Akira Hatanaka
77b85b6474
Move pattern matching for EXT and INS to post-legalization DAGCombine per Bruno's comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137831 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-17 17:45:08 +00:00
Akira Hatanaka
bb15e117d3
Add support for ext and ins.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137804 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-17 02:05:42 +00:00
Akira Hatanaka
5c21c9e78e
Define unaligned load and store.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137515 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-12 21:30:06 +00:00
Eli Friedman
26689ac37e
New approach to r136737: insert the necessary fences for atomic ops in platform-independent code, since a bunch of platforms (ARM, Mips, PPC, Alpha are the relevant targets here) need to do essentially the same thing.
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I think this completes the basic CodeGen for atomicrmw and cmpxchg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136813 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-03 21:06:02 +00:00
Eli Friedman
1464846801
Code generation for 'fence' instruction.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136283 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-27 22:21:52 +00:00
Akira Hatanaka
db54826f20
Lower memory barriers to sync instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135537 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-19 23:30:50 +00:00
Akira Hatanaka
bdd83fe382
Change variable name.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135522 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-19 20:56:53 +00:00
Akira Hatanaka
cc7ecc7290
Use the correct opcodes: SLLV/SRLV or AND must be used instead of SLL/SRL or
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ANDi, when the instruction does not have any immediate operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135520 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-19 20:34:00 +00:00
Akira Hatanaka
4061da1403
Use descriptive variable names.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135514 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-19 20:11:17 +00:00
Akira Hatanaka
29af0918ce
Fix comments.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135496 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-19 18:19:40 +00:00
Akira Hatanaka
70564a9c19
Remove redundant instructions.
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- In EmitAtomicBinaryPartword, mask incr in loopMBB only if atomic.swap is the
instruction being expanded, instead of masking it in thisMBB.
- Remove redundant Or in EmitAtomicCmpSwap.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135495 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-19 18:14:26 +00:00
Akira Hatanaka
81b441151f
Separate code that modifies control flow from code that adds instruction to
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basic blocks.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135490 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-19 17:09:53 +00:00
Akira Hatanaka
939ece1b5c
Make EmitAtomic functions return the correct MachineBasicBlocks so that
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ExpandISelPseudos::runOnMachineFunction does not visit instructions that have
just been added.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135465 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-19 03:42:13 +00:00
Akira Hatanaka
a308c670b4
Do not insert instructions in reverse order.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135464 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-19 03:14:58 +00:00
Akira Hatanaka
a921164f39
Do not treat atomic.load.sub differently than other atomic binary intrinsics.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135418 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-18 19:58:59 +00:00
Akira Hatanaka
0d7d0b5cb7
Set mayLoad or mayStore flags for SC and LL in order to prevent LICM from
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moving them out of the loop. Previously, stores and loads to a stack frame
object were inserted to accomplish this. Remove the code that was needed to do
this. Patch by Sasa Stankovic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135415 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-18 18:52:12 +00:00
Akira Hatanaka
45473c1b15
Change destination register operands of SC instructions so that unique
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virtual registers are used.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135403 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-18 17:44:27 +00:00
Chris Lattner
db125cfaf5
land David Blaikie's patch to de-constify Type, with a few tweaks.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135375 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-18 04:54:35 +00:00
Cameron Zwarich
33390848a7
Add an intrinsic and codegen support for fused multiply-accumulate. The intent
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is to use this for architectures that have a native FMA instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134742 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-08 21:39:21 +00:00
Akira Hatanaka
794bf17cbe
Lower MachineInstr to MC Inst and print to .s files.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134661 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-07 23:56:50 +00:00
Akira Hatanaka
d3ac47f805
Reverse order of operands of address operand mem so that the base operand comes
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before the offset. This change will enable simplification of function
MipsRegisterInfo::eliminateFrameIndex.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134625 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-07 18:57:00 +00:00
Eric Christopher
38d6426523
Update comment for getRegForInlineAsmConstraint for Mips.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134087 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-29 19:33:04 +00:00
Eric Christopher
314aff1474
Remove getRegClassForInlineAsmConstraint for Mips.
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Part of rdar://9643582
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134084 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-29 19:04:31 +00:00
Akira Hatanaka
25eba399cb
Change the chain input of nodes that load the address of a function. This change
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enables SelectionDAG::getLoad at MipsISelLowering.cpp:1914 to return a
pre-existing node instead of redundantly create a new node every time it is
called.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133811 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-24 19:01:25 +00:00
Akira Hatanaka
5f7451ff6e
Coding style fixes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133496 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-21 01:02:03 +00:00
Akira Hatanaka
21afc63ea7
Re-apply 132758 and 132768 which were speculatively reverted in 132777.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133494 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-21 00:40:49 +00:00
Bruno Cardoso Lopes
e0b5cfcae8
Silence warnings in non assert builds. Patch by David Blaikie
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133118 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-16 00:40:02 +00:00
Eric Christopher
6f3661fdcd
Speculatively revert 132758 and 132768 to try to fix the Windows buildbots.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132777 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-09 16:03:19 +00:00
Eric Christopher
471e422480
Add a parameter to CCState so that it can access the MachineFunction.
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No functional change.
Part of PR6965
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132763 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-08 23:55:35 +00:00
Akira Hatanaka
69b9044c66
Fix bug in lowering of DYNAMIC_STACKALLOC nodes. The correct offset of the
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dynamically allocated stack area was not set.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132758 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-08 21:28:09 +00:00
Akira Hatanaka
3d21c2495d
Reorganize code in MipsTargetLowering::LowerCall to improve readability.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132756 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-08 17:39:33 +00:00
Akira Hatanaka
14487d4f66
Refactor MipsTargetLowering::EmitInstrWithCustomInserter.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132726 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-07 19:28:39 +00:00
Akira Hatanaka
0f84382138
Coding style fixes.
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- Fix indentation.
- Move comments.
- Fit lines in 80 columns.
- Remove dead code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132724 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-07 18:58:42 +00:00
Akira Hatanaka
2e591477af
Custom-lower FRAMEADDR. Patch by Sasa Stankovic.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132444 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-02 00:24:44 +00:00
Bruno Cardoso Lopes
cada2d0966
Fix uninitialized variables and silence warnings
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132355 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-31 20:25:26 +00:00
Bruno Cardoso Lopes
4e694c96f1
This patch implements atomic intrinsics atomic.load.add (sub,and,or,xor,
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nand), atomic.swap and atomic.cmp.swap, all in i8, i16 and i32 versions.
The intrinsics are implemented by creating pseudo-instructions, which are
then expanded in the method MipsTargetLowering::EmitInstrWithCustomInserter.
Patch by Sasa Stankovic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132323 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-31 02:54:07 +00:00
Bruno Cardoso Lopes
d979686bb4
This patch implements the thread local storage. Implemented are General
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Dynamic, Initial Exec and Local Exec TLS models.
Patch by Sasa Stankovic
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132322 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-31 02:53:58 +00:00
Akira Hatanaka
342837d0dc
Define a wrapper node for target constant nodes (tglobaladdr, etc.).
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Need this to prevent emitting illegal conditional move instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132240 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-28 01:07:07 +00:00
Akira Hatanaka
33458fedb6
Use MachineFrameInfo::hasCalls instead of MipsFunctionInfo::hasCall to check if
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a function has any function calls.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132140 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-26 20:30:31 +00:00
Akira Hatanaka
cf0cd8005c
Add support for C++ exception handling.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132131 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-26 18:59:03 +00:00
Akira Hatanaka
d85b3ecbb3
Remove MipsTargetLowering::LowerFP_TO_SINT. Patterns for fp_to_sint have already
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been defined in MipsInstrFPU.td.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132076 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-25 20:08:05 +00:00
Akira Hatanaka
9c3d57c45e
Custom-lower FCOPYSIGN nodes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132074 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-25 19:32:07 +00:00
Akira Hatanaka
4c62f765a3
Update MaxCallFrameSize regardless of the relocation model selected.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132070 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-25 18:08:32 +00:00
Akira Hatanaka
f15f498507
Change initial value of MaxCallFrameSize. MipsFI::getMaxCallFrameSize() should
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return 0 if there are no function calls made.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132065 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-25 17:52:48 +00:00
Akira Hatanaka
edacba83dc
Coding style fixes. Added comments.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132063 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-25 17:32:06 +00:00
Akira Hatanaka
053546c31e
Fix lowering of DYNAMIC_STACKALLOC nodes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132030 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-25 02:20:00 +00:00
Akira Hatanaka
4231c7ea6d
Implement byval structure argument passing. The following limitations or
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deficiencies exist:
- Works only if ABI is o32.
- Zero-sized structures cannot be passed.
- There is a lot of redundancy in generated code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131986 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-24 19:18:33 +00:00
Akira Hatanaka
b4d8d31e59
Simplify offset calculation of stack frame objects for $gp restore location and
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variable arguments in LowerCall and LowerFormalArguments. This should also fix
the bug in which handling of variable arguments is incorrect when the front-end
optimizes away unused fixed arguments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131942 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-24 00:23:52 +00:00
Akira Hatanaka
46da136ec7
Expand f64 FPOW.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131928 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-23 22:23:58 +00:00
Akira Hatanaka
bdd2ce9741
Fixes related to coding style.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131922 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-23 21:13:59 +00:00