Evan Cheng
6907708c23
Revert the previous check-in. Leave shl x, 1 along for target to deal with.
...
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)
...
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.
...
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
...
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
...
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.)
...
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
7d78a2ab7e
Add check for debug presence.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25095 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-04 14:30:12 +00:00
Jim Laskey
a7cea6f599
Tie dwarf generation to darwin assembler.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25093 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-04 13:52:30 +00:00
Jim Laskey
f99c232506
Moving MachineDebugInfo to module level location.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25090 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-04 13:43:56 +00:00
Jim Laskey
7ca9ab3f5c
Change how MachineDebugInfo is fetched.
...
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
Jim Laskey
6af5681824
Extending MachineDebugInfo.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25086 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-04 13:36:38 +00:00
Chris Lattner
2adfa7e932
Add support for targets (like Alpha) that have terminator instructions which
...
use virtual registers. We now allow the first instruction in a block of
terminators to use virtual registers, and update phi elimination to correctly
update livevar when eliminating phi's. This fixes a problem on a testcase
Andrew sent me.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25083 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-04 07:12:21 +00:00
Chris Lattner
172c362fef
Add an assertion, update DefInst even though no one uses it (dangling pointers
...
don't help anyone)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25081 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-04 06:47:48 +00:00
Chris Lattner
dacceef266
Add a LiveVariables::VarInfo::dump method
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25080 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-04 05:40:30 +00:00
Chris Lattner
3b9db830f7
Change a variable from being an iterator to a raw MachineInstr*, to make
...
GDB use tolerable
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25064 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-03 07:41:37 +00:00
Nate Begeman
512beb9465
Make sure to pass the offset into the new node, so that we don't silently
...
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++
...
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
Duraid Madina
2e096c1cbf
add these so I can be less naughty
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25034 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-28 06:29:02 +00:00
Duraid Madina
3005961701
HB is *the* code janitor.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25031 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-28 04:55:42 +00:00
Duraid Madina
8c7bd3615a
mixed-STL programs are big and nasty :(
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25030 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-28 02:44:35 +00:00
Andrew Lenharth
57030e36e4
allow custom lowering to return null for legal results
...
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.
...
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.
...
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 :-/
...
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
...
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:
...
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).
...
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:
...
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
...
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
...
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
...
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
...
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
...
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.
...
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
Reid Spencer
780c861733
Add an eol at the end to shut gcc sup.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24926 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-22 01:41:00 +00:00
Evan Cheng
ff9be11da2
Lefted out TargetLowering::
...
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.
...
* 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.
...
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
...
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
Jim Laskey
e503289977
Start of Dwarf framework.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24914 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 19:48:16 +00:00
Chris Lattner
f9dee6a047
make sure to relegalize all cases
...
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
...
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)
...
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
...
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
Chris Lattner
8de324b59c
Don't emit a null terminator, nor anything after it, to the ctor/dtor list
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24887 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 01:17:37 +00:00
Evan Cheng
7226158d7e
Added a hook to print out names of target specific DAG nodes.
...
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
Chris Lattner
69a889eb35
Fix a nasty latent bug in the legalizer that was triggered by my patch
...
last night, breaking crafty and twolf. Make sure that the newly found
legal nodes are themselves not re-legalized until the next iteration.
Also, since this functionality exists now, we can reduce number of legalizer
iterations by depending on this behavior instead of having to misuse 'do
another iteration' to get the same effect.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24875 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-20 00:53:54 +00:00
Evan Cheng
898101c15f
X86 conditional branch support.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24870 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-19 23:12:38 +00:00
Evan Cheng
115c036a4c
Print out opcode number if it's an unknown target node.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24869 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-19 23:11:49 +00:00
Chris Lattner
9f8cc69009
Fix a case where the DAG Combiner would accidentally CSE flag-producing nodes,
...
creating graphs that cannot be scheduled.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24866 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-19 22:21:21 +00:00