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--- Libc/Libc-583/ppc/sys/_setjmp.s
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-
-/* int _setjmp(jmp_buf env); */
-/*
- * Copyright (c) 1998 Apple Computer, Inc. All rights reserved.
- *
- * File: sys/ppc/_setjmp.s
- *
- * Implements _setjmp()
- *
- * History:
- * 8 September 1998 Matt Watson (mwatson@apple.com)
- * Created. Derived from setjmp.s
- */
-
-/* We use mode-independent "g" opcodes such as "stg", and/or
- * mode-independent macros such as MI_GET_ADDRESS. These expand
- * into word operations when targeting __ppc__, and into doubleword
- * operations when targeting __ppc64__.
- */
-#include <architecture/ppc/mode_independent_asm.h>
-
-#define __APPLE_API_PRIVATE
-#include <machine/cpu_capabilities.h>
-#undef __APPLE_API_PRIVATE
-
-#include "_setjmp.h"
-
-#define VRSave 256
-
-
-MI_ENTRY_POINT(__setjmp)
- lbz r7, _COMM_PAGE_ALTIVEC(0) ; get "AltiVec available" flag
-
- stg r1, JMP_r1(r3)
- stg r2, JMP_r2(r3)
- stg r13, JMP_r13(r3)
- stg r14, JMP_r14(r3)
- stg r15, JMP_r15(r3)
- stg r16, JMP_r16(r3)
- stg r17, JMP_r17(r3)
- stg r18, JMP_r18(r3)
- stg r19, JMP_r19(r3)
- mfcr r0 ; we only need to save cr2-cr4
- stg r20, JMP_r20(r3)
- stg r21, JMP_r21(r3)
- stg r22, JMP_r22(r3)
- stg r23, JMP_r23(r3)
- stg r24, JMP_r24(r3)
- mflr r5
- stg r25, JMP_r25(r3)
- stg r26, JMP_r26(r3)
- stg r27, JMP_r27(r3)
- stg r28, JMP_r28(r3)
- stg r29, JMP_r29(r3)
- stg r30, JMP_r30(r3)
- stg r31, JMP_r31(r3)
- stg r0, JMP_cr(r3)
- stg r5, JMP_lr(r3)
-
- addi r6,r3,JMP_fp_base_addr ; point to base of FPR save area
- stg r3,JMP_addr_at_setjmp(r3) ; remember original address of jmpbuf
- clrrgi r6,r6,4 ; mask off low 4 bits to qw align
- mffs f0 ; get FPSCR
- stfd f14,0*8(r6)
- stfd f15,1*8(r6)
- stfd f16,2*8(r6)
- stfd f17,3*8(r6)
- stfd f18,4*8(r6)
- stfd f19,5*8(r6)
- stfd f20,6*8(r6)
- stfd f21,7*8(r6)
- stfd f22,8*8(r6)
- stfd f23,9*8(r6)
- stfd f24,10*8(r6)
- stfd f25,11*8(r6)
- stfd f26,12*8(r6)
- stfd f27,13*8(r6)
- stfd f28,14*8(r6)
- stfd f29,15*8(r6)
- stfd f30,16*8(r6)
- stfd f31,17*8(r6)
- stfd f0,JMP_fpscr(r3) ; save fpscr in non-sliding region of jmpbuf
-
- cmpwi r7,0 ; is AltiVec available? (test _COMM_PAGE_ALTIVEC)
- addi r6,r3,JMP_vr_base_addr ; get base address of VR save area
- addi r8,r3,JMP_vrsave ; we'll need this address below
- li r3,0 ; set return value (always 0 on setjmp)
- beqlr-- ; exit if no Altivec
-
- mfspr r4,VRSave ; AltiVec available, so get VRSAVE mask
- andi. r0,r4,0xFFF ; we only care about v20-v31
- stg r0,0(r8) ; save effective VRSAVE in JMP_vrsave
- beqlr++ ; if no live non-volatile VRs, we're done
-
- stvx v20,0,r6
- li r4,16*1
- stvx v21,r4,r6
- li r4,16*2
- stvx v22,r4,r6
- li r4,16*3
- stvx v23,r4,r6
- li r4,16*4
- stvx v24,r4,r6
- li r4,16*5
- stvx v25,r4,r6
- li r4,16*6
- stvx v26,r4,r6
- li r4,16*7
- stvx v27,r4,r6
- li r4,16*8
- stvx v28,r4,r6
- li r4,16*9
- stvx v29,r4,r6
- li r4,16*10
- stvx v30,r4,r6
- li r4,16*11
- stvx v31,r4,r6
-
- blr
-