| /* | |
| * 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> | |
| #ifdef CONFIG_32BIT | |
| #include <asm/asmmacro-32.h> | |
| #endif | |
| #ifdef CONFIG_64BIT | |
| #include <asm/asmmacro-64.h> | |
| #endif | |
| #ifdef CONFIG_CPU_MIPSR2 | |
| .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 | |
| cfc1 \tmp, fcr31 | |
| sdc1 $f0, THREAD_FPR0_LS64(\thread) | |
| sdc1 $f2, THREAD_FPR2_LS64(\thread) | |
| sdc1 $f4, THREAD_FPR4_LS64(\thread) | |
| sdc1 $f6, THREAD_FPR6_LS64(\thread) | |
| sdc1 $f8, THREAD_FPR8_LS64(\thread) | |
| sdc1 $f10, THREAD_FPR10_LS64(\thread) | |
| sdc1 $f12, THREAD_FPR12_LS64(\thread) | |
| sdc1 $f14, THREAD_FPR14_LS64(\thread) | |
| sdc1 $f16, THREAD_FPR16_LS64(\thread) | |
| sdc1 $f18, THREAD_FPR18_LS64(\thread) | |
| sdc1 $f20, THREAD_FPR20_LS64(\thread) | |
| sdc1 $f22, THREAD_FPR22_LS64(\thread) | |
| sdc1 $f24, THREAD_FPR24_LS64(\thread) | |
| sdc1 $f26, THREAD_FPR26_LS64(\thread) | |
| sdc1 $f28, THREAD_FPR28_LS64(\thread) | |
| sdc1 $f30, THREAD_FPR30_LS64(\thread) | |
| sw \tmp, THREAD_FCR31(\thread) | |
| .endm | |
| .macro fpu_save_16odd thread | |
| .set push | |
| .set mips64r2 | |
| sdc1 $f1, THREAD_FPR1_LS64(\thread) | |
| sdc1 $f3, THREAD_FPR3_LS64(\thread) | |
| sdc1 $f5, THREAD_FPR5_LS64(\thread) | |
| sdc1 $f7, THREAD_FPR7_LS64(\thread) | |
| sdc1 $f9, THREAD_FPR9_LS64(\thread) | |
| sdc1 $f11, THREAD_FPR11_LS64(\thread) | |
| sdc1 $f13, THREAD_FPR13_LS64(\thread) | |
| sdc1 $f15, THREAD_FPR15_LS64(\thread) | |
| sdc1 $f17, THREAD_FPR17_LS64(\thread) | |
| sdc1 $f19, THREAD_FPR19_LS64(\thread) | |
| sdc1 $f21, THREAD_FPR21_LS64(\thread) | |
| sdc1 $f23, THREAD_FPR23_LS64(\thread) | |
| sdc1 $f25, THREAD_FPR25_LS64(\thread) | |
| sdc1 $f27, THREAD_FPR27_LS64(\thread) | |
| sdc1 $f29, THREAD_FPR29_LS64(\thread) | |
| sdc1 $f31, THREAD_FPR31_LS64(\thread) | |
| .set pop | |
| .endm | |
| .macro fpu_save_double thread status tmp | |
| #if defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2) | |
| 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 | |
| lw \tmp, THREAD_FCR31(\thread) | |
| ldc1 $f0, THREAD_FPR0_LS64(\thread) | |
| ldc1 $f2, THREAD_FPR2_LS64(\thread) | |
| ldc1 $f4, THREAD_FPR4_LS64(\thread) | |
| ldc1 $f6, THREAD_FPR6_LS64(\thread) | |
| ldc1 $f8, THREAD_FPR8_LS64(\thread) | |
| ldc1 $f10, THREAD_FPR10_LS64(\thread) | |
| ldc1 $f12, THREAD_FPR12_LS64(\thread) | |
| ldc1 $f14, THREAD_FPR14_LS64(\thread) | |
| ldc1 $f16, THREAD_FPR16_LS64(\thread) | |
| ldc1 $f18, THREAD_FPR18_LS64(\thread) | |
| ldc1 $f20, THREAD_FPR20_LS64(\thread) | |
| ldc1 $f22, THREAD_FPR22_LS64(\thread) | |
| ldc1 $f24, THREAD_FPR24_LS64(\thread) | |
| ldc1 $f26, THREAD_FPR26_LS64(\thread) | |
| ldc1 $f28, THREAD_FPR28_LS64(\thread) | |
| ldc1 $f30, THREAD_FPR30_LS64(\thread) | |
| ctc1 \tmp, fcr31 | |
| .endm | |
| .macro fpu_restore_16odd thread | |
| .set push | |
| .set mips64r2 | |
| ldc1 $f1, THREAD_FPR1_LS64(\thread) | |
| ldc1 $f3, THREAD_FPR3_LS64(\thread) | |
| ldc1 $f5, THREAD_FPR5_LS64(\thread) | |
| ldc1 $f7, THREAD_FPR7_LS64(\thread) | |
| ldc1 $f9, THREAD_FPR9_LS64(\thread) | |
| ldc1 $f11, THREAD_FPR11_LS64(\thread) | |
| ldc1 $f13, THREAD_FPR13_LS64(\thread) | |
| ldc1 $f15, THREAD_FPR15_LS64(\thread) | |
| ldc1 $f17, THREAD_FPR17_LS64(\thread) | |
| ldc1 $f19, THREAD_FPR19_LS64(\thread) | |
| ldc1 $f21, THREAD_FPR21_LS64(\thread) | |
| ldc1 $f23, THREAD_FPR23_LS64(\thread) | |
| ldc1 $f25, THREAD_FPR25_LS64(\thread) | |
| ldc1 $f27, THREAD_FPR27_LS64(\thread) | |
| ldc1 $f29, THREAD_FPR29_LS64(\thread) | |
| ldc1 $f31, THREAD_FPR31_LS64(\thread) | |
| .set pop | |
| .endm | |
| .macro fpu_restore_double thread status tmp | |
| #if defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2) | |
| sll \tmp, \status, 5 | |
| bgez \tmp, 10f # 16 register mode? | |
| fpu_restore_16odd \thread | |
| 10: | |
| #endif | |
| fpu_restore_16even \thread \tmp | |
| .endm | |
| #ifdef CONFIG_CPU_MIPSR2 | |
| .macro _EXT rd, rs, p, s | |
| ext \rd, \rs, \p, \s | |
| .endm | |
| #else /* !CONFIG_CPU_MIPSR2 */ | |
| .macro _EXT rd, rs, p, s | |
| srl \rd, \rs, \p | |
| andi \rd, \rd, (1 << \s) - 1 | |
| .endm | |
| #endif /* !CONFIG_CPU_MIPSR2 */ | |
| /* | |
| * 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 | |
| .macro ld_d wd, off, base | |
| .set push | |
| .set mips32r2 | |
| .set msa | |
| ld.d $w\wd, \off(\base) | |
| .set pop | |
| .endm | |
| .macro st_d wd, off, base | |
| .set push | |
| .set mips32r2 | |
| .set msa | |
| st.d $w\wd, \off(\base) | |
| .set pop | |
| .endm | |
| .macro copy_u_w rd, ws, n | |
| .set push | |
| .set mips32r2 | |
| .set msa | |
| copy_u.w \rd, $w\ws[\n] | |
| .set pop | |
| .endm | |
| .macro copy_u_d rd, ws, n | |
| .set push | |
| .set mips64r2 | |
| .set msa | |
| copy_u.d \rd, $w\ws[\n] | |
| .set pop | |
| .endm | |
| .macro insert_w wd, n, rs | |
| .set push | |
| .set mips32r2 | |
| .set msa | |
| insert.w $w\wd[\n], \rs | |
| .set pop | |
| .endm | |
| .macro insert_d wd, n, rs | |
| .set push | |
| .set mips64r2 | |
| .set msa | |
| insert.d $w\wd[\n], \rs | |
| .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 | |
| .insn | |
| .word CFC_MSA_INSN | (\cs << 11) | |
| move \rd, $1 | |
| .set pop | |
| .endm | |
| .macro ctcmsa cd, rs | |
| .set push | |
| .set noat | |
| move $1, \rs | |
| .word CTC_MSA_INSN | (\cd << 6) | |
| .set pop | |
| .endm | |
| .macro ld_d wd, off, base | |
| .set push | |
| .set noat | |
| add $1, \base, \off | |
| .word LDD_MSA_INSN | (\wd << 6) | |
| .set pop | |
| .endm | |
| .macro st_d wd, off, base | |
| .set push | |
| .set noat | |
| add $1, \base, \off | |
| .word STD_MSA_INSN | (\wd << 6) | |
| .set pop | |
| .endm | |
| .macro copy_u_w rd, ws, n | |
| .set push | |
| .set noat | |
| .insn | |
| .word COPY_UW_MSA_INSN | (\n << 16) | (\ws << 11) | |
| /* move triggers an assembler bug... */ | |
| or \rd, $1, zero | |
| .set pop | |
| .endm | |
| .macro copy_u_d rd, ws, n | |
| .set push | |
| .set noat | |
| .insn | |
| .word COPY_UD_MSA_INSN | (\n << 16) | (\ws << 11) | |
| /* move triggers an assembler bug... */ | |
| or \rd, $1, zero | |
| .set pop | |
| .endm | |
| .macro insert_w wd, n, rs | |
| .set push | |
| .set noat | |
| /* move triggers an assembler bug... */ | |
| or $1, \rs, zero | |
| .word INSERT_W_MSA_INSN | (\n << 16) | (\wd << 6) | |
| .set pop | |
| .endm | |
| .macro insert_d wd, n, rs | |
| .set push | |
| .set noat | |
| /* move triggers an assembler bug... */ | |
| or $1, \rs, zero | |
| .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 | |
| .endm | |
| .macro msa_restore_all thread | |
| 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 | |
| #endif /* _ASM_ASMMACRO_H */ |