sbcl: fix build on hosts without avx2.

Patch picked from upstream. Return to using ccl for bootstrapping.

srcpkgs/sbcl/patches/fix-arm-build-ecl.patch

@@ -1,36 +0,0 @@
-#2020/01/30 Patch has not yet been accepted upstream
-From f4de7a2a21acf1a205b725b4bb5596e1475bad26 Mon Sep 17 00:00:00 2001
-From: Eric Timmons <etimmons@mit.edu>
-Date: Sun, 8 Dec 2019 14:00:01 -0500
-Subject: [PATCH] Fix ARM build using ECL host
-
-ECL appears to not like ~T nested in ~<, even when it's the first argument. So
-replace the ~9T that gets triggered during build with spaces.
----
- src/compiler/checkgen.lisp | 4 ++--
- 1 file changed, 2 insertions(+), 2 deletions(-)
-
-diff --git a/src/compiler/checkgen.lisp b/src/compiler/checkgen.lisp
-index a49a0a1fc..026782327 100644
---- src/compiler/checkgen.lisp
-+++ src/compiler/checkgen.lisp
-@@ -518,14 +518,14 @@ (defun cast-check-uses (cast)
-         (cond ((and (ref-p use) (constant-p (ref-leaf use)))
-                (warn condition
-                      :format-control "~:[This~;~:*~A~] is not a ~
--                       ~<~%~9T~:;~/sb-impl:print-type/:~>~% ~S"
-+                       ~<~%        ~:;~/sb-impl:print-type/:~>~% ~S"
-                      :format-arguments
-                      (list what atype (constant-value (ref-leaf use)))))
-               (t
-                (warn condition
-                      :format-control
-                       "~:[Result~;~:*~A~] is a ~/sb-impl:print-type/, ~
--                       ~<~%~9T~:;not a ~/sb-impl:print-type/.~>"
-+                       ~<~%        ~:;not a ~/sb-impl:print-type/.~>"
-                      :format-arguments (list what dtype atype)))))))
-   (values))
- 
--- 
-2.24.0
-

srcpkgs/sbcl/patches/fix-avx2.patch

@@ -0,0 +1,25 @@
+From d0243a9f9961f0afdc09b555821b88edb2488be9 Mon Sep 17 00:00:00 2001
+From: Stas Boukarev <stassats@gmail.com>
+Date: Wed, 30 Sep 2020 02:46:31 +0300
+Subject: [PATCH] Fix CPUID checking.
+
+cpu-has- is an index, not a mask. Have popcnt and no avx => bad time.
+---
+ src/compiler/x86-64/parms.lisp | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/compiler/x86-64/parms.lisp b/src/compiler/x86-64/parms.lisp
+index 5aeddff47c..a9d2bef01e 100644
+--- src/compiler/x86-64/parms.lisp
++++ src/compiler/x86-64/parms.lisp
+@@ -178,8 +178,8 @@
+ (defvar *binding-stack-pointer*)
+ 
+ ;;; Bit indices into *CPU-FEATURE-BITS*
+-(defconstant cpu-has-ymm-registers   1)
+-(defconstant cpu-has-popcnt          2)
++(defconstant cpu-has-ymm-registers   0)
++(defconstant cpu-has-popcnt          1)
+ 
+ (defconstant-eqx +static-symbols+
+  `#(,@+common-static-symbols+

srcpkgs/sbcl/template

@@ -35,8 +35,8 @@ aarch64)
 	checksum+=" 494829f8e3ea7eb1c308b343cc390daf94a6215030a5f2b9ee0cded67511e918"
 	;;
 *-musl)
-	makedepends+=" ecl"
-	_bootstrap_lisp="ecl"
+	makedepends+=" ccl"
+	_bootstrap_lisp="ccl --batch --quiet --no-init"
 	;;
 esac