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/* longjmp for the Blackfin project
*
* Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
* Copyright (C) 2004 Metrowerks
* Based on code from Analog Devices.
*
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
.text
.global ___longjmp;
.type ___longjmp,STT_FUNC;
.align 4;
___longjmp:
P0 = R0;
R0 = [P0 + 0x00];
[--SP] = R0; // Put P0 on the stack
P1 = [P0 + 0x04];
P2 = [P0 + 0x08];
P3 = [P0 + 0x0C];
P4 = [P0 + 0x10];
P5 = [P0 + 0x14];
FP = [P0 + 0x18];
R0 = [SP++]; // Grab P0 from old stack
SP = [P0 + 0x1C]; // Update Stack Pointer
[--SP] = R0; // Put P0 on new stack
[--SP] = R1; // Put VAL arg on new stack
R0 = [P0 + 0x20]; // Data Registers
R1 = [P0 + 0x24];
R2 = [P0 + 0x28];
R3 = [P0 + 0x2C];
R4 = [P0 + 0x30];
R5 = [P0 + 0x34];
R6 = [P0 + 0x38];
R7 = [P0 + 0x3C];
R0 = [P0 + 0x40];
ASTAT = R0;
R0 = [P0 + 0x44]; // Loop Counters
LC0 = R0;
R0 = [P0 + 0x48];
LC1 = R0;
R0 = [P0 + 0x4C]; // Accumulators
A0.W = R0;
R0 = [P0 + 0x50];
A0.X = R0;
R0 = [P0 + 0x54];
A1.W = R0;
R0 = [P0 + 0x58];
A1.X = R0;
R0 = [P0 + 0x5C]; // Index Registers
I0 = R0;
R0 = [P0 + 0x60];
I1 = R0;
R0 = [P0 + 0x64];
I2 = R0;
R0 = [P0 + 0x68];
I3 = R0;
R0 = [P0 + 0x6C]; // Modifier Registers
M0 = R0;
R0 = [P0 + 0x70];
M1 = R0;
R0 = [P0 + 0x74];
M2 = R0;
R0 = [P0 + 0x78];
M3 = R0;
R0 = [P0 + 0x7C]; // Length Registers
L0 = R0;
R0 = [P0 + 0x80];
L1 = R0;
R0 = [P0 + 0x84];
L2 = R0;
R0 = [P0 + 0x88];
L3 = R0;
R0 = [P0 + 0x8C]; // Base Registers
B0 = R0;
R0 = [P0 + 0x90];
B1 = R0;
R0 = [P0 + 0x94];
B2 = R0;
R0 = [P0 + 0x98];
B3 = R0;
R0 = [P0 + 0x9C]; // Return Address (PC)
RETS = R0;
R0 = [SP++];
P0 = [SP++];
CC = R0 == 0;
IF !CC JUMP finished;
R0 = 1;
finished:
RTS;
.size ___longjmp,.-___longjmp
libc_hidden_def(__longjmp)
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