diff options
Diffstat (limited to 'libcpu/mips/common/mips_context.h')
| -rw-r--r-- | libcpu/mips/common/mips_context.h | 396 |
1 files changed, 198 insertions, 198 deletions
diff --git a/libcpu/mips/common/mips_context.h b/libcpu/mips/common/mips_context.h index 9e23c3864b..4663530123 100644 --- a/libcpu/mips/common/mips_context.h +++ b/libcpu/mips/common/mips_context.h @@ -11,12 +11,12 @@ #ifndef _MIPS_CONTEXT_ASM_H_ #define _MIPS_CONTEXT_ASM_H_ -#define CONTEXT_SIZE ( STK_CTX_SIZE + FPU_ADJ ) +#define CONTEXT_SIZE ( STK_CTX_SIZE + FPU_ADJ ) #ifdef __mips_hard_float -#define FPU_ADJ (32 * 4 + 8) /* FP0-FP31 + CP1_STATUS */ -#define FPU_CTX ( CONTEXT_SIZE - FPU_ADJ ) +#define FPU_ADJ (32 * 4 + 8) /* FP0-FP31 + CP1_STATUS */ +#define FPU_CTX ( CONTEXT_SIZE - FPU_ADJ ) #else -#define FPU_ADJ 0 +#define FPU_ADJ 0 #endif @@ -29,237 +29,237 @@ #endif .macro SAVE_CONTEXT - .set push - .set noat - .set noreorder - .set volatile + .set push + .set noat + .set noreorder + .set volatile - //save SP - move k1, sp - move k0, sp - subu sp, k1, CONTEXT_SIZE - sw k0, (29 * 4)(sp) + //save SP + move k1, sp + move k0, sp + subu sp, k1, CONTEXT_SIZE + sw k0, (29 * 4)(sp) - //save REG - sw $0, ( 0 * 4)(sp) - sw $1, ( 1 * 4)(sp) - sw $2, ( 2 * 4)(sp) - sw $3, ( 3 * 4)(sp) - sw $4, ( 4 * 4)(sp) - sw $5, ( 5 * 4)(sp) - sw $6, ( 6 * 4)(sp) - sw $7, ( 7 * 4)(sp) - sw $8, ( 8 * 4)(sp) - sw $9, ( 9 * 4)(sp) - sw $10, (10 * 4)(sp) - sw $11, (11 * 4)(sp) - sw $12, (12 * 4)(sp) - sw $13, (13 * 4)(sp) - sw $14, (14 * 4)(sp) - sw $15, (15 * 4)(sp) - sw $16, (16 * 4)(sp) - sw $17, (17 * 4)(sp) - sw $18, (18 * 4)(sp) - sw $19, (19 * 4)(sp) - sw $20, (20 * 4)(sp) - sw $21, (21 * 4)(sp) - sw $22, (22 * 4)(sp) - sw $23, (23 * 4)(sp) - sw $24, (24 * 4)(sp) - sw $25, (25 * 4)(sp) - /* K0 K1 */ - sw $28, (28 * 4)(sp) - /* SP */ - sw $30, (30 * 4)(sp) - sw $31, (31 * 4)(sp) + //save REG + sw $0, ( 0 * 4)(sp) + sw $1, ( 1 * 4)(sp) + sw $2, ( 2 * 4)(sp) + sw $3, ( 3 * 4)(sp) + sw $4, ( 4 * 4)(sp) + sw $5, ( 5 * 4)(sp) + sw $6, ( 6 * 4)(sp) + sw $7, ( 7 * 4)(sp) + sw $8, ( 8 * 4)(sp) + sw $9, ( 9 * 4)(sp) + sw $10, (10 * 4)(sp) + sw $11, (11 * 4)(sp) + sw $12, (12 * 4)(sp) + sw $13, (13 * 4)(sp) + sw $14, (14 * 4)(sp) + sw $15, (15 * 4)(sp) + sw $16, (16 * 4)(sp) + sw $17, (17 * 4)(sp) + sw $18, (18 * 4)(sp) + sw $19, (19 * 4)(sp) + sw $20, (20 * 4)(sp) + sw $21, (21 * 4)(sp) + sw $22, (22 * 4)(sp) + sw $23, (23 * 4)(sp) + sw $24, (24 * 4)(sp) + sw $25, (25 * 4)(sp) + /* K0 K1 */ + sw $28, (28 * 4)(sp) + /* SP */ + sw $30, (30 * 4)(sp) + sw $31, (31 * 4)(sp) - /* STATUS CAUSE EPC.... */ - mfc0 $2, CP0_STATUS - sw $2, STK_OFFSET_SR(sp) + /* STATUS CAUSE EPC.... */ + mfc0 $2, CP0_STATUS + sw $2, STK_OFFSET_SR(sp) - mfc0 $2, CP0_CAUSE - sw $2, STK_OFFSET_CAUSE(sp) + mfc0 $2, CP0_CAUSE + sw $2, STK_OFFSET_CAUSE(sp) - mfc0 $2, CP0_BADVADDR - sw $2, STK_OFFSET_BADVADDR(sp) + mfc0 $2, CP0_BADVADDR + sw $2, STK_OFFSET_BADVADDR(sp) - MFC0 $2, CP0_EPC - sw $2, STK_OFFSET_EPC(sp) + MFC0 $2, CP0_EPC + sw $2, STK_OFFSET_EPC(sp) - mfhi $2 - sw $2, STK_OFFSET_HI(sp) + mfhi $2 + sw $2, STK_OFFSET_HI(sp) - mflo $2 - sw $2, STK_OFFSET_LO(sp) + mflo $2 + sw $2, STK_OFFSET_LO(sp) #ifdef __mips_hard_float - add a0, sp,STK_CTX_SIZE + add a0, sp,STK_CTX_SIZE - mfc0 t0, CP0_STATUS - .set push - .set at - or t0, M_StatusCU1 - .set push - mtc0 t0, CP0_STATUS + mfc0 t0, CP0_STATUS + .set push + .set at + or t0, M_StatusCU1 + .set push + mtc0 t0, CP0_STATUS - cfc1 t0, CP1_STATUS + cfc1 t0, CP1_STATUS sw t0 , 0x00(a0) - swc1 $f0,(0x04 * 1)(a0) - swc1 $f1,(0x04 * 2)(a0) - swc1 $f2,(0x04 * 3)(a0) - swc1 $f3,(0x04 * 4)(a0) - swc1 $f4,(0x04 * 5)(a0) - swc1 $f5,(0x04 * 6)(a0) - swc1 $f6,(0x04 * 7)(a0) - swc1 $f7,(0x04 * 8)(a0) - swc1 $f8,(0x04 * 9)(a0) - swc1 $f9,(0x04 * 10)(a0) - swc1 $f10,(0x04 * 11)(a0) - swc1 $f11,(0x04 * 12)(a0) - swc1 $f12,(0x04 * 13)(a0) - swc1 $f13,(0x04 * 14)(a0) - swc1 $f14,(0x04 * 15)(a0) - swc1 $f15,(0x04 * 16)(a0) - swc1 $f16,(0x04 * 17)(a0) - swc1 $f17,(0x04 * 18)(a0) - swc1 $f18,(0x04 * 19)(a0) - swc1 $f19,(0x04 * 20)(a0) - swc1 $f20,(0x04 * 21)(a0) - swc1 $f21,(0x04 * 22)(a0) - swc1 $f22,(0x04 * 23)(a0) - swc1 $f23,(0x04 * 24)(a0) - swc1 $f24,(0x04 * 25)(a0) - swc1 $f25,(0x04 * 26)(a0) - swc1 $f26,(0x04 * 27)(a0) - swc1 $f27,(0x04 * 28)(a0) - swc1 $f28,(0x04 * 29)(a0) - swc1 $f29,(0x04 * 30)(a0) - swc1 $f30,(0x04 * 31)(a0) - swc1 $f31,(0x04 * 32)(a0) + swc1 $f0,(0x04 * 1)(a0) + swc1 $f1,(0x04 * 2)(a0) + swc1 $f2,(0x04 * 3)(a0) + swc1 $f3,(0x04 * 4)(a0) + swc1 $f4,(0x04 * 5)(a0) + swc1 $f5,(0x04 * 6)(a0) + swc1 $f6,(0x04 * 7)(a0) + swc1 $f7,(0x04 * 8)(a0) + swc1 $f8,(0x04 * 9)(a0) + swc1 $f9,(0x04 * 10)(a0) + swc1 $f10,(0x04 * 11)(a0) + swc1 $f11,(0x04 * 12)(a0) + swc1 $f12,(0x04 * 13)(a0) + swc1 $f13,(0x04 * 14)(a0) + swc1 $f14,(0x04 * 15)(a0) + swc1 $f15,(0x04 * 16)(a0) + swc1 $f16,(0x04 * 17)(a0) + swc1 $f17,(0x04 * 18)(a0) + swc1 $f18,(0x04 * 19)(a0) + swc1 $f19,(0x04 * 20)(a0) + swc1 $f20,(0x04 * 21)(a0) + swc1 $f21,(0x04 * 22)(a0) + swc1 $f22,(0x04 * 23)(a0) + swc1 $f23,(0x04 * 24)(a0) + swc1 $f24,(0x04 * 25)(a0) + swc1 $f25,(0x04 * 26)(a0) + swc1 $f26,(0x04 * 27)(a0) + swc1 $f27,(0x04 * 28)(a0) + swc1 $f28,(0x04 * 29)(a0) + swc1 $f29,(0x04 * 30)(a0) + swc1 $f30,(0x04 * 31)(a0) + swc1 $f31,(0x04 * 32)(a0) - nop + nop #endif - //restore a0 - lw a0, (REG_A0 * 4)(sp) + //restore a0 + lw a0, (REG_A0 * 4)(sp) - .set pop + .set pop .endm .macro RESTORE_CONTEXT - .set push - .set noat - .set noreorder - .set volatile + .set push + .set noat + .set noreorder + .set volatile #ifdef __mips_hard_float - add a0, sp,STK_CTX_SIZE + add a0, sp,STK_CTX_SIZE - mfc0 t0, CP0_STATUS - .set push - .set at + mfc0 t0, CP0_STATUS + .set push + .set at or t0, M_StatusCU1 - .set noat - mtc0 t0, CP0_STATUS + .set noat + mtc0 t0, CP0_STATUS lw t0 , 0x00(a0) - lwc1 $f0,(0x04 * 1)(a0) - lwc1 $f1,(0x04 * 2)(a0) - lwc1 $f2,(0x04 * 3)(a0) - lwc1 $f3,(0x04 * 4)(a0) - lwc1 $f4,(0x04 * 5)(a0) - lwc1 $f5,(0x04 * 6)(a0) - lwc1 $f6,(0x04 * 7)(a0) - lwc1 $f7,(0x04 * 8)(a0) - lwc1 $f8,(0x04 * 9)(a0) - lwc1 $f9,(0x04 * 10)(a0) - lwc1 $f10,(0x04 * 11)(a0) - lwc1 $f11,(0x04 * 12)(a0) - lwc1 $f12,(0x04 * 13)(a0) - lwc1 $f13,(0x04 * 14)(a0) - lwc1 $f14,(0x04 * 15)(a0) - lwc1 $f15,(0x04 * 16)(a0) - lwc1 $f16,(0x04 * 17)(a0) - lwc1 $f17,(0x04 * 18)(a0) - lwc1 $f18,(0x04 * 19)(a0) - lwc1 $f19,(0x04 * 20)(a0) - lwc1 $f20,(0x04 * 21)(a0) - lwc1 $f21,(0x04 * 22)(a0) - lwc1 $f22,(0x04 * 23)(a0) - lwc1 $f23,(0x04 * 24)(a0) - lwc1 $f24,(0x04 * 25)(a0) - lwc1 $f25,(0x04 * 26)(a0) - lwc1 $f26,(0x04 * 27)(a0) - lwc1 $f27,(0x04 * 28)(a0) - lwc1 $f28,(0x04 * 29)(a0) - lwc1 $f29,(0x04 * 30)(a0) - lwc1 $f30,(0x04 * 31)(a0) - lwc1 $f31,(0x04 * 32)(a0) - ctc1 t0, CP1_STATUS ;/* restore fpp status reg */ + lwc1 $f0,(0x04 * 1)(a0) + lwc1 $f1,(0x04 * 2)(a0) + lwc1 $f2,(0x04 * 3)(a0) + lwc1 $f3,(0x04 * 4)(a0) + lwc1 $f4,(0x04 * 5)(a0) + lwc1 $f5,(0x04 * 6)(a0) + lwc1 $f6,(0x04 * 7)(a0) + lwc1 $f7,(0x04 * 8)(a0) + lwc1 $f8,(0x04 * 9)(a0) + lwc1 $f9,(0x04 * 10)(a0) + lwc1 $f10,(0x04 * 11)(a0) + lwc1 $f11,(0x04 * 12)(a0) + lwc1 $f12,(0x04 * 13)(a0) + lwc1 $f13,(0x04 * 14)(a0) + lwc1 $f14,(0x04 * 15)(a0) + lwc1 $f15,(0x04 * 16)(a0) + lwc1 $f16,(0x04 * 17)(a0) + lwc1 $f17,(0x04 * 18)(a0) + lwc1 $f18,(0x04 * 19)(a0) + lwc1 $f19,(0x04 * 20)(a0) + lwc1 $f20,(0x04 * 21)(a0) + lwc1 $f21,(0x04 * 22)(a0) + lwc1 $f22,(0x04 * 23)(a0) + lwc1 $f23,(0x04 * 24)(a0) + lwc1 $f24,(0x04 * 25)(a0) + lwc1 $f25,(0x04 * 26)(a0) + lwc1 $f26,(0x04 * 27)(a0) + lwc1 $f27,(0x04 * 28)(a0) + lwc1 $f28,(0x04 * 29)(a0) + lwc1 $f29,(0x04 * 30)(a0) + lwc1 $f30,(0x04 * 31)(a0) + lwc1 $f31,(0x04 * 32)(a0) + ctc1 t0, CP1_STATUS ;/* restore fpp status reg */ - nop + nop #endif - /* ͨ通用寄存器 */ - /* ZERO */ - lw $1, ( 1 * 4)(sp) - /* V0 */ - lw $3, ( 3 * 4)(sp) - lw $4, ( 4 * 4)(sp) - lw $5, ( 5 * 4)(sp) - lw $6, ( 6 * 4)(sp) - lw $7, ( 7 * 4)(sp) - lw $8, ( 8 * 4)(sp) - lw $9, ( 9 * 4)(sp) - lw $10, (10 * 4)(sp) - lw $11, (11 * 4)(sp) - lw $12, (12 * 4)(sp) - lw $13, (13 * 4)(sp) - lw $14, (14 * 4)(sp) - lw $15, (15 * 4)(sp) - lw $16, (16 * 4)(sp) - lw $17, (17 * 4)(sp) - lw $18, (18 * 4)(sp) - lw $19, (19 * 4)(sp) - lw $20, (20 * 4)(sp) - lw $21, (21 * 4)(sp) - lw $22, (22 * 4)(sp) - lw $23, (23 * 4)(sp) - lw $24, (24 * 4)(sp) - lw $25, (25 * 4)(sp) - lw $26, (26 * 4)(sp) - lw $27, (27 * 4)(sp) - lw $28, (28 * 4)(sp) - /* SP */ - lw $30, (30 * 4)(sp) - lw $31, (31 * 4)(sp) + /* ͨ通用寄存器 */ + /* ZERO */ + lw $1, ( 1 * 4)(sp) + /* V0 */ + lw $3, ( 3 * 4)(sp) + lw $4, ( 4 * 4)(sp) + lw $5, ( 5 * 4)(sp) + lw $6, ( 6 * 4)(sp) + lw $7, ( 7 * 4)(sp) + lw $8, ( 8 * 4)(sp) + lw $9, ( 9 * 4)(sp) + lw $10, (10 * 4)(sp) + lw $11, (11 * 4)(sp) + lw $12, (12 * 4)(sp) + lw $13, (13 * 4)(sp) + lw $14, (14 * 4)(sp) + lw $15, (15 * 4)(sp) + lw $16, (16 * 4)(sp) + lw $17, (17 * 4)(sp) + lw $18, (18 * 4)(sp) + lw $19, (19 * 4)(sp) + lw $20, (20 * 4)(sp) + lw $21, (21 * 4)(sp) + lw $22, (22 * 4)(sp) + lw $23, (23 * 4)(sp) + lw $24, (24 * 4)(sp) + lw $25, (25 * 4)(sp) + lw $26, (26 * 4)(sp) + lw $27, (27 * 4)(sp) + lw $28, (28 * 4)(sp) + /* SP */ + lw $30, (30 * 4)(sp) + lw $31, (31 * 4)(sp) - /* STATUS CAUSE EPC.... */ - lw $2, STK_OFFSET_HI(sp) - mthi $2 - lw $2, STK_OFFSET_LO(sp) - mtlo $2 + /* STATUS CAUSE EPC.... */ + lw $2, STK_OFFSET_HI(sp) + mthi $2 + lw $2, STK_OFFSET_LO(sp) + mtlo $2 - lw $2, STK_OFFSET_SR(sp) - mtc0 $2, CP0_STATUS + lw $2, STK_OFFSET_SR(sp) + mtc0 $2, CP0_STATUS - lw $2, STK_OFFSET_BADVADDR(sp) - mtc0 $2, CP0_BADVADDR + lw $2, STK_OFFSET_BADVADDR(sp) + mtc0 $2, CP0_BADVADDR - lw $2, STK_OFFSET_CAUSE(sp) - mtc0 $2, CP0_CAUSE + lw $2, STK_OFFSET_CAUSE(sp) + mtc0 $2, CP0_CAUSE - lw $2, STK_OFFSET_EPC(sp) - MTC0 $2, CP0_EPC + lw $2, STK_OFFSET_EPC(sp) + MTC0 $2, CP0_EPC - //restore $2 - lw $2, ( 2 * 4)(sp) - //restore sp - lw $29, (29 * 4)(sp) + //restore $2 + lw $2, ( 2 * 4)(sp) + //restore sp + lw $29, (29 * 4)(sp) - eret - nop + eret + nop .set pop .endm #endif |