| /* |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| * |
| * Copyright (C) 2003 Ralf Baechle |
| */ |
| #ifndef _ASM_ASMMACRO_H |
| #define _ASM_ASMMACRO_H |
| |
| #include <asm/hazards.h> |
| #include <asm/asm-offsets.h> |
| #include <asm/msa.h> |
| |
| #ifdef CONFIG_32BIT |
| #include <asm/asmmacro-32.h> |
| #endif |
| #ifdef CONFIG_64BIT |
| #include <asm/asmmacro-64.h> |
| #endif |
| |
| #if defined(CONFIG_CPU_MIPSR2) || defined(CONFIG_CPU_MIPSR6) |
| .macro local_irq_enable reg=t0 |
| ei |
| irq_enable_hazard |
| .endm |
| |
| .macro local_irq_disable reg=t0 |
| di |
| irq_disable_hazard |
| .endm |
| #else |
| .macro local_irq_enable reg=t0 |
| mfc0 \reg, CP0_STATUS |
| ori \reg, \reg, 1 |
| mtc0 \reg, CP0_STATUS |
| irq_enable_hazard |
| .endm |
| |
| .macro local_irq_disable reg=t0 |
| #ifdef CONFIG_PREEMPT |
| lw \reg, TI_PRE_COUNT($28) |
| addi \reg, \reg, 1 |
| sw \reg, TI_PRE_COUNT($28) |
| #endif |
| mfc0 \reg, CP0_STATUS |
| ori \reg, \reg, 1 |
| xori \reg, \reg, 1 |
| mtc0 \reg, CP0_STATUS |
| irq_disable_hazard |
| #ifdef CONFIG_PREEMPT |
| lw \reg, TI_PRE_COUNT($28) |
| addi \reg, \reg, -1 |
| sw \reg, TI_PRE_COUNT($28) |
| #endif |
| .endm |
| #endif /* CONFIG_CPU_MIPSR2 */ |
| |
| .macro fpu_save_16even thread tmp=t0 |
| .set push |
| SET_HARDFLOAT |
| cfc1 \tmp, fcr31 |
| sdc1 $f0, THREAD_FPR0(\thread) |
| sdc1 $f2, THREAD_FPR2(\thread) |
| sdc1 $f4, THREAD_FPR4(\thread) |
| sdc1 $f6, THREAD_FPR6(\thread) |
| sdc1 $f8, THREAD_FPR8(\thread) |
| sdc1 $f10, THREAD_FPR10(\thread) |
| sdc1 $f12, THREAD_FPR12(\thread) |
| sdc1 $f14, THREAD_FPR14(\thread) |
| sdc1 $f16, THREAD_FPR16(\thread) |
| sdc1 $f18, THREAD_FPR18(\thread) |
| sdc1 $f20, THREAD_FPR20(\thread) |
| sdc1 $f22, THREAD_FPR22(\thread) |
| sdc1 $f24, THREAD_FPR24(\thread) |
| sdc1 $f26, THREAD_FPR26(\thread) |
| sdc1 $f28, THREAD_FPR28(\thread) |
| sdc1 $f30, THREAD_FPR30(\thread) |
| sw \tmp, THREAD_FCR31(\thread) |
| .set pop |
| .endm |
| |
| .macro fpu_save_16odd thread |
| .set push |
| .set mips64r2 |
| SET_HARDFLOAT |
| sdc1 $f1, THREAD_FPR1(\thread) |
| sdc1 $f3, THREAD_FPR3(\thread) |
| sdc1 $f5, THREAD_FPR5(\thread) |
| sdc1 $f7, THREAD_FPR7(\thread) |
| sdc1 $f9, THREAD_FPR9(\thread) |
| sdc1 $f11, THREAD_FPR11(\thread) |
| sdc1 $f13, THREAD_FPR13(\thread) |
| sdc1 $f15, THREAD_FPR15(\thread) |
| sdc1 $f17, THREAD_FPR17(\thread) |
| sdc1 $f19, THREAD_FPR19(\thread) |
| sdc1 $f21, THREAD_FPR21(\thread) |
| sdc1 $f23, THREAD_FPR23(\thread) |
| sdc1 $f25, THREAD_FPR25(\thread) |
| sdc1 $f27, THREAD_FPR27(\thread) |
| sdc1 $f29, THREAD_FPR29(\thread) |
| sdc1 $f31, THREAD_FPR31(\thread) |
| .set pop |
| .endm |
| |
| .macro fpu_save_double thread status tmp |
| #if defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2) || \ |
| defined(CONFIG_CPU_MIPS32_R6) |
| sll \tmp, \status, 5 |
| bgez \tmp, 10f |
| fpu_save_16odd \thread |
| 10: |
| #endif |
| fpu_save_16even \thread \tmp |
| .endm |
| |
| .macro fpu_restore_16even thread tmp=t0 |
| .set push |
| SET_HARDFLOAT |
| lw \tmp, THREAD_FCR31(\thread) |
| ldc1 $f0, THREAD_FPR0(\thread) |
| ldc1 $f2, THREAD_FPR2(\thread) |
| ldc1 $f4, THREAD_FPR4(\thread) |
| ldc1 $f6, THREAD_FPR6(\thread) |
| ldc1 $f8, THREAD_FPR8(\thread) |
| ldc1 $f10, THREAD_FPR10(\thread) |
| ldc1 $f12, THREAD_FPR12(\thread) |
| ldc1 $f14, THREAD_FPR14(\thread) |
| ldc1 $f16, THREAD_FPR16(\thread) |
| ldc1 $f18, THREAD_FPR18(\thread) |
| ldc1 $f20, THREAD_FPR20(\thread) |
| ldc1 $f22, THREAD_FPR22(\thread) |
| ldc1 $f24, THREAD_FPR24(\thread) |
| ldc1 $f26, THREAD_FPR26(\thread) |
| ldc1 $f28, THREAD_FPR28(\thread) |
| ldc1 $f30, THREAD_FPR30(\thread) |
| ctc1 \tmp, fcr31 |
| .endm |
| |
| .macro fpu_restore_16odd thread |
| .set push |
| .set mips64r2 |
| SET_HARDFLOAT |
| ldc1 $f1, THREAD_FPR1(\thread) |
| ldc1 $f3, THREAD_FPR3(\thread) |
| ldc1 $f5, THREAD_FPR5(\thread) |
| ldc1 $f7, THREAD_FPR7(\thread) |
| ldc1 $f9, THREAD_FPR9(\thread) |
| ldc1 $f11, THREAD_FPR11(\thread) |
| ldc1 $f13, THREAD_FPR13(\thread) |
| ldc1 $f15, THREAD_FPR15(\thread) |
| ldc1 $f17, THREAD_FPR17(\thread) |
| ldc1 $f19, THREAD_FPR19(\thread) |
| ldc1 $f21, THREAD_FPR21(\thread) |
| ldc1 $f23, THREAD_FPR23(\thread) |
| ldc1 $f25, THREAD_FPR25(\thread) |
| ldc1 $f27, THREAD_FPR27(\thread) |
| ldc1 $f29, THREAD_FPR29(\thread) |
| ldc1 $f31, THREAD_FPR31(\thread) |
| .set pop |
| .endm |
| |
| .macro fpu_restore_double thread status tmp |
| #if defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2) || \ |
| defined(CONFIG_CPU_MIPS32_R6) |
| sll \tmp, \status, 5 |
| bgez \tmp, 10f # 16 register mode? |
| |
| fpu_restore_16odd \thread |
| 10: |
| #endif |
| fpu_restore_16even \thread \tmp |
| .endm |
| |
| #if defined(CONFIG_CPU_MIPSR2) || defined(CONFIG_CPU_MIPSR6) |
| .macro _EXT rd, rs, p, s |
| ext \rd, \rs, \p, \s |
| .endm |
| #else /* !CONFIG_CPU_MIPSR2 || !CONFIG_CPU_MIPSR6 */ |
| .macro _EXT rd, rs, p, s |
| srl \rd, \rs, \p |
| andi \rd, \rd, (1 << \s) - 1 |
| .endm |
| #endif /* !CONFIG_CPU_MIPSR2 || !CONFIG_CPU_MIPSR6 */ |
| |
| /* |
| * Temporary until all gas have MT ASE support |
| */ |
| .macro DMT reg=0 |
| .word 0x41600bc1 | (\reg << 16) |
| .endm |
| |
| .macro EMT reg=0 |
| .word 0x41600be1 | (\reg << 16) |
| .endm |
| |
| .macro DVPE reg=0 |
| .word 0x41600001 | (\reg << 16) |
| .endm |
| |
| .macro EVPE reg=0 |
| .word 0x41600021 | (\reg << 16) |
| .endm |
| |
| .macro MFTR rt=0, rd=0, u=0, sel=0 |
| .word 0x41000000 | (\rt << 16) | (\rd << 11) | (\u << 5) | (\sel) |
| .endm |
| |
| .macro MTTR rt=0, rd=0, u=0, sel=0 |
| .word 0x41800000 | (\rt << 16) | (\rd << 11) | (\u << 5) | (\sel) |
| .endm |
| |
| #ifdef TOOLCHAIN_SUPPORTS_MSA |
| /* preprocessor replaces the fp in ".set fp=64" with $30 otherwise */ |
| #undef fp |
| |
| .macro _cfcmsa rd, cs |
| .set push |
| .set mips32r2 |
| .set fp=64 |
| .set msa |
| cfcmsa \rd, $\cs |
| .set pop |
| .endm |
| |
| .macro _ctcmsa cd, rs |
| .set push |
| .set mips32r2 |
| .set fp=64 |
| .set msa |
| ctcmsa $\cd, \rs |
| .set pop |
| .endm |
| |
| .macro ld_d wd, off, base |
| .set push |
| .set mips32r2 |
| .set fp=64 |
| .set msa |
| ld.d $w\wd, \off(\base) |
| .set pop |
| .endm |
| |
| .macro st_d wd, off, base |
| .set push |
| .set mips32r2 |
| .set fp=64 |
| .set msa |
| st.d $w\wd, \off(\base) |
| .set pop |
| .endm |
| |
| .macro copy_u_w ws, n |
| .set push |
| .set mips32r2 |
| .set fp=64 |
| .set msa |
| copy_u.w $1, $w\ws[\n] |
| .set pop |
| .endm |
| |
| .macro copy_u_d ws, n |
| .set push |
| .set mips64r2 |
| .set fp=64 |
| .set msa |
| copy_u.d $1, $w\ws[\n] |
| .set pop |
| .endm |
| |
| .macro insert_w wd, n |
| .set push |
| .set mips32r2 |
| .set fp=64 |
| .set msa |
| insert.w $w\wd[\n], $1 |
| .set pop |
| .endm |
| |
| .macro insert_d wd, n |
| .set push |
| .set mips64r2 |
| .set fp=64 |
| .set msa |
| insert.d $w\wd[\n], $1 |
| .set pop |
| .endm |
| #else |
| |
| #ifdef CONFIG_CPU_MICROMIPS |
| #define CFC_MSA_INSN 0x587e0056 |
| #define CTC_MSA_INSN 0x583e0816 |
| #define LDD_MSA_INSN 0x58000837 |
| #define STD_MSA_INSN 0x5800083f |
| #define COPY_UW_MSA_INSN 0x58f00056 |
| #define COPY_UD_MSA_INSN 0x58f80056 |
| #define INSERT_W_MSA_INSN 0x59300816 |
| #define INSERT_D_MSA_INSN 0x59380816 |
| #else |
| #define CFC_MSA_INSN 0x787e0059 |
| #define CTC_MSA_INSN 0x783e0819 |
| #define LDD_MSA_INSN 0x78000823 |
| #define STD_MSA_INSN 0x78000827 |
| #define COPY_UW_MSA_INSN 0x78f00059 |
| #define COPY_UD_MSA_INSN 0x78f80059 |
| #define INSERT_W_MSA_INSN 0x79300819 |
| #define INSERT_D_MSA_INSN 0x79380819 |
| #endif |
| |
| /* |
| * Temporary until all toolchains in use include MSA support. |
| */ |
| .macro _cfcmsa rd, cs |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| .insn |
| .word CFC_MSA_INSN | (\cs << 11) |
| move \rd, $1 |
| .set pop |
| .endm |
| |
| .macro _ctcmsa cd, rs |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| move $1, \rs |
| .word CTC_MSA_INSN | (\cd << 6) |
| .set pop |
| .endm |
| |
| .macro ld_d wd, off, base |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| addu $1, \base, \off |
| .word LDD_MSA_INSN | (\wd << 6) |
| .set pop |
| .endm |
| |
| .macro st_d wd, off, base |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| addu $1, \base, \off |
| .word STD_MSA_INSN | (\wd << 6) |
| .set pop |
| .endm |
| |
| .macro copy_u_w ws, n |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| .insn |
| .word COPY_UW_MSA_INSN | (\n << 16) | (\ws << 11) |
| .set pop |
| .endm |
| |
| .macro copy_u_d ws, n |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| .insn |
| .word COPY_UD_MSA_INSN | (\n << 16) | (\ws << 11) |
| .set pop |
| .endm |
| |
| .macro insert_w wd, n |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| .word INSERT_W_MSA_INSN | (\n << 16) | (\wd << 6) |
| .set pop |
| .endm |
| |
| .macro insert_d wd, n |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| .word INSERT_D_MSA_INSN | (\n << 16) | (\wd << 6) |
| .set pop |
| .endm |
| #endif |
| |
| .macro msa_save_all thread |
| st_d 0, THREAD_FPR0, \thread |
| st_d 1, THREAD_FPR1, \thread |
| st_d 2, THREAD_FPR2, \thread |
| st_d 3, THREAD_FPR3, \thread |
| st_d 4, THREAD_FPR4, \thread |
| st_d 5, THREAD_FPR5, \thread |
| st_d 6, THREAD_FPR6, \thread |
| st_d 7, THREAD_FPR7, \thread |
| st_d 8, THREAD_FPR8, \thread |
| st_d 9, THREAD_FPR9, \thread |
| st_d 10, THREAD_FPR10, \thread |
| st_d 11, THREAD_FPR11, \thread |
| st_d 12, THREAD_FPR12, \thread |
| st_d 13, THREAD_FPR13, \thread |
| st_d 14, THREAD_FPR14, \thread |
| st_d 15, THREAD_FPR15, \thread |
| st_d 16, THREAD_FPR16, \thread |
| st_d 17, THREAD_FPR17, \thread |
| st_d 18, THREAD_FPR18, \thread |
| st_d 19, THREAD_FPR19, \thread |
| st_d 20, THREAD_FPR20, \thread |
| st_d 21, THREAD_FPR21, \thread |
| st_d 22, THREAD_FPR22, \thread |
| st_d 23, THREAD_FPR23, \thread |
| st_d 24, THREAD_FPR24, \thread |
| st_d 25, THREAD_FPR25, \thread |
| st_d 26, THREAD_FPR26, \thread |
| st_d 27, THREAD_FPR27, \thread |
| st_d 28, THREAD_FPR28, \thread |
| st_d 29, THREAD_FPR29, \thread |
| st_d 30, THREAD_FPR30, \thread |
| st_d 31, THREAD_FPR31, \thread |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| _cfcmsa $1, MSA_CSR |
| sw $1, THREAD_MSA_CSR(\thread) |
| .set pop |
| .endm |
| |
| .macro msa_restore_all thread |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| lw $1, THREAD_MSA_CSR(\thread) |
| _ctcmsa MSA_CSR, $1 |
| .set pop |
| ld_d 0, THREAD_FPR0, \thread |
| ld_d 1, THREAD_FPR1, \thread |
| ld_d 2, THREAD_FPR2, \thread |
| ld_d 3, THREAD_FPR3, \thread |
| ld_d 4, THREAD_FPR4, \thread |
| ld_d 5, THREAD_FPR5, \thread |
| ld_d 6, THREAD_FPR6, \thread |
| ld_d 7, THREAD_FPR7, \thread |
| ld_d 8, THREAD_FPR8, \thread |
| ld_d 9, THREAD_FPR9, \thread |
| ld_d 10, THREAD_FPR10, \thread |
| ld_d 11, THREAD_FPR11, \thread |
| ld_d 12, THREAD_FPR12, \thread |
| ld_d 13, THREAD_FPR13, \thread |
| ld_d 14, THREAD_FPR14, \thread |
| ld_d 15, THREAD_FPR15, \thread |
| ld_d 16, THREAD_FPR16, \thread |
| ld_d 17, THREAD_FPR17, \thread |
| ld_d 18, THREAD_FPR18, \thread |
| ld_d 19, THREAD_FPR19, \thread |
| ld_d 20, THREAD_FPR20, \thread |
| ld_d 21, THREAD_FPR21, \thread |
| ld_d 22, THREAD_FPR22, \thread |
| ld_d 23, THREAD_FPR23, \thread |
| ld_d 24, THREAD_FPR24, \thread |
| ld_d 25, THREAD_FPR25, \thread |
| ld_d 26, THREAD_FPR26, \thread |
| ld_d 27, THREAD_FPR27, \thread |
| ld_d 28, THREAD_FPR28, \thread |
| ld_d 29, THREAD_FPR29, \thread |
| ld_d 30, THREAD_FPR30, \thread |
| ld_d 31, THREAD_FPR31, \thread |
| .endm |
| |
| .macro msa_init_upper wd |
| #ifdef CONFIG_64BIT |
| insert_d \wd, 1 |
| #else |
| insert_w \wd, 2 |
| insert_w \wd, 3 |
| #endif |
| .endm |
| |
| .macro msa_init_all_upper |
| .set push |
| .set noat |
| SET_HARDFLOAT |
| not $1, zero |
| msa_init_upper 0 |
| msa_init_upper 1 |
| msa_init_upper 2 |
| msa_init_upper 3 |
| msa_init_upper 4 |
| msa_init_upper 5 |
| msa_init_upper 6 |
| msa_init_upper 7 |
| msa_init_upper 8 |
| msa_init_upper 9 |
| msa_init_upper 10 |
| msa_init_upper 11 |
| msa_init_upper 12 |
| msa_init_upper 13 |
| msa_init_upper 14 |
| msa_init_upper 15 |
| msa_init_upper 16 |
| msa_init_upper 17 |
| msa_init_upper 18 |
| msa_init_upper 19 |
| msa_init_upper 20 |
| msa_init_upper 21 |
| msa_init_upper 22 |
| msa_init_upper 23 |
| msa_init_upper 24 |
| msa_init_upper 25 |
| msa_init_upper 26 |
| msa_init_upper 27 |
| msa_init_upper 28 |
| msa_init_upper 29 |
| msa_init_upper 30 |
| msa_init_upper 31 |
| .set pop |
| .endm |
| |
| #endif /* _ASM_ASMMACRO_H */ |
