benchmark/vm1_*.yml: abstract away the while loop

benchmark/driver.rb had removed the cost for while loop in benchmark/bm_vm1_*.rb,
and benchmark_driver.gem can achieve the same thing with `loop_count`.

But unfortunately current benchmark_driver.gem can't solve it only for vm1_yield.yml...

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63893 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

benchmark/driver.rb

@@ -73,15 +73,13 @@ loop_count: 1
       next if @pattern && /#{@pattern}/ !~ File.basename(file)
       next if @exclude && /#{@exclude}/ =~ File.basename(file)
       case file
-      when /bm_(vm[12])_/, /bm_loop_(whileloop2?).rb/
+      when /bm_(vm2)_/, /bm_loop_(whileloop2).rb/
         flag[$1] = true
       end
       file
     }.compact
 
-    if flag['vm1'] && !flag['whileloop']
-      files << File.join(@dir, 'bm_loop_whileloop.rb')
-    elsif flag['vm2'] && !flag['whileloop2']
+    if flag['vm2'] && !flag['whileloop2']
       files << File.join(@dir, 'bm_loop_whileloop2.rb')
     end
 

benchmark/vm1_attr_ivar.yml

@@ -1,5 +1,4 @@
-benchmark:
-  vm1_attr_ivar: |
+prelude: |
   class C
     attr_reader :a, :b
     def initialize
@@ -8,10 +7,8 @@ benchmark:
     end
   end
   obj = C.new
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
+benchmark:
+  vm1_attr_ivar: |
     j = obj.a
     k = obj.b
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_attr_ivar_set.yml

@@ -1,5 +1,4 @@
-benchmark:
-  vm1_attr_ivar_set: |
+prelude: |
   class C
     attr_accessor :a, :b
     def initialize
@@ -8,10 +7,8 @@ benchmark:
     end
   end
   obj = C.new
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
+benchmark:
+  vm1_attr_ivar_set: |
     obj.a = 1
     obj.b = 2
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_block.yml

@@ -1,13 +1,9 @@
-benchmark:
-  vm1_block: |
+prelude: |
   def m
     yield
   end
-
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
+benchmark:
+  vm1_block: |
     m{
     }
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_blockparam.yml

@@ -1,11 +1,8 @@
-benchmark:
-  vm1_blockparam: |
+prelude: |
   def m &b
   end
+benchmark:
+  vm1_blockparam: 'm{}
 
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
-      m{}
-    end
-loop_count: 1
+'
+loop_count: 30000000

benchmark/vm1_blockparam_call.yml

@@ -1,12 +1,9 @@
-benchmark:
-  vm1_blockparam_call: |
+prelude: |
   def m &b
     b.call
   end
+benchmark:
+  vm1_blockparam_call: 'm{}
 
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
-      m{}
-    end
-loop_count: 1
+'
+loop_count: 30000000

benchmark/vm1_blockparam_pass.yml

@@ -1,5 +1,4 @@
-benchmark:
-  vm1_blockparam_pass: |
+prelude: |
   def bp_yield
     yield
   end
@@ -7,10 +6,8 @@ benchmark:
   def bp_pass &b
     bp_yield &b
   end
+benchmark:
+  vm1_blockparam_pass: 'bp_pass{}
 
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
-      bp_pass{}
-    end
-loop_count: 1
+'
+loop_count: 30000000

benchmark/vm1_blockparam_yield.yml

@@ -1,12 +1,9 @@
-benchmark:
-  vm1_blockparam_yield: |
+prelude: |
   def bp_yield &b
     yield
   end
+benchmark:
+  vm1_blockparam_yield: 'bp_yield{}
 
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
-      bp_yield{}
-    end
-loop_count: 1
+'
+loop_count: 30000000

benchmark/vm1_const.yml

@@ -1,11 +1,8 @@
+prelude: 'Const = 1
+
+'
 benchmark:
   vm1_const: |
-    Const = 1
-
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
     j = Const
     k = Const
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_ensure.yml

@@ -1,13 +1,9 @@
 benchmark:
   vm1_ensure: |
-    i = 0
-    while i<30_000_000 # benchmark loop 1
-      i += 1
     begin
       begin
       ensure
       end
     ensure
     end
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_float_simple.yml

@@ -1,10 +1,8 @@
+prelude: |
+  f = 0.0
 benchmark:
   vm1_float_simple: |
-    i = 0.0; f = 0.0
-    while i<30_000_000
-      i += 1
     f += 0.1; f -= 0.1
     f += 0.1; f -= 0.1
     f += 0.1; f -= 0.1
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_gc_short_lived.yml

@@ -1,13 +1,9 @@
 benchmark:
   vm1_gc_short_lived: |
-    i = 0
-    while i<30_000_000 # while loop 1
     a = '' # short-lived String
     b = ''
     c = ''
     d = ''
     e = ''
     f = ''
-      i+=1
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_gc_short_with_complex_long.yml

@@ -1,5 +1,4 @@
-benchmark:
-  vm1_gc_short_with_complex_long: |
+prelude: |
   def nested_hash h, n
     if n == 0
       ''
@@ -15,15 +14,12 @@ benchmark:
 
   GC.start
   GC.start
-
-    i = 0
-    while i<30_000_000 # while loop 1
+benchmark:
+  vm1_gc_short_with_complex_long: |
     a = '' # short-lived String
     b = ''
     c = ''
     d = ''
     e = ''
     f = ''
-      i+=1
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_gc_short_with_long.yml

@@ -1,16 +1,13 @@
-benchmark:
-  vm1_gc_short_with_long: |
+prelude: |
   long_lived = Array.new(1_000_000){|i| "#{i}"}
   GC.start
   GC.start
-    i = 0
-    while i<30_000_000 # while loop 1
+benchmark:
+  vm1_gc_short_with_long: |
     a = '' # short-lived String
     b = ''
     c = ''
     d = ''
     e = ''
     f = ''
-      i+=1
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_gc_short_with_symbol.yml

@@ -1,19 +1,13 @@
 prelude: |
-  # make many symbols
-benchmark:
-  vm1_gc_short_with_symbol: |
   50_000.times{|i| sym = "sym#{i}".to_sym}
   GC.start
   GC.start
-
-    i = 0
-    while i<30_000_000 # while loop 1
+benchmark:
+  vm1_gc_short_with_symbol: |
     a = '' # short-lived String
     b = ''
     c = ''
     d = ''
     e = ''
     f = ''
-      i+=1
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_gc_wb_ary.yml

@@ -1,15 +1,12 @@
-benchmark:
-  vm1_gc_wb_ary: |
+prelude: |
   short_lived_ary = []
 
   if RUBY_VERSION >= "2.2.0"
     GC.start(full_mark: false, immediate_mark: true, immediate_sweep: true)
   end
 
-    i = 0
   short_lived = ''
-    while i<30_000_000 # while loop 1
+benchmark:
+  vm1_gc_wb_ary: |
     short_lived_ary[0] = short_lived # write barrier
-      i+=1
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_gc_wb_ary_promoted.yml

@@ -1,5 +1,4 @@
-benchmark:
-  vm1_gc_wb_ary_promoted: |
+prelude: |
   long_lived = []
 
   if RUBY_VERSION > "2.2.0"
@@ -8,10 +7,9 @@ benchmark:
     GC.start
   end
 
-    i = 0
   short_lived = ''
-    while i<30_000_000 # while loop 1
+
+benchmark:
+  vm1_gc_wb_ary_promoted: |
     long_lived[0] = short_lived # write barrier
-      i+=1
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_gc_wb_obj.yml

@@ -1,5 +1,4 @@
-benchmark:
-  vm1_gc_wb_obj: |
+prelude: |
   class C
     attr_accessor :foo
   end
@@ -9,10 +8,8 @@ benchmark:
     GC.start(full_mark: false, immediate_mark: true, immediate_sweep: true)
   end
 
-    i = 0
   short_lived = ''
-    while i<30_000_000 # while loop 1
+benchmark:
+  vm1_gc_wb_obj: |
     short_lived_obj.foo = short_lived # write barrier
-      i+=1
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_gc_wb_obj_promoted.yml

@@ -1,5 +1,4 @@
-benchmark:
-  vm1_gc_wb_obj_promoted: |
+prelude: |
   class C
     attr_accessor :foo
   end
@@ -11,10 +10,8 @@ benchmark:
     GC.start
   end
 
-    i = 0
   short_lived = ''
-    while i<30_000_000 # while loop 1
+benchmark:
+  vm1_gc_wb_obj_promoted: |
     long_lived.foo = short_lived # write barrier
-      i+=1
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_ivar.yml

@@ -1,11 +1,6 @@
+prelude: "@a = 1\n"
 benchmark:
   vm1_ivar: |
-    @a = 1
-
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
     j = @a
     k = @a
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_ivar_set.yml

@@ -1,9 +1,5 @@
 benchmark:
   vm1_ivar_set: |
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
     @a = 1
     @b = 2
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_length.yml

@@ -1,11 +1,8 @@
-benchmark:
-  vm1_length: |
+prelude: |
   a = 'abc'
   b = [1, 2, 3]
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
+benchmark:
+  vm1_length: |
     a.length
     b.length
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_lvar_init.yml

@@ -1,5 +1,4 @@
-benchmark:
-  vm1_lvar_init: |
+prelude: |
   def m v
     unless v
       # unreachable code
@@ -10,11 +9,8 @@ benchmark:
       v41 = v42 = v43 = v44 = v45 = v46 = v47 = v48 = v49 = v50 = 1
     end
   end
+benchmark:
+  vm1_lvar_init: 'm i
 
-    i = 0
-
-    while i<30_000_000 # while loop 1
-      i += 1
-      m i
-    end
-loop_count: 1
+'
+loop_count: 30000000

benchmark/vm1_lvar_set.yml

@@ -1,8 +1,6 @@
 benchmark:
-  vm1_lvar_set: |
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
-      a = b = c = d = e = f = g = h = j = k = l = m = n = o = p = q = r = 1
-    end
-loop_count: 1
+  vm1_lvar_set: 'a = b = c = d = e = f = g = h = j = k = l = m = n = o = p = q = r
+    = 1
+
+'
+loop_count: 30000000

benchmark/vm1_neq.yml

@@ -1,11 +1,7 @@
-benchmark:
-  vm1_neq: |
-    i = 0
+prelude: |
   obj1 = Object.new
   obj2 = Object.new
-
-    while i<30_000_000 # while loop 1
-      i += 1
+benchmark:
+  vm1_neq: |
     obj1 != obj2
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_not.yml

@@ -1,10 +1,6 @@
+prelude: |
+  obj = Object.new
 benchmark:
   vm1_not: |
-    i = 0
-    obj = Object.new
-
-    while i<30_000_000 # while loop 1
-      i += 1
     !obj
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_rescue.yml

@@ -1,10 +1,6 @@
 benchmark:
   vm1_rescue: |
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
     begin
     rescue
     end
-    end
-loop_count: 1
+loop_count: 30000000

benchmark/vm1_simplereturn.yml

@@ -1,11 +1,9 @@
-benchmark:
-  vm1_simplereturn: |
+prelude: |
   def m
     return 1
   end
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
-      m
-    end
-loop_count: 1
+benchmark:
+  vm1_simplereturn: 'm
+
+'
+loop_count: 30000000

benchmark/vm1_swap.yml

@@ -1,10 +1,8 @@
-benchmark:
-  vm1_swap: |
+prelude: |
   a = 1
   b = 2
-    i = 0
-    while i<30_000_000 # while loop 1
-      i += 1
-      a, b = b, a
-    end
-loop_count: 1
+benchmark:
+  vm1_swap: 'a, b = b, a
+
+'
+loop_count: 30000000

benchmark/vm1_yield.yml

@@ -1,8 +1,9 @@
+# while loop cost is not removed due to benchmark_driver.gem's limitation
 benchmark:
   vm1_yield: |
     def m
       i = 0
-      while i<30_000_000 # while loop 1
+      while i<30_000_000
         i += 1
         yield
       end