From a86491fbf27588356b8a4463d967b6e6358d83cb Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Wed, 2 Jun 2010 12:58:01 -0500
Subject: ARM: Decode 16 bit thumb PC relative memory instructions.

---
 src/arch/arm/isa/formats/mem.isa | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/arch/arm/isa/formats/mem.isa')

diff --git a/src/arch/arm/isa/formats/mem.isa b/src/arch/arm/isa/formats/mem.isa
index edefb3325..2935890c2 100644
--- a/src/arch/arm/isa/formats/mem.isa
+++ b/src/arch/arm/isa/formats/mem.isa
@@ -450,6 +450,16 @@ def format Thumb16MemImm() {{
     decode_block = decode % classNames
 }};
 
+def format Thumb16MemLit() {{
+    decode_block = '''
+    {
+        const uint32_t rt = bits(machInst, 10, 8);
+        const uint32_t imm8 = bits(machInst, 7, 0);
+        return new %s(machInst, rt, INTREG_PC, true, imm8 << 2);
+    }
+    ''' % loadImmClassName(False, True, False)
+}};
+
 def format ArmLoadMemory(memacc_code, ea_code = {{ EA = Rn + disp; }},
                      mem_flags = [], inst_flags = []) {{
     ea_code = ArmGenericCodeSubs(ea_code)
-- 
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