From cd808237b24c7d6d0bb7ddf577dba37c31a06a50 Mon Sep 17 00:00:00 2001
From: Ulrich Weigand <ulrich.weigand@de.ibm.com>
Date: Tue, 5 May 2015 19:26:48 +0000
Subject: [SystemZ] Add CodeGen support for v2f64

This adds ABI and CodeGen support for the v2f64 type, which is natively
supported by z13 instructions.

Based on a patch by Richard Sandiford.

llvm-svn: 236522
---
 llvm/test/CodeGen/SystemZ/vec-const-18.ll | 85 +++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 llvm/test/CodeGen/SystemZ/vec-const-18.ll

(limited to 'llvm/test/CodeGen/SystemZ/vec-const-18.ll')

diff --git a/llvm/test/CodeGen/SystemZ/vec-const-18.ll b/llvm/test/CodeGen/SystemZ/vec-const-18.ll
new file mode 100644
index 00000000000..c6c20c2a003
--- /dev/null
+++ b/llvm/test/CodeGen/SystemZ/vec-const-18.ll
@@ -0,0 +1,85 @@
+; Test vector replicates that use VECTOR GENERATE MASK, v2f64 version.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
+
+; Test a word-granularity replicate with the lowest value that cannot use
+; VREPIF.
+define <2 x double> @f1() {
+; CHECK-LABEL: f1:
+; CHECK: vgmf %v24, 16, 16
+; CHECK: br %r14
+  ret <2 x double> <double 0x0000800000008000, double 0x0000800000008000>
+}
+
+; Test a word-granularity replicate that has the lower 17 bits set.
+define <2 x double> @f2() {
+; CHECK-LABEL: f2:
+; CHECK: vgmf %v24, 15, 31
+; CHECK: br %r14
+  ret <2 x double> <double 0x0001ffff0001ffff, double 0x0001ffff0001ffff>
+}
+
+; Test a word-granularity replicate that has the upper 15 bits set.
+define <2 x double> @f3() {
+; CHECK-LABEL: f3:
+; CHECK: vgmf %v24, 0, 14
+; CHECK: br %r14
+  ret <2 x double> <double 0xfffe0000fffe0000, double 0xfffe0000fffe0000>
+}
+
+; Test a word-granularity replicate that has middle bits set.
+define <2 x double> @f4() {
+; CHECK-LABEL: f4:
+; CHECK: vgmf %v24, 2, 11
+; CHECK: br %r14
+  ret <2 x double> <double 0x3ff000003ff00000, double 0x3ff000003ff00000>
+}
+
+; Test a word-granularity replicate with a wrap-around mask.
+define <2 x double> @f5() {
+; CHECK-LABEL: f5:
+; CHECK: vgmf %v24, 17, 15
+; CHECK: br %r14
+  ret <2 x double> <double 0xffff7fffffff7fff, double 0xffff7fffffff7fff>
+}
+
+; Test a doubleword-granularity replicate with the lowest value that cannot
+; use VREPIG.
+define <2 x double> @f6() {
+; CHECK-LABEL: f6:
+; CHECK: vgmg %v24, 48, 48
+; CHECK: br %r14
+  ret <2 x double> <double 0x0000000000008000, double 0x0000000000008000>
+}
+
+; Test a doubleword-granularity replicate that has the lower 22 bits set.
+define <2 x double> @f7() {
+; CHECK-LABEL: f7:
+; CHECK: vgmg %v24, 42, 63
+; CHECK: br %r14
+  ret <2 x double> <double 0x000000000003fffff, double 0x000000000003fffff>
+}
+
+; Test a doubleword-granularity replicate that has the upper 45 bits set.
+define <2 x double> @f8() {
+; CHECK-LABEL: f8:
+; CHECK: vgmg %v24, 0, 44
+; CHECK: br %r14
+  ret <2 x double> <double 0xfffffffffff80000, double 0xfffffffffff80000>
+}
+
+; Test a doubleword-granularity replicate that has middle bits set.
+define <2 x double> @f9() {
+; CHECK-LABEL: f9:
+; CHECK: vgmg %v24, 2, 11
+; CHECK: br %r14
+  ret <2 x double> <double 0x3ff0000000000000, double 0x3ff0000000000000>
+}
+
+; Test a doubleword-granularity replicate with a wrap-around mask.
+define <2 x double> @f10() {
+; CHECK-LABEL: f10:
+; CHECK: vgmg %v24, 10, 0
+; CHECK: br %r14
+  ret <2 x double> <double 0x803fffffffffffff, double 0x803fffffffffffff>
+}
-- 
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