[sql] Import SQLite 3.17.0.

third_party/sqlite/src/tool/run-speed-test.sh

Index: third_party/sqlite/src/tool/run-speed-test.sh
diff --git a/third_party/sqlite/src/tool/run-speed-test.sh b/third_party/sqlite/src/tool/run-speed-test.sh
index ee2ceac660ec55e4287ae0dce4e3bfa89fe027b8..0e970ea0f6022ee17ee78982836d7955fdf54d25 100644
--- a/third_party/sqlite/src/tool/run-speed-test.sh
+++ b/third_party/sqlite/src/tool/run-speed-test.sh
@@ -12,7 +12,7 @@
 #
 #     summary-$BASE.txt           # Copy of standard output
 #     cout-$BASE.txt              # cachegrind output
-#     explain-$BASE.txt           # EXPLAIN listings
+#     explain-$BASE.txt           # EXPLAIN listings (only with --explain)
 #
 if test "$1" = ""
 then
@@ -21,9 +21,10 @@ then
 fi
 NAME=$1
 shift
-CC_OPTS="-DSQLITE_ENABLE_RTREE"
-SPEEDTEST_OPTS="--shrink-memory --reprepare"
+CC_OPTS="-DSQLITE_ENABLE_RTREE -DSQLITE_ENABLE_MEMSYS5"
+SPEEDTEST_OPTS="--shrink-memory --reprepare --heap 10000000 64"
 SIZE=5
+doExplain=0
 while test "$1" != ""; do
   case $1 in
     --reprepare)
@@ -35,12 +36,29 @@ while test "$1" != ""; do
     --utf16be)
         SPEEDTEST_OPTS="$SPEEDTEST_OPTS $1"
         ;;
+    --stats)
+        SPEEDTEST_OPTS="$SPEEDTEST_OPTS $1"
+        ;;
     --without-rowid)
         SPEEDTEST_OPTS="$SPEEDTEST_OPTS $1"
         ;;
+    --nomemstat)
+        SPEEDTEST_OPTS="$SPEEDTEST_OPTS $1"
+        ;;
+    --wal)
+        SPEEDTEST_OPTS="$SPEEDTEST_OPTS --journal wal"
+        ;;
     --size)
         shift; SIZE=$1
         ;;
+    --explain)
+        doExplain=1
+        ;;
+    --heap)
+        CC_OPTS="$CC_OPTS -DSQLITE_ENABLE_MEMSYS5"
+        shift;
+        SPEEDTEST_OPTS="$SPEEDTEST_OPTS --heap $1 64"
+        ;;
     *)
         CC_OPTS="$CC_OPTS $1"
         ;;
@@ -54,9 +72,11 @@ echo "CC_OPTS        = $CC_OPTS" | tee -a summary-$NAME.txt
 rm -f cachegrind.out.* speedtest1 speedtest1.db sqlite3.o
 gcc -g -Os -Wall -I. $CC_OPTS -c sqlite3.c
 size sqlite3.o | tee -a summary-$NAME.txt
-gcc -g -Os -Wall -I. $CC_OPTS \
-   -DSQLITE_ENABLE_EXPLAIN_COMMENTS \
-   ./shell.c ./sqlite3.c -o sqlite3 -ldl -lpthread
+if test $doExplain -eq 1; then
+  gcc -g -Os -Wall -I. $CC_OPTS \
+     -DSQLITE_ENABLE_EXPLAIN_COMMENTS \
+    ./shell.c ./sqlite3.c -o sqlite3 -ldl -lpthread
+fi
 SRC=./speedtest1.c
 gcc -g -Os -Wall -I. $CC_OPTS $SRC ./sqlite3.o -o speedtest1 -ldl -lpthread
 ls -l speedtest1 | tee -a summary-$NAME.txt
@@ -65,4 +85,6 @@ valgrind --tool=cachegrind ./speedtest1 speedtest1.db \
 size sqlite3.o | tee -a summary-$NAME.txt
 wc sqlite3.c
 cg_anno.tcl cachegrind.out.* >cout-$NAME.txt
-./speedtest1 --explain $SPEEDTEST_OPTS | ./sqlite3 >explain-$NAME.txt
+if test $doExplain -eq 1; then
+  ./speedtest1 --explain $SPEEDTEST_OPTS | ./sqlite3 >explain-$NAME.txt
+fi