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- /*
- * libgcc1 routines for Blackfin 5xx
- *
- * Copyright 2004-2009 Analog Devices Inc.
- *
- * Licensed under the Clear BSD license or the GPL-2 (or later)
- */
- #ifdef CONFIG_ARITHMETIC_OPS_L1
- .section .l1.text
- #else
- .text
- #endif
- .extern ___udivsi3;
- .type ___udivsi3, STT_FUNC;
- .globl ___umodsi3
- .type ___umodsi3, STT_FUNC;
- ___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;
- .size ___umodsi3, .-___umodsi3
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