diff options
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUGISel.td | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUGISel.td b/llvm/lib/Target/AMDGPU/AMDGPUGISel.td index accb8eac9f0..ac2951ca532 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUGISel.td +++ b/llvm/lib/Target/AMDGPU/AMDGPUGISel.td @@ -70,6 +70,17 @@ class GISelVop2Pat < (inst src0_vt:$src0, src1_vt:$src1) >; +// FIXME: clamp operand should be OperandWithDefaultOps to 0, but it's badly broken. +class GISelVop2ClampingPat < + SDPatternOperator node, + Instruction inst, + ValueType dst_vt, + ValueType src0_vt = dst_vt, ValueType src1_vt = src0_vt> : GCNPat < + + (dst_vt (node (src0_vt (sd_vsrc0 src0_vt:$src0)), (src1_vt VGPR_32:$src1))), + (inst src0_vt:$src0, src1_vt:$src1, 0) +>; + class GISelVop2CommutePat < SDPatternOperator node, Instruction inst, @@ -129,7 +140,16 @@ def : GISelSop2Pat <or, S_OR_B32, i32>; def : GISelVop2Pat <or, V_OR_B32_e32, i32>; def : GISelSop2Pat <add, S_ADD_I32, i32>; + +let SubtargetPredicate = NotHasAddNoCarryInsts in { +// FIXME: This should use the VOP3 form +//def : GISelVop2ClampingPat <add, V_ADD_I32_e64, i32>; def : GISelVop2Pat <add, V_ADD_I32_e32, i32>; +} + +let SubtargetPredicate = HasAddNoCarryInsts in { +def : GISelVop2ClampingPat <add, V_ADD_U32_e64, i32>; +} def : GISelSop2Pat <sra, S_ASHR_I32, i32>; let AddedComplexity = 100 in { |
