Chris Lattner
15055733f8
The first operand to AND does not always have more than two operands. This
...
fixes MediaBench/toast with the dag selector
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23141 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-30 00:59:16 +00:00
Chris Lattner
6de08f4377
Fix a bug in my patch for legalizing to fsel. It cannot handle seteq/setne,
...
which I failed to include when I moved the code over. This fixes
MallocBench/gs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23140 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-30 00:45:18 +00:00
Chris Lattner
8f838720ad
emit FMR instructions to convert f64<->f32 instructions, so things like
...
STOREs, know the right type to store.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23139 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-30 00:30:43 +00:00
Chris Lattner
915fb302b1
Fix some really strange indentation that xcode likes to use.
...
no xcode, this is not right:
if (!foo) break;
X;
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23138 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-30 00:19:00 +00:00
Chris Lattner
8bbcc20a9d
fix a crash in cfrac
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23137 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-29 23:49:25 +00:00
Chris Lattner
9c2dece8e2
Implement DYNAMIC_STACKALLOC, wrap some long lines
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23136 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-29 23:30:11 +00:00
Chris Lattner
7107c10501
Fix a dumb bug of mine where we were mishandling the PPC ABI (undef handling).
...
This fixes voronoi and bh in Olden, allowing all of olden to pass!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23133 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-29 22:22:57 +00:00
Chris Lattner
efa6abcb95
Fix a bug the last patch exposed in treeadd among others
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23127 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-29 01:07:02 +00:00
Chris Lattner
2fef809b5b
A hack to fix a problem folding immedaites. This fixes Olden/power.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23126 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-29 01:01:01 +00:00
Chris Lattner
2a06a5ef36
Fix order of operands for copytoreg node when emitting calls. This fixes
...
Olden/msFix order of operands for copytoreg node when emitting calls. This fixes
Olden/mstt.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23125 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-29 00:26:57 +00:00
Chris Lattner
b9efd14568
add operands in the correct order
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23123 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-29 00:02:01 +00:00
Chris Lattner
c8a89a1fcb
Fix a bug in FP_EXTEND, implement FP_TO_SINT
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23121 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-28 23:59:09 +00:00
Chris Lattner
528f58e813
fix an assertion failure in treeadd
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23120 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-28 23:39:22 +00:00
Chris Lattner
e3f1c97734
The condition register being branched on may not be cr0, as such, print it.
...
This fixes: UnitTests/2005-07-17-INT-To-FP.c
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23112 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 23:42:05 +00:00
Chris Lattner
f48e83ded0
Propagate cr# from COND_BRANCH to the actual branch instruction as appropriate
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23111 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 23:41:27 +00:00
Chris Lattner
28b9cc2d13
allow code using mtcrf to assemble
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23107 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 22:05:54 +00:00
Nate Begeman
a0df5d8da5
Remove operand type 'crbit', since it is no longer used
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23106 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 22:04:17 +00:00
Chris Lattner
82972705df
teach getClass what a condition reg is
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23105 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 21:51:29 +00:00
Chris Lattner
5087daac23
Minor cleanups:
...
* avoid calling getClass() multiple times (it is relatively expensive)
* Allow -disable-fp-elim to turn of frame pointer elimination.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23104 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 21:49:18 +00:00
Chris Lattner
8a2d3ca7df
implement SELECT_CC fully for the DAG->DAG isel!
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23101 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 21:23:58 +00:00
Chris Lattner
0bbea95433
Make fsel emission work with both the pattern and dag-dag selectors, by
...
giving it a non-instruction opcode. The dag->dag selector used to not
select the operands of the fsel, because it thought that whole tree was
already selected.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23091 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 20:25:03 +00:00
Chris Lattner
13794f5d01
implement the fold for:
...
bool %test(int %X, int %Y) {
%C = setne int %X, 0
ret bool %C
}
to:
_test:
addic r2, r3, -1
subfe r3, r2, r3
blr
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23089 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 18:46:49 +00:00
Chris Lattner
52987f4f65
Changes to adjust to new ReplaceAllUsesWith syntax. Change FP_EXTEND to
...
just return its input, instead of emitting an explicit copy.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23088 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 18:37:23 +00:00
Nate Begeman
60675f7562
Remove some code made dead by the fsel patch
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23085 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 17:45:06 +00:00
Chris Lattner
28b9be300c
now that fsel is formed during legalization, this code is dead
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23084 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 17:40:39 +00:00
Chris Lattner
0b1e4e508b
implement the other half of the select_cc -> fsel lowering, which handles
...
when the RHS of the comparison is 0.0. Turn this on by default.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23083 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 17:36:52 +00:00
Chris Lattner
5839bf2b3b
Change ConstantPoolSDNode to actually hold the Constant itself instead of
...
putting it into the constant pool. This allows the isel machinery to
create constants that it will end up deciding are not needed, without them
ending up in the resultant function constant pool.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23081 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 17:15:30 +00:00
Chris Lattner
95e0682a42
Fix some warnings in an optimized build
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23080 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 16:38:51 +00:00
Chris Lattner
2bb06cdf27
Fix a huge annoyance: SelectNodeTo took types before the opcode unlike
...
every other SD API. Fix it to take the opcode before the types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23079 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 16:36:26 +00:00
Nate Begeman
6718f11feb
Fix JIT encoding of conditional branches
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23076 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 04:11:42 +00:00
Chris Lattner
e4bc9ea0a5
add initial support for converting select_cc -> fsel in the legalizer
...
instead of in the backend. This currently handles fsel cases with registers,
but doesn't have the 0.0 and -0.0 optimization enabled yet.
Once this is finished, special hack for fp immediates can go away.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23075 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 00:52:45 +00:00
Nate Begeman
bb22df31d9
SUBFIC produces two results, not one.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23073 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 00:34:06 +00:00
Nate Begeman
6660cd65cf
Implement SHL_PARTS and SRL_PARTS
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23072 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-26 00:28:00 +00:00
Chris Lattner
b20c318df0
Emit the lo/hi parts in the right order :)
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23068 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 23:36:49 +00:00
Chris Lattner
a9317ed361
implement support for 64-bit add/sub, fix a broken assertion for 64-bit
...
return. Allow the udiv breaker-upper to work with any non-zero constant
operand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23066 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 23:21:06 +00:00
Chris Lattner
801d5f56bb
simplify the add/sub_parts code
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23065 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 23:19:58 +00:00
Chris Lattner
047b952e29
Finish implementing SDIV/UDIV by copying over the majik constant code from
...
ISelPattern
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23062 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 22:04:30 +00:00
Chris Lattner
c70b4afce2
Simplify some code. It's not clear why the UDIV expanded sequence
...
doesn't work for large uint constants, but we'll keep the current behavior
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23061 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 22:03:50 +00:00
Chris Lattner
957fcfbd89
Implement setcc correctly for G5 and non-G5 systems
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23060 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 21:39:42 +00:00
Chris Lattner
64906a06b3
implement setcc on the G5. We're still missing the non-g5 specific bits, but
...
they will come later.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23059 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 20:08:18 +00:00
Nate Begeman
c8e27db5c5
Remove option to make SetCC illegal on PowerPC after long discussion with
...
Chris. This will be accomplished through correctly modeling CR's and
subregs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23056 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 20:01:10 +00:00
Chris Lattner
8784a23075
Add support for sdiv by 2^k and -2^k. Producing code like:
...
_test:
srawi r2, r3, 2
addze r3, r2
blr
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23052 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 17:50:06 +00:00
Chris Lattner
ee84f11577
fit in 80 cols
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23051 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 17:49:31 +00:00
Chris Lattner
34e17052a7
Implement support for taking the address of constant pool indices, which
...
is used by the int -> FP code among other things. This gets
2005-05-12-Int64ToFP past that failure, to dying on lack of support for add_parts
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23042 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 05:04:11 +00:00
Chris Lattner
2fe76e58eb
Add support for FP constants, fixing UnitTests/2004-02-02-NegativeZero
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23038 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 04:47:18 +00:00
Chris Lattner
e28e40a273
Fully implement frame index, so that we can pass the address of alloca's
...
around to functions and stuff
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23036 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 00:45:43 +00:00
Chris Lattner
89532c7db0
implement unconditional branches, fixing UnitTests/2003-05-02-DependentPHI.c
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23034 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 00:29:58 +00:00
Chris Lattner
fdf8366ecc
LFS/STFS load and store FP values, not integer ones. This change allows us
...
to codegen this: float foo() { return 1.245; }
into this:
_foo:
lis r2, ha16(.CPI_foo_0)
lfs f1, lo16(.CPI_foo_0)(r2)
blr
instead of this:
_foo:
lis r2, ha16(.CPI_foo_0)
lfs r2, lo16(.CPI_foo_0)(r2) <-- ouch
or f1, r2, r2 <-- ouch
blr
with the dag isel.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23033 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 00:26:22 +00:00
Chris Lattner
ed7956bfe4
Fix a broken assertion
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23032 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 00:19:12 +00:00
Chris Lattner
2b54400f08
Split IMPLICIT_DEF into IMPLICIT_DEF_GPR and IMPLICIT_DEF_FP, so that the
...
instructions take a consistent reg class. Implement ISD::UNDEF in the dag->dag
selector to generate this, fixing UnitTests/2003-07-06-IntOverflow.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23028 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-24 23:08:16 +00:00