Commit Graph

179 Commits

Author SHA1 Message Date
Chris Lattner
bede0b7dd7 document these nodes, as they are nonobvious
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21108 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-06 04:21:29 +00:00
Nate Begeman
1867054643 Add MULHU and MULHS nodes for the high part of an (un)signed 32x32=64b
multiply.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21102 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-05 22:36:56 +00:00
Chris Lattner
7366fd3972 Add two happy new nodes for FABS and FNEG
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21007 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-02 04:58:28 +00:00
Chris Lattner
6b8f2d649c fix a comment
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21003 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-02 03:59:45 +00:00
Chris Lattner
14c5b53c03 add some new nodes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21000 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-02 03:30:33 +00:00
Nate Begeman
fc1b1dad88 Add ISD::UNDEF node
Teach the SelectionDAG code how to expand and promote it
Have PPC32 LowerCallTo generate ISD::UNDEF for int arg regs used up by fp
  arguments, but not shadowing their value.  This allows us to do the right
  thing with both fixed and vararg floating point arguments.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20988 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-01 22:34:39 +00:00
Misha Brukman
e3f570c3f9 Fix spelling of `corresponds'
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20966 91177308-0d34-0410-b5e6-96231b3b80d8
2005-03-31 21:30:35 +00:00
Andrew Lenharth
95762124a1 PCMarker support for DAG and Alpha
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20965 91177308-0d34-0410-b5e6-96231b3b80d8
2005-03-31 21:24:06 +00:00
Chris Lattner
0442fbfadb Keep track of node depth for each node
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19732 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-21 21:39:38 +00:00
Chris Lattner
5880b9fa3e Eliminate the unimplemented ADDC/SUBB operations, add ADD_PARTS/SUB_PARTS instead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19713 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-20 18:50:39 +00:00
Chris Lattner
30c0fc23c5 Allow setcc operations to have non-bool types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19655 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-18 02:51:41 +00:00
Chris Lattner
7ece380440 Add methods
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19627 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-17 02:24:59 +00:00
Chris Lattner
859157daee Add new SIGN_EXTEND_INREG, ZERO_EXTEND_INREG, and FP_ROUND_INREG operators.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19568 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-15 06:17:04 +00:00
Chris Lattner
60e4878f94 Change CopyFromReg to take and produce a chain node, allowing it to be used
with physregs that are not live across the entire block.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19560 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-14 22:37:20 +00:00
Chris Lattner
1cff05c7c2 Start adding some new operators, give IMPLICIT_DEF a chain operand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19558 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-14 22:07:46 +00:00
Chris Lattner
a44f4aeca7 Add a method
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19538 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-13 22:58:50 +00:00
Chris Lattner
18c2f13e0f Add new ImplicitDef node, rename CopyRegSDNode class to RegSDNode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19535 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-13 20:50:02 +00:00
Chris Lattner
8a496fcffd Add a new node type, add comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19525 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-13 17:58:35 +00:00
Chris Lattner
b18a2f816c New method.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19516 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-12 18:37:33 +00:00
Chris Lattner
9ffdfb6bae Update comments to indicate CopyFrom/ToReg take physregs as well as vregs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19514 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-12 18:11:36 +00:00
Chris Lattner
ef36aa75d7 Add MEMSET/MEMCPY/MEMMOVE operations. Fix a really bad bug in the vector
SDNode ctor.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19462 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-11 05:56:17 +00:00
Chris Lattner
6e6e3ceb08 Add a helper method.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19442 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-10 23:25:04 +00:00
Chris Lattner
1080b9ee53 Add support for graph operations, and add a viewGraph method to SelectionDAG.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19440 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-10 23:05:53 +00:00
Chris Lattner
f26bc8ef48 Silence VS warnings.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19384 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-08 19:52:31 +00:00
Chris Lattner
1645ed0b93 Add operators for FP -> INT conversions and back.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19368 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-08 08:08:49 +00:00
Chris Lattner
d1fc96499b Add a new SelectionDAG::RemoveDeadNodes method
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19344 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-07 21:08:55 +00:00
Jeff Cohen
39931a3dba Fix include. Too easy to make mistakes like this on Windows :(
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19343 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-07 19:21:49 +00:00
Jeff Cohen
bb66a9f960 Get new SelectionDAG stuff building with Visual Studio.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19340 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-07 15:52:36 +00:00
Chris Lattner
63b570d49b Initial implementation of the nodes in a SelectionDAG.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19325 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-07 07:45:27 +00:00