S390[liftoff]: enable liftoff simd tests

inspector tests are not yet enabled as a few issues need to be
solved related to endianness and IBM lane numbering.

Change-Id: I3c5c87af45037033d4a112cb7e1da8b7923ce0f3
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3489244Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Milad Farazmand <mfarazma@redhat.com>
Cr-Commit-Position: refs/heads/main@{#79306}

test/cctest/cctest.status

@@ -519,11 +519,6 @@
 
   'test-wasm-breakpoints/*' : [SKIP],
 
-  # SIMD / Liftoff not fully implemented yet
-  'test-run-wasm-simd-liftoff/*': [SKIP],
-  'test-gc/RunWasmLiftoff_RefTrivialCasts': [SKIP],
-  'test-gc/RunWasmLiftoff_RefTrivialCastsStatic': [SKIP],
-
   # TODO(11856): Port nondeterminism detection.
   'test-liftoff-for-fuzzing/*': [SKIP],
 
@@ -532,6 +527,11 @@
 ['arch == ppc64', {
   # https://crbug.com/v8/8766
   'test-bytecode-generator/WideRegisters': [SKIP],
+
+  # SIMD / Liftoff not fully implemented yet
+  'test-run-wasm-simd-liftoff/*': [SKIP],
+  'test-gc/RunWasmLiftoff_RefTrivialCasts': [SKIP],
+  'test-gc/RunWasmLiftoff_RefTrivialCastsStatic': [SKIP],
 }],
 
 ##############################################################################

test/message/message.status

@@ -37,12 +37,11 @@
   'fail/modules-skip*': [SKIP],
 }],  # ALWAYS
 
-# Liftoff is currently only sufficiently implemented on x64, ia32, arm, arm64.
-# TODO(clemensb): Implement on all other platforms (crbug.com/v8/6600).
-['arch != x64 and arch != ia32 and arch != arm64 and arch != arm', {
+# Skip Liftoff tests on platforms that don't support Liftoff.
+['arch != x64 and arch != ia32 and arch != arm64 and arch != arm and arch != s390x', {
   'wasm-trace-memory-liftoff': [SKIP],
   'wasm-trace-liftoff': [SKIP],
-}], # arch != x64 and arch != ia32 and arch != arm64 and arch != arm
+}], # arch != x64 and arch != ia32 and arch != arm64 and arch != arm and arch != s390x
 
 ['variant == code_serializer', {
   # Code serializer output is incompatible with all message tests

test/mjsunit/mjsunit.status

@@ -1463,13 +1463,13 @@
   'regress/wasm/regress-9017': [SKIP],
 }],  # variant == slow_path
 
-['((arch == mipsel or arch == mips64el or arch == mips or arch == mips64) and not simd_mips) or (arch in [ppc64, s390x])', {
+['((arch == mipsel or arch == mips64el or arch == mips or arch == mips64) and not simd_mips) or (arch in [ppc64])', {
   # Requires scalar lowering for 64x2 SIMD instructions, which are not
   # implemented yet.
   # Also skip tests on archs that don't support SIMD and lowering doesn't yet work correctly.
   # Condition copied from cctest.status.
   'regress/wasm/regress-10831': [SKIP],
-}],  # ((arch == mipsel or arch == mips64el or arch == mips or arch == mips64) and not simd_mips) or (arch in [ppc64, s390x])
+}],  # ((arch == mipsel or arch == mips64el or arch == mips or arch == mips64) and not simd_mips) or (arch in [ppc64])
 
 ##############################################################################
 ['variant == stress_sampling', {