From 52397aaf2b240015533fa46f1767c20f45296465 Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@swtch.com>
Date: Sun, 19 Jan 2020 20:57:09 -0500
Subject: libthread: rm Darwin pre-11.0.0 support

Darwin 11.0.0 was Mac OS X 10.7.0 aka Lion.
The previous version was Snow Leopard, which
has been unsupported by Apple since February 2014.
---
 src/libthread/Darwin-power-asm.s | 83 ----------------------------------------
 1 file changed, 83 deletions(-)
 delete mode 100644 src/libthread/Darwin-power-asm.s

(limited to 'src/libthread/Darwin-power-asm.s')

diff --git a/src/libthread/Darwin-power-asm.s b/src/libthread/Darwin-power-asm.s
deleted file mode 100644
index a064b5ea..00000000
--- a/src/libthread/Darwin-power-asm.s
+++ /dev/null
@@ -1,83 +0,0 @@
-/* get FPR and VR use flags with sc 0x7FF3 */
-/* get vsave with mfspr reg, 256 */
-
-.text
-.align 2
-
-.globl	__getmcontext
-
-__getmcontext:				/* xxx: instruction scheduling */
-	mflr	r0
-	mfcr	r5
-	mfctr	r6
-	mfxer	r7
-	stw	r0, 0*4(r3)
-	stw	r5, 1*4(r3)
-	stw	r6, 2*4(r3)
-	stw	r7, 3*4(r3)
-
-	stw	r1, 4*4(r3)
-	stw	r2, 5*4(r3)
-	li	r5, 1			/* return value for setmcontext */
-	stw	r5, 6*4(r3)
-
-	stw	r13, (0+7)*4(r3)	/* callee-save GPRs */
-	stw	r14, (1+7)*4(r3)	/* xxx: block move */
-	stw	r15, (2+7)*4(r3)
-	stw	r16, (3+7)*4(r3)
-	stw	r17, (4+7)*4(r3)
-	stw	r18, (5+7)*4(r3)
-	stw	r19, (6+7)*4(r3)
-	stw	r20, (7+7)*4(r3)
-	stw	r21, (8+7)*4(r3)
-	stw	r22, (9+7)*4(r3)
-	stw	r23, (10+7)*4(r3)
-	stw	r24, (11+7)*4(r3)
-	stw	r25, (12+7)*4(r3)
-	stw	r26, (13+7)*4(r3)
-	stw	r27, (14+7)*4(r3)
-	stw	r28, (15+7)*4(r3)
-	stw	r29, (16+7)*4(r3)
-	stw	r30, (17+7)*4(r3)
-	stw	r31, (18+7)*4(r3)
-
-	li	r3, 0			/* return */
-	blr
-
-.globl	__setmcontext
-
-__setmcontext:
-	lwz	r13, (0+7)*4(r3)	/* callee-save GPRs */
-	lwz	r14, (1+7)*4(r3)	/* xxx: block move */
-	lwz	r15, (2+7)*4(r3)
-	lwz	r16, (3+7)*4(r3)
-	lwz	r17, (4+7)*4(r3)
-	lwz	r18, (5+7)*4(r3)
-	lwz	r19, (6+7)*4(r3)
-	lwz	r20, (7+7)*4(r3)
-	lwz	r21, (8+7)*4(r3)
-	lwz	r22, (9+7)*4(r3)
-	lwz	r23, (10+7)*4(r3)
-	lwz	r24, (11+7)*4(r3)
-	lwz	r25, (12+7)*4(r3)
-	lwz	r26, (13+7)*4(r3)
-	lwz	r27, (14+7)*4(r3)
-	lwz	r28, (15+7)*4(r3)
-	lwz	r29, (16+7)*4(r3)
-	lwz	r30, (17+7)*4(r3)
-	lwz	r31, (18+7)*4(r3)
-
-	lwz	r1, 4*4(r3)
-	lwz	r2, 5*4(r3)
-
-	lwz	r0, 0*4(r3)
-	mtlr	r0
-	lwz	r0, 1*4(r3)
-	mtcr	r0			/* mtcrf 0xFF, r0 */
-	lwz	r0, 2*4(r3)
-	mtctr	r0
-	lwz	r0, 3*4(r3)
-	mtxer	r0
-
-	lwz	r3,	6*4(r3)
-	blr
-- 
cgit v1.2.3