[PATCH] D55416: [llvm-exegesis] Also check latency mode in local lit.

[Clement Courbet via Phabricator via llvm-commits]

courbet created this revision.
Herald added subscribers: llvm-commits, tschuett.

This should avoid failing on old CPUs that do not have a cycle counter.


Repository:
  rL LLVM

https://reviews.llvm.org/D55416

Files:
  test/tools/llvm-exegesis/X86/lit.local.cfg


Index: test/tools/llvm-exegesis/X86/lit.local.cfg
===================================================================
--- test/tools/llvm-exegesis/X86/lit.local.cfg
+++ test/tools/llvm-exegesis/X86/lit.local.cfg
@@ -20,10 +20,14 @@
     else:
       try:
           with open(os.devnull, 'w') as quiet:
-              check_llvm_exegesis_result = subprocess.call(
+              check_llvm_exegesis_uops_result = subprocess.call(
                 [llvm_exegesis_exe, '-mode', 'uops', '-snippets-file', '/dev/null'], stdout=quiet, stderr=quiet)
+              check_llvm_exegesis_latency_result = subprocess.call(
+                [llvm_exegesis_exe, '-mode', 'latency', '-snippets-file', '/dev/null'], stdout=quiet, stderr=quiet)
       except OSError:
           print('could not exec llvm-exegesis')
           config.unsupported = True
-      if not check_llvm_exegesis_result == 0:
+      if not check_llvm_exegesis_uops_result == 0:
+        config.unsupported = True
+      if not check_llvm_exegesis_latency_result == 0:
         config.unsupported = True


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