From fca9efcbc4914603af1fd1cbf2a76a468a9ecf78 Mon Sep 17 00:00:00 2001
From: Justin Holewinski <justin.holewinski@gmail.com>
Date: Thu, 10 Mar 2011 16:57:18 +0000
Subject: PTX: Add preliminary support for floating-point divide and
 multiply-and-add

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127410 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/PTX/fdiv-sm10.ll | 15 +++++++++++++++
 test/CodeGen/PTX/fdiv-sm13.ll | 15 +++++++++++++++
 test/CodeGen/PTX/mad.ll       | 17 +++++++++++++++++
 3 files changed, 47 insertions(+)
 create mode 100644 test/CodeGen/PTX/fdiv-sm10.ll
 create mode 100644 test/CodeGen/PTX/fdiv-sm13.ll
 create mode 100644 test/CodeGen/PTX/mad.ll

(limited to 'test/CodeGen')

diff --git a/test/CodeGen/PTX/fdiv-sm10.ll b/test/CodeGen/PTX/fdiv-sm10.ll
new file mode 100644
index 0000000..42f615d
--- /dev/null
+++ b/test/CodeGen/PTX/fdiv-sm10.ll
@@ -0,0 +1,15 @@
+; RUN: llc < %s -march=ptx -mattr=+sm10 | FileCheck %s
+
+define ptx_device float @t1_f32(float %x, float %y) {
+; CHECK: div.approx.f32 f0, f1, f2;
+; CHECK-NEXT: ret;
+	%a = fdiv float %x, %y
+	ret float %a
+}
+
+define ptx_device double @t1_f64(double %x, double %y) {
+; CHECK: div.f64 fd0, fd1, fd2;
+; CHECK-NEXT: ret;
+	%a = fdiv double %x, %y
+	ret double %a
+}
diff --git a/test/CodeGen/PTX/fdiv-sm13.ll b/test/CodeGen/PTX/fdiv-sm13.ll
new file mode 100644
index 0000000..eb20f78
--- /dev/null
+++ b/test/CodeGen/PTX/fdiv-sm13.ll
@@ -0,0 +1,15 @@
+; RUN: llc < %s -march=ptx -mattr=+sm13 | FileCheck %s
+
+define ptx_device float @t1_f32(float %x, float %y) {
+; CHECK: div.approx.f32 f0, f1, f2;
+; CHECK-NEXT: ret;
+	%a = fdiv float %x, %y
+	ret float %a
+}
+
+define ptx_device double @t1_f64(double %x, double %y) {
+; CHECK: div.rn.f64 fd0, fd1, fd2;
+; CHECK-NEXT: ret;
+	%a = fdiv double %x, %y
+	ret double %a
+}
diff --git a/test/CodeGen/PTX/mad.ll b/test/CodeGen/PTX/mad.ll
new file mode 100644
index 0000000..56c77eb
--- /dev/null
+++ b/test/CodeGen/PTX/mad.ll
@@ -0,0 +1,17 @@
+; RUN: llc < %s -march=ptx | FileCheck %s
+
+define ptx_device float @t1_f32(float %x, float %y, float %z) {
+; CHECK: mad.rn.f32 f0, f1, f2, f3;
+; CHECK-NEXT: ret;
+	%a = fmul float %x, %y
+  %b = fadd float %a, %z
+	ret float %b
+}
+
+define ptx_device double @t1_f64(double %x, double %y, double %z) {
+; CHECK: mad.rn.f64 fd0, fd1, fd2, fd3;
+; CHECK-NEXT: ret;
+	%a = fmul double %x, %y
+  %b = fadd double %a, %z
+	ret double %b
+}
-- 
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