Chris Lattner
1c6191ffe7
Add a hacky workaround for crashes due to vectors live across blocks.
...
Note that this code won't work for vectors that aren't legal on the
target. Improvements coming.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26925 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-21 19:20:37 +00:00
Chris Lattner
fb194b9e73
Add very basic support for VECTOR_SHUFFLE
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26880 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-19 23:56:04 +00:00
Chris Lattner
ce87215131
Add SCALAR_TO_VECTOR support
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26866 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-19 06:31:19 +00:00
Chris Lattner
b2827b0901
Rename ConstantVec -> BUILD_VECTOR and VConstant -> VBUILD_VECTOR. Allow*BUILD_VECTOR to take variable inputs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26847 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-19 00:52:58 +00:00
Chris Lattner
c7029805ef
Change the structure of lowering vector stuff. Note: This breaks some
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things.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26840 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-18 01:44:44 +00:00
Chris Lattner
0c486bdc22
add a couple enum values
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26830 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-17 19:53:59 +00:00
Nate Begeman
81e8097377
Remove BRTWOWAY*
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Make the PPC backend not dependent on BRTWOWAY_CC and make the branch
selector smarter about the code it generates, fixing a case in the
readme.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26814 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-17 01:40:33 +00:00
Chris Lattner
28b5b1c7b5
add support for vector->vector casts
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26788 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-15 22:19:46 +00:00
Chris Lattner
3c232c83be
Don't depend on the C99 copysign function, implement it ourselves.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26566 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-05 23:57:58 +00:00
Jeff Cohen
3d68e15c20
Fix VC++ compilation error.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26554 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-05 21:43:37 +00:00
Chris Lattner
12d830346b
Add some simple copysign folds
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26543 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-05 05:30:57 +00:00
Chris Lattner
a09f848c11
Codegen copysign[f] into a FCOPYSIGN node
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26542 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-05 05:09:38 +00:00
Evan Cheng
bfa284f697
SDOperand::isOperand should not be a forwarding. It must check *this against N's operands.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26502 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-03 06:42:32 +00:00
Evan Cheng
80d8eaae05
Added isOperand(N): true if this is an operand of N
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26501 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-03 06:24:54 +00:00
Chris Lattner
41edaa0529
remove the read/write port/io intrinsics.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26479 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-03 00:19:58 +00:00
Evan Cheng
1ab7d859cf
- Added VConstant as an abstract version of ConstantVec.
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- All abstrct vector nodes must have # of elements and element type as their
first two operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26432 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-01 00:51:13 +00:00
Evan Cheng
38b7327ec0
Print ConstantPoolSDNode offset field.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26381 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-26 08:36:57 +00:00
Evan Cheng
404cb4f9fa
Added an offset field to ConstantPoolSDNode.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26371 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-25 09:54:52 +00:00
Nate Begeman
b0d04a7dea
Add checks to make sure we don't create bogus extend nodes, and fix a bug
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where we were doing exactly that which was causing failures on x86 and
alpha.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26284 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-18 02:40:58 +00:00
Chris Lattner
012f241987
Fix a tricky issue in the SimplifyDemandedBits code where CombineTo wasn't
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exactly the API we wanted to call into. This fixes the crash on crafty last
night.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26269 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-17 21:58:01 +00:00
Nate Begeman
551bf3f800
kill ADD_PARTS & SUB_PARTS and replace them with fancy new ADDC, ADDE, SUBC
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and SUBE nodes that actually expose what's going on and allow for
significant simplifications in the targets.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26255 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-17 05:43:56 +00:00
Evan Cheng
fae9f1cb34
Added SelectionDAG::InsertISelMapEntry(). This is used to workaround the gcc
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problem where it inline the map insertion call too aggressively. Before this
change it was producing a frame size of 24k for Select_store(), now it's down
to 10k (by calling this method rather than calling the map insertion operator).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26094 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-09 22:11:03 +00:00
Evan Cheng
6ae46c4c87
More changes to reduce frame size.
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Move all getTargetNode() out of SelectionDAG.h into SelectionDAG.cpp. This
prevents them from being inlined.
Change getTargetNode() so they return SDNode * instead of SDOperand to prevent
copying. It should also help compilation speed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26083 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-09 07:15:23 +00:00
Evan Cheng
4ee6211258
* Added SDNode::isOnlyUse().
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* Fix hasNUsesOfValue(), it should be const.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25990 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-05 06:29:23 +00:00
Chris Lattner
eefae25034
remove dead fn
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25935 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-03 06:51:34 +00:00
Evan Cheng
9fda2f9106
Added case HANDLENODE to getOperationName().
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25920 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-03 01:33:01 +00:00
Evan Cheng
b8973bd8f5
Allow the specification of explicit alignments for constant pool entries.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25855 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-31 22:23:14 +00:00
Chris Lattner
70814bc384
Remove some special case hacks for CALLSEQ_*, using UpdateNodeOperands
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instead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25780 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-29 07:58:15 +00:00
Chris Lattner
3181a771ff
Legalize ConstantFP into TargetConstantFP when the target allows. Implement
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custom expansion of ConstantFP nodes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25772 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-29 06:26:56 +00:00
Chris Lattner
809ec11088
add another method variant
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25744 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-28 10:09:25 +00:00
Chris Lattner
df6eb30fa9
add some methods for updating nodes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25742 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-28 09:32:45 +00:00
Chris Lattner
0ff5c27a00
Remove the ISD::CALL and ISD::TAILCALL nodes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25721 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-28 00:18:58 +00:00
Chris Lattner
ce7518ce92
initial selectiondag support for new INLINEASM node. Note that inline asms
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with outputs or inputs are not supported yet. :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25664 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-26 22:24:51 +00:00
Nate Begeman
acc398c195
First part of bug 680:
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Remove TLI.LowerVA* and replace it with SDNodes that are lowered the same
way as everything else.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25606 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-25 18:21:52 +00:00
Chris Lattner
6a5428934b
Fix an infinite loop I caused by making sure to legalize the flag operand
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of CALLSEQ_* nodes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25582 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-24 05:48:21 +00:00
Andrew Lenharth
7cf11b4ab2
another couple selects
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25551 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-23 21:51:14 +00:00
Andrew Lenharth
8c6f1ee5aa
another selectto
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25548 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-23 20:59:12 +00:00
Nate Begeman
1b5db7aaec
Constant fold ctpop/ctlz/cttz, and a couple other small cleanups
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25357 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-16 08:07:10 +00:00
Chris Lattner
cc0aad20dd
add a missing node name
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25327 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-15 08:39:35 +00:00
Chris Lattner
5a67afc118
add stacksave/stackrestore nodes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25270 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:39:42 +00:00
Evan Cheng
140e99babc
ignore register #0
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25223 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-11 22:13:48 +00:00
Nate Begeman
35ef913ec2
Add bswap, rotl, and rotr nodes
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Add dag combiner code to recognize rotl, rotr
Add ppc code to match rotl
Targets should add rotl/rotr patterns if they have them
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25222 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-11 21:21:00 +00:00
Evan Cheng
909addffc3
New getNode() variants.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25156 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-09 18:29:18 +00:00
Jim Laskey
abf6d1784b
Added initial support for DEBUG_LABEL allowing debug specific labels to be
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inserted in the code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25104 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-05 01:25:28 +00:00
Nate Begeman
512beb9465
Make sure to pass the offset into the new node, so that we don't silently
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drop it on the floor.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25044 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-30 00:10:38 +00:00
Chris Lattner
c8547d856d
Fold bitconv(bitconv(x)) -> x. We now compile this:
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void foo(double);
void bar(double X) { foo(X); }
to this:
bar:
save -96, %o6, %o6
or %g0, %i0, %o0
or %g0, %i1, %o1
call foo
nop
restore %g0, %g0, %g0
retl
nop
instead of this:
bar:
save -112, %o6, %o6
st %i1, [%i6+-4]
st %i0, [%i6+-8]
ldd [%i6+-8], %f0
std %f0, [%i6+-16]
ld [%i6+-12], %o1
ld [%i6+-16], %o0
call foo
nop
restore %g0, %g0, %g0
retl
nop
on V8.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24981 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 05:37:50 +00:00
Chris Lattner
94683777ae
constant fold bits_convert in getNode and in the dag combiner for fp<->int
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conversions. This allows V8 to compiles this:
void %test() {
call float %test2( float 1.000000e+00, float 2.000000e+00, double 3.000000e+00, double* null )
ret void
}
into:
test:
save -96, %o6, %o6
sethi 0, %o3
sethi 1049088, %o2
sethi 1048576, %o1
sethi 1040384, %o0
or %g0, %o3, %o4
call test2
nop
restore %g0, %g0, %g0
retl
nop
instead of:
test:
save -112, %o6, %o6
sethi 0, %o4
sethi 1049088, %l0
st %o4, [%i6+-12]
st %l0, [%i6+-16]
ld [%i6+-12], %o3
ld [%i6+-16], %o2
sethi 1048576, %o1
sethi 1040384, %o0
call test2
nop
restore %g0, %g0, %g0
retl
nop
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24980 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 05:30:37 +00:00
Chris Lattner
35481892da
add very simple support for the BIT_CONVERT node
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24970 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 00:16:34 +00:00
Chris Lattner
0fcd40f501
remove dead code
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24965 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-22 21:16:08 +00:00
Evan Cheng
7226158d7e
Added a hook to print out names of target specific DAG nodes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24877 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-20 06:22:03 +00:00