +0000)]
Add SplitKit::isOriginalEndpoint and use it to force live range splitting to terminate.
An original endpoint is an instruction that killed or defined the original live
range before any live ranges were split.
When splitting global live ranges, avoid creating local live ranges without any
original endpoints. We may still create global live ranges without original
endpoints, but such a range won't be split again, and live range splitting still
terminates.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126151
91177308-0d34-0410-b5e6-
96231b3b80d8
Sean Callanan [Mon, 21 Feb 2011 21:55:05 +0000 (21:55 +0000)]
Fixed a bug in the X86 disassembler where a member of the
X86 instruction decode structure was being interpreted as
being in units of bits, although it is actually stored in
units of bytes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126147
91177308-0d34-0410-b5e6-
96231b3b80d8
Stuart Hastings [Mon, 21 Feb 2011 21:07:07 +0000 (21:07 +0000)]
End the line if we return early. Radar
9012638.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126141
91177308-0d34-0410-b5e6-
96231b3b80d8
David Greene [Mon, 21 Feb 2011 19:23:22 +0000 (19:23 +0000)]
Add a convenience tool for doing comparison builds of the LLVM
ecosystem. This is a handy utility for checking changes before
committing them to the repository.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126136
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 21 Feb 2011 18:38:56 +0000 (18:38 +0000)]
Better OpenBSD support, patch by Amit Kulkarni. I have no way to test
that this doesn't break gold, but it seems reasonable to me.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126135
91177308-0d34-0410-b5e6-
96231b3b80d8
Richard Osborne [Mon, 21 Feb 2011 18:23:30 +0000 (18:23 +0000)]
Add XCore intrinsics for various instructions on ports.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126132
91177308-0d34-0410-b5e6-
96231b3b80d8
Stuart Hastings [Mon, 21 Feb 2011 18:08:40 +0000 (18:08 +0000)]
Test case for r126127. Radar
9012638.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126131
91177308-0d34-0410-b5e6-
96231b3b80d8
Duncan Sands [Mon, 21 Feb 2011 17:37:17 +0000 (17:37 +0000)]
The stack should be 16 byte aligned on 32 bit solaris. Patch by Yuri.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126130
91177308-0d34-0410-b5e6-
96231b3b80d8
Duncan Sands [Mon, 21 Feb 2011 17:32:05 +0000 (17:32 +0000)]
If the phi node was used by an unreachable instruction that ends up using
itself without going via a phi node then we could return false here in
spite of making a change. Also, tweak the comment because this method
can (and always could) return true without deleting the original phi node.
For example, if the phi node was used by a read-only invoke instruction
which is used by another phi node phi2 which is only used by and only uses
the invoke, then phi2 would be deleted but not the invoke instruction and
not the original phi node.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126129
91177308-0d34-0410-b5e6-
96231b3b80d8
Stuart Hastings [Mon, 21 Feb 2011 17:27:17 +0000 (17:27 +0000)]
Fix to correctly support attribute((section("__DATA, __common"))).
Radar
9012638.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126127
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 21 Feb 2011 17:03:47 +0000 (17:03 +0000)]
a serious "compare CSE" issue that is nontrivial to get right,
but which is responsible for us doing really bad things to 256.bzip2.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126126
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 21 Feb 2011 17:02:55 +0000 (17:02 +0000)]
fix a crasher in disabled code (on variable stride loops)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126125
91177308-0d34-0410-b5e6-
96231b3b80d8
Duncan Sands [Mon, 21 Feb 2011 16:27:36 +0000 (16:27 +0000)]
Simplify RecursivelyDeleteDeadPHINode. The only functionality change
should be that if the phi is used by a side-effect free instruction with
no uses then the phi and the instruction now get zapped (checked by the
unittest).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126124
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Mon, 21 Feb 2011 04:50:06 +0000 (04:50 +0000)]
Target/X86/X86FastISel: [PR6275] Fix Win32's dllimport function with fastisel.
"dllimport" function must not be GlobalVariable, but Function. It is enough to check with GlobalValue.
test/CodeGen/X86/dll-linkage.ll is updated to check llc -O0.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126110
91177308-0d34-0410-b5e6-
96231b3b80d8
Venkatraman Govindaraju [Mon, 21 Feb 2011 03:42:44 +0000 (03:42 +0000)]
Generate correct Sparc32 ABI compliant code for functions that return a struct.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126108
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Mon, 21 Feb 2011 03:21:06 +0000 (03:21 +0000)]
CMake: Define LLVM_INCLUDE_TESTS in cmake/modules/HandleLLVMOptions.cmake. It affects testing stuff on clang-standalone build.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126107
91177308-0d34-0410-b5e6-
96231b3b80d8
NAKAMURA Takumi [Mon, 21 Feb 2011 03:20:57 +0000 (03:20 +0000)]
CMake: Fix breakage on clang standalone build.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126106
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 21 Feb 2011 02:13:39 +0000 (02:13 +0000)]
add a missed loop deletion case.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126103
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 21 Feb 2011 02:08:54 +0000 (02:08 +0000)]
Add some (disabled code) to print out negative strides.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126102
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 21 Feb 2011 01:33:38 +0000 (01:33 +0000)]
add an idiom that loop idiom could theoretically catch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126101
91177308-0d34-0410-b5e6-
96231b3b80d8
Cameron Zwarich [Mon, 21 Feb 2011 01:29:32 +0000 (01:29 +0000)]
A lo/hi mul has higher latency than an imul r,ri, e.g. 5 cycles compared to 3
on Core 2 and Nehalem, so the code we generate is better than GCC's here.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126100
91177308-0d34-0410-b5e6-
96231b3b80d8
Joerg Sonnenberger [Mon, 21 Feb 2011 01:07:42 +0000 (01:07 +0000)]
Use a vector of pairs to implement the section stack, not two
independent vectors.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126099
91177308-0d34-0410-b5e6-
96231b3b80d8
Cameron Zwarich [Mon, 21 Feb 2011 00:22:02 +0000 (00:22 +0000)]
The signed version of our "magic number" computation for the integer approximation
of a constant had a minor typo introduced when copying it from the book, which
caused it to favor negative approximations over positive approximations in many
cases. Positive approximations require fewer operations beyond the multiplication.
In the case of division by 3, we still generate code that is a single instruction
larger than GCC's code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126097
91177308-0d34-0410-b5e6-
96231b3b80d8
Oscar Fuentes [Sun, 20 Feb 2011 22:06:10 +0000 (22:06 +0000)]
Put targets on folders, if the IDE supports the feature.
Requires CMake 2.8.3 or newer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126092
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Sun, 20 Feb 2011 20:20:07 +0000 (20:20 +0000)]
Add some limited support for labels in org directives. Hopefully enough to fix
PR9245.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126091
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Sun, 20 Feb 2011 18:28:29 +0000 (18:28 +0000)]
Dispose modules early and only create codegen when the plugin is being
used by the linker and not by nm or ar.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126089
91177308-0d34-0410-b5e6-
96231b3b80d8
Nick Lewycky [Sun, 20 Feb 2011 18:05:56 +0000 (18:05 +0000)]
Make RecursivelyDeleteDeadPHINode delete a phi node that has no users and add a
test for that. With this change, test/CodeGen/X86/codegen-dce.ll no longer finds
any instructions to DCE, so delete the test.
Also renamed J and JP to I and IP in RecursivelyDeleteDeadPHINode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126088
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Sun, 20 Feb 2011 16:27:25 +0000 (16:27 +0000)]
Fix some memory leaks and avoid looking in the hash tables twice.
libxul links in 7m0.403s.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126085
91177308-0d34-0410-b5e6-
96231b3b80d8
Oscar Fuentes [Sun, 20 Feb 2011 15:34:12 +0000 (15:34 +0000)]
Remove the link to Projects.html. It is useless for people working on
Visual Studio.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126083
91177308-0d34-0410-b5e6-
96231b3b80d8
Benjamin Kramer [Sun, 20 Feb 2011 15:20:01 +0000 (15:20 +0000)]
Move "A | ~(A & ?) -> -1" from InstCombine to InstructionSimplify.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126082
91177308-0d34-0410-b5e6-
96231b3b80d8
Benjamin Kramer [Sun, 20 Feb 2011 13:23:43 +0000 (13:23 +0000)]
InstCombine: Add a bunch of combines of the form x | (y ^ z).
We usually catch this kind of optimization through InstSimplify's distributive
magic, but or doesn't distribute over xor in general.
"A | ~(A | B) -> A | ~B" hits 24 times on gcc.c.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126081
91177308-0d34-0410-b5e6-
96231b3b80d8
Nadav Rotem [Sun, 20 Feb 2011 12:37:50 +0000 (12:37 +0000)]
Fix 9267; Add vector zext support.
The DAGCombiner folds the zext into complex load instructions. This patch
prevents this optimization on vectors since none of the supported targets
knows how to perform load+vector_zext in one instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126080
91177308-0d34-0410-b5e6-
96231b3b80d8
Nick Lewycky [Sun, 20 Feb 2011 08:38:20 +0000 (08:38 +0000)]
Teach RecursivelyDeleteDeadPHINodes to handle multiple self-references. Patch
by Andrew Clinton!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126077
91177308-0d34-0410-b5e6-
96231b3b80d8
Nick Lewycky [Sun, 20 Feb 2011 08:11:03 +0000 (08:11 +0000)]
Instead of keeping two Value*->id# mappings, keep one Value->Value mapping and
one Value set. This is faster because we only need to use the set when there
isn't already an entry in the map. No functionality change!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126076
91177308-0d34-0410-b5e6-
96231b3b80d8
Eric Christopher [Sun, 20 Feb 2011 05:04:42 +0000 (05:04 +0000)]
If both operands are loads from stores in memory we can't use movlpd/movlps
since one needs to be a register operand. Just use movss instead of forcing
an operand into a register.
Fixes PR9239
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126072
91177308-0d34-0410-b5e6-
96231b3b80d8
Stephen Wilson [Sun, 20 Feb 2011 04:17:15 +0000 (04:17 +0000)]
This patch lets LLDB build as an LLVM subproject. LLDB is not built in
parallel with the rest of the tools directory as it depends on Clang.
This patch was first applied in r125956 and subsequently reverted in
r125964 as it broke in-tree builds. Makefile.rules was fixed up in
r126070 to handle missing optional directories for the in-tree case,
so it should be safe now to bring this patch back in.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126071
91177308-0d34-0410-b5e6-
96231b3b80d8
Stephen Wilson [Sun, 20 Feb 2011 03:51:07 +0000 (03:51 +0000)]
Do not try to descend into optional build directories if they do not
exist. This makes the build logic symmetric for both the in tree and
out of tree cases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126070
91177308-0d34-0410-b5e6-
96231b3b80d8
Oscar Fuentes [Sun, 20 Feb 2011 02:55:27 +0000 (02:55 +0000)]
Use explicit add_subdirectory's for LLVM target sublibraries instead
of testing for its presence at cmake time.
This way the build automatically regenerates the makefiles when a svn
update brings in a new sublibrary.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126068
91177308-0d34-0410-b5e6-
96231b3b80d8
Nick Lewycky [Sun, 20 Feb 2011 02:03:04 +0000 (02:03 +0000)]
Fix typo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126065
91177308-0d34-0410-b5e6-
96231b3b80d8
Eli Friedman [Sat, 19 Feb 2011 22:42:40 +0000 (22:42 +0000)]
PR9218: SimplifyDemandedVectorElts can return a non-null value that is not
the instruction passed in. Make sure to account for this correctly, instead
of looping infinitely.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126058
91177308-0d34-0410-b5e6-
96231b3b80d8
Eli Friedman [Sat, 19 Feb 2011 21:54:28 +0000 (21:54 +0000)]
Minor x86 README updates.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126054
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Sat, 19 Feb 2011 21:49:57 +0000 (21:49 +0000)]
Add modules to codegen as soon as possible. This reduces the link time
of libxul from 12m31.084s to 7m1.359s.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126052
91177308-0d34-0410-b5e6-
96231b3b80d8
Cameron Zwarich [Sat, 19 Feb 2011 21:44:35 +0000 (21:44 +0000)]
Try to fix the MC/AsmParser/section.s failure on the llvm-x86_64-linux-vg_leak
bot. I am not sure if this is valid Valgrind exclusion file syntax, but the
Internet seems to think so.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126051
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sat, 19 Feb 2011 21:06:36 +0000 (21:06 +0000)]
implement PR9264: disambiguating 'bt mem, imm' as a btl.
This is reasonable to do since all bt-mem forms do the
same thing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126047
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sat, 19 Feb 2011 19:56:44 +0000 (19:56 +0000)]
rewrite the memset_pattern pattern generation stuff to accept any 2/4/8/16-byte
constant, including globals. This makes us generate much more "pretty" pattern
globals as well because it doesn't break it down to an array of bytes all the
time.
This enables us to handle stores of relocatable globals. This kicks in about
48 times in 254.gap, giving us stuff like this:
@.memset_pattern40 = internal constant [2 x %struct.TypHeader* (%struct.TypHeader*, %struct.TypHeader*)*] [%struct.TypHeader* (%struct.TypHeader*, %struct
.TypHeader*)* @IsFalse, %struct.TypHeader* (%struct.TypHeader*, %struct.TypHeader*)* @IsFalse], align 16
...
call void @memset_pattern16(i8* %scevgep5859, i8* bitcast ([2 x %struct.TypHeader* (%struct.TypHeader*, %struct.TypHeader*)*]* @.memset_pattern40 to i8*
), i64 %tmp75) nounwind
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126044
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sat, 19 Feb 2011 19:35:49 +0000 (19:35 +0000)]
Stores of null pointers should turn into memset, we weren't recognizing
them as splat values.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126041
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sat, 19 Feb 2011 19:31:39 +0000 (19:31 +0000)]
Implement rdar://
9009151, transforming strided loop stores of
unsplatable values into memset_pattern16 when it is available
(recent darwins). This transforms lots of strided loop stores
of ints for example, like 5 in vpr:
Formed memset: call void @memset_pattern16(i8* %4, i8* getelementptr inbounds ([16 x i8]* @.memset_pattern9, i32 0, i32 0), i64 %tmp25)
from store to: {%3,+,4}<%11> at: store i32 3, i32* %scevgep, align 4, !tbaa !4
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126040
91177308-0d34-0410-b5e6-
96231b3b80d8
Jeffrey Yasskin [Sat, 19 Feb 2011 18:01:15 +0000 (18:01 +0000)]
Add the PARSE_ARGUMENTS CMake macro to LLVM so I can use it to clean
up add_clang_unittest's calling convention.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126031
91177308-0d34-0410-b5e6-
96231b3b80d8
Argyrios Kyrtzidis [Sat, 19 Feb 2011 03:55:58 +0000 (03:55 +0000)]
Allow getting the address of the value in a PointerUnion or PointerIntPair if one is
confident enough that he knows what he is doing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126019
91177308-0d34-0410-b5e6-
96231b3b80d8
Eric Christopher [Sat, 19 Feb 2011 03:19:09 +0000 (03:19 +0000)]
Fix typos.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126018
91177308-0d34-0410-b5e6-
96231b3b80d8
Ted Kremenek [Sat, 19 Feb 2011 01:59:21 +0000 (01:59 +0000)]
Add ImmutableMap methods 'manualRetain()', 'manualRelease()', and 'getRootWithoutRetain()' to help more aggressively reclaim memory in the static analyzer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126011
91177308-0d34-0410-b5e6-
96231b3b80d8
Devang Patel [Sat, 19 Feb 2011 01:31:27 +0000 (01:31 +0000)]
Do not emit empty DW_TAG_lexical_block DIEs. In one test case, size of debug info reduced by almost 7%.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126009
91177308-0d34-0410-b5e6-
96231b3b80d8
Devang Patel [Sat, 19 Feb 2011 01:28:37 +0000 (01:28 +0000)]
DIE numbers do not add any value in this test.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126008
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sat, 19 Feb 2011 00:53:42 +0000 (00:53 +0000)]
Give SplitAnalysis a VRM member to access VirtRegMap::getOriginal().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126005
91177308-0d34-0410-b5e6-
96231b3b80d8
Joerg Sonnenberger [Sat, 19 Feb 2011 00:43:45 +0000 (00:43 +0000)]
Avoid dangling else warnings.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126004
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sat, 19 Feb 2011 00:42:33 +0000 (00:42 +0000)]
Missed member rename for naming convention.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126003
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sat, 19 Feb 2011 00:38:43 +0000 (00:38 +0000)]
This method belonged in VirtRegMap.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126002
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sat, 19 Feb 2011 00:38:40 +0000 (00:38 +0000)]
Separate timers for local and global splitting.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126001
91177308-0d34-0410-b5e6-
96231b3b80d8
Mikhail Glushenkov [Sat, 19 Feb 2011 00:33:27 +0000 (00:33 +0000)]
Make "-opt [-emit-llvm]" work for .ll files.
Patch by Kaelyn Uhrain!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126000
91177308-0d34-0410-b5e6-
96231b3b80d8
Devang Patel [Fri, 18 Feb 2011 23:28:53 +0000 (23:28 +0000)]
Provide enums to build complex address calucation expressions.
(This is infact direct copy from DIFactory, which is disappearing soon.)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125989
91177308-0d34-0410-b5e6-
96231b3b80d8
Devang Patel [Fri, 18 Feb 2011 23:23:09 +0000 (23:23 +0000)]
Remove unused tag.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125988
91177308-0d34-0410-b5e6-
96231b3b80d8
Devang Patel [Fri, 18 Feb 2011 23:13:40 +0000 (23:13 +0000)]
These tags are now covered by dwarf::TagString().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125987
91177308-0d34-0410-b5e6-
96231b3b80d8