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17f61e61b4
The following routines uasm_rel_highest() uasm_rel_higher() are needlessly defined global. This patch makes them static. Compile-tested using a customized config for the Malta board. Booting the same board up to the shell prompt was also successful with this patch applied. Spotted by sparse. Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@movial.fi> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
185 lines
6.1 KiB
C
185 lines
6.1 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2004, 2005, 2006, 2008 Thiemo Seufer
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* Copyright (C) 2005 Maciej W. Rozycki
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* Copyright (C) 2006 Ralf Baechle (ralf@linux-mips.org)
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*/
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#include <linux/types.h>
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#define Ip_u1u2u3(op) \
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void __cpuinit \
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uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c)
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#define Ip_u2u1u3(op) \
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void __cpuinit \
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uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c)
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#define Ip_u3u1u2(op) \
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void __cpuinit \
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uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c)
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#define Ip_u1u2s3(op) \
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void __cpuinit \
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uasm_i##op(u32 **buf, unsigned int a, unsigned int b, signed int c)
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#define Ip_u2s3u1(op) \
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void __cpuinit \
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uasm_i##op(u32 **buf, unsigned int a, signed int b, unsigned int c)
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#define Ip_u2u1s3(op) \
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void __cpuinit \
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uasm_i##op(u32 **buf, unsigned int a, unsigned int b, signed int c)
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#define Ip_u1u2(op) \
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void __cpuinit uasm_i##op(u32 **buf, unsigned int a, unsigned int b)
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#define Ip_u1s2(op) \
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void __cpuinit uasm_i##op(u32 **buf, unsigned int a, signed int b)
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#define Ip_u1(op) void __cpuinit uasm_i##op(u32 **buf, unsigned int a)
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#define Ip_0(op) void __cpuinit uasm_i##op(u32 **buf)
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Ip_u2u1s3(_addiu);
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Ip_u3u1u2(_addu);
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Ip_u2u1u3(_andi);
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Ip_u3u1u2(_and);
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Ip_u1u2s3(_beq);
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Ip_u1u2s3(_beql);
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Ip_u1s2(_bgez);
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Ip_u1s2(_bgezl);
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Ip_u1s2(_bltz);
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Ip_u1s2(_bltzl);
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Ip_u1u2s3(_bne);
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Ip_u2s3u1(_cache);
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Ip_u1u2u3(_dmfc0);
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Ip_u1u2u3(_dmtc0);
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Ip_u2u1s3(_daddiu);
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Ip_u3u1u2(_daddu);
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Ip_u2u1u3(_dsll);
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Ip_u2u1u3(_dsll32);
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Ip_u2u1u3(_dsra);
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Ip_u2u1u3(_dsrl);
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Ip_u2u1u3(_dsrl32);
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Ip_u3u1u2(_dsubu);
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Ip_0(_eret);
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Ip_u1(_j);
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Ip_u1(_jal);
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Ip_u1(_jr);
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Ip_u2s3u1(_ld);
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Ip_u2s3u1(_ll);
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Ip_u2s3u1(_lld);
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Ip_u1s2(_lui);
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Ip_u2s3u1(_lw);
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Ip_u1u2u3(_mfc0);
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Ip_u1u2u3(_mtc0);
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Ip_u2u1u3(_ori);
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Ip_u2s3u1(_pref);
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Ip_0(_rfe);
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Ip_u2s3u1(_sc);
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Ip_u2s3u1(_scd);
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Ip_u2s3u1(_sd);
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Ip_u2u1u3(_sll);
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Ip_u2u1u3(_sra);
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Ip_u2u1u3(_srl);
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Ip_u3u1u2(_subu);
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Ip_u2s3u1(_sw);
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Ip_0(_tlbp);
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Ip_0(_tlbwi);
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Ip_0(_tlbwr);
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Ip_u3u1u2(_xor);
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Ip_u2u1u3(_xori);
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/* Handle labels. */
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struct uasm_label {
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u32 *addr;
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int lab;
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};
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void __cpuinit uasm_build_label(struct uasm_label **lab, u32 *addr, int lid);
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#ifdef CONFIG_64BIT
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int uasm_in_compat_space_p(long addr);
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#endif
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int uasm_rel_hi(long val);
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int uasm_rel_lo(long val);
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void UASM_i_LA_mostly(u32 **buf, unsigned int rs, long addr);
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void UASM_i_LA(u32 **buf, unsigned int rs, long addr);
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#define UASM_L_LA(lb) \
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static inline void __cpuinit uasm_l##lb(struct uasm_label **lab, u32 *addr) \
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{ \
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uasm_build_label(lab, addr, label##lb); \
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}
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/* convenience macros for instructions */
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#ifdef CONFIG_64BIT
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# define UASM_i_LW(buf, rs, rt, off) uasm_i_ld(buf, rs, rt, off)
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# define UASM_i_SW(buf, rs, rt, off) uasm_i_sd(buf, rs, rt, off)
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# define UASM_i_SLL(buf, rs, rt, sh) uasm_i_dsll(buf, rs, rt, sh)
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# define UASM_i_SRA(buf, rs, rt, sh) uasm_i_dsra(buf, rs, rt, sh)
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# define UASM_i_SRL(buf, rs, rt, sh) uasm_i_dsrl(buf, rs, rt, sh)
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# define UASM_i_MFC0(buf, rt, rd...) uasm_i_dmfc0(buf, rt, rd)
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# define UASM_i_MTC0(buf, rt, rd...) uasm_i_dmtc0(buf, rt, rd)
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# define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_daddiu(buf, rs, rt, val)
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# define UASM_i_ADDU(buf, rs, rt, rd) uasm_i_daddu(buf, rs, rt, rd)
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# define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_dsubu(buf, rs, rt, rd)
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# define UASM_i_LL(buf, rs, rt, off) uasm_i_lld(buf, rs, rt, off)
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# define UASM_i_SC(buf, rs, rt, off) uasm_i_scd(buf, rs, rt, off)
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#else
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# define UASM_i_LW(buf, rs, rt, off) uasm_i_lw(buf, rs, rt, off)
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# define UASM_i_SW(buf, rs, rt, off) uasm_i_sw(buf, rs, rt, off)
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# define UASM_i_SLL(buf, rs, rt, sh) uasm_i_sll(buf, rs, rt, sh)
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# define UASM_i_SRA(buf, rs, rt, sh) uasm_i_sra(buf, rs, rt, sh)
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# define UASM_i_SRL(buf, rs, rt, sh) uasm_i_srl(buf, rs, rt, sh)
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# define UASM_i_MFC0(buf, rt, rd...) uasm_i_mfc0(buf, rt, rd)
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# define UASM_i_MTC0(buf, rt, rd...) uasm_i_mtc0(buf, rt, rd)
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# define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_addiu(buf, rs, rt, val)
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# define UASM_i_ADDU(buf, rs, rt, rd) uasm_i_addu(buf, rs, rt, rd)
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# define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_subu(buf, rs, rt, rd)
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# define UASM_i_LL(buf, rs, rt, off) uasm_i_ll(buf, rs, rt, off)
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# define UASM_i_SC(buf, rs, rt, off) uasm_i_sc(buf, rs, rt, off)
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#endif
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#define uasm_i_b(buf, off) uasm_i_beq(buf, 0, 0, off)
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#define uasm_i_beqz(buf, rs, off) uasm_i_beq(buf, rs, 0, off)
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#define uasm_i_beqzl(buf, rs, off) uasm_i_beql(buf, rs, 0, off)
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#define uasm_i_bnez(buf, rs, off) uasm_i_bne(buf, rs, 0, off)
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#define uasm_i_bnezl(buf, rs, off) uasm_i_bnel(buf, rs, 0, off)
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#define uasm_i_move(buf, a, b) UASM_i_ADDU(buf, a, 0, b)
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#define uasm_i_nop(buf) uasm_i_sll(buf, 0, 0, 0)
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#define uasm_i_ssnop(buf) uasm_i_sll(buf, 0, 0, 1)
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#define uasm_i_ehb(buf) uasm_i_sll(buf, 0, 0, 3)
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/* Handle relocations. */
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struct uasm_reloc {
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u32 *addr;
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unsigned int type;
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int lab;
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};
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/* This is zero so we can use zeroed label arrays. */
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#define UASM_LABEL_INVALID 0
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void uasm_r_mips_pc16(struct uasm_reloc **rel, u32 *addr, int lid);
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void uasm_resolve_relocs(struct uasm_reloc *rel, struct uasm_label *lab);
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void uasm_move_relocs(struct uasm_reloc *rel, u32 *first, u32 *end, long off);
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void uasm_move_labels(struct uasm_label *lab, u32 *first, u32 *end, long off);
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void uasm_copy_handler(struct uasm_reloc *rel, struct uasm_label *lab,
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u32 *first, u32 *end, u32 *target);
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int uasm_insn_has_bdelay(struct uasm_reloc *rel, u32 *addr);
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/* Convenience functions for labeled branches. */
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void uasm_il_bltz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
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void uasm_il_b(u32 **p, struct uasm_reloc **r, int lid);
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void uasm_il_beqz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
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void uasm_il_beqzl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
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void uasm_il_bne(u32 **p, struct uasm_reloc **r, unsigned int reg1,
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unsigned int reg2, int lid);
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void uasm_il_bnez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
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void uasm_il_bgezl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
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void uasm_il_bgez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
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