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Meco Man
2021-03-27 17:51:56 +08:00
parent 1ba020f3c8
commit 6c907c3a47
225 changed files with 9467 additions and 9467 deletions
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234
libcpu/mips/common/stackframe.h
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2006-2019, RT-Thread Development Team
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
@@ -51,69 +51,69 @@
.set pop
.endm
.macro SAVE_AT
.set push
.set noat
LONG_S $1, PT_R1(sp)
.set pop
.macro SAVE_AT
.set push
.set noat
LONG_S $1, PT_R1(sp)
.set pop
.endm
.macro SAVE_TEMP
mfhi v1
LONG_S $8, PT_R8(sp)
LONG_S $9, PT_R9(sp)
sw v1, PT_HI(sp)
mflo v1
LONG_S $10, PT_R10(sp)
LONG_S $11, PT_R11(sp)
sw v1, PT_LO(sp)
LONG_S $12, PT_R12(sp)
LONG_S $13, PT_R13(sp)
LONG_S $14, PT_R14(sp)
LONG_S $15, PT_R15(sp)
LONG_S $24, PT_R24(sp)
.macro SAVE_TEMP
mfhi v1
LONG_S $8, PT_R8(sp)
LONG_S $9, PT_R9(sp)
sw v1, PT_HI(sp)
mflo v1
LONG_S $10, PT_R10(sp)
LONG_S $11, PT_R11(sp)
sw v1, PT_LO(sp)
LONG_S $12, PT_R12(sp)
LONG_S $13, PT_R13(sp)
LONG_S $14, PT_R14(sp)
LONG_S $15, PT_R15(sp)
LONG_S $24, PT_R24(sp)
.endm
.macro SAVE_STATIC
LONG_S $16, PT_R16(sp)
LONG_S $17, PT_R17(sp)
LONG_S $18, PT_R18(sp)
LONG_S $19, PT_R19(sp)
LONG_S $20, PT_R20(sp)
LONG_S $21, PT_R21(sp)
LONG_S $22, PT_R22(sp)
LONG_S $23, PT_R23(sp)
LONG_S $30, PT_R30(sp)
.macro SAVE_STATIC
LONG_S $16, PT_R16(sp)
LONG_S $17, PT_R17(sp)
LONG_S $18, PT_R18(sp)
LONG_S $19, PT_R19(sp)
LONG_S $20, PT_R20(sp)
LONG_S $21, PT_R21(sp)
LONG_S $22, PT_R22(sp)
LONG_S $23, PT_R23(sp)
LONG_S $30, PT_R30(sp)
.endm
.macro SAVE_SOME
.set push
.set noat
.set reorder
move k1, sp
move k0, sp
.macro SAVE_SOME
.set push
.set noat
.set reorder
move k1, sp
move k0, sp
PTR_SUBU sp, k1, PT_SIZE
LONG_S k0, PT_R29(sp)
LONG_S $3, PT_R3(sp)
LONG_S $0, PT_R0(sp)
MFC0 v1, CP0_STATUS
LONG_S $2, PT_R2(sp)
LONG_S v1, PT_STATUS(sp)
LONG_S $4, PT_R4(sp)
MFC0 v1, CP0_CAUSE
LONG_S $5, PT_R5(sp)
LONG_S v1, PT_CAUSE(sp)
LONG_S $6, PT_R6(sp)
MFC0 v1, CP0_EPC
LONG_S $7, PT_R7(sp)
LONG_S v1, PT_EPC(sp)
LONG_S $25, PT_R25(sp)
LONG_S $28, PT_R28(sp)
LONG_S $31, PT_R31(sp)
.set pop
LONG_S k0, PT_R29(sp)
LONG_S $3, PT_R3(sp)
LONG_S $0, PT_R0(sp)
MFC0 v1, CP0_STATUS
LONG_S $2, PT_R2(sp)
LONG_S v1, PT_STATUS(sp)
LONG_S $4, PT_R4(sp)
MFC0 v1, CP0_CAUSE
LONG_S $5, PT_R5(sp)
LONG_S v1, PT_CAUSE(sp)
LONG_S $6, PT_R6(sp)
MFC0 v1, CP0_EPC
LONG_S $7, PT_R7(sp)
LONG_S v1, PT_EPC(sp)
LONG_S $25, PT_R25(sp)
LONG_S $28, PT_R28(sp)
LONG_S $31, PT_R31(sp)
.set pop
.endm
.macro SAVE_ALL
.macro SAVE_ALL
SAVE_SOME
SAVE_AT
SAVE_TEMP
@@ -155,86 +155,86 @@
.set pop
.endm
.macro RESTORE_AT
.set push
.set noat
LONG_L $1, PT_R1(sp)
.set pop
.macro RESTORE_AT
.set push
.set noat
LONG_L $1, PT_R1(sp)
.set pop
.endm
.macro RESTORE_TEMP
lw $24, PT_LO(sp)
LONG_L $8, PT_R8(sp)
LONG_L $9, PT_R9(sp)
mtlo $24
lw $24, PT_HI(sp)
LONG_L $10, PT_R10(sp)
LONG_L $11, PT_R11(sp)
mthi $24
LONG_L $12, PT_R12(sp)
LONG_L $13, PT_R13(sp)
LONG_L $14, PT_R14(sp)
LONG_L $15, PT_R15(sp)
LONG_L $24, PT_R24(sp)
.macro RESTORE_TEMP
lw $24, PT_LO(sp)
LONG_L $8, PT_R8(sp)
LONG_L $9, PT_R9(sp)
mtlo $24
lw $24, PT_HI(sp)
LONG_L $10, PT_R10(sp)
LONG_L $11, PT_R11(sp)
mthi $24
LONG_L $12, PT_R12(sp)
LONG_L $13, PT_R13(sp)
LONG_L $14, PT_R14(sp)
LONG_L $15, PT_R15(sp)
LONG_L $24, PT_R24(sp)
.endm
.macro RESTORE_STATIC
LONG_L $16, PT_R16(sp)
LONG_L $17, PT_R17(sp)
LONG_L $18, PT_R18(sp)
LONG_L $19, PT_R19(sp)
LONG_L $20, PT_R20(sp)
LONG_L $21, PT_R21(sp)
LONG_L $22, PT_R22(sp)
LONG_L $23, PT_R23(sp)
LONG_L $30, PT_R30(sp)
.macro RESTORE_STATIC
LONG_L $16, PT_R16(sp)
LONG_L $17, PT_R17(sp)
LONG_L $18, PT_R18(sp)
LONG_L $19, PT_R19(sp)
LONG_L $20, PT_R20(sp)
LONG_L $21, PT_R21(sp)
LONG_L $22, PT_R22(sp)
LONG_L $23, PT_R23(sp)
LONG_L $30, PT_R30(sp)
.endm
#define STATMASK 0x1f
.macro RESTORE_SOME
.set push
.set reorder
.set noat
mfc0 a0, CP0_STATUS
ori a0, STATMASK
xori a0, STATMASK
mtc0 a0, CP0_STATUS
li v1, (ST0_CU1 | ST0_FR | ST0_IM)
and a0, v1, a0
LONG_L v0, PT_STATUS(sp)
li v1, ~(ST0_CU1 | ST0_FR | ST0_IM)
and v0, v1
or v0, a0
.macro RESTORE_SOME
.set push
.set reorder
.set noat
mfc0 a0, CP0_STATUS
ori a0, STATMASK
xori a0, STATMASK
mtc0 a0, CP0_STATUS
li v1, (ST0_CU1 | ST0_FR | ST0_IM)
and a0, v1, a0
LONG_L v0, PT_STATUS(sp)
li v1, ~(ST0_CU1 | ST0_FR | ST0_IM)
and v0, v1
or v0, a0
li v1, (ST0_KX | ST0_SX | ST0_UX)
or v0, v1
mtc0 v0, CP0_STATUS
LONG_L v1, PT_EPC(sp)
MTC0 v1, CP0_EPC
LONG_L $31, PT_R31(sp)
LONG_L $28, PT_R28(sp)
LONG_L $25, PT_R25(sp)
LONG_L $7, PT_R7(sp)
LONG_L $6, PT_R6(sp)
LONG_L $5, PT_R5(sp)
LONG_L $4, PT_R4(sp)
LONG_L $3, PT_R3(sp)
LONG_L $2, PT_R2(sp)
.set pop
mtc0 v0, CP0_STATUS
LONG_L v1, PT_EPC(sp)
MTC0 v1, CP0_EPC
LONG_L $31, PT_R31(sp)
LONG_L $28, PT_R28(sp)
LONG_L $25, PT_R25(sp)
LONG_L $7, PT_R7(sp)
LONG_L $6, PT_R6(sp)
LONG_L $5, PT_R5(sp)
LONG_L $4, PT_R4(sp)
LONG_L $3, PT_R3(sp)
LONG_L $2, PT_R2(sp)
.set pop
.endm
.macro RESTORE_SP_AND_RET
LONG_L sp, PT_R29(sp)
.macro RESTORE_SP_AND_RET
LONG_L sp, PT_R29(sp)
eret
nop
.endm
.macro RESTORE_SP
LONG_L sp, PT_R29(sp)
.macro RESTORE_SP
LONG_L sp, PT_R29(sp)
.endm
.macro RESTORE_ALL
.macro RESTORE_ALL
RESTORE_TEMP
RESTORE_FPU
RESTORE_STATIC
@@ -243,7 +243,7 @@
RESTORE_SP
.endm
.macro RESTORE_ALL_AND_RET
.macro RESTORE_ALL_AND_RET
RESTORE_TEMP
RESTORE_FPU
RESTORE_STATIC