summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorMarkos Chandras <markos.chandras@imgtec.com>2014-04-08 13:47:07 +0200
committerRalf Baechle <ralf@linux-mips.org>2014-05-30 14:54:56 +0200
commitf3ec7a23b640a064410e31afe9a203f7c125460e (patch)
tree801531cb2323295bbb3aac69e2da3d9ee2e813c5
parentMIPS: uasm: Add divu uasm instruction (diff)
downloadlinux-f3ec7a23b640a064410e31afe9a203f7c125460e.tar.xz
linux-f3ec7a23b640a064410e31afe9a203f7c125460e.zip
MIPS: uasm: Add mfhi uasm instruction
It will be used later on by bpf-jit [ralf@linux-mips.org: Resolved conflict.] Signed-off-by: Markos Chandras <markos.chandras@imgtec.com> Cc: linux-mips@linux-mips.org Cc: Markos Chandras <markos.chandras@imgtec.com> Patchwork: http://patchwork.linux-mips.org/patch/6728/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--arch/mips/include/asm/uasm.h1
-rw-r--r--arch/mips/include/uapi/asm/inst.h1
-rw-r--r--arch/mips/mm/uasm-micromips.c1
-rw-r--r--arch/mips/mm/uasm-mips.c1
-rw-r--r--arch/mips/mm/uasm.c10
5 files changed, 10 insertions, 4 deletions
diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h
index 676c12370bab..38312d8cde57 100644
--- a/arch/mips/include/asm/uasm.h
+++ b/arch/mips/include/asm/uasm.h
@@ -131,6 +131,7 @@ Ip_u1s2(_lui);
Ip_u2s3u1(_lw);
Ip_u3u1u2(_lwx);
Ip_u1u2u3(_mfc0);
+Ip_u1(_mfhi);
Ip_u1u2u3(_mtc0);
Ip_u3u1u2(_or);
Ip_u2u1u3(_ori);
diff --git a/arch/mips/include/uapi/asm/inst.h b/arch/mips/include/uapi/asm/inst.h
index a4bef362d7a8..a7f6a16fd26c 100644
--- a/arch/mips/include/uapi/asm/inst.h
+++ b/arch/mips/include/uapi/asm/inst.h
@@ -300,6 +300,7 @@ enum mm_32axf_minor_op {
mm_mfc0_op = 0x003,
mm_mtc0_op = 0x00b,
mm_tlbp_op = 0x00d,
+ mm_mfhi32_op = 0x035,
mm_jalr_op = 0x03c,
mm_tlbr_op = 0x04d,
mm_jalrhb_op = 0x07c,
diff --git a/arch/mips/mm/uasm-micromips.c b/arch/mips/mm/uasm-micromips.c
index aefe7441e620..c04c9c95c3c7 100644
--- a/arch/mips/mm/uasm-micromips.c
+++ b/arch/mips/mm/uasm-micromips.c
@@ -86,6 +86,7 @@ static struct insn insn_table_MM[] = {
{ insn_lui, M(mm_pool32i_op, mm_lui_op, 0, 0, 0, 0), RS | SIMM },
{ insn_lw, M(mm_lw32_op, 0, 0, 0, 0, 0), RT | RS | SIMM },
{ insn_mfc0, M(mm_pool32a_op, 0, 0, 0, mm_mfc0_op, mm_pool32axf_op), RT | RS | RD },
+ { insn_mfhi, M(mm_pool32a_op, 0, 0, 0, mm_mfhi32_op, mm_pool32axf_op), RS },
{ insn_mtc0, M(mm_pool32a_op, 0, 0, 0, mm_mtc0_op, mm_pool32axf_op), RT | RS | RD },
{ insn_or, M(mm_pool32a_op, 0, 0, 0, 0, mm_or32_op), RT | RS | RD },
{ insn_ori, M(mm_ori32_op, 0, 0, 0, 0, 0), RT | RS | UIMM },
diff --git a/arch/mips/mm/uasm-mips.c b/arch/mips/mm/uasm-mips.c
index 6f51543dceac..07184927b733 100644
--- a/arch/mips/mm/uasm-mips.c
+++ b/arch/mips/mm/uasm-mips.c
@@ -94,6 +94,7 @@ static struct insn insn_table[] = {
{ insn_lw, M(lw_op, 0, 0, 0, 0, 0), RS | RT | SIMM },
{ insn_lwx, M(spec3_op, 0, 0, 0, lwx_op, lx_op), RS | RT | RD },
{ insn_mfc0, M(cop0_op, mfc_op, 0, 0, 0, 0), RT | RD | SET},
+ { insn_mfhi, M(spec_op, 0, 0, 0, 0, mfhi_op), RD },
{ insn_mtc0, M(cop0_op, mtc_op, 0, 0, 0, 0), RT | RD | SET},
{ insn_ori, M(ori_op, 0, 0, 0, 0, 0), RS | RT | UIMM },
{ insn_or, M(spec_op, 0, 0, 0, 0, or_op), RS | RT | RD },
diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c
index 31873cdd8021..29fc43278801 100644
--- a/arch/mips/mm/uasm.c
+++ b/arch/mips/mm/uasm.c
@@ -51,10 +51,11 @@ enum opcode {
insn_dsll32, insn_dsra, insn_dsrl, insn_dsrl32, insn_dsubu, insn_eret,
insn_ext, insn_ins, insn_j, insn_jal, insn_jalr, insn_jr, insn_ld,
insn_ldx, insn_ll, insn_lld, insn_lui, insn_lw, insn_lwx, insn_mfc0,
- insn_mtc0, insn_or, insn_ori, insn_pref, insn_rfe, insn_rotr, insn_sc,
- insn_scd, insn_sd, insn_sll, insn_sllv, insn_sra, insn_srl, insn_srlv,
- insn_subu, insn_sw, insn_sync, insn_syscall, insn_tlbp, insn_tlbr,
- insn_tlbwi, insn_tlbwr, insn_wait, insn_xor, insn_xori, insn_yield,
+ insn_mfhi, insn_mtc0, insn_or, insn_ori, insn_pref, insn_rfe,
+ insn_rotr, insn_sc, insn_scd, insn_sd, insn_sll, insn_sllv, insn_sra,
+ insn_srl, insn_srlv, insn_subu, insn_sw, insn_sync, insn_syscall,
+ insn_tlbp, insn_tlbr, insn_tlbwi, insn_tlbwr, insn_wait, insn_xor,
+ insn_xori, insn_yield,
};
struct insn {
@@ -273,6 +274,7 @@ I_u2s3u1(_lld)
I_u1s2(_lui)
I_u2s3u1(_lw)
I_u1u2u3(_mfc0)
+I_u1(_mfhi)
I_u1u2u3(_mtc0)
I_u2u1u3(_ori)
I_u3u1u2(_or)