1.0.36.8: deal with environment argument in TYPEP transforms

[sbcl.git] / src / compiler / x86-64 / nlx.lisp

diff --git a/src/compiler/x86-64/nlx.lisp b/src/compiler/x86-64/nlx.lisp
index feeb93a..4cc02fd 100644 (file)
--- a/src/compiler/x86-64/nlx.lisp
+++ b/src/compiler/x86-64/nlx.lisp
@@ -24,7 +24,7 @@
 (defun catch-block-ea (tn)
   (aver (sc-is tn catch-block))
   (make-ea :qword :base rbp-tn
-           :disp (- (* (+ (tn-offset tn) catch-block-size) n-word-bytes))))
+           :disp (frame-byte-offset (+ -1 (tn-offset tn) catch-block-size))))
 
 \f
 ;;;; Save and restore dynamic environment.
@@ -148,32 +148,39 @@
           ((= nvals 1)
            (let ((no-values (gen-label)))
              (inst mov (tn-ref-tn values) nil-value)
-             (inst jecxz no-values)
+             (inst jrcxz no-values)
              (loadw (tn-ref-tn values) start -1)
              (emit-label no-values)))
           (t
+           ;; FIXME: this is mostly copied from
+           ;; DEFAULT-UNKNOWN-VALUES.
            (collect ((defaults))
              (do ((i 0 (1+ i))
                   (tn-ref values (tn-ref-across tn-ref)))
                  ((null tn-ref))
                (let ((default-lab (gen-label))
-                     (tn (tn-ref-tn tn-ref)))
-                 (defaults (cons default-lab tn))
-
+                     (tn (tn-ref-tn tn-ref))
+                     (first-stack-arg-p (= i register-arg-count)))
+                 (defaults (cons default-lab (cons tn first-stack-arg-p)))
                  (inst cmp count (fixnumize i))
                  (inst jmp :le default-lab)
+                 (when first-stack-arg-p
+                   (storew rdx-tn rbx-tn -1))
                  (sc-case tn
                    ((descriptor-reg any-reg)
-                    (loadw tn start (- (1+ i))))
+                    (loadw tn start (frame-word-offset (+ sp->fp-offset i))))
                    ((control-stack)
-                    (loadw move-temp start (- (1+ i)))
+                    (loadw move-temp start
+                           (frame-word-offset (+ sp->fp-offset i)))
                     (inst mov tn move-temp)))))
              (let ((defaulting-done (gen-label)))
                (emit-label defaulting-done)
                (assemble (*elsewhere*)
-                 (dolist (def (defaults))
-                   (emit-label (car def))
-                   (inst mov (cdr def) nil-value))
+                 (dolist (default (defaults))
+                   (emit-label (car default))
+                   (when (cddr default)
+                     (inst push rdx-tn))
+                   (inst mov (second default) nil-value))
                  (inst jmp defaulting-done))))))
     (inst mov rsp-tn sp)))
 
@@ -207,12 +214,12 @@
     (move num rcx)
     (inst shr rcx word-shift)           ; word count for <rep movs>
     ;; If we got zero, we be done.
-    (inst jecxz DONE)
+    (inst jrcxz DONE)
     ;; Copy them down.
     (inst std)
     (inst rep)
     (inst movs :qword)
-
+    (inst cld)
     DONE
     ;; Reset the CSP at last moved arg.
     (inst lea rsp-tn (make-ea :qword :base rdi :disp n-word-bytes))))
@@ -245,7 +252,7 @@
                            temp)
 
     ;; Allocate space for magic UWP block.
-    (inst sub rsp-tn unwind-block-size)
+    (inst sub rsp-tn (* unwind-block-size n-word-bytes))
     ;; Set up magic catch / UWP block.
     (move block rsp-tn)
     (loadw temp uwp sap-pointer-slot other-pointer-lowtag)
@@ -271,10 +278,11 @@
 
     ;; Clear the stack
     (inst lea rsp-tn
-          (make-ea :qword :base rbp-tn :disp (* -3 n-word-bytes)))
+          (make-ea :qword :base rbp-tn
+                   :disp (* (- sp->fp-offset 3) n-word-bytes)))
 
     ;; Push the return-pc so it looks like we just called.
-    (pushw rbp-tn -2)
+    (pushw rbp-tn (frame-word-offset return-pc-save-offset))
 
     ;; Call it
     (inst jmp (make-ea :qword :base block