archspec: updated external dependency (#23311)

Added support for Apple M1, extended support
for zen3 with more compiler flags.

lib/spack/external/__init__.py

@@ -11,7 +11,7 @@
 
 * Homepage: https://pypi.python.org/pypi/archspec
 * Usage: Labeling, comparison and detection of microarchitectures
-* Version: 0.1.2 (commit 0389e83e87d3dc5043a7ac08172bd970706524d6)
+* Version: 0.1.2 (commit a15485ab632478c15fadc65a00cd88b75ef7528a)
 
 argparse
 --------

lib/spack/external/archspec/cpu/detect.py

@@ -99,6 +99,7 @@ def sysctl_info_dict():
     def sysctl(*args):
         return _check_output(["sysctl"] + list(args), env=child_environment).strip()
 
+    if platform.machine() == "x86_64":
         flags = (
             sysctl("-n", "machdep.cpu.features").lower()
             + " "
@@ -110,6 +111,17 @@ def sysctl(*args):
             "model": sysctl("-n", "machdep.cpu.model"),
             "model name": sysctl("-n", "machdep.cpu.brand_string"),
         }
+    else:
+        model = (
+            "m1" if "Apple" in sysctl("-n", "machdep.cpu.brand_string") else "unknown"
+        )
+        info = {
+            "vendor_id": "Apple",
+            "flags": [],
+            "model": model,
+            "CPU implementer": "Apple",
+            "model name": sysctl("-n", "machdep.cpu.brand_string"),
+        }
     return info
 
 

lib/spack/external/archspec/json/cpu/microarchitectures.json

@@ -1359,9 +1359,24 @@
         "popcnt",
         "clwb",
         "vaes",
-        "vpclmulqdq"
+        "vpclmulqdq",
+        "pku"
       ],
       "compilers": {
+        "gcc": [
+          {
+            "versions": "10.3:",
+            "name": "znver3",
+            "flags": "-march={name} -mtune={name}"
+          }
+        ],
+        "clang": [
+          {
+            "versions": "12.0:",
+            "name": "znver3",
+            "flags": "-march={name} -mtune={name}"
+          }
+        ],
         "aocc": [
           {
             "versions": "3.0:",
@@ -1544,6 +1559,12 @@
             "versions": ":",
             "flags": "-march=armv8-a -mtune=generic"
           }
+        ],
+        "apple-clang": [
+          {
+            "versions": ":",
+            "flags": "-march=armv8-a -mtune=generic"
+          }
         ]
       }
     },
@@ -1752,6 +1773,31 @@
           ]
       }
     },
+    "m1": {
+      "from": ["aarch64"],
+      "vendor": "Apple",
+      "features": [],
+      "compilers": {
+        "gcc": [
+          {
+            "versions": "8.0:",
+            "flags" : "-march=armv8.4-a -mtune=generic"
+          }
+        ],
+        "clang" : [
+          {
+            "versions": "9.0:",
+            "flags" : "-march=armv8.4-a"
+          }
+        ],
+        "apple-clang": [
+          {
+            "versions": "11.0:",
+            "flags" : "-march=armv8.4-a"
+          }
+        ]
+      }
+    },
     "arm": {
       "from": [],
       "vendor": "generic",