/* libgcc routines for NEC V850. Copyright (C) 1996, 1997, 2002, 2005, 2009 Free Software Foundation, Inc. This file is part of GCC. GCC 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 3, or (at your option) any later version. This file 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. Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see . */ #ifdef L_mulsi3 .text .globl ___mulsi3 .type ___mulsi3,@function ___mulsi3: #ifdef __v850__ /* #define SHIFT 12 #define MASK ((1 << SHIFT) - 1) #define STEP(i, j) \ ({ \ short a_part = (a >> (i)) & MASK; \ short b_part = (b >> (j)) & MASK; \ int res = (((int) a_part) * ((int) b_part)); \ res; \ }) int __mulsi3 (unsigned a, unsigned b) { return STEP (0, 0) + ((STEP (SHIFT, 0) + STEP (0, SHIFT)) << SHIFT) + ((STEP (0, 2 * SHIFT) + STEP (SHIFT, SHIFT) + STEP (2 * SHIFT, 0)) << (2 * SHIFT)); } */ mov r6, r14 movea lo(32767), r0, r10 and r10, r14 mov r7, r15 and r10, r15 shr 15, r6 mov r6, r13 and r10, r13 shr 15, r7 mov r7, r12 and r10, r12 shr 15, r6 shr 15, r7 mov r14, r10 mulh r15, r10 mov r14, r11 mulh r12, r11 mov r13, r16 mulh r15, r16 mulh r14, r7 mulh r15, r6 add r16, r11 mulh r13, r12 shl 15, r11 add r11, r10 add r12, r7 add r6, r7 shl 30, r7 add r7, r10 jmp [r31] #endif /* __v850__ */ #if defined(__v850e__) || defined(__v850ea__) /* This routine is almost unneccesarry because gcc generates the MUL instruction for the RTX mulsi3. But if someone wants to link his application with previsously compiled v850 objects then they will need this function. */ /* It isn't good to put the inst sequence as below; mul r7, r6, mov r6, r10, r0 In this case, there is a RAW hazard between them. MUL inst takes 2 cycle in EX stage, then MOV inst must wait 1cycle. */ mov r7, r10 mul r6, r10, r0 jmp [r31] #endif /* __v850e__ */ .size ___mulsi3,.-___mulsi3 #endif /* L_mulsi3 */ #ifdef L_udivsi3 .text .global ___udivsi3 .type ___udivsi3,@function ___udivsi3: #ifdef __v850__ mov 1,r12 mov 0,r10 cmp r6,r7 bnl .L12 movhi hi(-2147483648),r0,r13 cmp r0,r7 blt .L12 .L4: shl 1,r7 shl 1,r12 cmp r6,r7 bnl .L12 cmp r0,r12 be .L8 mov r7,r19 and r13,r19 be .L4 br .L12 .L9: cmp r7,r6 bl .L10 sub r7,r6 or r12,r10 .L10: shr 1,r12 shr 1,r7 .L12: cmp r0,r12 bne .L9 .L8: jmp [r31] #else /* defined(__v850e__) */ /* See comments at end of __mulsi3. */ mov r6, r10 divu r7, r10, r0 jmp [r31] #endif /* __v850e__ */ .size ___udivsi3,.-___udivsi3 #endif #ifdef L_divsi3 .text .globl ___divsi3 .type ___divsi3,@function ___divsi3: #ifdef __v850__ add -8,sp st.w r31,4[sp] st.w r22,0[sp] mov 1,r22 tst r7,r7 bp .L3 subr r0,r7 subr r0,r22 .L3: tst r6,r6 bp .L4 subr r0,r6 subr r0,r22 .L4: jarl ___udivsi3,r31 cmp r0,r22 bp .L7 subr r0,r10 .L7: ld.w 0[sp],r22 ld.w 4[sp],r31 add 8,sp jmp [r31] #else /* defined(__v850e__) */ /* See comments at end of __mulsi3. */ mov r6, r10 div r7, r10, r0 jmp [r31] #endif /* __v850e__ */ .size ___divsi3,.-___divsi3 #endif #ifdef L_umodsi3 .text .globl ___umodsi3 .type ___umodsi3,@function ___umodsi3: #ifdef __v850__ add -12,sp st.w r31,8[sp] st.w r7,4[sp] st.w r6,0[sp] jarl ___udivsi3,r31 ld.w 4[sp],r7 mov r10,r6 jarl ___mulsi3,r31 ld.w 0[sp],r6 subr r6,r10 ld.w 8[sp],r31 add 12,sp jmp [r31] #else /* defined(__v850e__) */ /* See comments at end of __mulsi3. */ divu r7, r6, r10 jmp [r31] #endif /* __v850e__ */ .size ___umodsi3,.-___umodsi3 #endif /* L_umodsi3 */ #ifdef L_modsi3 .text .globl ___modsi3 .type ___modsi3,@function ___modsi3: #ifdef __v850__ add -12,sp st.w r31,8[sp] st.w r7,4[sp] st.w r6,0[sp] jarl ___divsi3,r31 ld.w 4[sp],r7 mov r10,r6 jarl ___mulsi3,r31 ld.w 0[sp],r6 subr r6,r10 ld.w 8[sp],r31 add 12,sp jmp [r31] #else /* defined(__v850e__) */ /* See comments at end of __mulsi3. */ div r7, r6, r10 jmp [r31] #endif /* __v850e__ */ .size ___modsi3,.-___modsi3 #endif /* L_modsi3 */ #ifdef L_save_2 .text .align 2 .globl __save_r2_r29 .type __save_r2_r29,@function /* Allocate space and save registers 2, 20 .. 29 on the stack */ /* Called via: jalr __save_r2_r29,r10 */ __save_r2_r29: #ifdef __EP__ mov ep,r1 addi -44,sp,sp mov sp,ep sst.w r29,0[ep] sst.w r28,4[ep] sst.w r27,8[ep] sst.w r26,12[ep] sst.w r25,16[ep] sst.w r24,20[ep] sst.w r23,24[ep] sst.w r22,28[ep] sst.w r21,32[ep] sst.w r20,36[ep] sst.w r2,40[ep] mov r1,ep #else addi -44,sp,sp st.w r29,0[sp] st.w r28,4[sp] st.w r27,8[sp] st.w r26,12[sp] st.w r25,16[sp] st.w r24,20[sp] st.w r23,24[sp] st.w r22,28[sp] st.w r21,32[sp] st.w r20,36[sp] st.w r2,40[sp] #endif jmp [r10] .size __save_r2_r29,.-__save_r2_r29 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r2_r29 */ .align 2 .globl __return_r2_r29 .type __return_r2_r29,@function __return_r2_r29: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 0[ep],r29 sld.w 4[ep],r28 sld.w 8[ep],r27 sld.w 12[ep],r26 sld.w 16[ep],r25 sld.w 20[ep],r24 sld.w 24[ep],r23 sld.w 28[ep],r22 sld.w 32[ep],r21 sld.w 36[ep],r20 sld.w 40[ep],r2 addi 44,sp,sp mov r1,ep #else ld.w 0[sp],r29 ld.w 4[sp],r28 ld.w 8[sp],r27 ld.w 12[sp],r26 ld.w 16[sp],r25 ld.w 20[sp],r24 ld.w 24[sp],r23 ld.w 28[sp],r22 ld.w 32[sp],r21 ld.w 36[sp],r20 ld.w 40[sp],r2 addi 44,sp,sp #endif jmp [r31] .size __return_r2_r29,.-__return_r2_r29 #endif /* L_save_2 */ #ifdef L_save_20 .text .align 2 .globl __save_r20_r29 .type __save_r20_r29,@function /* Allocate space and save registers 20 .. 29 on the stack */ /* Called via: jalr __save_r20_r29,r10 */ __save_r20_r29: #ifdef __EP__ mov ep,r1 addi -40,sp,sp mov sp,ep sst.w r29,0[ep] sst.w r28,4[ep] sst.w r27,8[ep] sst.w r26,12[ep] sst.w r25,16[ep] sst.w r24,20[ep] sst.w r23,24[ep] sst.w r22,28[ep] sst.w r21,32[ep] sst.w r20,36[ep] mov r1,ep #else addi -40,sp,sp st.w r29,0[sp] st.w r28,4[sp] st.w r27,8[sp] st.w r26,12[sp] st.w r25,16[sp] st.w r24,20[sp] st.w r23,24[sp] st.w r22,28[sp] st.w r21,32[sp] st.w r20,36[sp] #endif jmp [r10] .size __save_r20_r29,.-__save_r20_r29 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r20_r29 */ .align 2 .globl __return_r20_r29 .type __return_r20_r29,@function __return_r20_r29: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 0[ep],r29 sld.w 4[ep],r28 sld.w 8[ep],r27 sld.w 12[ep],r26 sld.w 16[ep],r25 sld.w 20[ep],r24 sld.w 24[ep],r23 sld.w 28[ep],r22 sld.w 32[ep],r21 sld.w 36[ep],r20 addi 40,sp,sp mov r1,ep #else ld.w 0[sp],r29 ld.w 4[sp],r28 ld.w 8[sp],r27 ld.w 12[sp],r26 ld.w 16[sp],r25 ld.w 20[sp],r24 ld.w 24[sp],r23 ld.w 28[sp],r22 ld.w 32[sp],r21 ld.w 36[sp],r20 addi 40,sp,sp #endif jmp [r31] .size __return_r20_r29,.-__return_r20_r29 #endif /* L_save_20 */ #ifdef L_save_21 .text .align 2 .globl __save_r21_r29 .type __save_r21_r29,@function /* Allocate space and save registers 21 .. 29 on the stack */ /* Called via: jalr __save_r21_r29,r10 */ __save_r21_r29: #ifdef __EP__ mov ep,r1 addi -36,sp,sp mov sp,ep sst.w r29,0[ep] sst.w r28,4[ep] sst.w r27,8[ep] sst.w r26,12[ep] sst.w r25,16[ep] sst.w r24,20[ep] sst.w r23,24[ep] sst.w r22,28[ep] sst.w r21,32[ep] mov r1,ep #else addi -36,sp,sp st.w r29,0[sp] st.w r28,4[sp] st.w r27,8[sp] st.w r26,12[sp] st.w r25,16[sp] st.w r24,20[sp] st.w r23,24[sp] st.w r22,28[sp] st.w r21,32[sp] #endif jmp [r10] .size __save_r21_r29,.-__save_r21_r29 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r21_r29 */ .align 2 .globl __return_r21_r29 .type __return_r21_r29,@function __return_r21_r29: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 0[ep],r29 sld.w 4[ep],r28 sld.w 8[ep],r27 sld.w 12[ep],r26 sld.w 16[ep],r25 sld.w 20[ep],r24 sld.w 24[ep],r23 sld.w 28[ep],r22 sld.w 32[ep],r21 addi 36,sp,sp mov r1,ep #else ld.w 0[sp],r29 ld.w 4[sp],r28 ld.w 8[sp],r27 ld.w 12[sp],r26 ld.w 16[sp],r25 ld.w 20[sp],r24 ld.w 24[sp],r23 ld.w 28[sp],r22 ld.w 32[sp],r21 addi 36,sp,sp #endif jmp [r31] .size __return_r21_r29,.-__return_r21_r29 #endif /* L_save_21 */ #ifdef L_save_22 .text .align 2 .globl __save_r22_r29 .type __save_r22_r29,@function /* Allocate space and save registers 22 .. 29 on the stack */ /* Called via: jalr __save_r22_r29,r10 */ __save_r22_r29: #ifdef __EP__ mov ep,r1 addi -32,sp,sp mov sp,ep sst.w r29,0[ep] sst.w r28,4[ep] sst.w r27,8[ep] sst.w r26,12[ep] sst.w r25,16[ep] sst.w r24,20[ep] sst.w r23,24[ep] sst.w r22,28[ep] mov r1,ep #else addi -32,sp,sp st.w r29,0[sp] st.w r28,4[sp] st.w r27,8[sp] st.w r26,12[sp] st.w r25,16[sp] st.w r24,20[sp] st.w r23,24[sp] st.w r22,28[sp] #endif jmp [r10] .size __save_r22_r29,.-__save_r22_r29 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r22_r29 */ .align 2 .globl __return_r22_r29 .type __return_r22_r29,@function __return_r22_r29: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 0[ep],r29 sld.w 4[ep],r28 sld.w 8[ep],r27 sld.w 12[ep],r26 sld.w 16[ep],r25 sld.w 20[ep],r24 sld.w 24[ep],r23 sld.w 28[ep],r22 addi 32,sp,sp mov r1,ep #else ld.w 0[sp],r29 ld.w 4[sp],r28 ld.w 8[sp],r27 ld.w 12[sp],r26 ld.w 16[sp],r25 ld.w 20[sp],r24 ld.w 24[sp],r23 ld.w 28[sp],r22 addi 32,sp,sp #endif jmp [r31] .size __return_r22_r29,.-__return_r22_r29 #endif /* L_save_22 */ #ifdef L_save_23 .text .align 2 .globl __save_r23_r29 .type __save_r23_r29,@function /* Allocate space and save registers 23 .. 29 on the stack */ /* Called via: jalr __save_r23_r29,r10 */ __save_r23_r29: #ifdef __EP__ mov ep,r1 addi -28,sp,sp mov sp,ep sst.w r29,0[ep] sst.w r28,4[ep] sst.w r27,8[ep] sst.w r26,12[ep] sst.w r25,16[ep] sst.w r24,20[ep] sst.w r23,24[ep] mov r1,ep #else addi -28,sp,sp st.w r29,0[sp] st.w r28,4[sp] st.w r27,8[sp] st.w r26,12[sp] st.w r25,16[sp] st.w r24,20[sp] st.w r23,24[sp] #endif jmp [r10] .size __save_r23_r29,.-__save_r23_r29 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r23_r29 */ .align 2 .globl __return_r23_r29 .type __return_r23_r29,@function __return_r23_r29: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 0[ep],r29 sld.w 4[ep],r28 sld.w 8[ep],r27 sld.w 12[ep],r26 sld.w 16[ep],r25 sld.w 20[ep],r24 sld.w 24[ep],r23 addi 28,sp,sp mov r1,ep #else ld.w 0[sp],r29 ld.w 4[sp],r28 ld.w 8[sp],r27 ld.w 12[sp],r26 ld.w 16[sp],r25 ld.w 20[sp],r24 ld.w 24[sp],r23 addi 28,sp,sp #endif jmp [r31] .size __return_r23_r29,.-__return_r23_r29 #endif /* L_save_23 */ #ifdef L_save_24 .text .align 2 .globl __save_r24_r29 .type __save_r24_r29,@function /* Allocate space and save registers 24 .. 29 on the stack */ /* Called via: jalr __save_r24_r29,r10 */ __save_r24_r29: #ifdef __EP__ mov ep,r1 addi -24,sp,sp mov sp,ep sst.w r29,0[ep] sst.w r28,4[ep] sst.w r27,8[ep] sst.w r26,12[ep] sst.w r25,16[ep] sst.w r24,20[ep] mov r1,ep #else addi -24,sp,sp st.w r29,0[sp] st.w r28,4[sp] st.w r27,8[sp] st.w r26,12[sp] st.w r25,16[sp] st.w r24,20[sp] #endif jmp [r10] .size __save_r24_r29,.-__save_r24_r29 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r24_r29 */ .align 2 .globl __return_r24_r29 .type __return_r24_r29,@function __return_r24_r29: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 0[ep],r29 sld.w 4[ep],r28 sld.w 8[ep],r27 sld.w 12[ep],r26 sld.w 16[ep],r25 sld.w 20[ep],r24 addi 24,sp,sp mov r1,ep #else ld.w 0[sp],r29 ld.w 4[sp],r28 ld.w 8[sp],r27 ld.w 12[sp],r26 ld.w 16[sp],r25 ld.w 20[sp],r24 addi 24,sp,sp #endif jmp [r31] .size __return_r24_r29,.-__return_r24_r29 #endif /* L_save_24 */ #ifdef L_save_25 .text .align 2 .globl __save_r25_r29 .type __save_r25_r29,@function /* Allocate space and save registers 25 .. 29 on the stack */ /* Called via: jalr __save_r25_r29,r10 */ __save_r25_r29: #ifdef __EP__ mov ep,r1 addi -20,sp,sp mov sp,ep sst.w r29,0[ep] sst.w r28,4[ep] sst.w r27,8[ep] sst.w r26,12[ep] sst.w r25,16[ep] mov r1,ep #else addi -20,sp,sp st.w r29,0[sp] st.w r28,4[sp] st.w r27,8[sp] st.w r26,12[sp] st.w r25,16[sp] #endif jmp [r10] .size __save_r25_r29,.-__save_r25_r29 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r25_r29 */ .align 2 .globl __return_r25_r29 .type __return_r25_r29,@function __return_r25_r29: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 0[ep],r29 sld.w 4[ep],r28 sld.w 8[ep],r27 sld.w 12[ep],r26 sld.w 16[ep],r25 addi 20,sp,sp mov r1,ep #else ld.w 0[ep],r29 ld.w 4[ep],r28 ld.w 8[ep],r27 ld.w 12[ep],r26 ld.w 16[ep],r25 addi 20,sp,sp #endif jmp [r31] .size __return_r25_r29,.-__return_r25_r29 #endif /* L_save_25 */ #ifdef L_save_26 .text .align 2 .globl __save_r26_r29 .type __save_r26_r29,@function /* Allocate space and save registers 26 .. 29 on the stack */ /* Called via: jalr __save_r26_r29,r10 */ __save_r26_r29: #ifdef __EP__ mov ep,r1 add -16,sp mov sp,ep sst.w r29,0[ep] sst.w r28,4[ep] sst.w r27,8[ep] sst.w r26,12[ep] mov r1,ep #else add -16,sp st.w r29,0[sp] st.w r28,4[sp] st.w r27,8[sp] st.w r26,12[sp] #endif jmp [r10] .size __save_r26_r29,.-__save_r26_r29 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r26_r29 */ .align 2 .globl __return_r26_r29 .type __return_r26_r29,@function __return_r26_r29: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 0[ep],r29 sld.w 4[ep],r28 sld.w 8[ep],r27 sld.w 12[ep],r26 addi 16,sp,sp mov r1,ep #else ld.w 0[sp],r29 ld.w 4[sp],r28 ld.w 8[sp],r27 ld.w 12[sp],r26 addi 16,sp,sp #endif jmp [r31] .size __return_r26_r29,.-__return_r26_r29 #endif /* L_save_26 */ #ifdef L_save_27 .text .align 2 .globl __save_r27_r29 .type __save_r27_r29,@function /* Allocate space and save registers 27 .. 29 on the stack */ /* Called via: jalr __save_r27_r29,r10 */ __save_r27_r29: add -12,sp st.w r29,0[sp] st.w r28,4[sp] st.w r27,8[sp] jmp [r10] .size __save_r27_r29,.-__save_r27_r29 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r27_r29 */ .align 2 .globl __return_r27_r29 .type __return_r27_r29,@function __return_r27_r29: ld.w 0[sp],r29 ld.w 4[sp],r28 ld.w 8[sp],r27 add 12,sp jmp [r31] .size __return_r27_r29,.-__return_r27_r29 #endif /* L_save_27 */ #ifdef L_save_28 .text .align 2 .globl __save_r28_r29 .type __save_r28_r29,@function /* Allocate space and save registers 28,29 on the stack */ /* Called via: jalr __save_r28_r29,r10 */ __save_r28_r29: add -8,sp st.w r29,0[sp] st.w r28,4[sp] jmp [r10] .size __save_r28_r29,.-__save_r28_r29 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r28_r29 */ .align 2 .globl __return_r28_r29 .type __return_r28_r29,@function __return_r28_r29: ld.w 0[sp],r29 ld.w 4[sp],r28 add 8,sp jmp [r31] .size __return_r28_r29,.-__return_r28_r29 #endif /* L_save_28 */ #ifdef L_save_29 .text .align 2 .globl __save_r29 .type __save_r29,@function /* Allocate space and save register 29 on the stack */ /* Called via: jalr __save_r29,r10 */ __save_r29: add -4,sp st.w r29,0[sp] jmp [r10] .size __save_r29,.-__save_r29 /* Restore saved register 29, deallocate stack and return to the user */ /* Called via: jr __return_r29 */ .align 2 .globl __return_r29 .type __return_r29,@function __return_r29: ld.w 0[sp],r29 add 4,sp jmp [r31] .size __return_r29,.-__return_r29 #endif /* L_save_28 */ #ifdef L_save_2c .text .align 2 .globl __save_r2_r31 .type __save_r2_r31,@function /* Allocate space and save registers 20 .. 29, 31 on the stack. */ /* Also allocate space for the argument save area. */ /* Called via: jalr __save_r2_r31,r10. */ __save_r2_r31: #ifdef __EP__ mov ep,r1 addi -64,sp,sp mov sp,ep sst.w r29,16[ep] sst.w r28,20[ep] sst.w r27,24[ep] sst.w r26,28[ep] sst.w r25,32[ep] sst.w r24,36[ep] sst.w r23,40[ep] sst.w r22,44[ep] sst.w r21,48[ep] sst.w r20,52[ep] sst.w r2,56[ep] sst.w r31,60[ep] mov r1,ep #else addi -64,sp,sp st.w r29,16[sp] st.w r28,20[sp] st.w r27,24[sp] st.w r26,28[sp] st.w r25,32[sp] st.w r24,36[sp] st.w r23,40[sp] st.w r22,44[sp] st.w r21,48[sp] st.w r20,52[sp] st.w r2,56[sp] st.w r31,60[sp] #endif jmp [r10] .size __save_r2_r31,.-__save_r2_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r20_r31 */ .align 2 .globl __return_r2_r31 .type __return_r2_r31,@function __return_r2_r31: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 16[ep],r29 sld.w 20[ep],r28 sld.w 24[ep],r27 sld.w 28[ep],r26 sld.w 32[ep],r25 sld.w 36[ep],r24 sld.w 40[ep],r23 sld.w 44[ep],r22 sld.w 48[ep],r21 sld.w 52[ep],r20 sld.w 56[ep],r2 sld.w 60[ep],r31 addi 64,sp,sp mov r1,ep #else ld.w 16[sp],r29 ld.w 20[sp],r28 ld.w 24[sp],r27 ld.w 28[sp],r26 ld.w 32[sp],r25 ld.w 36[sp],r24 ld.w 40[sp],r23 ld.w 44[sp],r22 ld.w 48[sp],r21 ld.w 52[sp],r20 ld.w 56[sp],r2 ld.w 60[sp],r31 addi 64,sp,sp #endif jmp [r31] .size __return_r2_r31,.-__return_r2_r31 #endif /* L_save_2c */ #ifdef L_save_20c .text .align 2 .globl __save_r20_r31 .type __save_r20_r31,@function /* Allocate space and save registers 20 .. 29, 31 on the stack */ /* Also allocate space for the argument save area */ /* Called via: jalr __save_r20_r31,r10 */ __save_r20_r31: #ifdef __EP__ mov ep,r1 addi -60,sp,sp mov sp,ep sst.w r29,16[ep] sst.w r28,20[ep] sst.w r27,24[ep] sst.w r26,28[ep] sst.w r25,32[ep] sst.w r24,36[ep] sst.w r23,40[ep] sst.w r22,44[ep] sst.w r21,48[ep] sst.w r20,52[ep] sst.w r31,56[ep] mov r1,ep #else addi -60,sp,sp st.w r29,16[sp] st.w r28,20[sp] st.w r27,24[sp] st.w r26,28[sp] st.w r25,32[sp] st.w r24,36[sp] st.w r23,40[sp] st.w r22,44[sp] st.w r21,48[sp] st.w r20,52[sp] st.w r31,56[sp] #endif jmp [r10] .size __save_r20_r31,.-__save_r20_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r20_r31 */ .align 2 .globl __return_r20_r31 .type __return_r20_r31,@function __return_r20_r31: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 16[ep],r29 sld.w 20[ep],r28 sld.w 24[ep],r27 sld.w 28[ep],r26 sld.w 32[ep],r25 sld.w 36[ep],r24 sld.w 40[ep],r23 sld.w 44[ep],r22 sld.w 48[ep],r21 sld.w 52[ep],r20 sld.w 56[ep],r31 addi 60,sp,sp mov r1,ep #else ld.w 16[sp],r29 ld.w 20[sp],r28 ld.w 24[sp],r27 ld.w 28[sp],r26 ld.w 32[sp],r25 ld.w 36[sp],r24 ld.w 40[sp],r23 ld.w 44[sp],r22 ld.w 48[sp],r21 ld.w 52[sp],r20 ld.w 56[sp],r31 addi 60,sp,sp #endif jmp [r31] .size __return_r20_r31,.-__return_r20_r31 #endif /* L_save_20c */ #ifdef L_save_21c .text .align 2 .globl __save_r21_r31 .type __save_r21_r31,@function /* Allocate space and save registers 21 .. 29, 31 on the stack */ /* Also allocate space for the argument save area */ /* Called via: jalr __save_r21_r31,r10 */ __save_r21_r31: #ifdef __EP__ mov ep,r1 addi -56,sp,sp mov sp,ep sst.w r29,16[ep] sst.w r28,20[ep] sst.w r27,24[ep] sst.w r26,28[ep] sst.w r25,32[ep] sst.w r24,36[ep] sst.w r23,40[ep] sst.w r22,44[ep] sst.w r21,48[ep] sst.w r31,52[ep] mov r1,ep #else addi -56,sp,sp st.w r29,16[sp] st.w r28,20[sp] st.w r27,24[sp] st.w r26,28[sp] st.w r25,32[sp] st.w r24,36[sp] st.w r23,40[sp] st.w r22,44[sp] st.w r21,48[sp] st.w r31,52[sp] #endif jmp [r10] .size __save_r21_r31,.-__save_r21_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r21_r31 */ .align 2 .globl __return_r21_r31 .type __return_r21_r31,@function __return_r21_r31: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 16[ep],r29 sld.w 20[ep],r28 sld.w 24[ep],r27 sld.w 28[ep],r26 sld.w 32[ep],r25 sld.w 36[ep],r24 sld.w 40[ep],r23 sld.w 44[ep],r22 sld.w 48[ep],r21 sld.w 52[ep],r31 addi 56,sp,sp mov r1,ep #else ld.w 16[sp],r29 ld.w 20[sp],r28 ld.w 24[sp],r27 ld.w 28[sp],r26 ld.w 32[sp],r25 ld.w 36[sp],r24 ld.w 40[sp],r23 ld.w 44[sp],r22 ld.w 48[sp],r21 ld.w 52[sp],r31 addi 56,sp,sp #endif jmp [r31] .size __return_r21_r31,.-__return_r21_r31 #endif /* L_save_21c */ #ifdef L_save_22c .text .align 2 .globl __save_r22_r31 .type __save_r22_r31,@function /* Allocate space and save registers 22 .. 29, 31 on the stack */ /* Also allocate space for the argument save area */ /* Called via: jalr __save_r22_r31,r10 */ __save_r22_r31: #ifdef __EP__ mov ep,r1 addi -52,sp,sp mov sp,ep sst.w r29,16[ep] sst.w r28,20[ep] sst.w r27,24[ep] sst.w r26,28[ep] sst.w r25,32[ep] sst.w r24,36[ep] sst.w r23,40[ep] sst.w r22,44[ep] sst.w r31,48[ep] mov r1,ep #else addi -52,sp,sp st.w r29,16[sp] st.w r28,20[sp] st.w r27,24[sp] st.w r26,28[sp] st.w r25,32[sp] st.w r24,36[sp] st.w r23,40[sp] st.w r22,44[sp] st.w r31,48[sp] #endif jmp [r10] .size __save_r22_r31,.-__save_r22_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r22_r31 */ .align 2 .globl __return_r22_r31 .type __return_r22_r31,@function __return_r22_r31: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 16[ep],r29 sld.w 20[ep],r28 sld.w 24[ep],r27 sld.w 28[ep],r26 sld.w 32[ep],r25 sld.w 36[ep],r24 sld.w 40[ep],r23 sld.w 44[ep],r22 sld.w 48[ep],r31 addi 52,sp,sp mov r1,ep #else ld.w 16[sp],r29 ld.w 20[sp],r28 ld.w 24[sp],r27 ld.w 28[sp],r26 ld.w 32[sp],r25 ld.w 36[sp],r24 ld.w 40[sp],r23 ld.w 44[sp],r22 ld.w 48[sp],r31 addi 52,sp,sp #endif jmp [r31] .size __return_r22_r31,.-__return_r22_r31 #endif /* L_save_22c */ #ifdef L_save_23c .text .align 2 .globl __save_r23_r31 .type __save_r23_r31,@function /* Allocate space and save registers 23 .. 29, 31 on the stack */ /* Also allocate space for the argument save area */ /* Called via: jalr __save_r23_r31,r10 */ __save_r23_r31: #ifdef __EP__ mov ep,r1 addi -48,sp,sp mov sp,ep sst.w r29,16[ep] sst.w r28,20[ep] sst.w r27,24[ep] sst.w r26,28[ep] sst.w r25,32[ep] sst.w r24,36[ep] sst.w r23,40[ep] sst.w r31,44[ep] mov r1,ep #else addi -48,sp,sp st.w r29,16[sp] st.w r28,20[sp] st.w r27,24[sp] st.w r26,28[sp] st.w r25,32[sp] st.w r24,36[sp] st.w r23,40[sp] st.w r31,44[sp] #endif jmp [r10] .size __save_r23_r31,.-__save_r23_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r23_r31 */ .align 2 .globl __return_r23_r31 .type __return_r23_r31,@function __return_r23_r31: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 16[ep],r29 sld.w 20[ep],r28 sld.w 24[ep],r27 sld.w 28[ep],r26 sld.w 32[ep],r25 sld.w 36[ep],r24 sld.w 40[ep],r23 sld.w 44[ep],r31 addi 48,sp,sp mov r1,ep #else ld.w 16[sp],r29 ld.w 20[sp],r28 ld.w 24[sp],r27 ld.w 28[sp],r26 ld.w 32[sp],r25 ld.w 36[sp],r24 ld.w 40[sp],r23 ld.w 44[sp],r31 addi 48,sp,sp #endif jmp [r31] .size __return_r23_r31,.-__return_r23_r31 #endif /* L_save_23c */ #ifdef L_save_24c .text .align 2 .globl __save_r24_r31 .type __save_r24_r31,@function /* Allocate space and save registers 24 .. 29, 31 on the stack */ /* Also allocate space for the argument save area */ /* Called via: jalr __save_r24_r31,r10 */ __save_r24_r31: #ifdef __EP__ mov ep,r1 addi -44,sp,sp mov sp,ep sst.w r29,16[ep] sst.w r28,20[ep] sst.w r27,24[ep] sst.w r26,28[ep] sst.w r25,32[ep] sst.w r24,36[ep] sst.w r31,40[ep] mov r1,ep #else addi -44,sp,sp st.w r29,16[sp] st.w r28,20[sp] st.w r27,24[sp] st.w r26,28[sp] st.w r25,32[sp] st.w r24,36[sp] st.w r31,40[sp] #endif jmp [r10] .size __save_r24_r31,.-__save_r24_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r24_r31 */ .align 2 .globl __return_r24_r31 .type __return_r24_r31,@function __return_r24_r31: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 16[ep],r29 sld.w 20[ep],r28 sld.w 24[ep],r27 sld.w 28[ep],r26 sld.w 32[ep],r25 sld.w 36[ep],r24 sld.w 40[ep],r31 addi 44,sp,sp mov r1,ep #else ld.w 16[sp],r29 ld.w 20[sp],r28 ld.w 24[sp],r27 ld.w 28[sp],r26 ld.w 32[sp],r25 ld.w 36[sp],r24 ld.w 40[sp],r31 addi 44,sp,sp #endif jmp [r31] .size __return_r24_r31,.-__return_r24_r31 #endif /* L_save_24c */ #ifdef L_save_25c .text .align 2 .globl __save_r25_r31 .type __save_r25_r31,@function /* Allocate space and save registers 25 .. 29, 31 on the stack */ /* Also allocate space for the argument save area */ /* Called via: jalr __save_r25_r31,r10 */ __save_r25_r31: #ifdef __EP__ mov ep,r1 addi -40,sp,sp mov sp,ep sst.w r29,16[ep] sst.w r28,20[ep] sst.w r27,24[ep] sst.w r26,28[ep] sst.w r25,32[ep] sst.w r31,36[ep] mov r1,ep #else addi -40,sp,sp st.w r29,16[sp] st.w r28,20[sp] st.w r27,24[sp] st.w r26,28[sp] st.w r25,32[sp] st.w r31,36[sp] #endif jmp [r10] .size __save_r25_r31,.-__save_r25_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r25_r31 */ .align 2 .globl __return_r25_r31 .type __return_r25_r31,@function __return_r25_r31: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 16[ep],r29 sld.w 20[ep],r28 sld.w 24[ep],r27 sld.w 28[ep],r26 sld.w 32[ep],r25 sld.w 36[ep],r31 addi 40,sp,sp mov r1,ep #else ld.w 16[sp],r29 ld.w 20[sp],r28 ld.w 24[sp],r27 ld.w 28[sp],r26 ld.w 32[sp],r25 ld.w 36[sp],r31 addi 40,sp,sp #endif jmp [r31] .size __return_r25_r31,.-__return_r25_r31 #endif /* L_save_25c */ #ifdef L_save_26c .text .align 2 .globl __save_r26_r31 .type __save_r26_r31,@function /* Allocate space and save registers 26 .. 29, 31 on the stack */ /* Also allocate space for the argument save area */ /* Called via: jalr __save_r26_r31,r10 */ __save_r26_r31: #ifdef __EP__ mov ep,r1 addi -36,sp,sp mov sp,ep sst.w r29,16[ep] sst.w r28,20[ep] sst.w r27,24[ep] sst.w r26,28[ep] sst.w r31,32[ep] mov r1,ep #else addi -36,sp,sp st.w r29,16[sp] st.w r28,20[sp] st.w r27,24[sp] st.w r26,28[sp] st.w r31,32[sp] #endif jmp [r10] .size __save_r26_r31,.-__save_r26_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r26_r31 */ .align 2 .globl __return_r26_r31 .type __return_r26_r31,@function __return_r26_r31: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 16[ep],r29 sld.w 20[ep],r28 sld.w 24[ep],r27 sld.w 28[ep],r26 sld.w 32[ep],r31 addi 36,sp,sp mov r1,ep #else ld.w 16[sp],r29 ld.w 20[sp],r28 ld.w 24[sp],r27 ld.w 28[sp],r26 ld.w 32[sp],r31 addi 36,sp,sp #endif jmp [r31] .size __return_r26_r31,.-__return_r26_r31 #endif /* L_save_26c */ #ifdef L_save_27c .text .align 2 .globl __save_r27_r31 .type __save_r27_r31,@function /* Allocate space and save registers 27 .. 29, 31 on the stack */ /* Also allocate space for the argument save area */ /* Called via: jalr __save_r27_r31,r10 */ __save_r27_r31: #ifdef __EP__ mov ep,r1 addi -32,sp,sp mov sp,ep sst.w r29,16[ep] sst.w r28,20[ep] sst.w r27,24[ep] sst.w r31,28[ep] mov r1,ep #else addi -32,sp,sp st.w r29,16[sp] st.w r28,20[sp] st.w r27,24[sp] st.w r31,28[sp] #endif jmp [r10] .size __save_r27_r31,.-__save_r27_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r27_r31 */ .align 2 .globl __return_r27_r31 .type __return_r27_r31,@function __return_r27_r31: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 16[ep],r29 sld.w 20[ep],r28 sld.w 24[ep],r27 sld.w 28[ep],r31 addi 32,sp,sp mov r1,ep #else ld.w 16[sp],r29 ld.w 20[sp],r28 ld.w 24[sp],r27 ld.w 28[sp],r31 addi 32,sp,sp #endif jmp [r31] .size __return_r27_r31,.-__return_r27_r31 #endif /* L_save_27c */ #ifdef L_save_28c .text .align 2 .globl __save_r28_r31 .type __save_r28_r31,@function /* Allocate space and save registers 28 .. 29, 31 on the stack */ /* Also allocate space for the argument save area */ /* Called via: jalr __save_r28_r31,r10 */ __save_r28_r31: addi -28,sp,sp st.w r29,16[sp] st.w r28,20[sp] st.w r31,24[sp] jmp [r10] .size __save_r28_r31,.-__save_r28_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r28_r31 */ .align 2 .globl __return_r28_r31 .type __return_r28_r31,@function __return_r28_r31: ld.w 16[sp],r29 ld.w 20[sp],r28 ld.w 24[sp],r31 addi 28,sp,sp jmp [r31] .size __return_r28_r31,.-__return_r28_r31 #endif /* L_save_28c */ #ifdef L_save_29c .text .align 2 .globl __save_r29_r31 .type __save_r29_r31,@function /* Allocate space and save registers 29 & 31 on the stack */ /* Also allocate space for the argument save area */ /* Called via: jalr __save_r29_r31,r10 */ __save_r29_r31: addi -24,sp,sp st.w r29,16[sp] st.w r31,20[sp] jmp [r10] .size __save_r29_r31,.-__save_r29_r31 /* Restore saved registers, deallocate stack and return to the user */ /* Called via: jr __return_r29_r31 */ .align 2 .globl __return_r29_r31 .type __return_r29_r31,@function __return_r29_r31: ld.w 16[sp],r29 ld.w 20[sp],r31 addi 24,sp,sp jmp [r31] .size __return_r29_r31,.-__return_r29_r31 #endif /* L_save_29c */ #ifdef L_save_31c .text .align 2 .globl __save_r31 .type __save_r31,@function /* Allocate space and save register 31 on the stack. */ /* Also allocate space for the argument save area. */ /* Called via: jalr __save_r31,r10 */ __save_r31: addi -20,sp,sp st.w r31,16[sp] jmp [r10] .size __save_r31,.-__save_r31 /* Restore saved registers, deallocate stack and return to the user. */ /* Called via: jr __return_r31 */ .align 2 .globl __return_r31 .type __return_r31,@function __return_r31: ld.w 16[sp],r31 addi 20,sp,sp jmp [r31] .size __return_r31,.-__return_r31 #endif /* L_save_31c */ #ifdef L_save_varargs .text .align 2 .globl __save_r6_r9 .type __save_r6_r9,@function /* Save registers 6 .. 9 on the stack for variable argument functions. */ /* Called via: jalr __save_r6_r9,r10 */ __save_r6_r9: #ifdef __EP__ mov ep,r1 mov sp,ep sst.w r6,0[ep] sst.w r7,4[ep] sst.w r8,8[ep] sst.w r9,12[ep] mov r1,ep #else st.w r6,0[sp] st.w r7,4[sp] st.w r8,8[sp] st.w r9,12[sp] #endif jmp [r10] .size __save_r6_r9,.-__save_r6_r9 #endif /* L_save_varargs */ #ifdef L_save_interrupt .text .align 2 .globl __save_interrupt .type __save_interrupt,@function /* Save registers r1, r4 on stack and load up with expected values. */ /* Note, 12 bytes of stack have already been allocated. */ /* Called via: jalr __save_interrupt,r10 */ __save_interrupt: st.w ep,0[sp] st.w gp,4[sp] st.w r1,8[sp] movhi hi(__ep),r0,ep movea lo(__ep),ep,ep movhi hi(__gp),r0,gp movea lo(__gp),gp,gp jmp [r10] .size __save_interrupt,.-__save_interrupt /* Restore saved registers, deallocate stack and return from the interrupt. */ /* Called via: jr __return_interrupt */ .align 2 .globl __return_interrupt .type __return_interrupt,@function __return_interrupt: ld.w 0[sp],ep ld.w 4[sp],gp ld.w 8[sp],r1 ld.w 12[sp],r10 addi 16,sp,sp reti .size __return_interrupt,.-__return_interrupt #endif /* L_save_interrupt */ #ifdef L_save_all_interrupt .text .align 2 .globl __save_all_interrupt .type __save_all_interrupt,@function /* Save all registers except for those saved in __save_interrupt. */ /* Allocate enough stack for all of the registers & 16 bytes of space. */ /* Called via: jalr __save_all_interrupt,r10 */ __save_all_interrupt: addi -120,sp,sp #ifdef __EP__ mov ep,r1 mov sp,ep sst.w r31,116[ep] sst.w r2,112[ep] sst.w gp,108[ep] sst.w r6,104[ep] sst.w r7,100[ep] sst.w r8,96[ep] sst.w r9,92[ep] sst.w r11,88[ep] sst.w r12,84[ep] sst.w r13,80[ep] sst.w r14,76[ep] sst.w r15,72[ep] sst.w r16,68[ep] sst.w r17,64[ep] sst.w r18,60[ep] sst.w r19,56[ep] sst.w r20,52[ep] sst.w r21,48[ep] sst.w r22,44[ep] sst.w r23,40[ep] sst.w r24,36[ep] sst.w r25,32[ep] sst.w r26,28[ep] sst.w r27,24[ep] sst.w r28,20[ep] sst.w r29,16[ep] mov r1,ep #else st.w r31,116[sp] st.w r2,112[sp] st.w gp,108[sp] st.w r6,104[sp] st.w r7,100[sp] st.w r8,96[sp] st.w r9,92[sp] st.w r11,88[sp] st.w r12,84[sp] st.w r13,80[sp] st.w r14,76[sp] st.w r15,72[sp] st.w r16,68[sp] st.w r17,64[sp] st.w r18,60[sp] st.w r19,56[sp] st.w r20,52[sp] st.w r21,48[sp] st.w r22,44[sp] st.w r23,40[sp] st.w r24,36[sp] st.w r25,32[sp] st.w r26,28[sp] st.w r27,24[sp] st.w r28,20[sp] st.w r29,16[sp] #endif jmp [r10] .size __save_all_interrupt,.-__save_all_interrupt .globl __restore_all_interrupt .type __restore_all_interrupt,@function /* Restore all registers saved in __save_all_interrupt and deallocate the stack space. */ /* Called via: jalr __restore_all_interrupt,r10 */ __restore_all_interrupt: #ifdef __EP__ mov ep,r1 mov sp,ep sld.w 116[ep],r31 sld.w 112[ep],r2 sld.w 108[ep],gp sld.w 104[ep],r6 sld.w 100[ep],r7 sld.w 96[ep],r8 sld.w 92[ep],r9 sld.w 88[ep],r11 sld.w 84[ep],r12 sld.w 80[ep],r13 sld.w 76[ep],r14 sld.w 72[ep],r15 sld.w 68[ep],r16 sld.w 64[ep],r17 sld.w 60[ep],r18 sld.w 56[ep],r19 sld.w 52[ep],r20 sld.w 48[ep],r21 sld.w 44[ep],r22 sld.w 40[ep],r23 sld.w 36[ep],r24 sld.w 32[ep],r25 sld.w 28[ep],r26 sld.w 24[ep],r27 sld.w 20[ep],r28 sld.w 16[ep],r29 mov r1,ep #else ld.w 116[sp],r31 ld.w 112[sp],r2 ld.w 108[sp],gp ld.w 104[sp],r6 ld.w 100[sp],r7 ld.w 96[sp],r8 ld.w 92[sp],r9 ld.w 88[sp],r11 ld.w 84[sp],r12 ld.w 80[sp],r13 ld.w 76[sp],r14 ld.w 72[sp],r15 ld.w 68[sp],r16 ld.w 64[sp],r17 ld.w 60[sp],r18 ld.w 56[sp],r19 ld.w 52[sp],r20 ld.w 48[sp],r21 ld.w 44[sp],r22 ld.w 40[sp],r23 ld.w 36[sp],r24 ld.w 32[sp],r25 ld.w 28[sp],r26 ld.w 24[sp],r27 ld.w 20[sp],r28 ld.w 16[sp],r29 #endif addi 120,sp,sp jmp [r10] .size __restore_all_interrupt,.-__restore_all_interrupt #endif /* L_save_all_interrupt */ #if defined __v850e__ #ifdef L_callt_save_r2_r29 /* Put these functions into the call table area. */ .call_table_text /* Allocate space and save registers 2, 20 .. 29 on the stack. */ /* Called via: callt ctoff(__callt_save_r2_r29). */ .align 2 .L_save_r2_r29: add -4, sp st.w r2, 0[sp] prepare {r20 - r29}, 0 ctret /* Restore saved registers, deallocate stack and return to the user. */ /* Called via: callt ctoff(__callt_return_r2_r29). */ .align 2 .L_return_r2_r29: dispose 0, {r20-r29} ld.w 0[sp], r2 add 4, sp jmp [r31] /* Place the offsets of the start of these routines into the call table. */ .call_table_data .global __callt_save_r2_r29 .type __callt_save_r2_r29,@function __callt_save_r2_r29: .short ctoff(.L_save_r2_r29) .global __callt_return_r2_r29 .type __callt_return_r2_r29,@function __callt_return_r2_r29: .short ctoff(.L_return_r2_r29) #endif /* L_callt_save_r2_r29 */ #ifdef L_callt_save_r2_r31 /* Put these functions into the call table area. */ .call_table_text /* Allocate space and save registers 2 and 20 .. 29, 31 on the stack. */ /* Also allocate space for the argument save area. */ /* Called via: callt ctoff(__callt_save_r2_r31). */ .align 2 .L_save_r2_r31: add -4, sp st.w r2, 0[sp] prepare {r20 - r29, r31}, 4 ctret /* Restore saved registers, deallocate stack and return to the user. */ /* Called via: callt ctoff(__callt_return_r2_r31). */ .align 2 .L_return_r2_r31: dispose 4, {r20 - r29, r31} ld.w 0[sp], r2 addi 4, sp, sp jmp [r31] /* Place the offsets of the start of these routines into the call table. */ .call_table_data .global __callt_save_r2_r31 .type __callt_save_r2_r31,@function __callt_save_r2_r31: .short ctoff(.L_save_r2_r31) .global __callt_return_r2_r31 .type __callt_return_r2_r31,@function __callt_return_r2_r31: .short ctoff(.L_return_r2_r31) #endif /* L_callt_save_r2_r31 */ #ifdef L_callt_save_r6_r9 /* Put these functions into the call table area. */ .call_table_text /* Save registers r6 - r9 onto the stack in the space reserved for them. Use by variable argument functions. Called via: callt ctoff(__callt_save_r6_r9). */ .align 2 .L_save_r6_r9: #ifdef __EP__ mov ep,r1 mov sp,ep sst.w r6,0[ep] sst.w r7,4[ep] sst.w r8,8[ep] sst.w r9,12[ep] mov r1,ep #else st.w r6,0[sp] st.w r7,4[sp] st.w r8,8[sp] st.w r9,12[sp] #endif ctret /* Place the offsets of the start of this routines into the call table. */ .call_table_data .global __callt_save_r6_r9 .type __callt_save_r6_r9,@function __callt_save_r6_r9: .short ctoff(.L_save_r6_r9) #endif /* L_callt_save_r6_r9 */ #ifdef L_callt_save_interrupt /* Put these functions into the call table area. */ .call_table_text /* Save registers r1, ep, gp, r10 on stack and load up with expected values. */ /* Called via: callt ctoff(__callt_save_interrupt). */ .align 2 .L_save_interrupt: /* SP has already been moved before callt ctoff(_save_interrupt). */ /* addi -24, sp, sp */ st.w ep, 0[sp] st.w gp, 4[sp] st.w r1, 8[sp] /* R10 has already been saved before callt ctoff(_save_interrupt). */ /* st.w r10, 12[sp] */ mov hilo(__ep),ep mov hilo(__gp),gp ctret /* Restore saved registers, deallocate stack and return from the interrupt. */ /* Called via: callt ctoff(__callt_restore_interrupt). */ .align 2 .globl __return_interrupt .type __return_interrupt,@function .L_return_interrupt: ld.w 20[sp], r1 ldsr r1, ctpsw ld.w 16[sp], r1 ldsr r1, ctpc ld.w 12[sp], r10 ld.w 8[sp], r1 ld.w 4[sp], gp ld.w 0[sp], ep addi 24, sp, sp reti /* Place the offsets of the start of these routines into the call table. */ .call_table_data .global __callt_save_interrupt .type __callt_save_interrupt,@function __callt_save_interrupt: .short ctoff(.L_save_interrupt) .global __callt_return_interrupt .type __callt_return_interrupt,@function __callt_return_interrupt: .short ctoff(.L_return_interrupt) #endif /* L_callt_save_interrupt */ #ifdef L_callt_save_all_interrupt /* Put these functions into the call table area. */ .call_table_text /* Save all registers except for those saved in __save_interrupt. */ /* Allocate enough stack for all of the registers & 16 bytes of space. */ /* Called via: callt ctoff(__callt_save_all_interrupt). */ .align 2 .L_save_all_interrupt: addi -60, sp, sp #ifdef __EP__ mov ep, r1 mov sp, ep sst.w r2, 56[ep] sst.w r5, 52[ep] sst.w r6, 48[ep] sst.w r7, 44[ep] sst.w r8, 40[ep] sst.w r9, 36[ep] sst.w r11, 32[ep] sst.w r12, 28[ep] sst.w r13, 24[ep] sst.w r14, 20[ep] sst.w r15, 16[ep] sst.w r16, 12[ep] sst.w r17, 8[ep] sst.w r18, 4[ep] sst.w r19, 0[ep] mov r1, ep #else st.w r2, 56[sp] st.w r5, 52[sp] st.w r6, 48[sp] st.w r7, 44[sp] st.w r8, 40[sp] st.w r9, 36[sp] st.w r11, 32[sp] st.w r12, 28[sp] st.w r13, 24[sp] st.w r14, 20[sp] st.w r15, 16[sp] st.w r16, 12[sp] st.w r17, 8[sp] st.w r18, 4[sp] st.w r19, 0[sp] #endif prepare {r20 - r29, r31}, 4 ctret /* Restore all registers saved in __save_all_interrupt deallocate the stack space. */ /* Called via: callt ctoff(__callt_restore_all_interrupt). */ .align 2 .L_restore_all_interrupt: dispose 4, {r20 - r29, r31} #ifdef __EP__ mov ep, r1 mov sp, ep sld.w 0 [ep], r19 sld.w 4 [ep], r18 sld.w 8 [ep], r17 sld.w 12[ep], r16 sld.w 16[ep], r15 sld.w 20[ep], r14 sld.w 24[ep], r13 sld.w 28[ep], r12 sld.w 32[ep], r11 sld.w 36[ep], r9 sld.w 40[ep], r8 sld.w 44[ep], r7 sld.w 48[ep], r6 sld.w 52[ep], r5 sld.w 56[ep], r2 mov r1, ep #else ld.w 0 [sp], r19 ld.w 4 [sp], r18 ld.w 8 [sp], r17 ld.w 12[sp], r16 ld.w 16[sp], r15 ld.w 20[sp], r14 ld.w 24[sp], r13 ld.w 28[sp], r12 ld.w 32[sp], r11 ld.w 36[sp], r9 ld.w 40[sp], r8 ld.w 44[sp], r7 ld.w 48[sp], r6 ld.w 52[sp], r5 ld.w 56[sp], r2 #endif addi 60, sp, sp ctret /* Place the offsets of the start of these routines into the call table. */ .call_table_data .global __callt_save_all_interrupt .type __callt_save_all_interrupt,@function __callt_save_all_interrupt: .short ctoff(.L_save_all_interrupt) .global __callt_restore_all_interrupt .type __callt_restore_all_interrupt,@function __callt_restore_all_interrupt: .short ctoff(.L_restore_all_interrupt) #endif /* L_callt_save_all_interrupt */ #define MAKE_CALLT_FUNCS( START ) \ .call_table_text ;\ .align 2 ;\ /* Allocate space and save registers START .. r29 on the stack. */ ;\ /* Called via: callt ctoff(__callt_save_START_r29). */ ;\ .L_save_##START##_r29: ;\ prepare { START - r29 }, 0 ;\ ctret ;\ ;\ /* Restore saved registers, deallocate stack and return. */ ;\ /* Called via: callt ctoff(__return_START_r29) */ ;\ .align 2 ;\ .L_return_##START##_r29: ;\ dispose 0, { START - r29 }, r31 ;\ ;\ /* Place the offsets of the start of these funcs into the call table. */;\ .call_table_data ;\ ;\ .global __callt_save_##START##_r29 ;\ .type __callt_save_##START##_r29,@function ;\ __callt_save_##START##_r29: .short ctoff(.L_save_##START##_r29 ) ;\ ;\ .global __callt_return_##START##_r29 ;\ .type __callt_return_##START##_r29,@function ;\ __callt_return_##START##_r29: .short ctoff(.L_return_##START##_r29 ) #define MAKE_CALLT_CFUNCS( START ) \ .call_table_text ;\ .align 2 ;\ /* Allocate space and save registers START .. r31 on the stack. */ ;\ /* Called via: callt ctoff(__callt_save_START_r31c). */ ;\ .L_save_##START##_r31c: ;\ prepare { START - r29, r31}, 4 ;\ ctret ;\ ;\ /* Restore saved registers, deallocate stack and return. */ ;\ /* Called via: callt ctoff(__return_START_r31c). */ ;\ .align 2 ;\ .L_return_##START##_r31c: ;\ dispose 4, { START - r29, r31}, r31 ;\ ;\ /* Place the offsets of the start of these funcs into the call table. */;\ .call_table_data ;\ ;\ .global __callt_save_##START##_r31c ;\ .type __callt_save_##START##_r31c,@function ;\ __callt_save_##START##_r31c: .short ctoff(.L_save_##START##_r31c ) ;\ ;\ .global __callt_return_##START##_r31c ;\ .type __callt_return_##START##_r31c,@function ;\ __callt_return_##START##_r31c: .short ctoff(.L_return_##START##_r31c ) #ifdef L_callt_save_20 MAKE_CALLT_FUNCS (r20) #endif #ifdef L_callt_save_21 MAKE_CALLT_FUNCS (r21) #endif #ifdef L_callt_save_22 MAKE_CALLT_FUNCS (r22) #endif #ifdef L_callt_save_23 MAKE_CALLT_FUNCS (r23) #endif #ifdef L_callt_save_24 MAKE_CALLT_FUNCS (r24) #endif #ifdef L_callt_save_25 MAKE_CALLT_FUNCS (r25) #endif #ifdef L_callt_save_26 MAKE_CALLT_FUNCS (r26) #endif #ifdef L_callt_save_27 MAKE_CALLT_FUNCS (r27) #endif #ifdef L_callt_save_28 MAKE_CALLT_FUNCS (r28) #endif #ifdef L_callt_save_29 MAKE_CALLT_FUNCS (r29) #endif #ifdef L_callt_save_20c MAKE_CALLT_CFUNCS (r20) #endif #ifdef L_callt_save_21c MAKE_CALLT_CFUNCS (r21) #endif #ifdef L_callt_save_22c MAKE_CALLT_CFUNCS (r22) #endif #ifdef L_callt_save_23c MAKE_CALLT_CFUNCS (r23) #endif #ifdef L_callt_save_24c MAKE_CALLT_CFUNCS (r24) #endif #ifdef L_callt_save_25c MAKE_CALLT_CFUNCS (r25) #endif #ifdef L_callt_save_26c MAKE_CALLT_CFUNCS (r26) #endif #ifdef L_callt_save_27c MAKE_CALLT_CFUNCS (r27) #endif #ifdef L_callt_save_28c MAKE_CALLT_CFUNCS (r28) #endif #ifdef L_callt_save_29c MAKE_CALLT_CFUNCS (r29) #endif #ifdef L_callt_save_31c .call_table_text .align 2 /* Allocate space and save register r31 on the stack. */ /* Called via: callt ctoff(__callt_save_r31c). */ .L_callt_save_r31c: prepare {r31}, 4 ctret /* Restore saved registers, deallocate stack and return. */ /* Called via: callt ctoff(__return_r31c). */ .align 2 .L_callt_return_r31c: dispose 4, {r31}, r31 /* Place the offsets of the start of these funcs into the call table. */ .call_table_data .global __callt_save_r31c .type __callt_save_r31c,@function __callt_save_r31c: .short ctoff(.L_callt_save_r31c) .global __callt_return_r31c .type __callt_return_r31c,@function __callt_return_r31c: .short ctoff(.L_callt_return_r31c) #endif #endif /* __v850e__ */ /* libgcc2 routines for NEC V850. */ /* Double Integer Arithmetical Operation. */ #ifdef L_negdi2 .text .global ___negdi2 .type ___negdi2, @function ___negdi2: not r6, r10 add 1, r10 setf l, r6 not r7, r11 add r6, r11 jmp [lp] .size ___negdi2,.-___negdi2 #endif #ifdef L_cmpdi2 .text .global ___cmpdi2 .type ___cmpdi2,@function ___cmpdi2: # Signed comparison bitween each high word. cmp r9, r7 be .L_cmpdi_cmp_low setf ge, r10 setf gt, r6 add r6, r10 jmp [lp] .L_cmpdi_cmp_low: # Unsigned comparigon bitween each low word. cmp r8, r6 setf nl, r10 setf h, r6 add r6, r10 jmp [lp] .size ___cmpdi2, . - ___cmpdi2 #endif #ifdef L_ucmpdi2 .text .global ___ucmpdi2 .type ___ucmpdi2,@function ___ucmpdi2: cmp r9, r7 # Check if each high word are same. bne .L_ucmpdi_check_psw cmp r8, r6 # Compare the word. .L_ucmpdi_check_psw: setf nl, r10 # setf h, r6 # add r6, r10 # Add the result of comparison NL and comparison H. jmp [lp] .size ___ucmpdi2, . - ___ucmpdi2 #endif #ifdef L_muldi3 .text .global ___muldi3 .type ___muldi3,@function ___muldi3: #ifdef __v850__ jarl __save_r26_r31, r10 addi 16, sp, sp mov r6, r28 shr 15, r28 movea lo(32767), r0, r14 and r14, r28 mov r8, r10 shr 15, r10 and r14, r10 mov r6, r19 shr 30, r19 mov r7, r12 shl 2, r12 or r12, r19 and r14, r19 mov r8, r13 shr 30, r13 mov r9, r12 shl 2, r12 or r12, r13 and r14, r13 mov r7, r11 shr 13, r11 and r14, r11 mov r9, r31 shr 13, r31 and r14, r31 mov r7, r29 shr 28, r29 and r14, r29 mov r9, r12 shr 28, r12 and r14, r12 and r14, r6 and r14, r8 mov r6, r14 mulh r8, r14 mov r6, r16 mulh r10, r16 mov r6, r18 mulh r13, r18 mov r6, r15 mulh r31, r15 mulh r12, r6 mov r28, r17 mulh r10, r17 add -16, sp mov r28, r12 mulh r8, r12 add r17, r18 mov r28, r17 mulh r31, r17 add r12, r16 mov r28, r12 mulh r13, r12 add r17, r6 mov r19, r17 add r12, r15 mov r19, r12 mulh r8, r12 mulh r10, r17 add r12, r18 mov r19, r12 mulh r13, r12 add r17, r15 mov r11, r13 mulh r8, r13 add r12, r6 mov r11, r12 mulh r10, r12 add r13, r15 mulh r29, r8 add r12, r6 mov r16, r13 shl 15, r13 add r14, r13 mov r18, r12 shl 30, r12 mov r13, r26 add r12, r26 shr 15, r14 movhi hi(131071), r0, r12 movea lo(131071), r12, r13 and r13, r14 mov r16, r12 and r13, r12 add r12, r14 mov r18, r12 shl 15, r12 and r13, r12 add r12, r14 shr 17, r14 shr 17, r16 add r14, r16 shl 13, r15 shr 2, r18 add r18, r15 add r15, r16 mov r16, r27 add r8, r6 shl 28, r6 add r6, r27 mov r26, r10 mov r27, r11 jr __return_r26_r31 #endif /* __v850__ */ #if defined(__v850e__) || defined(__v850ea__) /* (Ahi << 32 + Alo) * (Bhi << 32 + Blo) */ /* r7 r6 r9 r8 */ mov r8, r10 mulu r7, r8, r0 /* Ahi * Blo */ mulu r6, r9, r0 /* Alo * Bhi */ mulu r6, r10, r11 /* Alo * Blo */ add r8, r11 add r9, r11 jmp [r31] #endif /* defined(__v850e__) || defined(__v850ea__) */ .size ___muldi3, . - ___muldi3 #endif