llvm-svn: 25339

be subtracted from the stack pointer.

llvm-svn: 25331

llvm-svn: 25329

llvm-svn: 25327

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)

llvm-svn: 25325

llvm-svn: 25313

llvm-svn: 25312

lower STACKSAVE/STACKRESTORE into a copy from/to that register.

llvm-svn: 25276

targets to custom expand them as they desire.

llvm-svn: 25273

llvm-svn: 25270

llvm-svn: 25268

used by the C backend.

llvm-svn: 25267

        subfic r3, r2, 33

instead of this:

        subfic r2, r2, 32
        addi r3, r2, 1

llvm-svn: 25255

llvm-svn: 25251

promote/expand code yet.  This fixes the 177.mesa failure on PPC.

llvm-svn: 25250

llvm-svn: 25224

llvm-svn: 25223

Add dag combiner code to recognize rotl, rotr
Add ppc code to match rotl

Targets should add rotl/rotr patterns if they have them

llvm-svn: 25222

llvm-svn: 25184

llvm-svn: 25179

llvm-svn: 25173

llvm-svn: 25165

and SRL_PARTS.
* Fix a bug that caused *_PARTS to be custom lowered twice.

llvm-svn: 25157

llvm-svn: 25156

llvm-svn: 25124

llvm-svn: 25121

llvm-svn: 25120

llvm-svn: 25116

inserted in the code.

llvm-svn: 25104

pass manager do it's thing."  Fixes crash when compiling -g files and suppresses
dwarf statements if no debug info is present.

llvm-svn: 25100

llvm-svn: 25096

llvm-svn: 25095

llvm-svn: 25093

llvm-svn: 25090

llvm-svn: 25089

llvm-svn: 25086

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.

llvm-svn: 25083

don't help anyone)

llvm-svn: 25081

llvm-svn: 25080

GDB use tolerable

llvm-svn: 25064