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

Add a FIXME about the VECTOR_SHUFFLE evil hack.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47676 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands 2008-02-27 17:39:13 +00:00
parent 6b0f14b96a
commit 052e976f85
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
lib/CodeGen/SelectionDAG/LegalizeTypesSplit.cpp
View File

@ -547,6 +547,8 @@ SDOperand DAGTypeLegalizer::SplitOp_VECTOR_SHUFFLE(SDNode *N, unsigned OpNo) {
// If the element type is not legal, find a larger legal type to use for
// the BUILD_VECTOR operands. This is an ugly hack, but seems to work!
// FIXME: The real solution is to change VECTOR_SHUFFLE into a variadic
// node where the shuffle mask is a list of integer operands, #2 .. #2+n.
for (MVT::SimpleValueType OpVT = EltVT; OpVT <= MVT::LAST_INTEGER_VALUETYPE;
// Integer values types are consecutively numbered. Exploit this.
OpVT = MVT::SimpleValueType(OpVT + 1)) {