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| -rw-r--r-- | lib/Target/PowerPC/README_ALTIVEC.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/README_ALTIVEC.txt b/lib/Target/PowerPC/README_ALTIVEC.txt index 9611f9e318..143804da07 100644 --- a/lib/Target/PowerPC/README_ALTIVEC.txt +++ b/lib/Target/PowerPC/README_ALTIVEC.txt @@ -169,3 +169,11 @@ LBB1_2: ; entry blr //===----------------------------------------------------------------------===// + +CodeGen/PowerPC/vec_constants.ll has an and operation that should be +codegen'd to andc. The issue is that the 'all ones' build vector is +SelectNodeTo'd a VSPLTISB instruction node before the and/xor is selected +which prevents the vnot pattern from matching. + + +//===----------------------------------------------------------------------===// |