Add elf symbol address helper + pass experiment path to queries

scripts/Modules/Util.pm

@@ -140,7 +140,7 @@ sub execute_query {
     my $postprocess = $module->can('postprocess')
       or die "$module can't postprocess()";
 
-    my $querystring    = $query->($experiment);
+    my $querystring    = $query->($experiment, "$builds_dir/$experiment");
     my $argsstring     = $args->();
     my $filenamestring = $filename->();
 
@@ -171,6 +171,13 @@ sub format_number_sep {
     return $number;
 }
 
+sub elf_sym_addr {
+    my ($elffile, $sym) = @_;
+    my $line = qx{nm "$elffile" 2>/dev/null | grep " $sym\$"};
+    return undef unless $line =~ /^([0-9a-f]+)/i;
+    return hex($1);
+}
+
 sub elf_read_sections {
     my ($elffile) = @_;
 

scripts/charts/single_heatmap.r

@@ -386,7 +386,7 @@ make_heatmap <- function(target_resulttype, target_benchmark) {
         xmin = -0.5,
         xmax = row_width - 0.5,
         fill = NA,
-        linewidth = 1.0,
+        linewidth = 1.5,
         inherit.aes = FALSE
       ) +
       scale_colour_brewer(name = "Region", palette = "Dark2")