diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Target/R600/AMDGPUInstructions.td | 7 | ||||
-rw-r--r-- | lib/Target/R600/R600Instructions.td | 4 |
2 files changed, 10 insertions, 1 deletions
diff --git a/lib/Target/R600/AMDGPUInstructions.td b/lib/Target/R600/AMDGPUInstructions.td index 3c5375d84e..7acd67313e 100644 --- a/lib/Target/R600/AMDGPUInstructions.td +++ b/lib/Target/R600/AMDGPUInstructions.td @@ -388,6 +388,11 @@ class SHA256MaPattern <Instruction BFI_INT, Instruction XOR> : Pat < // Bitfield extract patterns +/* + +XXX: The BFE pattern is not working correctly because the XForm is not being +applied. + def legalshift32 : ImmLeaf <i32, [{return Imm >=0 && Imm < 32;}]>; def bfemask : PatLeaf <(imm), [{return isMask_32(N->getZExtValue());}], SDNodeXForm<imm, [{ return CurDAG->getTargetConstant(CountTrailingOnes_32(N->getZExtValue()), MVT::i32);}]>>; @@ -397,6 +402,8 @@ class BFEPattern <Instruction BFE> : Pat < (BFE $x, $y, $z) >; +*/ + // rotr pattern class ROTRPattern <Instruction BIT_ALIGN> : Pat < (rotr i32:$src0, i32:$src1), diff --git a/lib/Target/R600/R600Instructions.td b/lib/Target/R600/R600Instructions.td index 0346e24ab7..5e0e3349ad 100644 --- a/lib/Target/R600/R600Instructions.td +++ b/lib/Target/R600/R600Instructions.td @@ -1516,7 +1516,9 @@ let Predicates = [isEGorCayman] in { i32:$src2))], VecALU >; - def : BFEPattern <BFE_UINT_eg>; +// XXX: This pattern is broken, disabling for now. See comment in +// AMDGPUInstructions.td for more info. +// def : BFEPattern <BFE_UINT_eg>; def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", [], VecALU>; defm : BFIPatterns <BFI_INT_eg>; |