diff test/CodeGen/SystemZ/fp-div-03.ll @ 0:95c75e76d11b LLVM3.4

LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
parents
children afa8332a0e37
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/CodeGen/SystemZ/fp-div-03.ll	Thu Dec 12 13:56:28 2013 +0900
@@ -0,0 +1,20 @@
+; Test 128-bit floating-point division.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
+
+; There is no memory form of 128-bit division.
+define void @f1(fp128 *%ptr, float %f2) {
+; CHECK-LABEL: f1:
+; CHECK: lxebr %f0, %f0
+; CHECK: ld %f1, 0(%r2)
+; CHECK: ld %f3, 8(%r2)
+; CHECK: dxbr %f1, %f0
+; CHECK: std %f1, 0(%r2)
+; CHECK: std %f3, 8(%r2)
+; CHECK: br %r14
+  %f1 = load fp128 *%ptr
+  %f2x = fpext float %f2 to fp128
+  %sum = fdiv fp128 %f1, %f2x
+  store fp128 %sum, fp128 *%ptr
+  ret void
+}