PPC: skip all Simd tests on PPC

As of https://crrev.com/c/2629465, Simd tests cannot pass on
architectures without Simd support. Tests will need to be re-enabled
once Simd support is fully implemented on PPC.

Change-Id: I963639f1afa0c0ca7be3ca4b2fc06e874235b903
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2693056Reviewed-by: Zhi An Ng <zhin@chromium.org>
Reviewed-by: Deepti Gandluri <gdeepti@chromium.org>
Commit-Queue: Milad Fa <mfarazma@redhat.com>
Cr-Commit-Position: refs/heads/master@{#72788}

test/message/message.status

@@ -71,4 +71,11 @@
   '*': [SKIP],  # only relevant for mjsunit tests.
 }],
 
+################################################################################
+['arch == ppc64', {
+  # Tests that require Simd enabled.
+  'wasm-trace-memory': [SKIP],
+}],
+
+
 ]

tools/testrunner/base_runner.py

@@ -643,6 +643,10 @@ class BaseTestRunner(object):
                                            '--noenable-sse4-1',
                                            '--no-enable-sse4_1'])
 
+    # Set no_simd_sse on architectures without Simd enabled.
+    if self.build_config.arch == 'ppc64':
+       no_simd_sse = True
+
     return {
       "arch": self.build_config.arch,
       "asan": self.build_config.asan,