From cca75d24069efb69b10742c1663cbc03bdd0a9a5 Mon Sep 17 00:00:00 2001
From: Aditya Nandakumar <aditya_nandakumar@apple.com>
Date: Tue, 27 Jun 2017 22:19:32 +0000
Subject: [GISel]: Add G_FEXP, G_FEXP2 opcodes

Also add IRTranslator support.
https://reviews.llvm.org/D34710

llvm-svn: 306475
---
 llvm/include/llvm/Target/GenericOpcodes.td                | 13 +++++++++++++
 llvm/include/llvm/Target/GlobalISel/SelectionDAGCompat.td |  1 +
 llvm/include/llvm/Target/TargetOpcodes.def                |  6 ++++++
 3 files changed, 20 insertions(+)

(limited to 'llvm/include')

diff --git a/llvm/include/llvm/Target/GenericOpcodes.td b/llvm/include/llvm/Target/GenericOpcodes.td
index 9593d8bd7ed..53055541a4a 100644
--- a/llvm/include/llvm/Target/GenericOpcodes.td
+++ b/llvm/include/llvm/Target/GenericOpcodes.td
@@ -416,6 +416,19 @@ def G_FPOW : Instruction {
   let hasSideEffects = 0;
 }
 
+// Floating point base-e exponential of a value.
+def G_FEXP : Instruction {
+  let OutOperandList = (outs type0:$dst);
+  let InOperandList = (ins type0:$src1);
+  let hasSideEffects = 0;
+}
+
+// Floating point base-2 exponential of a value.
+def G_FEXP2 : Instruction {
+  let OutOperandList = (outs type0:$dst);
+  let InOperandList = (ins type0:$src1);
+  let hasSideEffects = 0;
+}
 //------------------------------------------------------------------------------
 // Memory ops
 //------------------------------------------------------------------------------
diff --git a/llvm/include/llvm/Target/GlobalISel/SelectionDAGCompat.td b/llvm/include/llvm/Target/GlobalISel/SelectionDAGCompat.td
index a06c67fe814..166e7488125 100644
--- a/llvm/include/llvm/Target/GlobalISel/SelectionDAGCompat.td
+++ b/llvm/include/llvm/Target/GlobalISel/SelectionDAGCompat.td
@@ -62,6 +62,7 @@ def : GINodeEquiv<G_FMUL, fmul>;
 def : GINodeEquiv<G_FDIV, fdiv>;
 def : GINodeEquiv<G_FREM, frem>;
 def : GINodeEquiv<G_FPOW, fpow>;
+def : GINodeEquiv<G_FEXP2, fexp2>;
 def : GINodeEquiv<G_BR, br>;
 
 // Specifies the GlobalISel equivalents for SelectionDAG's ComplexPattern.
diff --git a/llvm/include/llvm/Target/TargetOpcodes.def b/llvm/include/llvm/Target/TargetOpcodes.def
index 836b11cf89c..2fc0421f5df 100644
--- a/llvm/include/llvm/Target/TargetOpcodes.def
+++ b/llvm/include/llvm/Target/TargetOpcodes.def
@@ -369,6 +369,12 @@ HANDLE_TARGET_OPCODE(G_FREM)
 /// Generic FP exponentiation.
 HANDLE_TARGET_OPCODE(G_FPOW)
 
+/// Generic base-e exponential of a value.
+HANDLE_TARGET_OPCODE(G_FEXP)
+
+/// Generic base-2 exponential of a value.
+HANDLE_TARGET_OPCODE(G_FEXP2)
+
 /// Generic FP negation.
 HANDLE_TARGET_OPCODE(G_FNEG)
 
-- 
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