Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-25 13:41:51 +00:00
Code Issues Packages Projects Releases Wiki Activity

MIPS: uasm: Add drotr32 and uasm_i_drotr_safe.

Browse Source 
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
To: wim@iguana.be
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/1495/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
David Daney 2010-07-23 18:41:41 -07:00 committed by Ralf Baechle
parent ca148125e6
commit de6d5b555c
2 changed files with 18 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
arch/mips/include/asm/uasm.h
View File

@ -71,6 +71,7 @@ Ip_u2u1u3(_dsra);
Ip_u2u1u3(_dsrl);
Ip_u2u1u3(_dsrl32);
Ip_u2u1u3(_drotr);
Ip_u2u1u3(_drotr32);
Ip_u3u1u2(_dsubu);
Ip_0(_eret);
Ip_u1(_j);
@ -176,6 +177,15 @@ static inline void uasm_i_dsrl_safe(u32 **p, unsigned int a1,
uasm_i_dsrl32(p, a1, a2, a3 - 32);
}
static inline void uasm_i_drotr_safe(u32 **p, unsigned int a1,
unsigned int a2, unsigned int a3)
{
if (a3 < 32)
uasm_i_drotr(p, a1, a2, a3);
else
uasm_i_drotr32(p, a1, a2, a3 - 32);
}
static inline void uasm_i_dsll_safe(u32 **p, unsigned int a1,
unsigned int a2, unsigned int a3)
{

13
arch/mips/mm/uasm.c
View File

@ -62,11 +62,12 @@ enum opcode {
insn_beql, insn_bgez, insn_bgezl, insn_bltz, insn_bltzl,
insn_bne, insn_cache, insn_daddu, insn_daddiu, insn_dmfc0,
insn_dmtc0, insn_dsll, insn_dsll32, insn_dsra, insn_dsrl,
insn_dsrl32, insn_drotr, insn_dsubu, insn_eret, insn_j, insn_jal,
insn_jr, insn_ld, insn_ll, insn_lld, insn_lui, insn_lw, insn_mfc0,
insn_mtc0, insn_or, insn_ori, insn_pref, insn_rfe, insn_sc, insn_scd,
insn_sd, insn_sll, insn_sra, insn_srl, insn_rotr, insn_subu, insn_sw,
insn_tlbp, insn_tlbr, insn_tlbwi, insn_tlbwr, insn_xor, insn_xori,
insn_dsrl32, insn_drotr, insn_drotr32, insn_dsubu, insn_eret,
insn_j, insn_jal, insn_jr, insn_ld, insn_ll, insn_lld,
insn_lui, insn_lw, insn_mfc0, insn_mtc0, insn_or, insn_ori,
insn_pref, insn_rfe, insn_sc, insn_scd, insn_sd, insn_sll,
insn_sra, insn_srl, insn_rotr, insn_subu, insn_sw, insn_tlbp,
insn_tlbr, insn_tlbwi, insn_tlbwr, insn_xor, insn_xori,
insn_dins, insn_syscall
};
@ -108,6 +109,7 @@ static struct insn insn_table[] __cpuinitdata = {
{ insn_dsrl, M(spec_op, 0, 0, 0, 0, dsrl_op), RT | RD | RE },
{ insn_dsrl32, M(spec_op, 0, 0, 0, 0, dsrl32_op), RT | RD | RE },
{ insn_drotr, M(spec_op, 1, 0, 0, 0, dsrl_op), RT | RD | RE },
{ insn_drotr32, M(spec_op, 1, 0, 0, 0, dsrl32_op), RT | RD | RE },
{ insn_dsubu, M(spec_op, 0, 0, 0, 0, dsubu_op), RS | RT | RD },
{ insn_eret, M(cop0_op, cop_op, 0, 0, 0, eret_op), 0 },
{ insn_j, M(j_op, 0, 0, 0, 0, 0), JIMM },
@ -375,6 +377,7 @@ I_u2u1u3(_dsra)
I_u2u1u3(_dsrl)
I_u2u1u3(_dsrl32)
I_u2u1u3(_drotr)
I_u2u1u3(_drotr32)
I_u3u1u2(_dsubu)
I_0(_eret)
I_u1(_j)