[PATCH] Add aliases instructions BHS and BLO.

[John Darrington]

These are documented by NXP as alternative mnemonics for BCC and BCS
respectively.

gas/ChangeLog:

2018-11-11   John Darrington <john@darrington.wattle.id.au>

        * config/tc-s12z.c (opcodes): bhs, blo: New members.
	* testsuite/gas/s12z/bra.d: Add tests for aliases.
	* testsuite/gas/s12z/bra.s: Add tests for aliases.
---
 gas/config/tc-s12z.c         | 2 ++
 gas/testsuite/gas/s12z/bra.d | 6 ++++--
 gas/testsuite/gas/s12z/bra.s | 2 ++
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/gas/config/tc-s12z.c b/gas/config/tc-s12z.c
index 9df86432a5..10f7976582 100644
--- a/gas/config/tc-s12z.c
+++ b/gas/config/tc-s12z.c
@@ -3142,7 +3142,9 @@ static const struct instruction opcodes[] = {
   {"bhi", 1,   0x22,  rel, 0},
   {"bls", 1,   0x23,  rel, 0},
   {"bcc", 1,   0x24,  rel, 0},
+  {"bhs", 1,   0x24,  rel, 0}, /* Alias for bcc */
   {"bcs", 1,   0x25,  rel, 0},
+  {"blo", 1,   0x25,  rel, 0}, /* Alias for bcs */
   {"bne", 1,   0x26,  rel, 0},
   {"beq", 1,   0x27,  rel, 0},
   {"bvc", 1,   0x28,  rel, 0},
diff --git a/gas/testsuite/gas/s12z/bra.d b/gas/testsuite/gas/s12z/bra.d
index bc3d3595ca..0fae3ece7b 100644
--- a/gas/testsuite/gas/s12z/bra.d
+++ b/gas/testsuite/gas/s12z/bra.d
@@ -30,5 +30,7 @@ Disassembly of section .text:
   27:	2d ff e8    	blt L4
   2a:	2e ff df    	bgt L3
   2d:	2f ff d3    	ble L1
-  30:	20 02       	bra \*\+2
-  32:	20 7c       	bra \*-4
+  30:	24 ff d3    	bcc L2
+  33:	25 ff d0    	bcs L2
+  36:	20 02       	bra \*\+2
+  38:	20 7c       	bra \*-4
diff --git a/gas/testsuite/gas/s12z/bra.s b/gas/testsuite/gas/s12z/bra.s
index a2528b39df..c611a25519 100644
--- a/gas/testsuite/gas/s12z/bra.s
+++ b/gas/testsuite/gas/s12z/bra.s
@@ -14,6 +14,8 @@ L4:	bcs L2
 	blt L4
 	bgt L3
 	ble L1
+	bhs L2
+	blo L2
 
 	bra *+2
 	bra *-4
-- 
2.11.0