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-rw-r--r--arch/blackfin/lib/umodsi3.S63
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diff --git a/arch/blackfin/lib/umodsi3.S b/arch/blackfin/lib/umodsi3.S
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-/*
- * File: arch/blackfin/lib/umodsi3.S
- * Based on:
- * Author:
- *
- * Created:
- * Description: libgcc1 routines for Blackfin 5xx
- *
- * Rev: $Id: umodsi3.S 2769 2007-02-19 16:45:53Z hennerich $
- *
- * Modified:
- * Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#ifdef CONFIG_ARITHMETIC_OPS_L1
-.section .l1.text
-#else
-.text
-#endif
-
-.extern ___udivsi3;
-.globl ___umodsi3
-___umodsi3:
-
- CC=R0==0;
- IF CC JUMP .LRETURN_R0; /* Return 0, if NR == 0 */
- CC= R1==0;
- IF CC JUMP .LRETURN_ZERO_VAL; /* Return 0, if DR == 0 */
- CC=R0==R1;
- IF CC JUMP .LRETURN_ZERO_VAL; /* Return 0, if NR == DR */
- CC = R1 == 1;
- IF CC JUMP .LRETURN_ZERO_VAL; /* Return 0, if DR == 1 */
- CC = R0<R1 (IU);
- IF CC JUMP .LRETURN_R0; /* Return dividend (R0),IF NR<DR */
-
- [--SP] = (R7:6); /* Push registers and */
- [--SP] = RETS; /* Return address */
- R7 = R0; /* Copy of R0 */
- R6 = R1;
- SP += -12; /* Should always provide this space */
- CALL ___udivsi3; /* Compute unsigned quotient using ___udiv32()*/
- SP += 12;
- R0 *= R6; /* Quotient * divisor */
- R0 = R7 - R0; /* Dividend - (quotient * divisor) */
- RETS = [SP++]; /* Pop return address */
- ( R7:6) = [SP++]; /* And registers */
- RTS; /* Return remainder */
-.LRETURN_ZERO_VAL:
- R0 = 0;
-.LRETURN_R0:
- RTS;