Nate Begeman
16d6ea5264
Add support for count trailing zeroes, and population count. These are
...
needed for folding constants in the upcoming dag combiner.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23163 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-31 00:25:01 +00:00
Jim Laskey
1043389135
include/llvm/Support/MathExtras.h
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22846 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-17 23:54:12 +00:00
Jim Laskey
59b8fcfa5f
Added support for converting raw bits to FP, and FP to raw bits. The intent
...
is to avoid the distraction of the union declarations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22830 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-17 17:27:47 +00:00
Chris Lattner
2be12faabb
Fix an obvious bug in the Log2 stuff that broke SingleSource/UnitTests/2005-05-12-Int64ToFP
...
last night.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22630 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-03 20:53:19 +00:00
Chris Lattner
89bfcd34cb
Wrap comments to 80 cols, fix code sequence for CountLeadingZeros_64 on
...
non-ppc GCC 4.0 machines. Patch by Jim Laskey!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22618 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-03 16:53:58 +00:00
Chris Lattner
865dc8f64f
Fix another bug in the clz patch that caused miscompilations when !gcc4
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22616 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-03 01:04:40 +00:00
Chris Lattner
e6ec587059
Fix the non-gcc 4.0 paths for countleadingzeros
...
Patch fixed by Jim Laskey
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22598 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-02 20:21:33 +00:00
Chris Lattner
591083a5c7
Fix inverted conditionals
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22597 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-02 20:06:18 +00:00
Chris Lattner
3b65576527
Fix the non-gcc 4.0 path to compile
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22593 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-02 19:21:51 +00:00
Chris Lattner
88c606eb0c
Consolidate all of the various log2 computing functions into MathExtras.h.
...
Also, provide accelerated implementations when building with GCC.
Patch contributed by Jim Laskey!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22591 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-02 19:15:30 +00:00
Misha Brukman
63b3afa984
Remove trailing whitespace
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21411 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-21 20:48:15 +00:00
Reid Spencer
551ccae044
Changes For Bug 352
...
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/.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16137 91177308-0d34-0410-b5e6-96231b3b80d8
2004-09-01 22:55:40 +00:00
Chris Lattner
e265504e82
Add an overload
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15889 91177308-0d34-0410-b5e6-96231b3b80d8
2004-08-17 19:17:10 +00:00
Brian Gaeke
a7d03b466a
Add prototypes for platform-independent wrappers for isinf().
...
Patch contributed by Bill Wendling.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15055 91177308-0d34-0410-b5e6-96231b3b80d8
2004-07-21 03:15:14 +00:00
Brian Gaeke
7764f4b2e0
Provide prototypes for IsNAN() wrapper.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14339 91177308-0d34-0410-b5e6-96231b3b80d8
2004-06-23 00:25:24 +00:00
Brian Gaeke
bb92f6fbf2
Cygwin defines log2 as a macro. Undef it here IFF it has already been defined,
...
so that we always get the inline function instead. Remember, kids, like it says
in the GCC manual, "An Inline Function is As Fast As a Macro."
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11815 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-25 01:53:45 +00:00
Chris Lattner
8b70b78ba4
Fixes for PR114: Thanks to Reid Spencer!
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10029 91177308-0d34-0410-b5e6-96231b3b80d8
2003-11-16 20:21:15 +00:00
Brian Gaeke
d0fde30ce8
Put all LLVM code into the llvm namespace, as per bug 109.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9903 91177308-0d34-0410-b5e6-96231b3b80d8
2003-11-11 22:41:34 +00:00
John Criswell
b2109ce978
Added LLVM notice.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9300 91177308-0d34-0410-b5e6-96231b3b80d8
2003-10-20 19:46:57 +00:00
Chris Lattner
48486893f4
Standardize header file comments
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8782 91177308-0d34-0410-b5e6-96231b3b80d8
2003-09-30 18:37:50 +00:00
Brian Gaeke
a9f6e4ae0e
Regularize the names of #include-guards.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6732 91177308-0d34-0410-b5e6-96231b3b80d8
2003-06-17 00:35:55 +00:00
Chris Lattner
4a63b72df9
Don't #include <Support/*>, #include "Support/*"
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4325 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-28 02:11:53 +00:00
Chris Lattner
16ca2b991b
Fix ambiguity problem due to builtin log2(double) function
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3800 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-17 23:56:50 +00:00
Chris Lattner
54ea60c69e
Cleanups, rename IsPowerOf2 to isPowerOf2
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2662 91177308-0d34-0410-b5e6-96231b3b80d8
2002-05-19 21:19:55 +00:00
Vikram S. Adve
bcfa423e3d
Added log2 for log-base-2 and also modified IsPower2 to use it.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2653 91177308-0d34-0410-b5e6-96231b3b80d8
2002-05-19 15:46:52 +00:00
Chris Lattner
cee8f9ae67
Create a new #include "Support/..." directory structure to move things
...
from "llvm/Support/..." that are not llvm dependant.
Move files and fix #includes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1400 91177308-0d34-0410-b5e6-96231b3b80d8
2001-11-27 00:03:19 +00:00