From ac9385a5557ee2f34a509d39c58a8557a0ff686d Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Fri, 12 Oct 2007 00:01:22 +0000
Subject: [PATCH] Add intrinsics for sin, cos, and pow. These use
 llvm_anyfloat_ty, and so may be overloaded with vector types. And add a
 testcase for codegen for these.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42885 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Intrinsics.td                    |  4 +++
 lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 16 +++++++++++
 test/CodeGen/X86/vector-intrinsics.ll         | 27 +++++++++++++++++++
 3 files changed, 47 insertions(+)
 create mode 100644 test/CodeGen/X86/vector-intrinsics.ll

diff --git a/include/llvm/Intrinsics.td b/include/llvm/Intrinsics.td
index 6b6b0f51d13..d205d98eb99 100644
--- a/include/llvm/Intrinsics.td
+++ b/include/llvm/Intrinsics.td
@@ -184,6 +184,10 @@ let Properties = [IntrWriteArgMem] in {
 let Properties = [IntrNoMem] in {
   def int_sqrt : Intrinsic<[llvm_anyfloat_ty, LLVMMatchType<0>]>;
   def int_powi : Intrinsic<[llvm_anyfloat_ty, LLVMMatchType<0>, llvm_i32_ty]>;
+  def int_sin  : Intrinsic<[llvm_anyfloat_ty, LLVMMatchType<0>]>;
+  def int_cos  : Intrinsic<[llvm_anyfloat_ty, LLVMMatchType<0>]>; 
+  def int_pow  : Intrinsic<[llvm_anyfloat_ty,
+                            LLVMMatchType<0>, LLVMMatchType<0>]>; 
 }
 
 // NOTE: these are internal interfaces.
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index b1bf475c473..d636e8b98f4 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -2807,6 +2807,22 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
                              getValue(I.getOperand(1)),
                              getValue(I.getOperand(2))));
     return 0;
+  case Intrinsic::sin:
+    setValue(&I, DAG.getNode(ISD::FSIN,
+                             getValue(I.getOperand(1)).getValueType(),
+                             getValue(I.getOperand(1))));
+    return 0;
+  case Intrinsic::cos:
+    setValue(&I, DAG.getNode(ISD::FCOS,
+                             getValue(I.getOperand(1)).getValueType(),
+                             getValue(I.getOperand(1))));
+    return 0;
+  case Intrinsic::pow:
+    setValue(&I, DAG.getNode(ISD::FPOW,
+                             getValue(I.getOperand(1)).getValueType(),
+                             getValue(I.getOperand(1)),
+                             getValue(I.getOperand(2))));
+    return 0;
   case Intrinsic::pcmarker: {
     SDOperand Tmp = getValue(I.getOperand(1));
     DAG.setRoot(DAG.getNode(ISD::PCMARKER, MVT::Other, getRoot(), Tmp));
diff --git a/test/CodeGen/X86/vector-intrinsics.ll b/test/CodeGen/X86/vector-intrinsics.ll
new file mode 100644
index 00000000000..32916589879
--- /dev/null
+++ b/test/CodeGen/X86/vector-intrinsics.ll
@@ -0,0 +1,27 @@
+; RUN: llvm-as < %s | llc -march=x86-64 | grep call | count 16
+
+declare <4 x double> @llvm.sin.v4f64(<4 x double> %p)
+declare <4 x double> @llvm.cos.v4f64(<4 x double> %p)
+declare <4 x double> @llvm.pow.v4f64(<4 x double> %p, <4 x double> %q)
+declare <4 x double> @llvm.powi.v4f64(<4 x double> %p, i32)
+
+define <4 x double> @foo(<4 x double> %p)
+{
+  %t = call <4 x double> @llvm.sin.v4f64(<4 x double> %p)
+  ret <4 x double> %t
+}
+define <4 x double> @goo(<4 x double> %p)
+{
+  %t = call <4 x double> @llvm.cos.v4f64(<4 x double> %p)
+  ret <4 x double> %t
+}
+define <4 x double> @moo(<4 x double> %p, <4 x double> %q)
+{
+  %t = call <4 x double> @llvm.pow.v4f64(<4 x double> %p, <4 x double> %q)
+  ret <4 x double> %t
+}
+define <4 x double> @zoo(<4 x double> %p, i32 %q)
+{
+  %t = call <4 x double> @llvm.powi.v4f64(<4 x double> %p, i32 %q)
+  ret <4 x double> %t
+}
-- 
2.34.1