From ce046b98ed6c351779fc43599a80d588752bc1ca Mon Sep 17 00:00:00 2001
From: Amaury de la Vieuville <amaury.dlv@gmail.com>
Date: Tue, 18 Jun 2013 08:03:06 +0000
Subject: ARM: fix thumb literal loads decoding

This fixes two previous issues:
- Negative offsets were not correctly disassembled
- The decoded opcodes were not the right one

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184180 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/MC/Disassembler/ARM/thumb2.txt | 57 +++++++++++++++++++++++++++++++++++--
 1 file changed, 55 insertions(+), 2 deletions(-)

(limited to 'test')

diff --git a/test/MC/Disassembler/ARM/thumb2.txt b/test/MC/Disassembler/ARM/thumb2.txt
index a681e2a6f9..eb1e112d4f 100644
--- a/test/MC/Disassembler/ARM/thumb2.txt
+++ b/test/MC/Disassembler/ARM/thumb2.txt
@@ -552,6 +552,17 @@
 0xd7 0xf8 0x01 0xf1
 
 
+#------------------------------------------------------------------------------
+# LDR(literal)
+#------------------------------------------------------------------------------
+# CHECK: ldr.w r4, [pc, #-0]
+# CHECK: ldr.w r2, [pc, #-40]
+# CHECK: ldr.w r1, [pc, #1024]
+0x5f 0xf8 0x00 0x40
+0x5f 0xf8 0x28 0x20
+0xdf 0xf8 0x00 0x14
+
+
 #------------------------------------------------------------------------------
 # LDR(register)
 #------------------------------------------------------------------------------
@@ -630,6 +641,17 @@
 0x1d 0xf8 0x04 0x39
 
 
+#------------------------------------------------------------------------------
+# LDRB(literal)
+#------------------------------------------------------------------------------
+# CHECK: ldrb.w r6, [pc, #-0]
+# CHECK: ldrb.w r10, [pc, #227]
+# CHECK: ldrb.w r5, [pc, #0]
+0x1f 0xf8 0x00 0x60
+0x9f 0xf8 0xe3 0xa0
+0x9f 0xf8 0x00 0x50
+
+
 #------------------------------------------------------------------------------
 # LDRBT
 #------------------------------------------------------------------------------
@@ -699,14 +721,12 @@
 # CHECK: ldrh.w r5, [r6, #33]
 # CHECK: ldrh.w r5, [r6, #257]
 # CHECK: ldrh.w lr, [r7, #257]
-# CHECK: ldrh.w r0, [pc, #-21]
 
 0x35 0xf8 0x04 0x5c
 0x35 0x8c
 0xb6 0xf8 0x21 0x50
 0xb6 0xf8 0x01 0x51
 0xb7 0xf8 0x01 0xe1
-0x3f 0xf8 0x15 0x00
 
 
 #------------------------------------------------------------------------------
@@ -739,6 +759,17 @@
 0x3d 0xf8 0x04 0x39
 
 
+#------------------------------------------------------------------------------
+# LDRH(literal)
+#------------------------------------------------------------------------------
+# CHECK: ldrh.w r7, [pc, #-0]
+# CHECK: ldrh.w r5, [pc, #121]
+# CHECK: ldrh.w r4, [pc, #0]
+0x3f 0xf8 0x00 0x70
+0xbf 0xf8 0x79 0x50
+0xbf 0xf8 0x00 0x40
+
+
 #------------------------------------------------------------------------------
 # LDRSB(immediate)
 #------------------------------------------------------------------------------
@@ -785,6 +816,17 @@
 0x1d 0xf9 0x04 0x39
 
 
+#------------------------------------------------------------------------------
+# LDRSB(literal)
+#------------------------------------------------------------------------------
+# CHECK: ldrsb.w r0, [pc, #-0]
+# CHECK: ldrsb.w r12, [pc, #80]
+# CHECK: ldrsb.w r3, [pc, #0]
+0x1f 0xf9 0x00 0x00
+0x9f 0xf9 0x50 0xc0
+0x9f 0xf9 0x00 0x30
+
+
 #------------------------------------------------------------------------------
 # LDRSBT
 #------------------------------------------------------------------------------
@@ -846,6 +888,17 @@
 0x3d 0xf9 0x04 0x39
 
 
+#------------------------------------------------------------------------------
+# LDRSH(literal)
+#------------------------------------------------------------------------------
+# CHECK: ldrsh.w r0, [pc, #-0]
+# CHECK: ldrsh.w r10, [pc, #-231]
+# CHECK: ldrsh.w r6, [pc, #0]
+0x3f 0xf9 0x00 0x00
+0x3f 0xf9 0xe7 0xa0
+0xbf 0xf9 0x00 0x60
+
+
 #------------------------------------------------------------------------------
 # LDRSHT
 #------------------------------------------------------------------------------
-- 
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