[build] Add configs for pointer-compression bots

NOTRY=true
TBR=sergiyb@chromium.org

Bug: v8:8421
Change-Id: Ifbc7271da8a210b197b698f92aad925d3adf7244
Reviewed-on: https://chromium-review.googlesource.com/c/1319579
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#57266}

infra/mb/mb_config.pyl

@@ -91,6 +91,7 @@
       'V8 Linux gcc 4.8': 'release_x86_gcc',
       'V8 Linux64 gcc 4.8 - debug': 'debug_x64_gcc',
       # FYI.
+      'V8 Linux64 - pointer compression': 'release_x64_pointer_compression',
       'V8 Linux - noembed': 'release_x86_noembed',
       'V8 Linux - noembed - debug': 'debug_x86_noembed',
       'V8 Fuchsia': 'release_x64_fuchsia',
@@ -209,6 +210,7 @@
       'v8_linux64_gcc_compile_dbg': 'debug_x64_gcc',
       'v8_linux64_header_includes_dbg': 'debug_x64_header_includes',
       'v8_linux64_fyi_rel_ng': 'release_x64_test_features_trybot',
+      'v8_linux64_pointer_compression_rel_ng': 'release_x64_pointer_compression',
       'v8_linux64_rel_ng': 'release_x64_test_features_trybot',
       'v8_linux64_verify_csa_rel_ng': 'release_x64_verify_csa',
       'v8_linux64_asan_rel_ng': 'release_x64_asan_minimal_symbols',
@@ -438,6 +440,9 @@
       'release_bot', 'x64', 'minimal_symbols'],
     'release_x64_no_snap': [
       'release_bot', 'x64', 'v8_snapshot_none'],
+    'release_x64_pointer_compression': [
+      'release_bot', 'x64', 'dcheck_always_on', 'v8_enable_slow_dchecks',
+      'v8_enable_pointer_compression'],
     'release_x64_trybot': [
       'release_trybot', 'x64'],
     'release_x64_test_features_trybot': [
@@ -790,6 +795,10 @@
       'gn_args': 'v8_enable_slow_dchecks=true',
     },
 
+    'v8_enable_pointer_compression': {
+      'gn_args': 'v8_enable_pointer_compression=true',
+    },
+
     'v8_enable_test_features': {
       'gn_args': 'v8_enable_test_features=true',
     },

infra/testing/builders.pyl

@@ -270,6 +270,11 @@
       {'name': 'v8testing', 'shards': 5},
     ],
   },
+  'v8_linux64_pointer_compression_rel_ng_triggered': {
+    'tests': [
+      {'name': 'v8testing', 'shards': 3},
+    ],
+  },
   'v8_linux64_rel_ng_triggered': {
     'swarming_dimensions' : {
       'cpu': 'x86-64-avx2',
@@ -825,6 +830,11 @@
       {'name': 'v8testing'},
     ],
   },
+  'V8 Linux64 - pointer compression': {
+    'tests': [
+      {'name': 'v8testing', 'shards': 2},
+    ],
+  },
   'V8 Linux64 - verify csa': {
     'tests': [
       {'name': 'v8testing'},