Akira Hatanaka [Sat, 12 May 2012 03:25:16 +0000 (03:25 +0000)]
Fix test cases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156697
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Sat, 12 May 2012 03:24:03 +0000 (03:24 +0000)]
Remove MipsEmitGPRestore.cpp.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156696
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Sat, 12 May 2012 03:22:13 +0000 (03:22 +0000)]
Delete all functions that are no longer needed in MipsFunctionInfo, including
the ones that get or set the frame index for the $gp save slot.
Remove the piece of code in MipsFunctionInfo::getGlobalBaseReg() which returns
GP. This function should always return a virtual register.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156695
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Sat, 12 May 2012 03:21:18 +0000 (03:21 +0000)]
Stop reserving register $gp. Do not call isGPFI to check whether a frame object
is the $gp save slot.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156694
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Sat, 12 May 2012 03:19:51 +0000 (03:19 +0000)]
Do not add the pass which restores $gp after every function call.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156693
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Sat, 12 May 2012 03:19:04 +0000 (03:19 +0000)]
Make the following changes in MipsISelLowering.cpp:
- Stop creating stack frame objects needed for saving $gp.
- Insert a node that copies the global pointer register to register $gp
before the call node. This will ensure $gp is valid at the entry of the
called function.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156692
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Sat, 12 May 2012 03:18:00 +0000 (03:18 +0000)]
Make the following changes in MipsFrameLowering.cpp:
- Stop emitting instructions needed to initialize the global pointer register.
- Stop emitting .cprestore directive.
- Do not take into account the $gp save slot when computing stack size.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156691
91177308-0d34-0410-b5e6-
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Jakob Stoklund Olesen [Sat, 12 May 2012 02:02:26 +0000 (02:02 +0000)]
Speed up computeComposites() by using the new SubReg -> SubIdx map.
TableGen doesn't need to search through the SubRegs map to find an
inverse entry.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156690
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Sat, 12 May 2012 00:48:43 +0000 (00:48 +0000)]
Make the following changes in MipsAsmPrinter.cpp:
- Remove code which lowers pseudo SETGP01.
- Fix LowerSETGP01. The first two of the three instructions that are emitted to
initialize the global pointer register now use register $2.
- Stop emitting .cpload directive.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156689
91177308-0d34-0410-b5e6-
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Chad Rosier [Sat, 12 May 2012 00:43:40 +0000 (00:43 +0000)]
Hoist simpler checks above llvm::PointerMayBeCaptured. No functional change intended.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156687
91177308-0d34-0410-b5e6-
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Jakob Stoklund Olesen [Sat, 12 May 2012 00:33:28 +0000 (00:33 +0000)]
Don't look for empty live ranges in the unions.
Empty live ranges represent undef and still get allocated, but they
won't appear in LiveIntervalUnions.
Patch by Patrik Hägglund!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156685
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Sat, 12 May 2012 00:17:17 +0000 (00:17 +0000)]
Insert instructions to the entry basic block which initializes the global
pointer register.
This is the first of the series of patches which clean up the way global pointer
register is used. The patches will make the following improvements:
- Make $gp an allocatable temporary register rather than reserving it.
- Use a virtual register as the global pointer register and let the register
allocator decide which register to assign to it or whether spill/reloads are
needed.
- Make sure $gp is valid at the entry of a called function, which is necessary
for functions using lazy binding.
- Remove the need for emitting .cprestore and .cpload directives.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156671
91177308-0d34-0410-b5e6-
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Michael J. Spencer [Fri, 11 May 2012 23:34:39 +0000 (23:34 +0000)]
Add doxygen comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156665
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Fri, 11 May 2012 23:22:18 +0000 (23:22 +0000)]
Do not replace operands of pseudo instructions with register $zero.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156663
91177308-0d34-0410-b5e6-
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Chad Rosier [Fri, 11 May 2012 23:21:01 +0000 (23:21 +0000)]
Revert 156658.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156662
91177308-0d34-0410-b5e6-
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Chad Rosier [Fri, 11 May 2012 23:10:58 +0000 (23:10 +0000)]
[fast-isel] Fast-isel doesn't use the expect intrinsic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156658
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Fri, 11 May 2012 23:00:40 +0000 (23:00 +0000)]
Use regular expression to match register names.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156656
91177308-0d34-0410-b5e6-
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Bill Wendling [Fri, 11 May 2012 22:38:33 +0000 (22:38 +0000)]
Make the URL a link instead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156655
91177308-0d34-0410-b5e6-
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Michael J. Spencer [Fri, 11 May 2012 22:08:50 +0000 (22:08 +0000)]
[Support/StringRef] Add find_last_not_of and {r,l,}trim.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156652
91177308-0d34-0410-b5e6-
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Bill Wendling [Fri, 11 May 2012 21:56:04 +0000 (21:56 +0000)]
Remove extraneous ; and the resulting warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156649
91177308-0d34-0410-b5e6-
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Bill Wendling [Fri, 11 May 2012 21:42:37 +0000 (21:42 +0000)]
Add mention of Glasgow Haskell Compiler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156648
91177308-0d34-0410-b5e6-
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Chad Rosier [Fri, 11 May 2012 21:33:49 +0000 (21:33 +0000)]
[fast-isel] Add support for selecting @llvm.trap().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156646
91177308-0d34-0410-b5e6-
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Brendon Cahoon [Fri, 11 May 2012 21:10:16 +0000 (21:10 +0000)]
Updated instruction table due to addded intrinsics.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156644
91177308-0d34-0410-b5e6-
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Sirish Pande [Fri, 11 May 2012 20:00:34 +0000 (20:00 +0000)]
Remove warnings from HexagonVLIWPacketizer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156636
91177308-0d34-0410-b5e6-
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Duncan Sands [Fri, 11 May 2012 19:59:43 +0000 (19:59 +0000)]
Some release notes for dragonegg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156635
91177308-0d34-0410-b5e6-
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Brendon Cahoon [Fri, 11 May 2012 19:56:59 +0000 (19:56 +0000)]
Hexagon constant extender support.
Patch by Jyotsna Verma.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156634
91177308-0d34-0410-b5e6-
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Chad Rosier [Fri, 11 May 2012 19:43:29 +0000 (19:43 +0000)]
Typo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156633
91177308-0d34-0410-b5e6-
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Chad Rosier [Fri, 11 May 2012 19:40:25 +0000 (19:40 +0000)]
[fast-isel] Remove -disable-arm-fast-isel option. -fast-isel=0 suffices. Minor cleanup.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156632
91177308-0d34-0410-b5e6-
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Sirish Pande [Fri, 11 May 2012 19:39:13 +0000 (19:39 +0000)]
Hexagon V5 intrinsics support.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156631
91177308-0d34-0410-b5e6-
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Jakob Stoklund Olesen [Fri, 11 May 2012 19:01:01 +0000 (19:01 +0000)]
Defer computation of SuperRegs.
Don't compute the SuperRegs list until the sub-register graph is
completely finished. This guarantees that the list of super-registers is
properly topologically ordered, and has no duplicates.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156629
91177308-0d34-0410-b5e6-
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Chad Rosier [Fri, 11 May 2012 18:51:55 +0000 (18:51 +0000)]
[fast-isel] Cleaner fix for when we're unable to handle a non-double multi-reg
retval. Hoists check before emitting the call to avoid unnecessary work.
rdar://
11430407
PR12796
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156628
91177308-0d34-0410-b5e6-
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Nuno Lopes [Fri, 11 May 2012 18:25:29 +0000 (18:25 +0000)]
objectsize: add a few more tests and fix a bug
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156625
91177308-0d34-0410-b5e6-
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Chad Rosier [Fri, 11 May 2012 17:41:06 +0000 (17:41 +0000)]
[fast-isel] Rather then assert (or segfault in a non-asserts build), fall back
to selection DAG isel if we're unable to handle a non-double multi-reg retval.
rdar://
11430407
PR12796
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156622
91177308-0d34-0410-b5e6-
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Chad Rosier [Fri, 11 May 2012 16:41:38 +0000 (16:41 +0000)]
The return type is an unsigned, not a bool.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156621
91177308-0d34-0410-b5e6-
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Manman Ren [Fri, 11 May 2012 15:36:46 +0000 (15:36 +0000)]
Add space before an open parenthesis in control flow statements.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156620
91177308-0d34-0410-b5e6-
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Preston Gurd [Fri, 11 May 2012 14:27:12 +0000 (14:27 +0000)]
Added X86 Atom latencies to X86InstrMMX.td.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156615
91177308-0d34-0410-b5e6-
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Stepan Dyatkovskiy [Fri, 11 May 2012 10:34:23 +0000 (10:34 +0000)]
PR1255: ConstantRangesSet and CRSBuilder classes moved from include/llvm to include/llvm/Support.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156613
91177308-0d34-0410-b5e6-
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Hans Wennborg [Fri, 11 May 2012 10:19:54 +0000 (10:19 +0000)]
Fix test/CodeGen/X86/tls-pie.ll.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156612
91177308-0d34-0410-b5e6-
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Hans Wennborg [Fri, 11 May 2012 10:11:01 +0000 (10:11 +0000)]
Implement initial-exec TLS model for 32-bit PIC x86
This fixes a TODO from 2007 :) Previously, LLVM would emit the wrong
code here (see the update to test/CodeGen/X86/tls-pie.ll).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156611
91177308-0d34-0410-b5e6-
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Silviu Baranga [Fri, 11 May 2012 09:28:27 +0000 (09:28 +0000)]
Added the missing bit definition for the 4th bit of the STR (post reg) instruction. It is now set to 0. The patch also sets the unpredictable mask for SEL and SXTB-type instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156609
91177308-0d34-0410-b5e6-
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Silviu Baranga [Fri, 11 May 2012 09:10:54 +0000 (09:10 +0000)]
Fixed the LLVM ARM v7 assembler and instruction printer for 8-bit immediate offset addressing. The assembler and instruction printer were not properly handeling the #-0 immediate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156608
91177308-0d34-0410-b5e6-
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Rafael Espindola [Fri, 11 May 2012 03:42:13 +0000 (03:42 +0000)]
Fix a use after free when the streamer is destroyed. Fixes pr12622.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156606
91177308-0d34-0410-b5e6-
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Akira Hatanaka [Fri, 11 May 2012 01:45:15 +0000 (01:45 +0000)]
Fix a misleading comment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156603
91177308-0d34-0410-b5e6-
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Jim Grosbach [Fri, 11 May 2012 01:41:30 +0000 (01:41 +0000)]
Tidy up. Trailing whitespace.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156602
91177308-0d34-0410-b5e6-
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Jim Grosbach [Fri, 11 May 2012 01:39:13 +0000 (01:39 +0000)]
Tidy up. Trailing whitespace.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156601
91177308-0d34-0410-b5e6-
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Eli Friedman [Fri, 11 May 2012 01:32:59 +0000 (01:32 +0000)]
Fix a minor logic mistake transforming compares in instcombine. PR12514.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156600
91177308-0d34-0410-b5e6-
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Manman Ren [Fri, 11 May 2012 01:30:47 +0000 (01:30 +0000)]
ARM: peephole optimization to remove cmp instruction
This patch will optimize the following cases:
sub r1, r3 | sub r1, imm
cmp r3, r1 or cmp r1, r3 | cmp r1, imm
bge L1
TO
subs r1, r3
bge L1 or ble L1
If the branch instruction can use flag from "sub", then we can replace
"sub" with "subs" and eliminate the "cmp" instruction.
rdar:
10734411
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156599
91177308-0d34-0410-b5e6-
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Dan Gohman [Fri, 11 May 2012 00:19:32 +0000 (00:19 +0000)]
Define a new intrinsic, @llvm.debugger. It will be similar to __builtin_trap(),
but it generates int3 on x86 instead of ud2.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156593
91177308-0d34-0410-b5e6-
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Eric Christopher [Fri, 11 May 2012 00:07:44 +0000 (00:07 +0000)]
Allow unique_file to take a mode for file permissions, but default
to user only read/write.
Part of rdar://
11325849
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156591
91177308-0d34-0410-b5e6-
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Chad Rosier [Thu, 10 May 2012 23:38:07 +0000 (23:38 +0000)]
Fix intendation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156589
91177308-0d34-0410-b5e6-
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Jakob Stoklund Olesen [Thu, 10 May 2012 23:27:10 +0000 (23:27 +0000)]
Compute secondary sub-registers.
The sub-registers explicitly listed in SubRegs in the .td files form a
tree. In a complicated register bank, it is possible to have
sub-register relationships across sub-trees. For example, the ARM NEON
double vector Q0_Q1 is a tree:
Q0_Q1 = [Q0, Q1], Q0 = [D0, D1], Q1 = [D2, D3]
But we also define the DPair register D1_D2 = [D1, D2] which is fully
contained in Q0_Q1.
This patch teaches TableGen to find such sub-register relationships, and
assign sub-register indices to them. In the example, TableGen will
create a dsub_1_dsub_2 sub-register index, and add D1_D2 as a
sub-register of Q0_Q1.
This will eventually enable the coalescer to handle copies of skewed
sub-registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156587
91177308-0d34-0410-b5e6-
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Nuno Lopes [Thu, 10 May 2012 23:17:35 +0000 (23:17 +0000)]
objectsize: add support for GEPs with non-constant indexes
add an additional parameter to InstCombiner::EmitGEPOffset() to force it to *not* emit operations with NUW flag
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156585
91177308-0d34-0410-b5e6-
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Preston Gurd [Thu, 10 May 2012 21:58:35 +0000 (21:58 +0000)]
Added X86 Atom latencies for instructions in X86InstrInfo.td.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156579
91177308-0d34-0410-b5e6-
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Eric Christopher [Thu, 10 May 2012 21:48:22 +0000 (21:48 +0000)]
Add support for the 'X' inline asm operand modifier.
Patch by Jack Carter.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156577
91177308-0d34-0410-b5e6-
96231b3b80d8
Andrew Trick [Thu, 10 May 2012 21:06:21 +0000 (21:06 +0000)]
misched: Print machineinstrs with -debug-only=misched
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156576
91177308-0d34-0410-b5e6-
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Andrew Trick [Thu, 10 May 2012 21:06:19 +0000 (21:06 +0000)]
misched: tracing register pressure heuristics.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156575
91177308-0d34-0410-b5e6-
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Andrew Trick [Thu, 10 May 2012 21:06:16 +0000 (21:06 +0000)]
misched: Add register pressure backoff to ConvergingScheduler.
Prioritize the instruction that comes closest to keeping pressure
under the target's limit. Then prioritize instructions that avoid
increasing the max pressure in the scheduled region. The max pressure
heuristic is a tad aggressive. Later I'll fix it to consider the
unscheduled pressure as well.
WIP: This is mostly functional but untested and not likely to do much good yet.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156574
91177308-0d34-0410-b5e6-
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Andrew Trick [Thu, 10 May 2012 21:06:14 +0000 (21:06 +0000)]
misched: Release only unscheduled nodes into ReadyQ.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156573
91177308-0d34-0410-b5e6-
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Andrew Trick [Thu, 10 May 2012 21:06:12 +0000 (21:06 +0000)]
misched: Added ReadyQ container wrapper for Top and Bottom Queues.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156572
91177308-0d34-0410-b5e6-
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Andrew Trick [Thu, 10 May 2012 21:06:10 +0000 (21:06 +0000)]
misched: Introducing Top and Bottom register pressure trackers during scheduling.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156571
91177308-0d34-0410-b5e6-
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Sirish Pande [Thu, 10 May 2012 20:24:28 +0000 (20:24 +0000)]
Hexagon V5 Support - V5 td file.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156569
91177308-0d34-0410-b5e6-
96231b3b80d8
Sirish Pande [Thu, 10 May 2012 20:20:25 +0000 (20:20 +0000)]
Hexagon V5 FP Support.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156568
91177308-0d34-0410-b5e6-
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Andrew Trick [Thu, 10 May 2012 19:11:52 +0000 (19:11 +0000)]
RegPressure: API for speculatively checking instruction pressure.
Added getMaxExcessUpward/DownwardPressure. They somewhat abuse the
tracker by speculatively handling an instruction out of order. But it
is convenient for now. In the future, we will cache each instruction's
pressure contribution to make this efficient.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156561
91177308-0d34-0410-b5e6-
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Andrew Trick [Thu, 10 May 2012 19:11:49 +0000 (19:11 +0000)]
RegPressure: fix array index iteration style.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156560
91177308-0d34-0410-b5e6-
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Dan Gohman [Thu, 10 May 2012 18:57:38 +0000 (18:57 +0000)]
Teach DeadStoreElimination to eliminate exit-block stores with phi addresses.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156558
91177308-0d34-0410-b5e6-
96231b3b80d8
Manman Ren [Thu, 10 May 2012 18:49:43 +0000 (18:49 +0000)]
Revert: 156550 "ARM: peephole optimization to remove cmp instruction"
This commit broke an external linux bot and gave a compile-time warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156556
91177308-0d34-0410-b5e6-
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Jakob Stoklund Olesen [Thu, 10 May 2012 17:46:18 +0000 (17:46 +0000)]
Precompute lists of explicit sub-registers and indices.
The .td files specify a tree of sub-registers. Store that tree as
ExplicitSubRegs lists in CodeGenRegister instead of extracting it from
the Record when needed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156555
91177308-0d34-0410-b5e6-
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Dan Gohman [Thu, 10 May 2012 17:21:30 +0000 (17:21 +0000)]
Rewrite ScalarEvolution::hasOperand to use an explicit worklist instead
of recursion, to avoid excessive stack usage on deep expressions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156554
91177308-0d34-0410-b5e6-
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Nuno Lopes [Thu, 10 May 2012 17:14:00 +0000 (17:14 +0000)]
teach DSE and isInstructionTriviallyDead() about calloc
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156553
91177308-0d34-0410-b5e6-
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Joel Jones [Thu, 10 May 2012 16:55:31 +0000 (16:55 +0000)]
formatting change: strip debug info from test
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156551
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Manman Ren [Thu, 10 May 2012 16:48:21 +0000 (16:48 +0000)]
ARM: peephole optimization to remove cmp instruction
This patch will optimize the following cases:
sub r1, r3 | sub r1, imm
cmp r3, r1 or cmp r1, r3 | cmp r1, imm
bge L1
TO
subs r1, r3
bge L1 or ble L1
If the branch instruction can use flag from "sub", then we can replace
"sub" with "subs" and eliminate the "cmp" instruction.
rdar:
10734411
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156550
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Joel Jones [Thu, 10 May 2012 15:59:41 +0000 (15:59 +0000)]
Fix a problem with incomplete equality testing of PHINodes in
Instruction::IsIdenticalToWhenDefined.
This manifested itself when inlining two calls to the same function. The
inlined function had a switch statement that returned one of a set of
global variables. Without this modification, the two phi instructions that
chose values from the branches of the switch instruction inlined from the
callee were considered equivalent and jump-threading replaced a load for the
first switch value with a phi selecting from the second switch, thereby
producing incorrect code.
This patch has been tested with "make check-all", "lnt runteste nt", and
llvm self-hosted, and on the original program that had this problem,
wireshark.
<rdar://problem/
11025519>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156548
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Nadav Rotem [Thu, 10 May 2012 12:50:02 +0000 (12:50 +0000)]
Fix merge-typo and cleanup
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156541
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Nadav Rotem [Thu, 10 May 2012 12:39:13 +0000 (12:39 +0000)]
AVX2: Add an additional broadcast idiom.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156540
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Nadav Rotem [Thu, 10 May 2012 12:22:05 +0000 (12:22 +0000)]
Generate AVX/AVX2 shuffles even when there is a memory op somewhere else in the program.
Starting r155461 we are able to select patterns for vbroadcast even when the load op is used by other users.
Fix PR11900.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156539
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Andrew Trick [Thu, 10 May 2012 00:32:15 +0000 (00:32 +0000)]
Fix TableGen's RegPressureSet weight normalization to handle subreg DAGS.
I initially assumed that the subreg graph was a tree. That may not be true.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156524
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Jim Grosbach [Thu, 10 May 2012 00:31:50 +0000 (00:31 +0000)]
ExecutionEngine: Check for NULL ErrorStr before using it.
Patch by Yury Mikhaylov <yury.mikhaylov@gmail.com>.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156523
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Jakob Stoklund Olesen [Wed, 9 May 2012 23:43:30 +0000 (23:43 +0000)]
Fix warning text.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156521
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Dan Gohman [Wed, 9 May 2012 23:08:33 +0000 (23:08 +0000)]
Fix the objc_storeStrong recognizer to stop before walking off the
end of a basic block if there's no store.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156520
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Jakob Stoklund Olesen [Wed, 9 May 2012 22:15:00 +0000 (22:15 +0000)]
Compute a backwards SubReg -> SubRegIndex map for each register.
This mapping is for internal use by TableGen. It will not be exposed in
the generated files.
Unfortunately, the mapping is not completely well-defined. The X86 xmm
registers appear with multiple sub-register indices in the ymm
registers. This is because of the odd idempotent sub_sd and sub_ss
sub-register indices. I hope to be able to eliminate them entirely, so
we can require the sub-registers to form a tree.
For now, just place the canonical sub_xmm index in the mapping, and
ignore the idempotents.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156519
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Jakob Stoklund Olesen [Wed, 9 May 2012 22:09:17 +0000 (22:09 +0000)]
Rename getSubRegs() to computeSubRegs().
That's what it does.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156518
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Nuno Lopes [Wed, 9 May 2012 21:30:57 +0000 (21:30 +0000)]
objectsize:
refactor code a bit to enable future changes to support run-time information
add support to compute allocation sizes at run-time if penalty > 1 (e.g., malloc(x), calloc(x, y), and VLAs)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156515
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Chad Rosier [Wed, 9 May 2012 19:31:41 +0000 (19:31 +0000)]
Add unittests for Triple::getMacOSXVersion and Triple::getiOSVersion.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156507
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Danil Malyshev [Wed, 9 May 2012 19:07:04 +0000 (19:07 +0000)]
Added a regress test for the bug #9964 before close it.
This bug was fixed by Jim Grosbach in #138879, thanks Jim!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156505
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Roman Divacky [Wed, 9 May 2012 18:24:23 +0000 (18:24 +0000)]
Mark .opd @progbits, thus avoiding a warning from asm.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156494
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Chad Rosier [Wed, 9 May 2012 18:23:00 +0000 (18:23 +0000)]
Set the default iOS version to 3.0.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156492
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Bob Wilson [Wed, 9 May 2012 17:47:03 +0000 (17:47 +0000)]
Use the cpuid 64 bit flag to pick the default CPU name for an unknown model.
For the Family 6 switch in sys::getHostCPUName, an unrecognized model was
reported as "i686". That's a really bad default since it means that new
CPUs will be treated as if they can only use 32-bit code. This just looks
at the cpuid extended feature flag for 64 bit support, and if that is set,
it uses a default x86-64 cpu. Similar logic is already used for the Family
15 code. <rdar://problem/
11314502>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156486
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Chad Rosier [Wed, 9 May 2012 17:38:47 +0000 (17:38 +0000)]
Don't return true on a function with a void return type.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156484
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Chad Rosier [Wed, 9 May 2012 17:23:48 +0000 (17:23 +0000)]
Add Triple::getiOSVersion.
This new function provides a way to get the iOS version number from ios triples.
Part of rdar://
11409204
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156483
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Hans Wennborg [Wed, 9 May 2012 16:54:17 +0000 (16:54 +0000)]
Introduce llvm-c function LLVMPrintModuleToFile.
This lets you save the textual representation of the LLVM IR to a file.
Before this patch it could only be printed to STDERR from llvm-c.
Patch by Carlo Kok!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156479
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Nuno Lopes [Wed, 9 May 2012 15:52:43 +0000 (15:52 +0000)]
change the objectsize intrinsic signature: add a 3rd parameter to denote the maximum runtime performance penalty that the user is willing to accept.
This commit only adds the parameter. Code taking advantage of it will follow.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156473
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Manuel Klimek [Wed, 9 May 2012 15:10:54 +0000 (15:10 +0000)]
Make it possible to switch off solution folders. VS Express does not support
them, and requires the user to click away one error message per folder on
project load.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156472
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Filipe Cabecinhas [Wed, 9 May 2012 14:43:50 +0000 (14:43 +0000)]
Fixed a typo
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156471
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Bill Wendling [Wed, 9 May 2012 08:55:40 +0000 (08:55 +0000)]
Supply a C interface to the "LinkModules" method.
Patch by Andrew Wilkins!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156469
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Craig Topper [Wed, 9 May 2012 07:08:58 +0000 (07:08 +0000)]
Remove unused variable to get rid of warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156466
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Akira Hatanaka [Wed, 9 May 2012 02:29:29 +0000 (02:29 +0000)]
Add another peephole pattern for conditional moves.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156460
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Jakob Stoklund Olesen [Wed, 9 May 2012 01:50:09 +0000 (01:50 +0000)]
Use ptr_rc_tailcall instead of GR32_TC.
The getPointerRegClass() hook will return GR32_TC, or whatever is
appropriate for the current function.
Patch by Yiannis Tsiouris!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156459
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Akira Hatanaka [Wed, 9 May 2012 01:38:13 +0000 (01:38 +0000)]
Make register FP allocatable if the compiled function does not have dynamic
allocas.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156458
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Akira Hatanaka [Wed, 9 May 2012 00:55:21 +0000 (00:55 +0000)]
Expand 64-bit shifts if target ABI is O32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156457
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Richard Trieu [Wed, 9 May 2012 00:30:21 +0000 (00:30 +0000)]
Remove unused variable to silence compiler warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156456
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