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Unified Diff: pkg/kernel/test/ast_membench.sh

Issue 2665723002: Implement canonical name scheme in kernel. (Closed)
Patch Set: Created 3 years, 11 months ago
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« pkg/kernel/lib/verifier.dart ('K') | « pkg/kernel/lib/verifier.dart ('k') | pkg/kernel/test/baseline_tester.dart » ('j') | runtime/vm/kernel.h » ('J')
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Index: pkg/kernel/test/ast_membench.sh
diff --git a/pkg/kernel/test/ast_membench.sh b/pkg/kernel/test/ast_membench.sh
new file mode 100755
index 0000000000000000000000000000000000000000..887ad04fa44d50aae9c0a7f7082e401b7ec4199b
--- /dev/null
+++ b/pkg/kernel/test/ast_membench.sh
@@ -0,0 +1,15 @@
+testdir=$(dirname $0)
kustermann 2017/02/01 13:00:55 add #!/bin/sh and chmod +x ?
asgerf 2017/02/02 12:30:27 Done.
+first_input=10
+first_output=$(mktemp)
+dart --print-metrics $testdir/ast_membench.dart $1 $first_input >/dev/null 2>$first_output
+second_input=20
+second_output=$(mktemp)
+dart --print-metrics $testdir/ast_membench.dart $1 $second_input >/dev/null 2>$second_output
+
+bytes1=$(fgrep 'heap.old.used.max' $first_output | head -n1 | cut -d' ' -f4)
+bytes2=$(fgrep 'heap.old.used.max' $second_output | head -n1 | cut -d' ' -f4)
+
+bytes=$(echo "($bytes2 - $bytes1)/($second_input - $first_input)" | bc)
+mega_bytes=$(echo "$bytes / 1000000" | bc)
+printf "Memory usage = %d B (%2.2f MB)" $bytes $mega_bytes
+echo
kustermann 2017/02/01 13:00:55 remove first_output/second_output again
asgerf 2017/02/02 12:30:27 Done.
« pkg/kernel/lib/verifier.dart ('K') | « pkg/kernel/lib/verifier.dart ('k') | pkg/kernel/test/baseline_tester.dart » ('j') | runtime/vm/kernel.h » ('J')

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