From 3ff0a5ba6458db28b5f0bc28afc0678a247357c0 Mon Sep 17 00:00:00 2001
From: Peter Bergner <bergner@linux.ibm.com>
Date: Mon, 11 May 2020 09:31:40 +0930
Subject: Power10 byte reverse instructions

opcodes/
	* ppc-opc.c (powerpc_opcodes) <brd, brh, brw>: New mnemonics.
gas/
	* testsuite/gas/ppc/byte_rev.d,
	* testsuite/gas/ppc/byte_rev.s: New test.
	* testsuite/gas/ppc/ppc.exp: Run it.
---
 gas/ChangeLog                    |  6 ++++++
 gas/testsuite/gas/ppc/byte_rev.d | 13 +++++++++++++
 gas/testsuite/gas/ppc/byte_rev.s |  5 +++++
 gas/testsuite/gas/ppc/ppc.exp    |  1 +
 opcodes/ChangeLog                |  4 ++++
 opcodes/ppc-opc.c                |  6 ++++++
 6 files changed, 35 insertions(+)
 create mode 100644 gas/testsuite/gas/ppc/byte_rev.d
 create mode 100644 gas/testsuite/gas/ppc/byte_rev.s

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 2f1caa7..1e741ed 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,5 +1,11 @@
 2020-05-11  Peter Bergner  <bergner@linux.ibm.com>
 
+	* testsuite/gas/ppc/byte_rev.d,
+	* testsuite/gas/ppc/byte_rev.s: New test.
+	* testsuite/gas/ppc/ppc.exp: Run it.
+
+2020-05-11  Peter Bergner  <bergner@linux.ibm.com>
+
 	* testsuite/gas/ppc/power10.d: Add paste. tests.
 	* testsuite/gas/ppc/power10.s: Likewise.
 
diff --git a/gas/testsuite/gas/ppc/byte_rev.d b/gas/testsuite/gas/ppc/byte_rev.d
new file mode 100644
index 0000000..ace537c
--- /dev/null
+++ b/gas/testsuite/gas/ppc/byte_rev.d
@@ -0,0 +1,13 @@
+#as: -mpower10
+#objdump: -dr -Mpower10
+#name: byte reverse
+
+.*
+
+
+Disassembly of section \.text:
+
+0+0 <_start>:
+.*:	(7c 83 01 76|76 01 83 7c) 	brd     r3,r4
+.*:	(7c a4 01 b6|b6 01 a4 7c) 	brh     r4,r5
+.*:	(7c c5 01 36|36 01 c5 7c) 	brw     r5,r6
diff --git a/gas/testsuite/gas/ppc/byte_rev.s b/gas/testsuite/gas/ppc/byte_rev.s
new file mode 100644
index 0000000..87d4b9c
--- /dev/null
+++ b/gas/testsuite/gas/ppc/byte_rev.s
@@ -0,0 +1,5 @@
+	.text
+_start:
+	brd	3,4
+	brh	4,5
+	brw	5,6
diff --git a/gas/testsuite/gas/ppc/ppc.exp b/gas/testsuite/gas/ppc/ppc.exp
index 6426996..2b7af4f 100644
--- a/gas/testsuite/gas/ppc/ppc.exp
+++ b/gas/testsuite/gas/ppc/ppc.exp
@@ -131,3 +131,4 @@ run_dump_test "prefix-pcrel"
 if { [supports_ppc64] } then {
     run_dump_test "prefix-reloc"
 }
+run_dump_test "byte_rev"
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 4493cb3..f3ad3a1 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,5 +1,9 @@
 2020-05-11  Peter Bergner  <bergner@linux.ibm.com>
 
+	* ppc-opc.c (powerpc_opcodes) <brd, brh, brw>: New mnemonics.
+
+2020-05-11  Peter Bergner  <bergner@linux.ibm.com>
+
 	* ppc-opc.c (insert_l1opt, extract_l1opt): New functions.
 	(L1OPT): Define.
 	(powerpc_opcodes) <paste.>: Add L operand for cpu POWER10.
diff --git a/opcodes/ppc-opc.c b/opcodes/ppc-opc.c
index 8057f4a..927a892 100644
--- a/opcodes/ppc-opc.c
+++ b/opcodes/ppc-opc.c
@@ -5919,6 +5919,8 @@ const struct powerpc_opcode powerpc_opcodes[] = {
 
 {"prtyw",	X(31,154),    XRB_MASK, POWER6|PPCA2|PPC476, 0,		{RA, RS}},
 
+{"brw",		X(31,155),	XRB_MASK,    POWER10,	0,		{RA, RS}},
+
 {"stdepx",	X(31,157),	X_MASK,	  E500MC|PPCA2, 0,		{RS, RA0, RB}},
 
 {"stwepx",	X(31,159),	X_MASK,	  E500MC|PPCA2, 0,		{RS, RA0, RB}},
@@ -5955,6 +5957,8 @@ const struct powerpc_opcode powerpc_opcodes[] = {
 
 {"prtyd",	X(31,186),	XRB_MASK, POWER6|PPCA2,	0,		{RA, RS}},
 
+{"brd",		X(31,187),	XRB_MASK,    POWER10,	0,		{RA, RS}},
+
 {"cmprb",	X(31,192),	XCMP_MASK,   POWER9,	0,		{BF, L, RA, RB}},
 
 {"icblq.",	XRC(31,198,1),	X_MASK,	     E6500,	0,		{CT, RA0, RB}},
@@ -5993,6 +5997,8 @@ const struct powerpc_opcode powerpc_opcodes[] = {
 {"sleq",	XRC(31,217,0),	X_MASK,	     M601,	0,		{RA, RS, RB}},
 {"sleq.",	XRC(31,217,1),	X_MASK,	     M601,	0,		{RA, RS, RB}},
 
+{"brh",		X(31,219),	XRB_MASK,    POWER10,	0,		{RA, RS}},
+
 {"stbepx",	X(31,223),	X_MASK,	  E500MC|PPCA2, 0,		{RS, RA0, RB}},
 
 {"cmpeqb",	X(31,224),	XCMPL_MASK,  POWER9,	0,		{BF, RA, RB}},
-- 
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