/* * 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 /* preprocessor replaces the fp in ".set fp=64" with $30 otherwise */ #undef fp /* * Helper macros for generating raw instruction encodings. */ #ifdef CONFIG_CPU_MICROMIPS .macro insn32_if_mm enc .insn .hword ((\enc) >> 16) .hword ((\enc) & 0xffff) .endm .macro insn_if_mips enc .endm #else .macro insn32_if_mm enc .endm .macro insn_if_mips enc .insn .word (\enc) .endm #endif #ifdef CONFIG_CPU_HAS_DIEI .macro local_irq_enable ei irq_enable_hazard .endm .macro local_irq_disable di irq_disable_hazard .endm #else /* !CONFIG_CPU_MIPSR2 && !CONFIG_CPU_MIPSR5 && !CONFIG_CPU_MIPSR6 */ .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_PREEMPTION 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_PREEMPTION lw \reg, TI_PRE_COUNT($28) addi \reg, \reg, -1 sw \reg, TI_PRE_COUNT($28) #endif .endm #endif /* !CONFIG_CPU_MIPSR2 && !CONFIG_CPU_MIPSR5 && !CONFIG_CPU_MIPSR6 */ .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 fp=64 .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_MIPSR2) || \ defined(CONFIG_CPU_MIPSR5) || defined(CONFIG_CPU_MIPSR6) 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 .set pop .endm .macro fpu_restore_16odd thread .set push .set mips64r2 .set fp=64 .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_MIPSR2) || \ defined(CONFIG_CPU_MIPSR5) || defined(CONFIG_CPU_MIPSR6) 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_MIPSR5) || \ defined(CONFIG_CPU_MIPSR6) .macro _EXT rd, rs, p, s ext \rd, \rs, \p, \s .endm #else /* !CONFIG_CPU_MIPSR2 && !CONFIG_CPU_MIPSR5 && !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_MIPSR5 && !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 .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_b wd, off, base .set push .set mips32r2 .set fp=64 .set msa ld.b $w\wd, \off(\base) .set pop .endm .macro ld_h wd, off, base .set push .set mips32r2 .set fp=64 .set msa ld.h $w\wd, \off(\base) .set pop .endm .macro ld_w wd, off, base .set push .set mips32r2 .set fp=64 .set msa ld.w $w\wd, \off(\base) .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_b wd, off, base .set push .set mips32r2 .set fp=64 .set msa st.b $w\wd, \off(\base) .set pop .endm .macro st_h wd, off, base .set push .set mips32r2 .set fp=64 .set msa st.h $w\wd, \off(\base) .set pop .endm .macro st_w wd, off, base .set push .set mips32r2 .set fp=64 .set msa st.w $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_s_w ws, n .set push .set mips32r2 .set fp=64 .set msa copy_s.w $1, $w\ws[\n] .set pop .endm .macro copy_s_d ws, n .set push .set mips64r2 .set fp=64 .set msa copy_s.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 /* * Temporary until all toolchains in use include MSA support. */ .macro _cfcmsa rd, cs .set push .set noat .set hardfloat insn_if_mips 0x787e0059 | (\cs << 11) insn32_if_mm 0x587e0056 | (\cs << 11) move \rd, $1 .set pop .endm .macro _ctcmsa cd, rs .set push .set noat .set hardfloat move $1, \rs insn_if_mips 0x783e0819 | (\cd << 6) insn32_if_mm 0x583e0816 | (\cd << 6) .set pop .endm .macro ld_b wd, off, base .set push .set noat .set hardfloat PTR_ADDU $1, \base, \off insn_if_mips 0x78000820 | (\wd << 6) insn32_if_mm 0x58000807 | (\wd << 6) .set pop .endm .macro ld_h wd, off, base .set push .set noat .set hardfloat PTR_ADDU $1, \base, \off insn_if_mips 0x78000821 | (\wd << 6) insn32_if_mm 0x58000817 | (\wd << 6) .set pop .endm .macro ld_w wd, off, base .set push .set noat .set hardfloat PTR_ADDU $1, \base, \off insn_if_mips 0x78000822 | (\wd << 6) insn32_if_mm 0x58000827 | (\wd << 6) .set pop .endm .macro ld_d wd, off, base .set push .set noat .set hardfloat PTR_ADDU $1, \base, \off insn_if_mips 0x78000823 | (\wd << 6) insn32_if_mm 0x58000837 | (\wd << 6) .set pop .endm .macro st_b wd, off, base .set push .set noat .set hardfloat PTR_ADDU $1, \base, \off insn_if_mips 0x78000824 | (\wd << 6) insn32_if_mm 0x5800080f | (\wd << 6) .set pop .endm .macro st_h wd, off, base .set push .set noat .set hardfloat PTR_ADDU $1, \base, \off insn_if_mips 0x78000825 | (\wd << 6) insn32_if_mm 0x5800081f | (\wd << 6) .set pop .endm .macro st_w wd, off, base .set push .set noat .set hardfloat PTR_ADDU $1, \base, \off insn_if_mips 0x78000826 | (\wd << 6) insn32_if_mm 0x5800082f | (\wd << 6) .set pop .endm .macro st_d wd, off, base .set push .set noat .set hardfloat PTR_ADDU $1, \base, \off insn_if_mips 0x78000827 | (\wd << 6) insn32_if_mm 0x5800083f | (\wd << 6) .set pop .endm .macro copy_s_w ws, n .set push .set noat .set hardfloat insn_if_mips 0x78b00059 | (\n << 16) | (\ws << 11) insn32_if_mm 0x58b00056 | (\n << 16) | (\ws << 11) .set pop .endm .macro copy_s_d ws, n .set push .set noat .set hardfloat insn_if_mips 0x78b80059 | (\n << 16) | (\ws << 11) insn32_if_mm 0x58b80056 | (\n << 16) | (\ws << 11) .set pop .endm .macro insert_w wd, n .set push .set noat .set hardfloat insn_if_mips 0x79300819 | (\n << 16) | (\wd << 6) insn32_if_mm 0x59300816 | (\n << 16) | (\wd << 6) .set pop .endm .macro insert_d wd, n .set push .set noat .set hardfloat insn_if_mips 0x79380819 | (\n << 16) | (\wd << 6) insn32_if_mm 0x59380816 | (\n << 16) | (\wd << 6) .set pop .endm #endif #ifdef TOOLCHAIN_SUPPORTS_MSA #define FPR_BASE_OFFS THREAD_FPR0 #define FPR_BASE $1 #else #define FPR_BASE_OFFS 0 #define FPR_BASE \thread #endif .macro msa_save_all thread .set push .set noat #ifdef TOOLCHAIN_SUPPORTS_MSA PTR_ADDU FPR_BASE, \thread, FPR_BASE_OFFS #endif st_d 0, THREAD_FPR0 - FPR_BASE_OFFS, FPR_BASE st_d 1, THREAD_FPR1 - FPR_BASE_OFFS, FPR_BASE st_d 2, THREAD_FPR2 - FPR_BASE_OFFS, FPR_BASE st_d 3, THREAD_FPR3 - FPR_BASE_OFFS, FPR_BASE st_d 4, THREAD_FPR4 - FPR_BASE_OFFS, FPR_BASE st_d 5, THREAD_FPR5 - FPR_BASE_OFFS, FPR_BASE st_d 6, THREAD_FPR6 - FPR_BASE_OFFS, FPR_BASE st_d 7, THREAD_FPR7 - FPR_BASE_OFFS, FPR_BASE st_d 8, THREAD_FPR8 - FPR_BASE_OFFS, FPR_BASE st_d 9, THREAD_FPR9 - FPR_BASE_OFFS, FPR_BASE st_d 10, THREAD_FPR10 - FPR_BASE_OFFS, FPR_BASE st_d 11, THREAD_FPR11 - FPR_BASE_OFFS, FPR_BASE st_d 12, THREAD_FPR12 - FPR_BASE_OFFS, FPR_BASE st_d 13, THREAD_FPR13 - FPR_BASE_OFFS, FPR_BASE st_d 14, THREAD_FPR14 - FPR_BASE_OFFS, FPR_BASE st_d 15, THREAD_FPR15 - FPR_BASE_OFFS, FPR_BASE st_d 16, THREAD_FPR16 - FPR_BASE_OFFS, FPR_BASE st_d 17, THREAD_FPR17 - FPR_BASE_OFFS, FPR_BASE st_d 18, THREAD_FPR18 - FPR_BASE_OFFS, FPR_BASE st_d 19, THREAD_FPR19 - FPR_BASE_OFFS, FPR_BASE st_d 20, THREAD_FPR20 - FPR_BASE_OFFS, FPR_BASE st_d 21, THREAD_FPR21 - FPR_BASE_OFFS, FPR_BASE st_d 22, THREAD_FPR22 - FPR_BASE_OFFS, FPR_BASE st_d 23, THREAD_FPR23 - FPR_BASE_OFFS, FPR_BASE st_d 24, THREAD_FPR24 - FPR_BASE_OFFS, FPR_BASE st_d 25, THREAD_FPR25 - FPR_BASE_OFFS, FPR_BASE st_d 26, THREAD_FPR26 - FPR_BASE_OFFS, FPR_BASE st_d 27, THREAD_FPR27 - FPR_BASE_OFFS, FPR_BASE st_d 28, THREAD_FPR28 - FPR_BASE_OFFS, FPR_BASE st_d 29, THREAD_FPR29 - FPR_BASE_OFFS, FPR_BASE st_d 30, THREAD_FPR30 - FPR_BASE_OFFS, FPR_BASE st_d 31, THREAD_FPR31 - FPR_BASE_OFFS, FPR_BASE .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 #ifdef TOOLCHAIN_SUPPORTS_MSA PTR_ADDU FPR_BASE, \thread, FPR_BASE_OFFS #endif ld_d 0, THREAD_FPR0 - FPR_BASE_OFFS, FPR_BASE ld_d 1, THREAD_FPR1 - FPR_BASE_OFFS, FPR_BASE ld_d 2, THREAD_FPR2 - FPR_BASE_OFFS, FPR_BASE ld_d 3, THREAD_FPR3 - FPR_BASE_OFFS, FPR_BASE ld_d 4, THREAD_FPR4 - FPR_BASE_OFFS, FPR_BASE ld_d 5, THREAD_FPR5 - FPR_BASE_OFFS, FPR_BASE ld_d 6, THREAD_FPR6 - FPR_BASE_OFFS, FPR_BASE ld_d 7, THREAD_FPR7 - FPR_BASE_OFFS, FPR_BASE ld_d 8, THREAD_FPR8 - FPR_BASE_OFFS, FPR_BASE ld_d 9, THREAD_FPR9 - FPR_BASE_OFFS, FPR_BASE ld_d 10, THREAD_FPR10 - FPR_BASE_OFFS, FPR_BASE ld_d 11, THREAD_FPR11 - FPR_BASE_OFFS, FPR_BASE ld_d 12, THREAD_FPR12 - FPR_BASE_OFFS, FPR_BASE ld_d 13, THREAD_FPR13 - FPR_BASE_OFFS, FPR_BASE ld_d 14, THREAD_FPR14 - FPR_BASE_OFFS, FPR_BASE ld_d 15, THREAD_FPR15 - FPR_BASE_OFFS, FPR_BASE ld_d 16, THREAD_FPR16 - FPR_BASE_OFFS, FPR_BASE ld_d 17, THREAD_FPR17 - FPR_BASE_OFFS, FPR_BASE ld_d 18, THREAD_FPR18 - FPR_BASE_OFFS, FPR_BASE ld_d 19, THREAD_FPR19 - FPR_BASE_OFFS, FPR_BASE ld_d 20, THREAD_FPR20 - FPR_BASE_OFFS, FPR_BASE ld_d 21, THREAD_FPR21 - FPR_BASE_OFFS, FPR_BASE ld_d 22, THREAD_FPR22 - FPR_BASE_OFFS, FPR_BASE ld_d 23, THREAD_FPR23 - FPR_BASE_OFFS, FPR_BASE ld_d 24, THREAD_FPR24 - FPR_BASE_OFFS, FPR_BASE ld_d 25, THREAD_FPR25 - FPR_BASE_OFFS, FPR_BASE ld_d 26, THREAD_FPR26 - FPR_BASE_OFFS, FPR_BASE ld_d 27, THREAD_FPR27 - FPR_BASE_OFFS, FPR_BASE ld_d 28, THREAD_FPR28 - FPR_BASE_OFFS, FPR_BASE ld_d 29, THREAD_FPR29 - FPR_BASE_OFFS, FPR_BASE ld_d 30, THREAD_FPR30 - FPR_BASE_OFFS, FPR_BASE ld_d 31, THREAD_FPR31 - FPR_BASE_OFFS, FPR_BASE .set pop .endm #undef FPR_BASE_OFFS #undef FPR_BASE .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 */