Higher movetime resolution for benchmarks

Use a millisecond movetime precision for benchmarks

No functional change

Resolves #198

diff --git a/src/Makefile b/src/Makefile
index 8321cdcb36d81816124e7ac4e5ced4d216933567..53bbc1f44fcc2a9be84061432a1f079af67287c3 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -31,7 +31,7 @@ PREFIX = /usr/local
 BINDIR = $(PREFIX)/bin
 
 ### Built-in benchmark for pgo-builds
 BINDIR = $(PREFIX)/bin
 
 ### Built-in benchmark for pgo-builds

-PGOBENCH = ./$(EXE) bench 16 1 1 default time
+PGOBENCH = ./$(EXE) bench 16 1 1000 default time

 
 ### Object files
 OBJS = benchmark.o bitbase.o bitboard.o endgame.o evaluate.o main.o \
 
 ### Object files
 OBJS = benchmark.o bitbase.o bitboard.o endgame.o evaluate.o main.o \

diff --git a/src/benchmark.cpp b/src/benchmark.cpp
index 855d90c63bbce8bc9f86355018e906b75ff07949..605c95ad6ba23a042169b5fe8e214bb9c7910d06 100644 (file)
--- a/src/benchmark.cpp
+++ b/src/benchmark.cpp
@@ -88,7 +88,7 @@ const char* Defaults[] = {
 /// be used, the limit value spent for each position (optional, default is
 /// depth 13), an optional file name where to look for positions in FEN
 /// format (defaults are the positions defined above) and the type of the
 /// be used, the limit value spent for each position (optional, default is
 /// depth 13), an optional file name where to look for positions in FEN
 /// format (defaults are the positions defined above) and the type of the

-/// limit value: depth (default), time in secs or number of nodes.
+/// limit value: depth (default), time in millisecs or number of nodes.

 
 void benchmark(const Position& current, istream& is) {
 
 
 void benchmark(const Position& current, istream& is) {
 


@@ -108,7 +108,7 @@ void benchmark(const Position& current, istream& is) {
   TT.clear();
 
   if (limitType == "time")
   TT.clear();
 
   if (limitType == "time")

-      limits.movetime = 1000 * atoi(limit.c_str()); // movetime is in ms
+      limits.movetime = atoi(limit.c_str()); // movetime is in ms

 
   else if (limitType == "nodes")
       limits.nodes = atoi(limit.c_str());
 
   else if (limitType == "nodes")
       limits.nodes = atoi(limit.c_str());