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
c0ab5226cc
Token chain results are not always the first or last result. Consider copyfromreg nodes, where they are the middle result (the flag result is last)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25325 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-14 22:41:46 +00:00
Nate Begeman
3a04ffbf6d
Remove some duplicated code
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25313 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-14 03:18:27 +00:00
Nate Begeman
d88fc03602
bswap implementation
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25312 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-14 03:14:10 +00:00
Chris Lattner
4f0d8e4018
If a target specified a stack pointer with setStackPointerRegisterToSaveRestore,
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lower STACKSAVE/STACKRESTORE into a copy from/to that register.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25276 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 17:48:44 +00:00
Chris Lattner
140d53c99c
Compile llvm.stacksave/restore into STACKSAVE/STACKRESTORE nodes, and allow
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targets to custom expand them as they desire.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25273 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:50:02 +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
Chris Lattner
e8f7a4bbee
Add "support" for stacksave/stackrestore to the dag isel
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25268 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:24:42 +00:00
Chris Lattner
4aafb4ff92
Add a simple missing fold to produce this:
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subfic r3, r2, 33
instead of this:
subfic r2, r2, 32
addi r3, r2, 1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25255 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-12 20:22:43 +00:00
Chris Lattner
af551bcf6b
Don't create rotate instructions in unsupported types, because we don't have
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promote/expand code yet. This fixes the 177.mesa failure on PPC.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25250 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-12 18:57:33 +00:00
Evan Cheng
a7dce3c6c2
Allow custom lowering of DYNAMIC_STACKALLOC.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25224 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-11 22:14:47 +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
Chris Lattner
269f8c0691
silence a warning
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25184 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-10 19:43:26 +00:00
Robert Bocchino
c0f4cd9931
Added selection DAG support for the extractelement operation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25179 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-10 19:04:57 +00:00
Chris Lattner
de387ce810
Fix an exponential function in libcall insertion to not be exponential. :)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25165 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-09 23:21:49 +00:00
Evan Cheng
05a2d568c6
* Allow custom lowering of ADD_PARTS, SUB_PARTS, SHL_PARTS, SRA_PARTS,
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and SRL_PARTS.
* Fix a bug that caused *_PARTS to be custom lowered twice.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25157 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-09 18:31:59 +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
Chris Lattner
47f5beaaaf
Unbreak the build :(
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25124 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-06 05:47:48 +00:00
Evan Cheng
6907708c23
Revert the previous check-in. Leave shl x, 1 along for target to deal with.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25121 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-06 01:56:02 +00:00
Evan Cheng
da95a84a11
fold (shl x, 1) -> (add x, x)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25120 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-06 01:06:31 +00:00
Evan Cheng
17c428e23d
Support for custom lowering of ISD::RET.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25116 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-06 00:41:43 +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
Jim Laskey
b2efb853f0
Applied some recommend changes from sabre. The dominate one beginning "let the
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pass manager do it's thing." Fixes crash when compiling -g files and suppresses
dwarf statements if no debug info is present.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25100 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-04 22:28:25 +00:00
Jim Laskey
5bf6f25b4a
Add unique id to debug location for debug label use (work in progress.)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25096 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-04 15:04:11 +00:00
Jim Laskey
7ca9ab3f5c
Change how MachineDebugInfo is fetched.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25089 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-04 13:42:59 +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
Duraid Madina
f65d917f71
purity++
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25041 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-29 05:59:19 +00:00
Andrew Lenharth
57030e36e4
allow custom lowering to return null for legal results
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25007 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-25 01:07:37 +00:00
Andrew Lenharth
e8f65f1e62
Support Custom lowering of a few more operations.
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Alpha needs to custom lower *DIV and *REM
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25006 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-24 23:42:32 +00:00
Jim Laskey
d6e8d41340
Remove redundant debug locations.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24995 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 20:08:28 +00:00
Chris Lattner
c26f7a033f
unbreak the build :-/
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24992 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 16:12:20 +00:00
Evan Cheng
f3fd9fe20d
Allow custom lowering of LOAD, EXTLOAD, ZEXTLOAD, STORE, and TRUNCSTORE. Not
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currently used.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24988 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 07:29:34 +00:00
Chris Lattner
c33baaafb6
Simplify store(bitconv(x)) to store(x). This allows us to compile this:
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void bar(double Y, double *X) {
*X = Y;
}
to this:
bar:
save -96, %o6, %o6
st %i1, [%i2+4]
st %i0, [%i2]
restore %g0, %g0, %g0
retl
nop
instead of this:
bar:
save -104, %o6, %o6
st %i1, [%i6+-4]
st %i0, [%i6+-8]
ldd [%i6+-8], %f0
std %f0, [%i2]
restore %g0, %g0, %g0
retl
nop
on sparcv8.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24983 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 05:48:07 +00:00
Chris Lattner
5710410dea
fold (conv (load x)) -> (load (conv*)x).
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This allows us to compile this:
void foo(double);
void bar(double *X) { foo(*X); }
To this:
bar:
save -96, %o6, %o6
ld [%i0+4], %o1
ld [%i0], %o0
call foo
nop
restore %g0, %g0, %g0
retl
nop
instead of this:
bar:
save -104, %o6, %o6
ldd [%i0], %f0
std %f0, [%i6+-8]
ld [%i6+-4], %o1
ld [%i6+-8], %o0
call foo
nop
restore %g0, %g0, %g0
retl
nop
on SparcV8.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24982 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 05:44:41 +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
232348d66f
Fix a pasto
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24973 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 00:52:30 +00:00
Chris Lattner
ed7b5babfb
fix a thinko in the bit_convert handling code
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24972 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 00:50:25 +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
Chris Lattner
1ccf26a639
The 81st column doesn't like code in it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24943 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-22 05:23:45 +00:00
Evan Cheng
ff9be11da2
Lefted out TargetLowering::
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24922 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 23:14:54 +00:00
Evan Cheng
3a03ebb377
* Fix a GlobalAddress lowering bug.
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* Teach DAG combiner about X86ISD::SETCC by adding a TargetLowering hook.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24921 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 23:05:39 +00:00
Jim Laskey
e81aecbae6
Disengage DEBUG_LOC from non-PPC targets.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24919 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 20:51:37 +00:00
Evan Cheng
d5781fca4f
* Added support for X86 RET with an additional operand to specify number of
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bytes to pop off stack.
* Added support for X86 SETCC.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24917 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 20:21:51 +00:00
Chris Lattner
f9dee6a047
make sure to relegalize all cases
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24911 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 19:40:42 +00:00
Chris Lattner
9797c5cc3e
enable the gep isel opt
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24910 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 19:36:36 +00:00
Chris Lattner
8339736334
fix a bug I introduced that broke recursive expansion of nodes (e.g. scalarizing vectors)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24905 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 18:02:52 +00:00
Chris Lattner
3b841e9f52
Lower ConstantAggregateZero into zeros
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24890 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 02:43:26 +00:00