diff --git a/basis/compiler/cfg/builder/alien/boxing/boxing-docs.factor b/basis/compiler/cfg/builder/alien/boxing/boxing-docs.factor
index 742ed07f6e..23ecc1bd17 100644
--- a/basis/compiler/cfg/builder/alien/boxing/boxing-docs.factor
+++ b/basis/compiler/cfg/builder/alien/boxing/boxing-docs.factor
@@ -1,5 +1,5 @@
-USING: alien.c-types compiler.cfg.instructions help.markup help.syntax make
-math ;
+USING: alien.c-types compiler.cfg.instructions help.markup help.syntax
+math sequences ;
 IN: compiler.cfg.builder.alien.boxing
 
 HELP: box
@@ -36,6 +36,10 @@ HELP: box-return
 }
 { $see-also ##box-alien } ;
 
+HELP: flatten-c-type
+{ $values { "c-type" abstract-c-type } { "pairs" sequence } }
+{ $description "pairs have shape { rep on-stack? f }" } ;
+
 HELP: stack-size
 { $values
   { "c-type" c-type }
diff --git a/basis/compiler/cfg/builder/alien/boxing/boxing.factor b/basis/compiler/cfg/builder/alien/boxing/boxing.factor
index c3c8a7b83f..49f06dc15d 100644
--- a/basis/compiler/cfg/builder/alien/boxing/boxing.factor
+++ b/basis/compiler/cfg/builder/alien/boxing/boxing.factor
@@ -10,7 +10,6 @@ IN: compiler.cfg.builder.alien.boxing
 
 SYMBOL: struct-return-area
 
-! pairs have shape { rep on-stack? }
 GENERIC: flatten-c-type ( c-type -- pairs )
 
 M: c-type flatten-c-type
diff --git a/basis/compiler/cfg/builder/alien/params/params-docs.factor b/basis/compiler/cfg/builder/alien/params/params-docs.factor
index f6599ebc11..c632440e8a 100644
--- a/basis/compiler/cfg/builder/alien/params/params-docs.factor
+++ b/basis/compiler/cfg/builder/alien/params/params-docs.factor
@@ -1,9 +1,6 @@
-USING: cpu.architecture help.markup help.syntax math ;
+USING: cpu.architecture help.markup help.syntax kernel math vectors ;
 IN: compiler.cfg.builder.alien.params
 
-HELP: stack-params
-{ $var-description "Count of the number of bytes of stack allocation required to store the current call frames parameters." } ;
-
 HELP: alloc-stack-param
 { $values { "rep" representation } { "n" integer } }
 { $description "Allocates space for a stack parameter value of the given representation and returns the previous stack parameter offset." }
@@ -15,3 +12,15 @@ HELP: alloc-stack-param
     "0"
   }
 } ;
+
+HELP: reg-class-full?
+{ $values { "reg-class" vector } { "odd-register?" boolean } { "?" boolean } }
+{ $description "The register class is full if there are no registers left in it, or if there is only one register and 'odd-register?' is " { $link t } ". If it is full, then it is emptied as a side-effect." } ;
+
+HELP: stack-params
+{ $var-description "Count of the number of bytes of stack allocation required to store the current call frames parameters." } ;
+
+ARTICLE: "compiler.cfg.builder.alien.params"
+"Allocation for alien node parameters" "This vocab allocates registers and spill slots for alien calls." ;
+
+ABOUT: "compiler.cfg.builder.alien.params"
diff --git a/basis/compiler/cfg/instructions/instructions-docs.factor b/basis/compiler/cfg/instructions/instructions-docs.factor
index fd29601c75..34dae02d4e 100644
--- a/basis/compiler/cfg/instructions/instructions-docs.factor
+++ b/basis/compiler/cfg/instructions/instructions-docs.factor
@@ -2,8 +2,8 @@ USING: alien arrays assocs byte-arrays classes combinators
 compiler.cfg compiler.cfg.builder compiler.cfg.intrinsics.fixnum
 compiler.cfg.linear-scan.assignment compiler.cfg.liveness
 compiler.cfg.ssa.destruction compiler.cfg.value-numbering
-compiler.codegen.gc-maps cpu.architecture help.markup help.syntax
-kernel layouts math sequences slots.private system vm ;
+compiler.codegen.gc-maps compiler.tree cpu.architecture help.markup
+help.syntax kernel layouts math sequences slots.private system vm ;
 IN: compiler.cfg.instructions
 
 HELP: ##alien-invoke
@@ -31,7 +31,17 @@ HELP: ##alien-invoke
   }
   "Which function arguments that goes in " { $slot "reg-inputs" } " and which goes in " { $slot "stack-inputs" } " depend on the calling convention. In " { $link cdecl } " on " { $link x86.32 } ", all arguments goes in " { $slot "stack-inputs" } ", in " { $link x86.64 } " the first six arguments are passed in registers and then stack parameters are used for the remainder."
 }
-{ $see-also %alien-invoke } ;
+{ $see-also #alien-invoke %alien-invoke } ;
+
+HELP: ##alien-indirect
+{ $class-description
+  "An instruction representing an indirect alien call. The first item on the datastack is a pointer to the function to call and the parameters follows. It has the following slots:"
+  { $table
+    { { $slot "src" } { "Spill slot containing the function pointer." } }
+    { { $slot "reg-outputs" } { "Sequence of output values passed in registers." } }
+  }
+}
+{ $see-also alien-indirect %alien-indirect } ;
 
 HELP: ##allot
 { $class-description
diff --git a/basis/compiler/codegen/labels/labels-docs.factor b/basis/compiler/codegen/labels/labels-docs.factor
index 3dc604c8ee..aa38b5924c 100644
--- a/basis/compiler/codegen/labels/labels-docs.factor
+++ b/basis/compiler/codegen/labels/labels-docs.factor
@@ -5,15 +5,18 @@ IN: compiler.codegen.labels
 HELP: binary-literal-table
 { $var-description "A relocation table used during code generation to keep track of binary relocations. Binary literals are stored at the end of the generated assembly code on the code heap." } ;
 
+HELP: define-label
+{ $values { "name" string } }
+{ $description "Defines a new label with the given name. The " { $slot "offset" } " slot is filled in later." } ;
+
+HELP: emit-binary-literals
+{ $description "Emits all binary literals in the " { $link binary-literal-table } "." } ;
+
 HELP: rel-binary-literal
 { $values { "literal" byte-array } { "class" "relocation class" } }
 { $description "Adds a binary literal to the relocation table." }
 { $see-also binary-literal-table } ;
 
-HELP: define-label
-{ $values { "name" string } }
-{ $description "Defines a new label with the given name. The " { $slot "offset" } " slot is filled in later." } ;
-
 HELP: resolve-label
 { $values { "label/name" { $link label } " or " { $link string } } }
 { $description "Assigns the current " { $link compiled-offset } " to the given label." } ;