newlib-cygwin/newlib/libc/machine/bfin/setjmp.S

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ArmAsm
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/*
* setjmp for the Blackfin processor
*
* Copyright (C) 2006 Analog Devices, Inc.
*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
#define _ASM
#define _SETJMP_H
.text;
.align 4;
.globl _setjmp;
.type _setjmp, STT_FUNC;
_setjmp:
[--SP] = P0; /* Save P0 */
P0 = R0;
R0 = [SP++];
[P0 + 0x00] = R0; /* Save saved P0 */
[P0 + 0x04] = P1;
[P0 + 0x08] = P2;
[P0 + 0x0C] = P3;
[P0 + 0x10] = P4;
[P0 + 0x14] = P5;
[P0 + 0x18] = FP; /* Frame Pointer */
[P0 + 0x1C] = SP; /* Stack Pointer */
[P0 + 0x20] = P0; /* Data Registers */
[P0 + 0x24] = R1;
[P0 + 0x28] = R2;
[P0 + 0x2C] = R3;
[P0 + 0x30] = R4;
[P0 + 0x34] = R5;
[P0 + 0x38] = R6;
[P0 + 0x3C] = R7;
R0 = ASTAT;
[P0 + 0x40] = R0;
R0 = LC0; /* Loop Counters */
[P0 + 0x44] = R0;
R0 = LC1;
[P0 + 0x48] = R0;
R0 = A0.W; /* Accumulators */
[P0 + 0x4C] = R0;
R0 = A0.X;
[P0 + 0x50] = R0;
R0 = A1.W;
[P0 + 0x54] = R0;
R0 = A1.X;
[P0 + 0x58] = R0;
R0 = I0; /* Index Registers */
[P0 + 0x5C] = R0;
R0 = I1;
[P0 + 0x60] = R0;
R0 = I2;
[P0 + 0x64] = R0;
R0 = I3;
[P0 + 0x68] = R0;
R0 = M0; /* Modifier Registers */
[P0 + 0x6C] = R0;
R0 = M1;
[P0 + 0x70] = R0;
R0 = M2;
[P0 + 0x74] = R0;
R0 = M3;
[P0 + 0x78] = R0;
R0 = L0; /* Length Registers */
[P0 + 0x7c] = R0;
R0 = L1;
[P0 + 0x80] = R0;
R0 = L2;
[P0 + 0x84] = R0;
R0 = L3;
[P0 + 0x88] = R0;
R0 = B0; /* Base Registers */
[P0 + 0x8C] = R0;
R0 = B1;
[P0 + 0x90] = R0;
R0 = B2;
[P0 + 0x94] = R0;
R0 = B3;
[P0 + 0x98] = R0;
R0 = RETS;
[P0 + 0x9C] = R0;
R0 = 0;
RTS;
.size _setjmp, .-_setjmp;