Add exception analysis back in generators

Author: Derek Hower

backends/crd_doc/templates/crd.adoc.erb

@@ -452,20 +452,17 @@ RV64::
 
 ==== Exceptions
 
-// TODO: add back after sym table update for generic arch def is merged in profiles branch
-<%#
-<%- exception_list = inst.reachable_exceptions_str(crd.arch_def.symtab) -% >
-<%- if exception_list.empty? -% >
+<%- exception_list = inst.reachable_exceptions_str(crd.arch_def.symtab) -%>
+<%- if exception_list.empty? -%>
 This instruction does not generate synchronous exceptions.
-<%- else -% >
+<%- else -%>
 This instruction may result in the following synchronous exceptions:
 
-  <%- exception_list.sort.each do |etype| -% >
-  * <%= etype % >
-  <%- end -% >
+  <%- exception_list.sort.each do |etype| -%>
+  * <%= etype %>
+  <%- end -%>
 
-<%- end -% >
-%>
+<%- end -%>
 
 <%- end -%>
 

backends/manual/templates/instruction.adoc.erb

@@ -108,8 +108,7 @@ RV64::
 ----
 <%- end -%>
 
-<%# exception_list = inst.reachable_exceptions_str(inst.arch_def.sym_table_64, 64) -%>
-<%- exception_list = [] -%>
+<% exception_list = inst.reachable_exceptions_str(inst.arch_def.symtab, 64) -%>
 <%- unless exception_list.empty? -%>
 == Exceptions
 

backends/profile_doc/templates/profile_pdf.adoc.erb

@@ -618,20 +618,17 @@ RV64::
 
 ==== Exceptions
 
-// TODO: add back after sym table update for generic arch def is merged in profiles branch
-<%#
-<%- exception_list = inst.reachable_exceptions_str(arch_def.symtab) -% >
-<%- if exception_list.empty? -% >
+<%- exception_list = inst.reachable_exceptions_str(arch_def.symtab) -%>
+<%- if exception_list.empty? -%>
 This instruction does not generate synchronous exceptions.
-<%- else -% >
+<%- else -%>
 This instruction may result in the following synchronous exceptions:
 
-  <%- exception_list.sort.each do |etype| -% >
-  * <%= etype % >
-  <%- end -% >
+  <%- exception_list.sort.each do |etype| -%>
+  * <%= etype %>
+  <%- end -%>
 
-<%- end -% >
-%>
+<%- end -%>
 
 <%- end -%>
 

lib/arch_obj_models/instruction.rb

@@ -160,7 +160,6 @@ def reachable_exceptions_str(symtab, effective_xlen=nil)
     if @data["operation()"].nil?
       []
     else
-      # RubyProf.start
       etype = symtab.get("ExceptionCode")
       if effective_xlen.nil?
         if symtab.archdef.multi_xlen?
@@ -174,34 +173,28 @@ def reachable_exceptions_str(symtab, effective_xlen=nil)
               puts "done"
               pruned_ast = pruned_operation_ast(symtab, 64)
               print "Determining reachable exceptions from #{name}#RV64..."
-              e64 = mask_to_array(prunted_ast.reachable_exceptions(fill_symtab(symtab, 64, pruned_ast))).map { |code|
+              e64 = mask_to_array(pruned_ast.reachable_exceptions(fill_symtab(symtab, 64, pruned_ast))).map { |code|
                 etype.element_name(code)
               }
-              puts done
+              puts "done"
               e32 + e64
             ).uniq
           else
             pruned_ast = pruned_operation_ast(symtab, base)
             print "Determining reachable exceptions from #{name}..."
-            result = RubyProf.profile do
-              e = mask_to_array(pruned_ast.reachable_exceptions(fill_symtab(symtab, base, pruned_ast))).map { |code|
-                etype.element_name(code)
-              }
-            end
-            RubyProf::CallStackPrinter.new(result).print(File.open("#{name}-profile.html", "w+"), {})
+            e = mask_to_array(pruned_ast.reachable_exceptions(fill_symtab(symtab, base, pruned_ast))).map { |code|
+              etype.element_name(code)
+            }
             puts "done"
             e
           end
         else
           effective_xlen = symtab.archdef.mxlen
           pruned_ast = pruned_operation_ast(symtab, effective_xlen)
           print "Determining reachable exceptions from #{name}..."
-          # result = RubyProf.profile do
-            e = mask_to_array(pruned_ast.reachable_exceptions(fill_symtab(symtab, effective_xlen, pruned_ast))).map { |code|
-              etype.element_name(code)
-            }
-          # end
-          # RubyProf::FlameGraphPrinter.new(result).print(File.open("#{name}-profile.html", "w+"), {})
+          e = mask_to_array(pruned_ast.reachable_exceptions(fill_symtab(symtab, effective_xlen, pruned_ast))).map { |code|
+            etype.element_name(code)
+          }
           puts "done"
           e
         end
@@ -215,8 +208,6 @@ def reachable_exceptions_str(symtab, effective_xlen=nil)
         puts "done"
         e
       end
-      # result = RubyProf.stop
-      # RubyProf::FlatPrinter.new(result).print(STDOUT)
     end
   end