;;; Return true if the element at the specified offset in SB has a
;;; conflict with TN:
-;;; -- If a component-live TN (:component kind), then iterate over
-;;; all the blocks. If the element at Offset is used anywhere in
+;;; -- If a component-live TN (:COMPONENT kind), then iterate over
+;;; all the blocks. If the element at OFFSET is used anywhere in
;;; any of the component's blocks (always-live /= 0), then there
;;; is a conflict.
;;; -- If TN is global (Confs true), then iterate over the blocks TN
-;;; is live in (using TN-Global-Conflicts). If the TN is live
+;;; is live in (using TN-GLOBAL-CONFLICTS). If the TN is live
;;; everywhere in the block (:LIVE), then there is a conflict
;;; if the element at offset is used anywhere in the block
;;; (Always-Live /= 0). Otherwise, we use the local TN number for
(loc-live (svref (finite-sb-always-live sb) this-offset)))
(cond
((eq kind :component)
- (dotimes (num (ir2-block-count *component-being-compiled*) nil)
+ (dotimes (num (ir2-block-count *component-being-compiled*))
(declare (type index num))
(setf (sbit loc-live num) 1)
(set-bit-vector (svref loc-confs num))))
;;;; optimized saving
;;; Save TN if it isn't a single-writer TN that has already been
-;;; saved. If multi-write, we insert the save Before the specified
-;;; VOP. Context is a VOP used to tell which node/block to use for the
+;;; saved. If multi-write, we insert the save BEFORE the specified
+;;; VOP. CONTEXT is a VOP used to tell which node/block to use for the
;;; new VOP.
(defun save-if-necessary (tn before context)
(declare (type tn tn) (type (or vop null) before) (type vop context))
(values))
;;; Load the TN from its save location, allocating one if necessary.
-;;; The load is inserted Before the specifier VOP. Context is a VOP
+;;; The load is inserted BEFORE the specifier VOP. CONTEXT is a VOP
;;; used to tell which node/block to use for the new VOP.
(defun restore-tn (tn before context)
(declare (type tn tn) (type (or vop null) before) (type vop context))
(defvar *repack-blocks*)
(declaim (type (or hash-table null) *repack-blocks*))
-;;; Set the Live-TNs vectors in all :FINITE SBs to represent the TNs
+;;; Set the LIVE-TNS vectors in all :FINITE SBs to represent the TNs
;;; live at the end of BLOCK.
(defun init-live-tns (block)
(dolist (sb *backend-sb-list*)