RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2025-01-31 20:51:52 +01:00
Code Issues Projects Releases Wiki Activity

Have FastISel skip the multiply by 1 for getelementptr on i8*.

Browse Source 
llvm-svn: 55129
This commit is contained in:
Dan Gohman 2008-08-21 17:37:05 +00:00
parent 5bbfc7e05f
commit 7c434de476
1 changed files with 2 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
lib/CodeGen/SelectionDAG/FastISel.cpp
View File

@ -124,10 +124,8 @@ bool FastISel::SelectGetElementPtr(Instruction *I,
// Unhandled operand. Halt "fast" selection and bail.
return false;
// FIXME: If multiple is power of two, turn it into a shift. The
// optimization should be in FastEmit_ri?
IdxN = FastEmit_ri_(VT, ISD::MUL, IdxN,
ElementSize, VT);
if (ElementSize != 1)
IdxN = FastEmit_ri_(VT, ISD::MUL, IdxN, ElementSize, VT);
if (IdxN == 0)
// Unhandled operand. Halt "fast" selection and bail.
return false;