diff options
Diffstat (limited to 'include/asm-mips64/stackframe.h')
| -rw-r--r-- | include/asm-mips64/stackframe.h | 187 |
1 files changed, 95 insertions, 92 deletions
diff --git a/include/asm-mips64/stackframe.h b/include/asm-mips64/stackframe.h index a9e62c232..5599593ce 100644 --- a/include/asm-mips64/stackframe.h +++ b/include/asm-mips64/stackframe.h @@ -21,15 +21,15 @@ #define save_static(frame) \ __asm__ __volatile__( \ - "sw\t$16,"__str(PT_R16)"(%0)\n\t" \ - "sw\t$17,"__str(PT_R17)"(%0)\n\t" \ - "sw\t$18,"__str(PT_R18)"(%0)\n\t" \ - "sw\t$19,"__str(PT_R19)"(%0)\n\t" \ - "sw\t$20,"__str(PT_R20)"(%0)\n\t" \ - "sw\t$21,"__str(PT_R21)"(%0)\n\t" \ - "sw\t$22,"__str(PT_R22)"(%0)\n\t" \ - "sw\t$23,"__str(PT_R23)"(%0)\n\t" \ - "sw\t$30,"__str(PT_R30)"(%0)\n\t" \ + "sd\t$16,"__str(PT_R16)"(%0)\n\t" \ + "sd\t$17,"__str(PT_R17)"(%0)\n\t" \ + "sd\t$18,"__str(PT_R18)"(%0)\n\t" \ + "sd\t$19,"__str(PT_R19)"(%0)\n\t" \ + "sd\t$20,"__str(PT_R20)"(%0)\n\t" \ + "sd\t$21,"__str(PT_R21)"(%0)\n\t" \ + "sd\t$22,"__str(PT_R22)"(%0)\n\t" \ + "sd\t$23,"__str(PT_R23)"(%0)\n\t" \ + "sd\t$30,"__str(PT_R30)"(%0)\n\t" \ : /* No outputs */ \ : "r" (frame)) @@ -38,35 +38,38 @@ #ifdef _LANGUAGE_ASSEMBLY .macro SAVE_AT - sw $1, PT_R1(sp) + .set push + .set noat + sd $1, PT_R1(sp) + .set pop .endm .macro SAVE_TEMP mfhi v1 - sw $8, PT_R8(sp) - sw $9, PT_R9(sp) - sw v1, PT_HI(sp) + sd $8, PT_R8(sp) + sd $9, PT_R9(sp) + sd v1, PT_HI(sp) mflo v1 - sw $10,PT_R10(sp) - sw $11, PT_R11(sp) - sw v1, PT_LO(sp) - sw $12, PT_R12(sp) - sw $13, PT_R13(sp) - sw $14, PT_R14(sp) - sw $15, PT_R15(sp) - sw $24, PT_R24(sp) + sd $10, PT_R10(sp) + sd $11, PT_R11(sp) + sd v1, PT_LO(sp) + sd $12, PT_R12(sp) + sd $13, PT_R13(sp) + sd $14, PT_R14(sp) + sd $15, PT_R15(sp) + sd $24, PT_R24(sp) .endm .macro SAVE_STATIC - sw $16, PT_R16(sp) - sw $17, PT_R17(sp) - sw $18, PT_R18(sp) - sw $19, PT_R19(sp) - sw $20, PT_R20(sp) - sw $21, PT_R21(sp) - sw $22, PT_R22(sp) - sw $23, PT_R23(sp) - sw $30, PT_R30(sp) + sd $16, PT_R16(sp) + sd $17, PT_R17(sp) + sd $18, PT_R18(sp) + sd $19, PT_R19(sp) + sd $20, PT_R20(sp) + sd $21, PT_R21(sp) + sd $22, PT_R22(sp) + sd $23, PT_R23(sp) + sd $30, PT_R30(sp) .endm .macro SAVE_SOME @@ -80,28 +83,28 @@ .set reorder /* Called from user mode, new stack. */ lui k1, %hi(kernelsp) - lw k1, %lo(kernelsp)(k1) + ld k1, %lo(kernelsp)(k1) 8: move k0, sp - subu sp, k1, PT_SIZE - sw k0, PT_R29(sp) - sw $3, PT_R3(sp) - sw $0, PT_R0(sp) - mfc0 v1, CP0_STATUS - sw $2, PT_R2(sp) - sw v1, PT_STATUS(sp) - sw $4, PT_R4(sp) - mfc0 v1, CP0_CAUSE - sw $5, PT_R5(sp) - sw v1, PT_CAUSE(sp) - sw $6, PT_R6(sp) - mfc0 v1, CP0_EPC - sw $7, PT_R7(sp) - sw v1, PT_EPC(sp) - sw $25, PT_R25(sp) - sw $28, PT_R28(sp) - sw $31, PT_R31(sp) - ori $28, sp, 0x1fff - xori $28, 0x1fff + dsubu sp, k1, PT_SIZE + sd k0, PT_R29(sp) + sd $3, PT_R3(sp) + sd $0, PT_R0(sp) + dmfc0 v1, CP0_STATUS + sd $2, PT_R2(sp) + sd v1, PT_STATUS(sp) + sd $4, PT_R4(sp) + dmfc0 v1, CP0_CAUSE + sd $5, PT_R5(sp) + sd v1, PT_CAUSE(sp) + sd $6, PT_R6(sp) + dmfc0 v1, CP0_EPC + sd $7, PT_R7(sp) + sd v1, PT_EPC(sp) + sd $25, PT_R25(sp) + sd $28, PT_R28(sp) + sd $31, PT_R31(sp) + ori $28, sp, 0x3fff + xori $28, 0x3fff .set pop .endm @@ -113,39 +116,39 @@ .endm .macro RESTORE_AT - lw $1, PT_R1(sp) + ld $1, PT_R1(sp) .endm .macro RESTORE_SP - lw sp, PT_R29(sp) + ld sp, PT_R29(sp) .endm .macro RESTORE_TEMP - lw $24, PT_LO(sp) - lw $8, PT_R8(sp) - lw $9, PT_R9(sp) + ld $24, PT_LO(sp) + ld $8, PT_R8(sp) + ld $9, PT_R9(sp) mtlo $24 - lw $24, PT_HI(sp) - lw $10,PT_R10(sp) - lw $11, PT_R11(sp) + ld $24, PT_HI(sp) + ld $10, PT_R10(sp) + ld $11, PT_R11(sp) mthi $24 - lw $12, PT_R12(sp) - lw $13, PT_R13(sp) - lw $14, PT_R14(sp) - lw $15, PT_R15(sp) - lw $24, PT_R24(sp) + ld $12, PT_R12(sp) + ld $13, PT_R13(sp) + ld $14, PT_R14(sp) + ld $15, PT_R15(sp) + ld $24, PT_R24(sp) .endm .macro RESTORE_STATIC - lw $16, PT_R16(sp) - lw $17, PT_R17(sp) - lw $18, PT_R18(sp) - lw $19, PT_R19(sp) - lw $20, PT_R20(sp) - lw $21, PT_R21(sp) - lw $22, PT_R22(sp) - lw $23, PT_R23(sp) - lw $30, PT_R30(sp) + ld $16, PT_R16(sp) + ld $17, PT_R17(sp) + ld $18, PT_R18(sp) + ld $19, PT_R19(sp) + ld $20, PT_R20(sp) + ld $21, PT_R21(sp) + ld $22, PT_R22(sp) + ld $23, PT_R23(sp) + ld $30, PT_R30(sp) .endm .macro RESTORE_SOME @@ -158,22 +161,22 @@ mtc0 t0, CP0_STATUS li v1, 0xff00 and t0, v1 - lw v0, PT_STATUS(sp) + ld v0, PT_STATUS(sp) nor v1, $0, v1 and v0, v1 or v0, t0 - mtc0 v0, CP0_STATUS - lw v1, PT_EPC(sp) - mtc0 v1, CP0_EPC - lw $31, PT_R31(sp) - lw $28, PT_R28(sp) - lw $25, PT_R25(sp) - lw $7, PT_R7(sp) - lw $6, PT_R6(sp) - lw $5, PT_R5(sp) - lw $4, PT_R4(sp) - lw $3, PT_R3(sp) - lw $2, PT_R2(sp) + dmtc0 v0, CP0_STATUS + ld v1, PT_EPC(sp) + dmtc0 v1, CP0_EPC + ld $31, PT_R31(sp) + ld $28, PT_R28(sp) + ld $25, PT_R25(sp) + ld $7, PT_R7(sp) + ld $6, PT_R6(sp) + ld $5, PT_R5(sp) + ld $4, PT_R4(sp) + ld $3, PT_R3(sp) + ld $2, PT_R2(sp) .endm .macro RESTORE_ALL @@ -201,11 +204,11 @@ * Set cp0 enable bit as sign that we're running on the kernel stack */ .macro STI - mfc0 t0,CP0_STATUS - li t1,ST0_CU0|0x1f - or t0,t1 - xori t0,0x1e - mtc0 t0,CP0_STATUS + mfc0 t0, CP0_STATUS + li t1, ST0_CU0 | 0x1f + or t0, t1 + xori t0, 0x1e + mtc0 t0, CP0_STATUS .endm /* @@ -214,7 +217,7 @@ */ .macro KMODE mfc0 t0, CP0_STATUS - li t1, ST0_CU0|0x1e + li t1, ST0_CU0 | 0x1e or t0, t1 xori t0, 0x1e mtc0 t0, CP0_STATUS |