From ddbf053a4cad58393a389f264c51923111eba3db Mon Sep 17 00:00:00 2001
From: Richard Sandiford <rsandifo@linux.vnet.ibm.com>
Date: Wed, 15 May 2013 15:05:29 +0000
Subject: [SystemZ] Make use of SUBTRACT HALFWORD

Thanks to Ulrich Weigand for noticing that this instruction was missing.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181893 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/MC/Disassembler/SystemZ/insns.txt | 51 ++++++++++++++++++++++++++++++++++
 test/MC/SystemZ/insn-bad.s             | 16 +++++++++++
 test/MC/SystemZ/insn-good.s            | 38 +++++++++++++++++++++++++
 3 files changed, 105 insertions(+)

(limited to 'test/MC')

diff --git a/test/MC/Disassembler/SystemZ/insns.txt b/test/MC/Disassembler/SystemZ/insns.txt
index 9202a0f045..56236f7037 100644
--- a/test/MC/Disassembler/SystemZ/insns.txt
+++ b/test/MC/Disassembler/SystemZ/insns.txt
@@ -4879,6 +4879,57 @@
 # CHECK: sg %r15, 0
 0xe3 0xf0 0x00 0x00 0x00 0x09
 
+# CHECK: sh %r0, 0
+0x4b 0x00 0x00 0x00
+
+# CHECK: sh %r0, 4095
+0x4b 0x00 0x0f 0xff
+
+# CHECK: sh %r0, 0(%r1)
+0x4b 0x00 0x10 0x00
+
+# CHECK: sh %r0, 0(%r15)
+0x4b 0x00 0xf0 0x00
+
+# CHECK: sh %r0, 4095(%r1,%r15)
+0x4b 0x01 0xff 0xff
+
+# CHECK: sh %r0, 4095(%r15,%r1)
+0x4b 0x0f 0x1f 0xff
+
+# CHECK: sh %r15, 0
+0x4b 0xf0 0x00 0x00
+
+# CHECK: shy %r0, -524288
+0xe3 0x00 0x00 0x00 0x80 0x7b
+
+# CHECK: shy %r0, -1
+0xe3 0x00 0x0f 0xff 0xff 0x7b
+
+# CHECK: shy %r0, 0
+0xe3 0x00 0x00 0x00 0x00 0x7b
+
+# CHECK: shy %r0, 1
+0xe3 0x00 0x00 0x01 0x00 0x7b
+
+# CHECK: shy %r0, 524287
+0xe3 0x00 0x0f 0xff 0x7f 0x7b
+
+# CHECK: shy %r0, 0(%r1)
+0xe3 0x00 0x10 0x00 0x00 0x7b
+
+# CHECK: shy %r0, 0(%r15)
+0xe3 0x00 0xf0 0x00 0x00 0x7b
+
+# CHECK: shy %r0, 524287(%r1,%r15)
+0xe3 0x01 0xff 0xff 0x7f 0x7b
+
+# CHECK: shy %r0, 524287(%r15,%r1)
+0xe3 0x0f 0x1f 0xff 0x7f 0x7b
+
+# CHECK: shy %r15, 0
+0xe3 0xf0 0x00 0x00 0x00 0x7b
+
 # CHECK: slbgr %r0, %r0
 0xb9 0x89 0x00 0x00
 
diff --git a/test/MC/SystemZ/insn-bad.s b/test/MC/SystemZ/insn-bad.s
index 11e02a1cfe..6891fa94ae 100644
--- a/test/MC/SystemZ/insn-bad.s
+++ b/test/MC/SystemZ/insn-bad.s
@@ -2337,6 +2337,22 @@
 	sgf	%r0, -524289
 	sgf	%r0, 524288
 
+#CHECK: error: invalid operand
+#CHECK: sh	%r0, -1
+#CHECK: error: invalid operand
+#CHECK: sh	%r0, 4096
+
+	sh	%r0, -1
+	sh	%r0, 4096
+
+#CHECK: error: invalid operand
+#CHECK: shy	%r0, -524289
+#CHECK: error: invalid operand
+#CHECK: shy	%r0, 524288
+
+	shy	%r0, -524289
+	shy	%r0, 524288
+
 #CHECK: error: invalid operand
 #CHECK: sl	%r0, -1
 #CHECK: error: invalid operand
diff --git a/test/MC/SystemZ/insn-good.s b/test/MC/SystemZ/insn-good.s
index 7dc09b800a..99548ab362 100644
--- a/test/MC/SystemZ/insn-good.s
+++ b/test/MC/SystemZ/insn-good.s
@@ -5081,6 +5081,44 @@
 	sgr	%r15,%r0
 	sgr	%r7,%r8
 
+#CHECK: sh	%r0, 0                  # encoding: [0x4b,0x00,0x00,0x00]
+#CHECK: sh	%r0, 4095               # encoding: [0x4b,0x00,0x0f,0xff]
+#CHECK: sh	%r0, 0(%r1)             # encoding: [0x4b,0x00,0x10,0x00]
+#CHECK: sh	%r0, 0(%r15)            # encoding: [0x4b,0x00,0xf0,0x00]
+#CHECK: sh	%r0, 4095(%r1,%r15)     # encoding: [0x4b,0x01,0xff,0xff]
+#CHECK: sh	%r0, 4095(%r15,%r1)     # encoding: [0x4b,0x0f,0x1f,0xff]
+#CHECK: sh	%r15, 0                 # encoding: [0x4b,0xf0,0x00,0x00]
+
+	sh	%r0, 0
+	sh	%r0, 4095
+	sh	%r0, 0(%r1)
+	sh	%r0, 0(%r15)
+	sh	%r0, 4095(%r1,%r15)
+	sh	%r0, 4095(%r15,%r1)
+	sh	%r15, 0
+
+#CHECK: shy	%r0, -524288            # encoding: [0xe3,0x00,0x00,0x00,0x80,0x7b]
+#CHECK: shy	%r0, -1                 # encoding: [0xe3,0x00,0x0f,0xff,0xff,0x7b]
+#CHECK: shy	%r0, 0                  # encoding: [0xe3,0x00,0x00,0x00,0x00,0x7b]
+#CHECK: shy	%r0, 1                  # encoding: [0xe3,0x00,0x00,0x01,0x00,0x7b]
+#CHECK: shy	%r0, 524287             # encoding: [0xe3,0x00,0x0f,0xff,0x7f,0x7b]
+#CHECK: shy	%r0, 0(%r1)             # encoding: [0xe3,0x00,0x10,0x00,0x00,0x7b]
+#CHECK: shy	%r0, 0(%r15)            # encoding: [0xe3,0x00,0xf0,0x00,0x00,0x7b]
+#CHECK: shy	%r0, 524287(%r1,%r15)   # encoding: [0xe3,0x01,0xff,0xff,0x7f,0x7b]
+#CHECK: shy	%r0, 524287(%r15,%r1)   # encoding: [0xe3,0x0f,0x1f,0xff,0x7f,0x7b]
+#CHECK: shy	%r15, 0                 # encoding: [0xe3,0xf0,0x00,0x00,0x00,0x7b]
+
+	shy	%r0, -524288
+	shy	%r0, -1
+	shy	%r0, 0
+	shy	%r0, 1
+	shy	%r0, 524287
+	shy	%r0, 0(%r1)
+	shy	%r0, 0(%r15)
+	shy	%r0, 524287(%r1,%r15)
+	shy	%r0, 524287(%r15,%r1)
+	shy	%r15, 0
+
 #CHECK: sl	%r0, 0                  # encoding: [0x5f,0x00,0x00,0x00]
 #CHECK: sl	%r0, 4095               # encoding: [0x5f,0x00,0x0f,0xff]
 #CHECK: sl	%r0, 0(%r1)             # encoding: [0x5f,0x00,0x10,0x00]
-- 
cgit v1.2.3