passed.

llvm-svn: 22886

llvm-svn: 22884

the operand lists of a few other nodes.

llvm-svn: 22883

llvm-svn: 22882

llvm-svn: 22881

llvm-svn: 22877

llvm-svn: 22870

llvm-svn: 22869

llvm-svn: 22866

as the argument to LIS rather than the result of HA16(constant).

The DAG->DAG ISel was already doing the right thing.

llvm-svn: 22865

Now for int foo() { return -1; } we generate:
_foo:
        li r3, -1
        blr

instead of
_foo:
        lis r2, -1
        ori r3, r2, 65535
        blr

llvm-svn: 22864

to make the code follow people's expectations better.

llvm-svn: 22861

llvm-svn: 22858

llvm-svn: 22857

llvm-svn: 22855

llvm-svn: 22854

llvm-svn: 22851

llvm-svn: 22850

llvm-svn: 22849

llvm-svn: 22848

several of the PowerPC opcodes that come in both negated and non-negated
forms.

llvm-svn: 22845

llvm-svn: 22839

llvm-svn: 22838

llvm-svn: 22837

incomplete, but it is a start.  It handles basic argument/retval stuff, immediates,
add and sub.

llvm-svn: 22836

llvm-svn: 22835

and some that were preexisting.  All alpha regtests pass now.

llvm-svn: 22829

selector.  Also, there is no difference between addSImm and addImm, so just
use addImm, folding some branches.

llvm-svn: 22819

llvm-svn: 22818

llvm-svn: 22817

marked as legal.

llvm-svn: 22816

llvm-svn: 22815

Remove dead code in ISD::Constant handling
Add support for add long, imm16

We now codegen 'long long foo(long long a) { return ++a; }'
as:
addic r4, r4, 1
addze r3, r3
blr

instead of:
li r2, 1
li r5, 0
addc r2, r4, r2
adde r3, r3, r5
blr

llvm-svn: 22811

llvm-svn: 22808

llvm-svn: 22807

fixme from the PowerPC backend.  Emit slightly better code for legalizing
select_cc.

llvm-svn: 22805

can be shared with the DAG->DAG selector.

llvm-svn: 22799

Only run createLowerConstantExpressionsPass for the simple isel.  The DAG
isel has no need for it.

llvm-svn: 22794

llvm-svn: 22792

Changed code gen for int to f32 to use rounding.  This makes FP results
consistent with gcc.

llvm-svn: 22791