AMDGPU: Add v_mad 16-bit instructions definition.

Differential Revision: http://reviews.llvm.org/D21362

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@272919 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/AMDGPU/SIInstrInfo.td b/lib/Target/AMDGPU/SIInstrInfo.td
index f0040ce..1802a90 100644 (file)
--- a/lib/Target/AMDGPU/SIInstrInfo.td
+++ b/lib/Target/AMDGPU/SIInstrInfo.td
@@ -1447,6 +1447,9 @@ def VOP_F16_F16_F16 : VOPProfile <[f16, f16, f16, untyped]>;
 def VOP_F16_F16_I16 : VOPProfile <[f16, f16, i32, untyped]>;
 def VOP_I16_I16_I16 : VOPProfile <[i32, i32, i32, untyped]>;
 
+def VOP_I16_I16_I16_I16 : VOPProfile <[i32, i32, i32, i32, untyped]>;
+def VOP_F16_F16_F16_F16 : VOPProfile <[f16, f16, f16, f16, untyped]>;
+
 def VOP_NONE : VOPProfile <[untyped, untyped, untyped, untyped]>;
 
 def VOP_F32_F32 : VOPProfile <[f32, f32, untyped, untyped]>;

diff --git a/lib/Target/AMDGPU/VIInstructions.td b/lib/Target/AMDGPU/VIInstructions.td
index fcaa00d..5c490ab 100644 (file)
--- a/lib/Target/AMDGPU/VIInstructions.td
+++ b/lib/Target/AMDGPU/VIInstructions.td
@@ -75,6 +75,14 @@ defm V_MIN_I16 : VOP2Inst <vop2<0,0x32>, "v_min_i16", VOP_I16_I16_I16>;
 } // End isCommutable = 1
 defm V_LDEXP_F16 : VOP2Inst <vop2<0,0x33>, "v_ldexp_f16", VOP_F16_F16_I16>;
 
+//===----------------------------------------------------------------------===//
+// VOP3 Instructions
+//===----------------------------------------------------------------------===//
+let isCommutable = 1 in {
+    defm V_MAD_F16 : VOP3Inst <vop3<0, 0x1ea>, "v_mad_f16", VOP_F16_F16_F16_F16>;
+    defm V_MAD_U16 : VOP3Inst <vop3<0, 0x1eb>, "v_mad_u16", VOP_I16_I16_I16_I16>;
+    defm V_MAD_I16 : VOP3Inst <vop3<0, 0x1ec>, "v_mad_i16", VOP_I16_I16_I16_I16>;
+}
 } // let DisableSIDecoder = 1
 
 // Aliases to simplify matching of floating-point instructions that