Thumb2 assembly parsing and encoding for STREX/STREXB/STREXH/STREXD.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139961 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/MC/ARM/basic-thumb2-instructions.s b/test/MC/ARM/basic-thumb2-instructions.s
index de0f4f1318a5b277b763efb132d887844b9296ec..11f81f8a22b95f7060e73a76cf961a7a37750465 100644 (file)
--- a/test/MC/ARM/basic-thumb2-instructions.s
+++ b/test/MC/ARM/basic-thumb2-instructions.s
@@ -2284,6 +2284,24 @@ _func:
 @ CHECK: strd  r8, r1, [r3]            @ encoding: [0xc3,0xe9,0x00,0x81]
 
 
+@------------------------------------------------------------------------------
+@ STREX/STREXB/STREXH/STREXD
+@------------------------------------------------------------------------------
+        strex r1, r8, [r4]
+        strex r8, r2, [r4, #0]
+        strex r2, r12, [sp, #128]
+        strexb r5, r1, [r7]
+        strexh r9, r7, [r12]
+        strexd r9, r3, r6, [r4]
+
+@ CHECK: strex r1, r8, [r4]            @ encoding: [0x44,0xe8,0x00,0x81]
+@ CHECK: strex r8, r2, [r4]            @ encoding: [0x44,0xe8,0x00,0x28]
+@ CHECK: strex r2, r12, [sp, #128]     @ encoding: [0x4d,0xe8,0x20,0xc2]
+@ CHECK: strexb        r5, r1, [r7]            @ encoding: [0xc7,0xe8,0x45,0x1f]
+@ CHECK: strexh        r9, r7, [r12]           @ encoding: [0xcc,0xe8,0x59,0x7f]
+@ CHECK: strexd        r9, r3, r6, [r4]        @ encoding: [0xc4,0xe8,0x79,0x36]
+
+
 @------------------------------------------------------------------------------
 @ STRH(immediate)
 @------------------------------------------------------------------------------