diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/R600Instructions.td')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/R600Instructions.td | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/llvm/lib/Target/AMDGPU/R600Instructions.td b/llvm/lib/Target/AMDGPU/R600Instructions.td index cbdf0de44f87..2cc21364c439 100644 --- a/llvm/lib/Target/AMDGPU/R600Instructions.td +++ b/llvm/lib/Target/AMDGPU/R600Instructions.td @@ -1006,7 +1006,7 @@ class MULADD_Common <bits<5> inst> : R600_3OP < class MULADD_IEEE_Common <bits<5> inst> : R600_3OP < inst, "MULADD_IEEE", - [(set f32:$dst, (fmad f32:$src0, f32:$src1, f32:$src2))] + [(set f32:$dst, (any_fmad f32:$src0, f32:$src1, f32:$src2))] >; class FMA_Common <bits<5> inst> : R600_3OP < @@ -1233,6 +1233,11 @@ def : R600Pat< def : RcpPat<recip_ieee, f32>; } +class SqrtPat<Instruction RsqInst, Instruction RecipInst> : R600Pat < + (fsqrt f32:$src), + (RecipInst (RsqInst $src)) +>; + //===----------------------------------------------------------------------===// // R600 / R700 Instructions //===----------------------------------------------------------------------===// @@ -1272,8 +1277,8 @@ let Predicates = [isR600] in { defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>; def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>; - def : R600Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>; def : RsqPat<RECIPSQRT_IEEE_r600, f32>; + def : SqrtPat<RECIPSQRT_IEEE_r600, RECIP_IEEE_r600>; def R600_ExportSwz : ExportSwzInst { let Word1{20-17} = 0; // BURST_COUNT |