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MIPS: Add LDX and LWX instructions to uasm.

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Needed by Octeon II optimized TLB handlers.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Pachwork: https://patchwork.linux-mips.org/patch/1903/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
David Daney 2010-12-27 18:07:56 -08:00 • committed by Ralf Baechle
parent cc33ae4379
commit bb3d68c30a
3 changed files with 24 additions and 1 deletions
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4
arch/mips/include/asm/uasm.h
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@ -119,6 +119,8 @@ Ip_u2u1msbu3(_dinsm);
Ip_u1(_syscall);
Ip_u1u2s3(_bbit0);
Ip_u1u2s3(_bbit1);
Ip_u3u1u2(_lwx);
Ip_u3u1u2(_ldx);
/* Handle labels. */
struct uasm_label {
@ -156,6 +158,7 @@ static inline void __uasminit uasm_l##lb(struct uasm_label **lab, u32 *addr) \
# define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_dsubu(buf, rs, rt, rd)
# define UASM_i_LL(buf, rs, rt, off) uasm_i_lld(buf, rs, rt, off)
# define UASM_i_SC(buf, rs, rt, off) uasm_i_scd(buf, rs, rt, off)
# define UASM_i_LWX(buf, rs, rt, rd) uasm_i_ldx(buf, rs, rt, rd)
#else
# define UASM_i_LW(buf, rs, rt, off) uasm_i_lw(buf, rs, rt, off)
# define UASM_i_SW(buf, rs, rt, off) uasm_i_sw(buf, rs, rt, off)
@ -170,6 +173,7 @@ static inline void __uasminit uasm_l##lb(struct uasm_label **lab, u32 *addr) \
# define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_subu(buf, rs, rt, rd)
# define UASM_i_LL(buf, rs, rt, off) uasm_i_ll(buf, rs, rt, off)
# define UASM_i_SC(buf, rs, rt, off) uasm_i_sc(buf, rs, rt, off)
# define UASM_i_LWX(buf, rs, rt, rd) uasm_i_lwx(buf, rs, rt, rd)
#endif
#define uasm_i_b(buf, off) uasm_i_beq(buf, 0, 0, off)