maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

Treat floating point ST1 the same as ST0 when lowering for a call result 

llvm-svn: 55135
This commit is contained in:
Mon P Wang 2008-08-21 19:54:16 +00:00
parent 893ce348a7
commit 5c2ac4a5e0
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
llvm/lib/Target/X86/X86ISelLowering.cpp
View File

@ -969,7 +969,8 @@ LowerCallResult(SDValue Chain, SDValue InFlag, SDNode *TheCall,
// If this is a call to a function that returns an fp value on the floating
// point stack, but where we prefer to use the value in xmm registers, copy
// it out as F80 and use a truncate to move it from fp stack reg to xmm reg.
if (RVLocs[i].getLocReg() == X86::ST0 &&
if ((RVLocs[i].getLocReg() == X86::ST0 ||
RVLocs[i].getLocReg() == X86::ST1) &&
isScalarFPTypeInSSEReg(RVLocs[i].getValVT())) {
CopyVT = MVT::f80;
}