/* * 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) 1995, 1996, 1997, 1999, 2001 by Ralf Baechle * Copyright (C) 1999 by Silicon Graphics, Inc. * Copyright (C) 2001 MIPS Technologies, Inc. * Copyright (C) 2002 Maciej W. Rozycki * * Some useful macros for MIPS assembler code * * Some of the routines below contain useless nops that will be optimized * away by gas in -O mode. These nops are however required to fill delay * slots in noreorder mode. */ #ifndef __ASM_ASM_H #define __ASM_ASM_H #include <asm/sgidefs.h> #include <asm/asm-eva.h> #ifndef CAT #ifdef __STDC__ #define __CAT(str1, str2) str1##str2 #else #define __CAT(str1, str2) str1/**/str2 #endif #define CAT(str1, str2) __CAT(str1, str2) #endif /* * PIC specific declarations * Not used for the kernel but here seems to be the right place. */ #ifdef __PIC__ #define CPRESTORE(register) \ .cprestore register #define CPADD(register) \ .cpadd register #define CPLOAD(register) \ .cpload register #else #define CPRESTORE(register) #define CPADD(register) #define CPLOAD(register) #endif /* * LEAF - declare leaf routine */ #define LEAF(symbol) \ .globl symbol; \ .align 2; \ .type symbol, @function; \ .ent symbol, 0; \ symbol: .frame sp, 0, ra; \ .cfi_startproc; \ .insn /* * NESTED - declare nested routine entry point */ #define NESTED(symbol, framesize, rpc) \ .globl symbol; \ .align 2; \ .type symbol, @function; \ .ent symbol, 0; \ symbol: .frame sp, framesize, rpc; \ .cfi_startproc; \ .insn /* * END - mark end of function */ #define END(function) \ .cfi_endproc; \ .end function; \ .size function, .-function /* * EXPORT - export definition of symbol */ #define EXPORT(symbol) \ .globl symbol; \ symbol: /* * FEXPORT - export definition of a function symbol */ #define FEXPORT(symbol) \ .globl symbol; \ .type symbol, @function; \ symbol: .insn /* * ABS - export absolute symbol */ #define ABS(symbol,value) \ .globl symbol; \ symbol = value #define PANIC(msg) \ .set push; \ .set reorder; \ PTR_LA a0, 8f; \ jal panic; \ 9: b 9b; \ .set pop; \ TEXT(msg) /* * Print formatted string */ #ifdef CONFIG_PRINTK #define PRINT(string) \ .set push; \ .set reorder; \ PTR_LA a0, 8f; \ jal printk; \ .set pop; \ TEXT(string) #else #define PRINT(string) #endif #define TEXT(msg) \ .pushsection .data; \ 8: .asciiz msg; \ .popsection; /* * Build text tables */ #define TTABLE(string) \ .pushsection .text; \ .word 1f; \ .popsection \ .pushsection .data; \ 1: .asciiz string; \ .popsection /* * MIPS IV pref instruction. * Use with .set noreorder only! * * MIPS IV implementations are free to treat this as a nop. The R5000 * is one of them. So we should have an option not to use this instruction. */ #ifdef CONFIG_CPU_HAS_PREFETCH #define PREF(hint,addr) \ .set push; \ .set arch=r5000; \ pref hint, addr; \ .set pop #define PREFE(hint, addr) \ .set push; \ .set mips0; \ .set eva; \ prefe hint, addr; \ .set pop #define PREFX(hint,addr) \ .set push; \ .set arch=r5000; \ prefx hint, addr; \ .set pop #else /* !CONFIG_CPU_HAS_PREFETCH */ #define PREF(hint, addr) #define PREFE(hint, addr) #define PREFX(hint, addr) #endif /* !CONFIG_CPU_HAS_PREFETCH */ /* * MIPS ISA IV/V movn/movz instructions and equivalents for older CPUs. */ #if (_MIPS_ISA == _MIPS_ISA_MIPS1) #define MOVN(rd, rs, rt) \ .set push; \ .set reorder; \ beqz rt, 9f; \ move rd, rs; \ .set pop; \ 9: #define MOVZ(rd, rs, rt) \ .set push; \ .set reorder; \ bnez rt, 9f; \ move rd, rs; \ .set pop; \ 9: #endif /* _MIPS_ISA == _MIPS_ISA_MIPS1 */ #if (_MIPS_ISA == _MIPS_ISA_MIPS2) || (_MIPS_ISA == _MIPS_ISA_MIPS3) #define MOVN(rd, rs, rt) \ .set push; \ .set noreorder; \ bnezl rt, 9f; \ move rd, rs; \ .set pop; \ 9: #define MOVZ(rd, rs, rt) \ .set push; \ .set noreorder; \ beqzl rt, 9f; \ move rd, rs; \ .set pop; \ 9: #endif /* (_MIPS_ISA == _MIPS_ISA_MIPS2) || (_MIPS_ISA == _MIPS_ISA_MIPS3) */ #if (_MIPS_ISA == _MIPS_ISA_MIPS4 ) || (_MIPS_ISA == _MIPS_ISA_MIPS5) || \ (_MIPS_ISA == _MIPS_ISA_MIPS32) || (_MIPS_ISA == _MIPS_ISA_MIPS64) #define MOVN(rd, rs, rt) \ movn rd, rs, rt #define MOVZ(rd, rs, rt) \ movz rd, rs, rt #endif /* MIPS IV, MIPS V, MIPS32 or MIPS64 */ /* * Stack alignment */ #if (_MIPS_SIM == _MIPS_SIM_ABI32) #define ALSZ 7 #define ALMASK ~7 #endif #if (_MIPS_SIM == _MIPS_SIM_NABI32) || (_MIPS_SIM == _MIPS_SIM_ABI64) #define ALSZ 15 #define ALMASK ~15 #endif /* * Macros to handle different pointer/register sizes for 32/64-bit code */ /* * Size of a register */ #ifdef __mips64 #define SZREG 8 #else #define SZREG 4 #endif /* * Use the following macros in assemblercode to load/store registers, * pointers etc. */ #if (_MIPS_SIM == _MIPS_SIM_ABI32) #define REG_S sw #define REG_L lw #define REG_SUBU subu #define REG_ADDU addu #endif #if (_MIPS_SIM == _MIPS_SIM_NABI32) || (_MIPS_SIM == _MIPS_SIM_ABI64) #define REG_S sd #define REG_L ld #define REG_SUBU dsubu #define REG_ADDU daddu #endif /* * How to add/sub/load/store/shift C int variables. */ #if (_MIPS_SZINT == 32) #define INT_ADD add #define INT_ADDU addu #define INT_ADDI addi #define INT_ADDIU addiu #define INT_SUB sub #define INT_SUBU subu #define INT_L lw #define INT_S sw #define INT_SLL sll #define INT_SLLV sllv #define INT_SRL srl #define INT_SRLV srlv #define INT_SRA sra #define INT_SRAV srav #endif #if (_MIPS_SZINT == 64) #define INT_ADD dadd #define INT_ADDU daddu #define INT_ADDI daddi #define INT_ADDIU daddiu #define INT_SUB dsub #define INT_SUBU dsubu #define INT_L ld #define INT_S sd #define INT_SLL dsll #define INT_SLLV dsllv #define INT_SRL dsrl #define INT_SRLV dsrlv #define INT_SRA dsra #define INT_SRAV dsrav #endif /* * How to add/sub/load/store/shift C long variables. */ #if (_MIPS_SZLONG == 32) #define LONG_ADD add #define LONG_ADDU addu #define LONG_ADDI addi #define LONG_ADDIU addiu #define LONG_SUB sub #define LONG_SUBU subu #define LONG_L lw #define LONG_S sw #define LONG_SP swp #define LONG_SLL sll #define LONG_SLLV sllv #define LONG_SRL srl #define LONG_SRLV srlv #define LONG_SRA sra #define LONG_SRAV srav #define LONG .word #define LONGSIZE 4 #define LONGMASK 3 #define LONGLOG 2 #endif #if (_MIPS_SZLONG == 64) #define LONG_ADD dadd #define LONG_ADDU daddu #define LONG_ADDI daddi #define LONG_ADDIU daddiu #define LONG_SUB dsub #define LONG_SUBU dsubu #define LONG_L ld #define LONG_S sd #define LONG_SP sdp #define LONG_SLL dsll #define LONG_SLLV dsllv #define LONG_SRL dsrl #define LONG_SRLV dsrlv #define LONG_SRA dsra #define LONG_SRAV dsrav #define LONG .dword #define LONGSIZE 8 #define LONGMASK 7 #define LONGLOG 3 #endif /* * How to add/sub/load/store/shift pointers. */ #if (_MIPS_SZPTR == 32) #define PTR_ADD add #define PTR_ADDU addu #define PTR_ADDI addi #define PTR_ADDIU addiu #define PTR_SUB sub #define PTR_SUBU subu #define PTR_L lw #define PTR_S sw #define PTR_LA la #define PTR_LI li #define PTR_SLL sll #define PTR_SLLV sllv #define PTR_SRL srl #define PTR_SRLV srlv #define PTR_SRA sra #define PTR_SRAV srav #define PTR_SCALESHIFT 2 #define PTR .word #define PTRSIZE 4 #define PTRLOG 2 #endif #if (_MIPS_SZPTR == 64) #define PTR_ADD dadd #define PTR_ADDU daddu #define PTR_ADDI daddi #define PTR_ADDIU daddiu #define PTR_SUB dsub #define PTR_SUBU dsubu #define PTR_L ld #define PTR_S sd #define PTR_LA dla #define PTR_LI dli #define PTR_SLL dsll #define PTR_SLLV dsllv #define PTR_SRL dsrl #define PTR_SRLV dsrlv #define PTR_SRA dsra #define PTR_SRAV dsrav #define PTR_SCALESHIFT 3 #define PTR .dword #define PTRSIZE 8 #define PTRLOG 3 #endif /* * Some cp0 registers were extended to 64bit for MIPS III. */ #if (_MIPS_SIM == _MIPS_SIM_ABI32) #define MFC0 mfc0 #define MTC0 mtc0 #endif #if (_MIPS_SIM == _MIPS_SIM_NABI32) || (_MIPS_SIM == _MIPS_SIM_ABI64) #define MFC0 dmfc0 #define MTC0 dmtc0 #endif #define SSNOP sll zero, zero, 1 #ifdef CONFIG_SGI_IP28 /* Inhibit speculative stores to volatile (e.g.DMA) or invalid addresses. */ #include <asm/cacheops.h> #define R10KCBARRIER(addr) cache Cache_Barrier, addr; #else #define R10KCBARRIER(addr) #endif #endif /* __ASM_ASM_H */
Name | Type | Size | Permission | Actions |
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dec | Folder | 0755 |
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emma | Folder | 0755 |
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fw | Folder | 0755 |
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ip32 | Folder | 0755 |
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lasat | Folder | 0755 |
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mach-ar7 | Folder | 0755 |
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mach-ath25 | Folder | 0755 |
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mach-ath79 | Folder | 0755 |
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mach-au1x00 | Folder | 0755 |
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mach-bcm47xx | Folder | 0755 |
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mach-bcm63xx | Folder | 0755 |
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mach-bmips | Folder | 0755 |
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mach-cavium-octeon | Folder | 0755 |
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mach-cobalt | Folder | 0755 |
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mach-db1x00 | Folder | 0755 |
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mach-dec | Folder | 0755 |
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mach-emma2rh | Folder | 0755 |
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mach-generic | Folder | 0755 |
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mach-ip22 | Folder | 0755 |
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mach-ip27 | Folder | 0755 |
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mach-ip28 | Folder | 0755 |
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mach-ip32 | Folder | 0755 |
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mach-jazz | Folder | 0755 |
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mach-jz4740 | Folder | 0755 |
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mach-lantiq | Folder | 0755 |
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mach-lasat | Folder | 0755 |
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mach-loongson32 | Folder | 0755 |
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mach-loongson64 | Folder | 0755 |
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mach-malta | Folder | 0755 |
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mach-netlogic | Folder | 0755 |
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mach-paravirt | Folder | 0755 |
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mach-pic32 | Folder | 0755 |
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mach-pistachio | Folder | 0755 |
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mach-pmcs-msp71xx | Folder | 0755 |
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mach-pnx833x | Folder | 0755 |
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mach-ralink | Folder | 0755 |
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mach-rc32434 | Folder | 0755 |
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mach-rm | Folder | 0755 |
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mach-sibyte | Folder | 0755 |
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mach-tx39xx | Folder | 0755 |
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mach-tx49xx | Folder | 0755 |
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mach-vr41xx | Folder | 0755 |
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mach-xilfpga | Folder | 0755 |
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mips-boards | Folder | 0755 |
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netlogic | Folder | 0755 |
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octeon | Folder | 0755 |
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pci | Folder | 0755 |
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sgi | Folder | 0755 |
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sibyte | Folder | 0755 |
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sn | Folder | 0755 |
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txx9 | Folder | 0755 |
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vr41xx | Folder | 0755 |
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xtalk | Folder | 0755 |
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Kbuild | File | 577 B | 0644 |
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abi.h | File | 853 B | 0644 |
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addrspace.h | File | 4.1 KB | 0644 |
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amon.h | File | 409 B | 0644 |
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arch_hweight.h | File | 792 B | 0644 |
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asm-eva.h | File | 6.82 KB | 0644 |
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asm-offsets.h | File | 35 B | 0644 |
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asm-prototypes.h | File | 197 B | 0644 |
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asm.h | File | 8.47 KB | 0644 |
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asmmacro-32.h | File | 2.47 KB | 0644 |
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asmmacro-64.h | File | 1.22 KB | 0644 |
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asmmacro.h | File | 14.07 KB | 0644 |
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atomic.h | File | 19.73 KB | 0644 |
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barrier.h | File | 8.03 KB | 0644 |
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bcache.h | File | 2.04 KB | 0644 |
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bitops.h | File | 15.46 KB | 0644 |
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bitrev.h | File | 608 B | 0644 |
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bmips-spaces.h | File | 268 B | 0644 |
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bmips.h | File | 3.45 KB | 0644 |
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bootinfo.h | File | 5.08 KB | 0644 |
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branch.h | File | 2.35 KB | 0644 |
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break.h | File | 787 B | 0644 |
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bug.h | File | 759 B | 0644 |
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bugs.h | File | 944 B | 0644 |
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cache.h | File | 546 B | 0644 |
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cacheflush.h | File | 4.99 KB | 0644 |
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cacheops.h | File | 3.71 KB | 0644 |
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cdmm.h | File | 3.67 KB | 0644 |
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cevt-r4k.h | File | 823 B | 0644 |
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checksum.h | File | 6.43 KB | 0644 |
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clock.h | File | 997 B | 0644 |
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clocksource.h | File | 884 B | 0644 |
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cmp.h | File | 492 B | 0644 |
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cmpxchg.h | File | 5.28 KB | 0644 |
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compat-signal.h | File | 640 B | 0644 |
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compat.h | File | 6.66 KB | 0644 |
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compiler.h | File | 2.96 KB | 0644 |
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cop2.h | File | 1.77 KB | 0644 |
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cpu-features.h | File | 19.46 KB | 0644 |
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cpu-info.h | File | 5.84 KB | 0644 |
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cpu-type.h | File | 4.13 KB | 0644 |
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cpu.h | File | 15.54 KB | 0644 |
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cpufeature.h | File | 717 B | 0644 |
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debug.h | File | 654 B | 0644 |
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delay.h | File | 841 B | 0644 |
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device.h | File | 347 B | 0644 |
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div64.h | File | 2.17 KB | 0644 |
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dma-coherence.h | File | 813 B | 0644 |
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dma-mapping.h | File | 981 B | 0644 |
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dma.h | File | 9.92 KB | 0644 |
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ds1287.h | File | 1019 B | 0644 |
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dsemul.h | File | 3.24 KB | 0644 |
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dsp.h | File | 1.91 KB | 0644 |
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edac.h | File | 819 B | 0644 |
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elf.h | File | 15.04 KB | 0644 |
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errno.h | File | 429 B | 0644 |
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eva.h | File | 796 B | 0644 |
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exec.h | File | 579 B | 0644 |
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extable.h | File | 241 B | 0644 |
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fb.h | File | 372 B | 0644 |
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fixmap.h | File | 2.29 KB | 0644 |
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floppy.h | File | 1.57 KB | 0644 |
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fpregdef.h | File | 2.66 KB | 0644 |
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fpu.h | File | 5.21 KB | 0644 |
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fpu_emulator.h | File | 5.74 KB | 0644 |
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ftrace.h | File | 2.11 KB | 0644 |
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futex.h | File | 4.87 KB | 0644 |
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gio_device.h | File | 1.5 KB | 0644 |
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gt64120.h | File | 19.37 KB | 0644 |
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hardirq.h | File | 544 B | 0644 |
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hazards.h | File | 8.36 KB | 0644 |
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highmem.h | File | 1.72 KB | 0644 |
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hpet.h | File | 1.93 KB | 0644 |
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hugetlb.h | File | 2.76 KB | 0644 |
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hw_irq.h | File | 475 B | 0644 |
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i8259.h | File | 2.52 KB | 0644 |
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ide.h | File | 330 B | 0644 |
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idle.h | File | 689 B | 0644 |
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inst.h | File | 2.34 KB | 0644 |
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io.h | File | 18.44 KB | 0644 |
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irq.h | File | 2.26 KB | 0644 |
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irq_cpu.h | File | 708 B | 0644 |
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irq_gt641xx.h | File | 2.69 KB | 0644 |
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irq_regs.h | File | 744 B | 0644 |
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irqflags.h | File | 4.04 KB | 0644 |
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isa-rev.h | File | 556 B | 0644 |
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isadep.h | File | 603 B | 0644 |
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jazz.h | File | 8 KB | 0644 |
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jazzdma.h | File | 2.97 KB | 0644 |
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jump_label.h | File | 1.4 KB | 0644 |
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kdebug.h | File | 303 B | 0644 |
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kexec.h | File | 1.53 KB | 0644 |
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kgdb.h | File | 1.19 KB | 0644 |
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kmap_types.h | File | 221 B | 0644 |
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kprobes.h | File | 2.68 KB | 0644 |
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kvm_host.h | File | 37.88 KB | 0644 |
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kvm_para.h | File | 2.09 KB | 0644 |
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linkage.h | File | 306 B | 0644 |
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llsc.h | File | 623 B | 0644 |
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local.h | File | 4.99 KB | 0644 |
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m48t37.h | File | 732 B | 0644 |
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maar.h | File | 4.04 KB | 0644 |
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machine.h | File | 2.93 KB | 0644 |
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mc146818-time.h | File | 3.69 KB | 0644 |
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mc146818rtc.h | File | 450 B | 0644 |
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mips-cm.h | File | 15.86 KB | 0644 |
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mips-cpc.h | File | 5.83 KB | 0644 |
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mips-cps.h | File | 6.55 KB | 0644 |
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mips-gic.h | File | 12.3 KB | 0644 |
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mips-r2-to-r6-emul.h | File | 2.05 KB | 0644 |
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mips_machine.h | File | 1.32 KB | 0644 |
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mips_mt.h | File | 707 B | 0644 |
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mipsmtregs.h | File | 10.9 KB | 0644 |
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mipsprom.h | File | 2.1 KB | 0644 |
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mipsregs.h | File | 88.1 KB | 0644 |
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mmu.h | File | 550 B | 0644 |
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mmu_context.h | File | 5.41 KB | 0644 |
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mmzone.h | File | 561 B | 0644 |
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module.h | File | 4.45 KB | 0644 |
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msa.h | File | 8.01 KB | 0644 |
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msc01_ic.h | File | 6.55 KB | 0644 |
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nile4.h | File | 10.33 KB | 0644 |
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paccess.h | File | 3.07 KB | 0644 |
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page.h | File | 7.19 KB | 0644 |
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pci.h | File | 4.08 KB | 0644 |
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perf_event.h | File | 482 B | 0644 |
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pgalloc.h | File | 3.21 KB | 0644 |
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pgtable-32.h | File | 7.31 KB | 0644 |
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pgtable-64.h | File | 10.87 KB | 0644 |
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pgtable-bits.h | File | 7.36 KB | 0644 |
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pgtable.h | File | 17.34 KB | 0644 |
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pm-cps.h | File | 1.68 KB | 0644 |
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pm.h | File | 3.99 KB | 0644 |
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pmon.h | File | 1.64 KB | 0644 |
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prefetch.h | File | 2.1 KB | 0644 |
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processor.h | File | 11.71 KB | 0644 |
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prom.h | File | 845 B | 0644 |
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ptrace.h | File | 5.55 KB | 0644 |
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r4k-timer.h | File | 604 B | 0644 |
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r4kcache.h | File | 26.34 KB | 0644 |
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reboot.h | File | 440 B | 0644 |
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reg.h | File | 26 B | 0644 |
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regdef.h | File | 2.63 KB | 0644 |
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rtlx.h | File | 2.1 KB | 0644 |
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seccomp.h | File | 800 B | 0644 |
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serial.h | File | 607 B | 0644 |
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setup.h | File | 884 B | 0644 |
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sgialib.h | File | 2.45 KB | 0644 |
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sgiarcs.h | File | 15.32 KB | 0644 |
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shmparam.h | File | 352 B | 0644 |
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sigcontext.h | File | 1.04 KB | 0644 |
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signal.h | File | 1.02 KB | 0644 |
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sim.h | File | 2.32 KB | 0644 |
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smp-cps.h | File | 1.18 KB | 0644 |
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smp-ops.h | File | 2.33 KB | 0644 |
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smp.h | File | 3.31 KB | 0644 |
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sni.h | File | 7.27 KB | 0644 |
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socket.h | File | 1.34 KB | 0644 |
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sparsemem.h | File | 486 B | 0644 |
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spinlock.h | File | 459 B | 0644 |
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spinlock_types.h | File | 188 B | 0644 |
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spram.h | File | 262 B | 0644 |
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stackframe.h | File | 10.82 KB | 0644 |
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stackprotector.h | File | 1.15 KB | 0644 |
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stacktrace.h | File | 2.15 KB | 0644 |
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string.h | File | 2.94 KB | 0644 |
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switch_to.h | File | 4.19 KB | 0644 |
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syscall.h | File | 3.57 KB | 0644 |
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termios.h | File | 2.89 KB | 0644 |
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thread_info.h | File | 6.63 KB | 0644 |
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time.h | File | 2.13 KB | 0644 |
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timex.h | File | 2.87 KB | 0644 |
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tlb.h | File | 1.09 KB | 0644 |
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tlbdebug.h | File | 403 B | 0644 |
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tlbex.h | File | 788 B | 0644 |
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tlbflush.h | File | 1.67 KB | 0644 |
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tlbmisc.h | File | 320 B | 0644 |
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topology.h | File | 619 B | 0644 |
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traps.h | File | 1.25 KB | 0644 |
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txx9irq.h | File | 743 B | 0644 |
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txx9pio.h | File | 592 B | 0644 |
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txx9tmr.h | File | 1.59 KB | 0644 |
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types.h | File | 487 B | 0644 |
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uaccess.h | File | 22.2 KB | 0644 |
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uasm.h | File | 9.18 KB | 0644 |
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unistd.h | File | 1.9 KB | 0644 |
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uprobes.h | File | 1.11 KB | 0644 |
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vdso.h | File | 3.72 KB | 0644 |
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vga.h | File | 1.26 KB | 0644 |
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vpe.h | File | 2.7 KB | 0644 |
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war.h | File | 7.48 KB | 0644 |
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watch.h | File | 827 B | 0644 |
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wbflush.h | File | 694 B | 0644 |
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yamon-dt.h | File | 1.88 KB | 0644 |
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