6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-04-06 09:44:39 +00:00
Code Issues Projects Releases Wiki Activity

R600/SI: Replace ffs(x) - 1 with countTrailingZeros(x)

Browse Source 
ffs(x) broke the mingw buildbot.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193225 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tom Stellard 2013-10-23 03:50:25 +00:00
parent 752d303a10
commit 9242b73286
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
lib/Target/R600/SIISelLowering.cpp
View File

@ -1115,7 +1115,7 @@ void SITargetLowering::adjustWritemask(MachineSDNode *&Node,
unsigned Comp;
for (unsigned i = 0, Dmask = OldDmask; i <= Lane; i++) {
assert(Dmask);
Comp = ffs(Dmask)-1;
Comp = countTrailingZeros(Dmask);
Dmask &= ~(1 << Comp);
}