aarch64: Support for FEAT_OCCMO
FEAT_OCCMO - Outer Cacheable Cache Maintenance Operation - introduces
system instructions that provides software with a mechanism to publish
writes to the Outer cache level.
diff --git a/gas/testsuite/gas/aarch64/occmo.d b/gas/testsuite/gas/aarch64/occmo.d
new file mode 100644
index 0000000..388d8f4
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/occmo.d
@@ -0,0 +1,18 @@
+#name: FEAT_OCCMO Test
+#as: -march=armv9.5-a+memtag
+#objdump: -dr
+
+.*: file format .*
+
+Disassembly of section .text:
+
+0+ <.*>:
+
+[^:]*: d50b7b00 dc cvaoc, x0
+[^:]*: d50b7b1e dc cvaoc, x30
+[^:]*: d50b7be0 dc cgdvaoc, x0
+[^:]*: d50b7bfe dc cgdvaoc, x30
+[^:]*: d50b7f00 dc civaoc, x0
+[^:]*: d50b7f1e dc civaoc, x30
+[^:]*: d50b7fe0 dc cigdvaoc, x0
+[^:]*: d50b7ffe dc cigdvaoc, x30
diff --git a/gas/testsuite/gas/aarch64/occmo.s b/gas/testsuite/gas/aarch64/occmo.s
new file mode 100644
index 0000000..92cfaf0
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/occmo.s
@@ -0,0 +1,8 @@
+ dc cvaoc, x0
+ dc cvaoc, x30
+ dc cgdvaoc, x0
+ dc cgdvaoc, x30
+ dc civaoc, x0
+ dc civaoc, x30
+ dc cigdvaoc, x0
+ dc cigdvaoc, x30
diff --git a/opcodes/aarch64-opc.c b/opcodes/aarch64-opc.c
index 3a52251..3bb93a9 100644
--- a/opcodes/aarch64-opc.c
+++ b/opcodes/aarch64-opc.c
@@ -5214,6 +5214,8 @@
{ "cvac", CPENS (3, C7, C10, 1), F_HASXT, AARCH64_NO_FEATURES },
{ "cgvac", CPENS (3, C7, C10, 3), F_HASXT | F_ARCHEXT, AARCH64_FEATURE (MEMTAG) },
{ "cgdvac", CPENS (3, C7, C10, 5), F_HASXT | F_ARCHEXT, AARCH64_FEATURE (MEMTAG) },
+ { "cvaoc", CPENS (3, C7, C11, 0), F_HASXT | F_ARCHEXT, AARCH64_FEATURE (V9_5A) },
+ { "cgdvaoc", CPENS (3, C7, C11, 7), F_HASXT | F_ARCHEXT, AARCH64_FEATURES (2, V9_5A, MEMTAG) },
{ "csw", CPENS (0, C7, C10, 2), F_HASXT, AARCH64_NO_FEATURES },
{ "cgsw", CPENS (0, C7, C10, 4), F_HASXT | F_ARCHEXT, AARCH64_FEATURE (MEMTAG) },
{ "cgdsw", CPENS (0, C7, C10, 6), F_HASXT | F_ARCHEXT, AARCH64_FEATURE (MEMTAG) },
@@ -5230,6 +5232,8 @@
{ "cisw", CPENS (0, C7, C14, 2), F_HASXT, AARCH64_NO_FEATURES },
{ "cigsw", CPENS (0, C7, C14, 4), F_HASXT | F_ARCHEXT, AARCH64_FEATURE (MEMTAG) },
{ "cigdsw", CPENS (0, C7, C14, 6), F_HASXT | F_ARCHEXT, AARCH64_FEATURE (MEMTAG) },
+ { "civaoc", CPENS (3, C7, C15, 0), F_HASXT | F_ARCHEXT, AARCH64_FEATURE (V9_5A) },
+ { "cigdvaoc", CPENS (3, C7, C15, 7), F_HASXT | F_ARCHEXT, AARCH64_FEATURES (2, V9_5A, MEMTAG) },
{ "cipae", CPENS (4, C7, C14, 0), F_HASXT | F_ARCHEXT, AARCH64_FEATURE (V8_7A) },
{ "cigdpae", CPENS (4, C7, C14, 7), F_HASXT | F_ARCHEXT, AARCH64_FEATURE (V8_7A) },
{ "cipapa", CPENS (6, C7, C14, 1), F_HASXT, AARCH64_NO_FEATURES },
