value is returned in that register. The pseudo instructions
FpGETRESULT and FpSETRESULT shold also have an implicity use and def
of ST0 repsecitvely.

llvm-svn: 16246

llvm-svn: 16245

analysis running time from 2.7869secs to 2.5226secs on 176.gcc.

llvm-svn: 16244

llvm-svn: 16198

llvm-svn: 16188

llvm-svn: 16187

  Darwin and AIX and is not 32- or 64-bit specific
* Bring back PowerPC.td as a result, to make it use the `PowerPC' class name
* Adjust Makefile accordingly

llvm-svn: 16174

printers are now unified into one file.

llvm-svn: 16173

llvm-svn: 16164

32 and 64 bit AsmWriters unified
Darwin and AIX specific features of AsmWriter split out

llvm-svn: 16163

by default, like every other "clean" target in LLVM.

llvm-svn: 16161

llvm-svn: 16153

Patch contributed by Paolo Invernizzi!

llvm-svn: 16152

free allocatable register, we prefer the a free one with the most uses
of inactive intervals.

llvm-svn: 16148

free allocatable register, we prefer the a free one with the most uses
of inactive intervals. This causes less spills and performes a bit
better compared to gcc:

Program                 | GCC/LLC (Before)| GCC/LLC (After)
164.gzip/164.gzip       | 0.59            | 0.60
175.vpr/175.vpr         | 0.57            | 0.58
176.gcc/176.gcc         | 0.59            | 0.61
181.mcf/181.mcf         | 0.94            | 0.95
186.crafty/186.crafty   | 0.62            | 0.62
197.parser/197.parser   | 0.89            | 0.88
252.eon/252.eon         | 0.61            | 0.66
253.perlbmk/253.perlbmk | 0.79            | 0.84
254.gap/254.gap         | 0.81            | 0.81
255.vortex/255.vortex   | 0.92            | 0.93
256.bzip2/256.bzip2     | 0.69            | 0.69
300.twolf/300.twolf     | 0.91            | 0.90

llvm-svn: 16147

stored in a binary heap.

llvm-svn: 16143

llvm-svn: 16142

llvm-svn: 16138

Move include/Config and include/Support into include/llvm/Config,
include/llvm/ADT and include/llvm/Support. From here on out, all LLVM
public header files must be under include/llvm/.

llvm-svn: 16137

lists. Instead of scanning the vector backwards, scan it forward and
swap each element we want to erase. Then at the end erase all removed
intervals at once. This doesn't save much: 0.08s out of 4s when
compiling 176.gcc.

llvm-svn: 16136

llvm-svn: 16135

llvm-svn: 16133

llvm-svn: 16129

llvm-svn: 16127

llvm-svn: 16126

llvm-svn: 16125

configuration calls. Right now this just contains PreventCoreFiles so that
bugpoint can by platform independent.

llvm-svn: 16124

llvm-svn: 16123

llvm-svn: 16121

specific.

llvm-svn: 16119

llvm-svn: 16118

llvm-svn: 16112

llvm-svn: 16111

improvements on instruction selection that account for register and frame
index bases.

Patch contributed by Jeff Cohen. Thanks Jeff!

llvm-svn: 16110

llvm-svn: 16107

llvm-svn: 16106

llvm-svn: 16105

Put this change back in after testing from Reid proved its innocence.  getSpillSize now returns value in bits

llvm-svn: 16102

llvm-svn: 16100

to SIGSEGV in the bowels of isa<...> later.

llvm-svn: 16098