From 3f14ca5e3027bae10203ea02e716a1a4c6fddf80 Mon Sep 17 00:00:00 2001
From: Matheus Almeida <matheus.almeida@imgtec.com>
Date: Mon, 10 Feb 2014 12:05:17 +0000
Subject: [mips][msa] Add DLSA instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@201081 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/Mips/msa/special.ll | 25 +++++++++++++++++++++++++
 test/MC/Mips/msa/test_dlsa.s     | 21 +++++++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 test/MC/Mips/msa/test_dlsa.s

(limited to 'test')

diff --git a/test/CodeGen/Mips/msa/special.ll b/test/CodeGen/Mips/msa/special.ll
index b325c68b6a..f65a14f7bb 100644
--- a/test/CodeGen/Mips/msa/special.ll
+++ b/test/CodeGen/Mips/msa/special.ll
@@ -2,6 +2,8 @@
 
 ; RUN: llc -march=mips -mattr=+msa,+fp64 < %s | \
 ; RUN:   FileCheck %s --check-prefix=MIPS32
+; RUN: llc -march=mips64 -mcpu=mips64r2 -mattr=+msa,+fp64 < %s | \
+; RUN:   FileCheck %s --check-prefix=MIPS64
 
 define i32 @llvm_mips_lsa_test(i32 %a, i32 %b) nounwind {
 entry:
@@ -25,3 +27,26 @@ entry:
 ; MIPS32: lsa_test:
 ; MIPS32: lsa {{\$[0-9]+}}, $5, $4, 2
 ; MIPS32: .size lsa_test
+
+define i64 @llvm_mips_dlsa_test(i64 %a, i64 %b) nounwind {
+entry:
+  %0 = tail call i64 @llvm.mips.dlsa(i64 %a, i64 %b, i32 2)
+  ret i64 %0
+}
+
+declare i64 @llvm.mips.dlsa(i64, i64, i32) nounwind
+
+; MIPS64: llvm_mips_dlsa_test:
+; MIPS64: dlsa {{\$[0-9]+}}, $5, $4, 2
+; MIPS64: .size llvm_mips_dlsa_test
+
+define i64 @dlsa_test(i64 %a, i64 %b) nounwind {
+entry:
+  %0 = shl i64 %b, 2
+  %1 = add i64 %a, %0
+  ret i64 %1
+}
+
+; MIPS64: dlsa_test:
+; MIPS64: dlsa {{\$[0-9]+}}, $5, $4, 2
+; MIPS64: .size dlsa_test
diff --git a/test/MC/Mips/msa/test_dlsa.s b/test/MC/Mips/msa/test_dlsa.s
new file mode 100644
index 0000000000..a70999dc72
--- /dev/null
+++ b/test/MC/Mips/msa/test_dlsa.s
@@ -0,0 +1,21 @@
+# RUN: llvm-mc %s -arch=mips64 -mcpu=mips64r2 -mattr=+msa -show-encoding | \
+# RUN:   FileCheck %s
+#
+# RUN: llvm-mc %s -arch=mips -mcpu=mips64r2 -mattr=+msa -filetype=obj -o - | \
+# RUN:   llvm-objdump -d -arch=mips64 -mattr=+msa - | \
+# RUN:     FileCheck %s -check-prefix=CHECKOBJDUMP
+#
+# CHECK:        dlsa        $8, $9, $10, 1              # encoding: [0x01,0x2a,0x40,0x15]
+# CHECK:        dlsa        $8, $9, $10, 2              # encoding: [0x01,0x2a,0x40,0x55]
+# CHECK:        dlsa        $8, $9, $10, 3              # encoding: [0x01,0x2a,0x40,0x95]
+# CHECK:        dlsa        $8, $9, $10, 4              # encoding: [0x01,0x2a,0x40,0xd5]
+
+# CHECKOBJDUMP: dlsa        $8, $9, $10, 1
+# CHECKOBJDUMP: dlsa        $8, $9, $10, 2
+# CHECKOBJDUMP: dlsa        $8, $9, $10, 3
+# CHECKOBJDUMP: dlsa        $8, $9, $10, 4
+
+                dlsa        $8, $9, $10, 1
+                dlsa        $8, $9, $10, 2
+                dlsa        $8, $9, $10, 3
+                dlsa        $8, $9, $10, 4
-- 
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