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-rw-r--r--arch/arm/net/bpf_jit_32.c139
-rw-r--r--arch/powerpc/net/bpf_jit_64.S2
-rw-r--r--arch/powerpc/net/bpf_jit_comp.c157
-rw-r--r--arch/s390/net/bpf_jit_comp.c163
-rw-r--r--arch/sparc/net/bpf_jit_comp.c154
5 files changed, 294 insertions, 321 deletions
diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c
index 6f879c319a9d..fb5503ce016f 100644
--- a/arch/arm/net/bpf_jit_32.c
+++ b/arch/arm/net/bpf_jit_32.c
@@ -136,7 +136,7 @@ static u16 saved_regs(struct jit_ctx *ctx)
u16 ret = 0;
if ((ctx->skf->len > 1) ||
- (ctx->skf->insns[0].code == BPF_S_RET_A))
+ (ctx->skf->insns[0].code == (BPF_RET | BPF_A)))
ret |= 1 << r_A;
#ifdef CONFIG_FRAME_POINTER
@@ -164,18 +164,10 @@ static inline int mem_words_used(struct jit_ctx *ctx)
static inline bool is_load_to_a(u16 inst)
{
switch (inst) {
- case BPF_S_LD_W_LEN:
- case BPF_S_LD_W_ABS:
- case BPF_S_LD_H_ABS:
- case BPF_S_LD_B_ABS:
- case BPF_S_ANC_CPU:
- case BPF_S_ANC_IFINDEX:
- case BPF_S_ANC_MARK:
- case BPF_S_ANC_PROTOCOL:
- case BPF_S_ANC_RXHASH:
- case BPF_S_ANC_VLAN_TAG:
- case BPF_S_ANC_VLAN_TAG_PRESENT:
- case BPF_S_ANC_QUEUE:
+ case BPF_LD | BPF_W | BPF_LEN:
+ case BPF_LD | BPF_W | BPF_ABS:
+ case BPF_LD | BPF_H | BPF_ABS:
+ case BPF_LD | BPF_B | BPF_ABS:
return true;
default:
return false;
@@ -215,7 +207,7 @@ static void build_prologue(struct jit_ctx *ctx)
emit(ARM_MOV_I(r_X, 0), ctx);
/* do not leak kernel data to userspace */
- if ((first_inst != BPF_S_RET_K) && !(is_load_to_a(first_inst)))
+ if ((first_inst != (BPF_RET | BPF_K)) && !(is_load_to_a(first_inst)))
emit(ARM_MOV_I(r_A, 0), ctx);
/* stack space for the BPF_MEM words */
@@ -480,36 +472,39 @@ static int build_body(struct jit_ctx *ctx)
u32 k;
for (i = 0; i < prog->len; i++) {
+ u16 code;
+
inst = &(prog->insns[i]);
/* K as an immediate value operand */
k = inst->k;
+ code = bpf_anc_helper(inst);
/* compute offsets only in the fake pass */
if (ctx->target == NULL)
ctx->offsets[i] = ctx->idx * 4;
- switch (inst->code) {
- case BPF_S_LD_IMM:
+ switch (code) {
+ case BPF_LD | BPF_IMM:
emit_mov_i(r_A, k, ctx);
break;
- case BPF_S_LD_W_LEN:
+ case BPF_LD | BPF_W | BPF_LEN:
ctx->seen |= SEEN_SKB;
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, len) != 4);
emit(ARM_LDR_I(r_A, r_skb,
offsetof(struct sk_buff, len)), ctx);
break;
- case BPF_S_LD_MEM:
+ case BPF_LD | BPF_MEM:
/* A = scratch[k] */
ctx->seen |= SEEN_MEM_WORD(k);
emit(ARM_LDR_I(r_A, ARM_SP, SCRATCH_OFF(k)), ctx);
break;
- case BPF_S_LD_W_ABS:
+ case BPF_LD | BPF_W | BPF_ABS:
load_order = 2;
goto load;
- case BPF_S_LD_H_ABS:
+ case BPF_LD | BPF_H | BPF_ABS:
load_order = 1;
goto load;
- case BPF_S_LD_B_ABS:
+ case BPF_LD | BPF_B | BPF_ABS:
load_order = 0;
load:
/* the interpreter will deal with the negative K */
@@ -552,31 +547,31 @@ load_common:
emit_err_ret(ARM_COND_NE, ctx);
emit(ARM_MOV_R(r_A, ARM_R0), ctx);
break;
- case BPF_S_LD_W_IND:
+ case BPF_LD | BPF_W | BPF_IND:
load_order = 2;
goto load_ind;
- case BPF_S_LD_H_IND:
+ case BPF_LD | BPF_H | BPF_IND:
load_order = 1;
goto load_ind;
- case BPF_S_LD_B_IND:
+ case BPF_LD | BPF_B | BPF_IND:
load_order = 0;
load_ind:
OP_IMM3(ARM_ADD, r_off, r_X, k, ctx);
goto load_common;
- case BPF_S_LDX_IMM:
+ case BPF_LDX | BPF_IMM:
ctx->seen |= SEEN_X;
emit_mov_i(r_X, k, ctx);
break;
- case BPF_S_LDX_W_LEN:
+ case BPF_LDX | BPF_W | BPF_LEN:
ctx->seen |= SEEN_X | SEEN_SKB;
emit(ARM_LDR_I(r_X, r_skb,
offsetof(struct sk_buff, len)), ctx);
break;
- case BPF_S_LDX_MEM:
+ case BPF_LDX | BPF_MEM:
ctx->seen |= SEEN_X | SEEN_MEM_WORD(k);
emit(ARM_LDR_I(r_X, ARM_SP, SCRATCH_OFF(k)), ctx);
break;
- case BPF_S_LDX_B_MSH:
+ case BPF_LDX | BPF_B | BPF_MSH:
/* x = ((*(frame + k)) & 0xf) << 2; */
ctx->seen |= SEEN_X | SEEN_DATA | SEEN_CALL;
/* the interpreter should deal with the negative K */
@@ -606,113 +601,113 @@ load_ind:
emit(ARM_AND_I(r_X, ARM_R0, 0x00f), ctx);
emit(ARM_LSL_I(r_X, r_X, 2), ctx);
break;
- case BPF_S_ST:
+ case BPF_ST:
ctx->seen |= SEEN_MEM_WORD(k);
emit(ARM_STR_I(r_A, ARM_SP, SCRATCH_OFF(k)), ctx);
break;
- case BPF_S_STX:
+ case BPF_STX:
update_on_xread(ctx);
ctx->seen |= SEEN_MEM_WORD(k);
emit(ARM_STR_I(r_X, ARM_SP, SCRATCH_OFF(k)), ctx);
break;
- case BPF_S_ALU_ADD_K:
+ case BPF_ALU | BPF_ADD | BPF_K:
/* A += K */
OP_IMM3(ARM_ADD, r_A, r_A, k, ctx);
break;
- case BPF_S_ALU_ADD_X:
+ case BPF_ALU | BPF_ADD | BPF_X:
update_on_xread(ctx);
emit(ARM_ADD_R(r_A, r_A, r_X), ctx);
break;
- case BPF_S_ALU_SUB_K:
+ case BPF_ALU | BPF_SUB | BPF_K:
/* A -= K */
OP_IMM3(ARM_SUB, r_A, r_A, k, ctx);
break;
- case BPF_S_ALU_SUB_X:
+ case BPF_ALU | BPF_SUB | BPF_X:
update_on_xread(ctx);
emit(ARM_SUB_R(r_A, r_A, r_X), ctx);
break;
- case BPF_S_ALU_MUL_K:
+ case BPF_ALU | BPF_MUL | BPF_K:
/* A *= K */
emit_mov_i(r_scratch, k, ctx);
emit(ARM_MUL(r_A, r_A, r_scratch), ctx);
break;
- case BPF_S_ALU_MUL_X:
+ case BPF_ALU | BPF_MUL | BPF_X:
update_on_xread(ctx);
emit(ARM_MUL(r_A, r_A, r_X), ctx);
break;
- case BPF_S_ALU_DIV_K:
+ case BPF_ALU | BPF_DIV | BPF_K:
if (k == 1)
break;
emit_mov_i(r_scratch, k, ctx);
emit_udiv(r_A, r_A, r_scratch, ctx);
break;
- case BPF_S_ALU_DIV_X:
+ case BPF_ALU | BPF_DIV | BPF_X:
update_on_xread(ctx);
emit(ARM_CMP_I(r_X, 0), ctx);
emit_err_ret(ARM_COND_EQ, ctx);
emit_udiv(r_A, r_A, r_X, ctx);
break;
- case BPF_S_ALU_OR_K:
+ case BPF_ALU | BPF_OR | BPF_K:
/* A |= K */
OP_IMM3(ARM_ORR, r_A, r_A, k, ctx);
break;
- case BPF_S_ALU_OR_X:
+ case BPF_ALU | BPF_OR | BPF_X:
update_on_xread(ctx);
emit(ARM_ORR_R(r_A, r_A, r_X), ctx);
break;
- case BPF_S_ALU_XOR_K:
+ case BPF_ALU | BPF_XOR | BPF_K:
/* A ^= K; */
OP_IMM3(ARM_EOR, r_A, r_A, k, ctx);
break;
- case BPF_S_ANC_ALU_XOR_X:
- case BPF_S_ALU_XOR_X:
+ case BPF_ANC | SKF_AD_ALU_XOR_X:
+ case BPF_ALU | BPF_XOR | BPF_X:
/* A ^= X */
update_on_xread(ctx);
emit(ARM_EOR_R(r_A, r_A, r_X), ctx);
break;
- case BPF_S_ALU_AND_K:
+ case BPF_ALU | BPF_AND | BPF_K:
/* A &= K */
OP_IMM3(ARM_AND, r_A, r_A, k, ctx);
break;
- case BPF_S_ALU_AND_X:
+ case BPF_ALU | BPF_AND | BPF_X:
update_on_xread(ctx);
emit(ARM_AND_R(r_A, r_A, r_X), ctx);
break;
- case BPF_S_ALU_LSH_K:
+ case BPF_ALU | BPF_LSH | BPF_K:
if (unlikely(k > 31))
return -1;
emit(ARM_LSL_I(r_A, r_A, k), ctx);
break;
- case BPF_S_ALU_LSH_X:
+ case BPF_ALU | BPF_LSH | BPF_X:
update_on_xread(ctx);
emit(ARM_LSL_R(r_A, r_A, r_X), ctx);
break;
- case BPF_S_ALU_RSH_K:
+ case BPF_ALU | BPF_RSH | BPF_K:
if (unlikely(k > 31))
return -1;
emit(ARM_LSR_I(r_A, r_A, k), ctx);
break;
- case BPF_S_ALU_RSH_X:
+ case BPF_ALU | BPF_RSH | BPF_X:
update_on_xread(ctx);
emit(ARM_LSR_R(r_A, r_A, r_X), ctx);
break;
- case BPF_S_ALU_NEG:
+ case BPF_ALU | BPF_NEG:
/* A = -A */
emit(ARM_RSB_I(r_A, r_A, 0), ctx);
break;
- case BPF_S_JMP_JA:
+ case BPF_JMP | BPF_JA:
/* pc += K */
emit(ARM_B(b_imm(i + k + 1, ctx)), ctx);
break;
- case BPF_S_JMP_JEQ_K:
+ case BPF_JMP | BPF_JEQ | BPF_K:
/* pc += (A == K) ? pc->jt : pc->jf */
condt = ARM_COND_EQ;
goto cmp_imm;
- case BPF_S_JMP_JGT_K:
+ case BPF_JMP | BPF_JGT | BPF_K:
/* pc += (A > K) ? pc->jt : pc->jf */
condt = ARM_COND_HI;
goto cmp_imm;
- case BPF_S_JMP_JGE_K:
+ case BPF_JMP | BPF_JGE | BPF_K:
/* pc += (A >= K) ? pc->jt : pc->jf */
condt = ARM_COND_HS;
cmp_imm:
@@ -731,22 +726,22 @@ cond_jump:
_emit(condt ^ 1, ARM_B(b_imm(i + inst->jf + 1,
ctx)), ctx);
break;
- case BPF_S_JMP_JEQ_X:
+ case BPF_JMP | BPF_JEQ | BPF_X:
/* pc += (A == X) ? pc->jt : pc->jf */
condt = ARM_COND_EQ;
goto cmp_x;
- case BPF_S_JMP_JGT_X:
+ case BPF_JMP | BPF_JGT | BPF_X:
/* pc += (A > X) ? pc->jt : pc->jf */
condt = ARM_COND_HI;
goto cmp_x;
- case BPF_S_JMP_JGE_X:
+ case BPF_JMP | BPF_JGE | BPF_X:
/* pc += (A >= X) ? pc->jt : pc->jf */
condt = ARM_COND_CS;
cmp_x:
update_on_xread(ctx);
emit(ARM_CMP_R(r_A, r_X), ctx);
goto cond_jump;
- case BPF_S_JMP_JSET_K:
+ case BPF_JMP | BPF_JSET | BPF_K:
/* pc += (A & K) ? pc->jt : pc->jf */
condt = ARM_COND_NE;
/* not set iff all zeroes iff Z==1 iff EQ */
@@ -759,16 +754,16 @@ cmp_x:
emit(ARM_TST_I(r_A, imm12), ctx);
}
goto cond_jump;
- case BPF_S_JMP_JSET_X:
+ case BPF_JMP | BPF_JSET | BPF_X:
/* pc += (A & X) ? pc->jt : pc->jf */
update_on_xread(ctx);
condt = ARM_COND_NE;
emit(ARM_TST_R(r_A, r_X), ctx);
goto cond_jump;
- case BPF_S_RET_A:
+ case BPF_RET | BPF_A:
emit(ARM_MOV_R(ARM_R0, r_A), ctx);
goto b_epilogue;
- case BPF_S_RET_K:
+ case BPF_RET | BPF_K:
if ((k == 0) && (ctx->ret0_fp_idx < 0))
ctx->ret0_fp_idx = i;
emit_mov_i(ARM_R0, k, ctx);
@@ -776,17 +771,17 @@ b_epilogue:
if (i != ctx->skf->len - 1)
emit(ARM_B(b_imm(prog->len, ctx)), ctx);
break;
- case BPF_S_MISC_TAX:
+ case BPF_MISC | BPF_TAX:
/* X = A */
ctx->seen |= SEEN_X;
emit(ARM_MOV_R(r_X, r_A), ctx);
break;
- case BPF_S_MISC_TXA:
+ case BPF_MISC | BPF_TXA:
/* A = X */
update_on_xread(ctx);
emit(ARM_MOV_R(r_A, r_X), ctx);
break;
- case BPF_S_ANC_PROTOCOL:
+ case BPF_ANC | SKF_AD_PROTOCOL:
/* A = ntohs(skb->protocol) */
ctx->seen |= SEEN_SKB;
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff,
@@ -795,7 +790,7 @@ b_epilogue:
emit(ARM_LDRH_I(r_scratch, r_skb, off), ctx);
emit_swap16(r_A, r_scratch, ctx);
break;
- case BPF_S_ANC_CPU:
+ case BPF_ANC | SKF_AD_CPU:
/* r_scratch = current_thread_info() */
OP_IMM3(ARM_BIC, r_scratch, ARM_SP, THREAD_SIZE - 1, ctx);
/* A = current_thread_info()->cpu */
@@ -803,7 +798,7 @@ b_epilogue:
off = offsetof(struct thread_info, cpu);
emit(ARM_LDR_I(r_A, r_scratch, off), ctx);
break;
- case BPF_S_ANC_IFINDEX:
+ case BPF_ANC | SKF_AD_IFINDEX:
/* A = skb->dev->ifindex */
ctx->seen |= SEEN_SKB;
off = offsetof(struct sk_buff, dev);
@@ -817,30 +812,30 @@ b_epilogue:
off = offsetof(struct net_device, ifindex);
emit(ARM_LDR_I(r_A, r_scratch, off), ctx);
break;
- case BPF_S_ANC_MARK:
+ case BPF_ANC | SKF_AD_MARK:
ctx->seen |= SEEN_SKB;
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, mark) != 4);
off = offsetof(struct sk_buff, mark);
emit(ARM_LDR_I(r_A, r_skb, off), ctx);
break;
- case BPF_S_ANC_RXHASH:
+ case BPF_ANC | SKF_AD_RXHASH:
ctx->seen |= SEEN_SKB;
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, hash) != 4);
off = offsetof(struct sk_buff, hash);
emit(ARM_LDR_I(r_A, r_skb, off), ctx);
break;
- case BPF_S_ANC_VLAN_TAG:
- case BPF_S_ANC_VLAN_TAG_PRESENT:
+ case BPF_ANC | SKF_AD_VLAN_TAG:
+ case BPF_ANC | SKF_AD_VLAN_TAG_PRESENT:
ctx->seen |= SEEN_SKB;
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, vlan_tci) != 2);
off = offsetof(struct sk_buff, vlan_tci);
emit(ARM_LDRH_I(r_A, r_skb, off), ctx);
- if (inst->code == BPF_S_ANC_VLAN_TAG)
+ if (code == (BPF_ANC | SKF_AD_VLAN_TAG))
OP_IMM3(ARM_AND, r_A, r_A, VLAN_VID_MASK, ctx);
else
OP_IMM3(ARM_AND, r_A, r_A, VLAN_TAG_PRESENT, ctx);
break;
- case BPF_S_ANC_QUEUE:
+ case BPF_ANC | SKF_AD_QUEUE:
ctx->seen |= SEEN_SKB;
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff,
queue_mapping) != 2);
diff --git a/arch/powerpc/net/bpf_jit_64.S b/arch/powerpc/net/bpf_jit_64.S
index e76eba74d9da..8f87d9217122 100644
--- a/arch/powerpc/net/bpf_jit_64.S
+++ b/arch/powerpc/net/bpf_jit_64.S
@@ -78,7 +78,7 @@ sk_load_byte_positive_offset:
blr
/*
- * BPF_S_LDX_B_MSH: ldxb 4*([offset]&0xf)
+ * BPF_LDX | BPF_B | BPF_MSH: ldxb 4*([offset]&0xf)
* r_addr is the offset value
*/
.globl sk_load_byte_msh
diff --git a/arch/powerpc/net/bpf_jit_comp.c b/arch/powerpc/net/bpf_jit_comp.c
index 808ce1cae21a..6dcdadefd8d0 100644
--- a/arch/powerpc/net/bpf_jit_comp.c
+++ b/arch/powerpc/net/bpf_jit_comp.c
@@ -79,19 +79,11 @@ static void bpf_jit_build_prologue(struct sk_filter *fp, u32 *image,
}
switch (filter[0].code) {
- case BPF_S_RET_K:
- case BPF_S_LD_W_LEN:
- case BPF_S_ANC_PROTOCOL:
- case BPF_S_ANC_IFINDEX:
- case BPF_S_ANC_MARK:
- case BPF_S_ANC_RXHASH:
- case BPF_S_ANC_VLAN_TAG:
- case BPF_S_ANC_VLAN_TAG_PRESENT:
- case BPF_S_ANC_CPU:
- case BPF_S_ANC_QUEUE:
- case BPF_S_LD_W_ABS:
- case BPF_S_LD_H_ABS:
- case BPF_S_LD_B_ABS:
+ case BPF_RET | BPF_K:
+ case BPF_LD | BPF_W | BPF_LEN:
+ case BPF_LD | BPF_W | BPF_ABS:
+ case BPF_LD | BPF_H | BPF_ABS:
+ case BPF_LD | BPF_B | BPF_ABS:
/* first instruction sets A register (or is RET 'constant') */
break;
default:
@@ -144,6 +136,7 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
for (i = 0; i < flen; i++) {
unsigned int K = filter[i].k;
+ u16 code = bpf_anc_helper(&filter[i]);
/*
* addrs[] maps a BPF bytecode address into a real offset from
@@ -151,35 +144,35 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
*/
addrs[i] = ctx->idx * 4;
- switch (filter[i].code) {
+ switch (code) {
/*** ALU ops ***/
- case BPF_S_ALU_ADD_X: /* A += X; */
+ case BPF_ALU | BPF_ADD | BPF_X: /* A += X; */
ctx->seen |= SEEN_XREG;
PPC_ADD(r_A, r_A, r_X);
break;
- case BPF_S_ALU_ADD_K: /* A += K; */
+ case BPF_ALU | BPF_ADD | BPF_K: /* A += K; */
if (!K)
break;
PPC_ADDI(r_A, r_A, IMM_L(K));
if (K >= 32768)
PPC_ADDIS(r_A, r_A, IMM_HA(K));
break;
- case BPF_S_ALU_SUB_X: /* A -= X; */
+ case BPF_ALU | BPF_SUB | BPF_X: /* A -= X; */
ctx->seen |= SEEN_XREG;
PPC_SUB(r_A, r_A, r_X);
break;
- case BPF_S_ALU_SUB_K: /* A -= K */
+ case BPF_ALU | BPF_SUB | BPF_K: /* A -= K */
if (!K)
break;
PPC_ADDI(r_A, r_A, IMM_L(-K));
if (K >= 32768)
PPC_ADDIS(r_A, r_A, IMM_HA(-K));
break;
- case BPF_S_ALU_MUL_X: /* A *= X; */
+ case BPF_ALU | BPF_MUL | BPF_X: /* A *= X; */
ctx->seen |= SEEN_XREG;
PPC_MUL(r_A, r_A, r_X);
break;
- case BPF_S_ALU_MUL_K: /* A *= K */
+ case BPF_ALU | BPF_MUL | BPF_K: /* A *= K */
if (K < 32768)
PPC_MULI(r_A, r_A, K);
else {
@@ -187,7 +180,7 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
PPC_MUL(r_A, r_A, r_scratch1);
}
break;
- case BPF_S_ALU_MOD_X: /* A %= X; */
+ case BPF_ALU | BPF_MOD | BPF_X: /* A %= X; */
ctx->seen |= SEEN_XREG;
PPC_CMPWI(r_X, 0);
if (ctx->pc_ret0 != -1) {
@@ -201,13 +194,13 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
PPC_MUL(r_scratch1, r_X, r_scratch1);
PPC_SUB(r_A, r_A, r_scratch1);
break;
- case BPF_S_ALU_MOD_K: /* A %= K; */
+ case BPF_ALU | BPF_MOD | BPF_K: /* A %= K; */
PPC_LI32(r_scratch2, K);
PPC_DIVWU(r_scratch1, r_A, r_scratch2);
PPC_MUL(r_scratch1, r_scratch2, r_scratch1);
PPC_SUB(r_A, r_A, r_scratch1);
break;
- case BPF_S_ALU_DIV_X: /* A /= X; */
+ case BPF_ALU | BPF_DIV | BPF_X: /* A /= X; */
ctx->seen |= SEEN_XREG;
PPC_CMPWI(r_X, 0);
if (ctx->pc_ret0 != -1) {
@@ -223,17 +216,17 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
}
PPC_DIVWU(r_A, r_A, r_X);
break;
- case BPF_S_ALU_DIV_K: /* A /= K */
+ case BPF_ALU | BPF_DIV | BPF_K: /* A /= K */
if (K == 1)
break;
PPC_LI32(r_scratch1, K);
PPC_DIVWU(r_A, r_A, r_scratch1);
break;
- case BPF_S_ALU_AND_X:
+ case BPF_ALU | BPF_AND | BPF_X:
ctx->seen |= SEEN_XREG;
PPC_AND(r_A, r_A, r_X);
break;
- case BPF_S_ALU_AND_K:
+ case BPF_ALU | BPF_AND | BPF_K:
if (!IMM_H(K))
PPC_ANDI(r_A, r_A, K);
else {
@@ -241,51 +234,51 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
PPC_AND(r_A, r_A, r_scratch1);
}
break;
- case BPF_S_ALU_OR_X:
+ case BPF_ALU | BPF_OR | BPF_X:
ctx->seen |= SEEN_XREG;
PPC_OR(r_A, r_A, r_X);
break;
- case BPF_S_ALU_OR_K:
+ case BPF_ALU | BPF_OR | BPF_K:
if (IMM_L(K))
PPC_ORI(r_A, r_A, IMM_L(K));
if (K >= 65536)
PPC_ORIS(r_A, r_A, IMM_H(K));
break;
- case BPF_S_ANC_ALU_XOR_X:
- case BPF_S_ALU_XOR_X: /* A ^= X */
+ case BPF_ANC | SKF_AD_ALU_XOR_X:
+ case BPF_ALU | BPF_XOR | BPF_X: /* A ^= X */
ctx->seen |= SEEN_XREG;
PPC_XOR(r_A, r_A, r_X);
break;
- case BPF_S_ALU_XOR_K: /* A ^= K */
+ case BPF_ALU | BPF_XOR | BPF_K: /* A ^= K */
if (IMM_L(K))
PPC_XORI(r_A, r_A, IMM_L(K));
if (K >= 65536)
PPC_XORIS(r_A, r_A, IMM_H(K));
break;
- case BPF_S_ALU_LSH_X: /* A <<= X; */
+ case BPF_ALU | BPF_LSH | BPF_X: /* A <<= X; */
ctx->seen |= SEEN_XREG;
PPC_SLW(r_A, r_A, r_X);
break;
- case BPF_S_ALU_LSH_K:
+ case BPF_ALU | BPF_LSH | BPF_K:
if (K == 0)
break;
else
PPC_SLWI(r_A, r_A, K);
break;
- case BPF_S_ALU_RSH_X: /* A >>= X; */
+ case BPF_ALU | BPF_RSH | BPF_X: /* A >>= X; */
ctx->seen |= SEEN_XREG;
PPC_SRW(r_A, r_A, r_X);
break;
- case BPF_S_ALU_RSH_K: /* A >>= K; */
+ case BPF_ALU | BPF_RSH | BPF_K: /* A >>= K; */
if (K == 0)
break;
else
PPC_SRWI(r_A, r_A, K);
break;
- case BPF_S_ALU_NEG:
+ case BPF_ALU | BPF_NEG:
PPC_NEG(r_A, r_A);
break;
- case BPF_S_RET_K:
+ case BPF_RET | BPF_K:
PPC_LI32(r_ret, K);
if (!K) {
if (ctx->pc_ret0 == -1)
@@ -312,7 +305,7 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
PPC_BLR();
}
break;
- case BPF_S_RET_A:
+ case BPF_RET | BPF_A:
PPC_MR(r_ret, r_A);
if (i != flen - 1) {
if (ctx->seen)
@@ -321,53 +314,53 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
PPC_BLR();
}
break;
- case BPF_S_MISC_TAX: /* X = A */
+ case BPF_MISC | BPF_TAX: /* X = A */
PPC_MR(r_X, r_A);
break;
- case BPF_S_MISC_TXA: /* A = X */
+ case BPF_MISC | BPF_TXA: /* A = X */
ctx->seen |= SEEN_XREG;
PPC_MR(r_A, r_X);
break;
/*** Constant loads/M[] access ***/
- case BPF_S_LD_IMM: /* A = K */
+ case BPF_LD | BPF_IMM: /* A = K */
PPC_LI32(r_A, K);
break;
- case BPF_S_LDX_IMM: /* X = K */
+ case BPF_LDX | BPF_IMM: /* X = K */
PPC_LI32(r_X, K);
break;
- case BPF_S_LD_MEM: /* A = mem[K] */
+ case BPF_LD | BPF_MEM: /* A = mem[K] */
PPC_MR(r_A, r_M + (K & 0xf));
ctx->seen |= SEEN_MEM | (1<<(K & 0xf));
break;
- case BPF_S_LDX_MEM: /* X = mem[K] */
+ case BPF_LDX | BPF_MEM: /* X = mem[K] */
PPC_MR(r_X, r_M + (K & 0xf));
ctx->seen |= SEEN_MEM | (1<<(K & 0xf));
break;
- case BPF_S_ST: /* mem[K] = A */
+ case BPF_ST: /* mem[K] = A */
PPC_MR(r_M + (K & 0xf), r_A);
ctx->seen |= SEEN_MEM | (1<<(K & 0xf));
break;
- case BPF_S_STX: /* mem[K] = X */
+ case BPF_STX: /* mem[K] = X */
PPC_MR(r_M + (K & 0xf), r_X);
ctx->seen |= SEEN_XREG | SEEN_MEM | (1<<(K & 0xf));
break;
- case BPF_S_LD_W_LEN: /* A = skb->len; */
+ case BPF_LD | BPF_W | BPF_LEN: /* A = skb->len; */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, len) != 4);
PPC_LWZ_OFFS(r_A, r_skb, offsetof(struct sk_buff, len));
break;
- case BPF_S_LDX_W_LEN: /* X = skb->len; */
+ case BPF_LDX | BPF_W | BPF_LEN: /* X = skb->len; */
PPC_LWZ_OFFS(r_X, r_skb, offsetof(struct sk_buff, len));
break;
/*** Ancillary info loads ***/
- case BPF_S_ANC_PROTOCOL: /* A = ntohs(skb->protocol); */
+ case BPF_ANC | SKF_AD_PROTOCOL: /* A = ntohs(skb->protocol); */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff,
protocol) != 2);
PPC_NTOHS_OFFS(r_A, r_skb, offsetof(struct sk_buff,
protocol));
break;
- case BPF_S_ANC_IFINDEX:
+ case BPF_ANC | SKF_AD_IFINDEX:
PPC_LD_OFFS(r_scratch1, r_skb, offsetof(struct sk_buff,
dev));
PPC_CMPDI(r_scratch1, 0);
@@ -384,33 +377,33 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
PPC_LWZ_OFFS(r_A, r_scratch1,
offsetof(struct net_device, ifindex));
break;
- case BPF_S_ANC_MARK:
+ case BPF_ANC | SKF_AD_MARK:
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, mark) != 4);
PPC_LWZ_OFFS(r_A, r_skb, offsetof(struct sk_buff,
mark));
break;
- case BPF_S_ANC_RXHASH:
+ case BPF_ANC | SKF_AD_RXHASH:
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, hash) != 4);
PPC_LWZ_OFFS(r_A, r_skb, offsetof(struct sk_buff,
hash));
break;
- case BPF_S_ANC_VLAN_TAG:
- case BPF_S_ANC_VLAN_TAG_PRESENT:
+ case BPF_ANC | SKF_AD_VLAN_TAG:
+ case BPF_ANC | SKF_AD_VLAN_TAG_PRESENT:
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, vlan_tci) != 2);
PPC_LHZ_OFFS(r_A, r_skb, offsetof(struct sk_buff,
vlan_tci));
- if (filter[i].code == BPF_S_ANC_VLAN_TAG)
+ if (code == (BPF_ANC | SKF_AD_VLAN_TAG))
PPC_ANDI(r_A, r_A, VLAN_VID_MASK);
else
PPC_ANDI(r_A, r_A, VLAN_TAG_PRESENT);
break;
- case BPF_S_ANC_QUEUE:
+ case BPF_ANC | SKF_AD_QUEUE:
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff,
queue_mapping) != 2);
PPC_LHZ_OFFS(r_A, r_skb, offsetof(struct sk_buff,
queue_mapping));
break;
- case BPF_S_ANC_CPU:
+ case BPF_ANC | SKF_AD_CPU:
#ifdef CONFIG_SMP
/*
* PACA ptr is r13:
@@ -426,13 +419,13 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
break;
/*** Absolute loads from packet header/data ***/
- case BPF_S_LD_W_ABS:
+ case BPF_LD | BPF_W | BPF_ABS:
func = CHOOSE_LOAD_FUNC(K, sk_load_word);
goto common_load;
- case BPF_S_LD_H_ABS:
+ case BPF_LD | BPF_H | BPF_ABS:
func = CHOOSE_LOAD_FUNC(K, sk_load_half);
goto common_load;
- case BPF_S_LD_B_ABS:
+ case BPF_LD | BPF_B | BPF_ABS:
func = CHOOSE_LOAD_FUNC(K, sk_load_byte);
common_load:
/* Load from [K]. */
@@ -449,13 +442,13 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
break;
/*** Indirect loads from packet header/data ***/
- case BPF_S_LD_W_IND:
+ case BPF_LD | BPF_W | BPF_IND:
func = sk_load_word;
goto common_load_ind;
- case BPF_S_LD_H_IND:
+ case BPF_LD | BPF_H | BPF_IND:
func = sk_load_half;
goto common_load_ind;
- case BPF_S_LD_B_IND:
+ case BPF_LD | BPF_B | BPF_IND:
func = sk_load_byte;
common_load_ind:
/*
@@ -473,31 +466,31 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
PPC_BCC(COND_LT, exit_addr);
break;
- case BPF_S_LDX_B_MSH:
+ case BPF_LDX | BPF_B | BPF_MSH:
func = CHOOSE_LOAD_FUNC(K, sk_load_byte_msh);
goto common_load;
break;
/*** Jump and branches ***/
- case BPF_S_JMP_JA:
+ case BPF_JMP | BPF_JA:
if (K != 0)
PPC_JMP(addrs[i + 1 + K]);
break;
- case BPF_S_JMP_JGT_K:
- case BPF_S_JMP_JGT_X:
+ case BPF_JMP | BPF_JGT | BPF_K:
+ case BPF_JMP | BPF_JGT | BPF_X:
true_cond = COND_GT;
goto cond_branch;
- case BPF_S_JMP_JGE_K:
- case BPF_S_JMP_JGE_X:
+ case BPF_JMP | BPF_JGE | BPF_K:
+ case BPF_JMP | BPF_JGE | BPF_X:
true_cond = COND_GE;
goto cond_branch;
- case BPF_S_JMP_JEQ_K:
- case BPF_S_JMP_JEQ_X:
+ case BPF_JMP | BPF_JEQ | BPF_K:
+ case BPF_JMP | BPF_JEQ | BPF_X:
true_cond = COND_EQ;
goto cond_branch;
- case BPF_S_JMP_JSET_K:
- case BPF_S_JMP_JSET_X:
+ case BPF_JMP | BPF_JSET | BPF_K:
+ case BPF_JMP | BPF_JSET | BPF_X:
true_cond = COND_NE;
/* Fall through */
cond_branch:
@@ -508,20 +501,20 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
break;
}
- switch (filter[i].code) {
- case BPF_S_JMP_JGT_X:
- case BPF_S_JMP_JGE_X:
- case BPF_S_JMP_JEQ_X:
+ switch (code) {
+ case BPF_JMP | BPF_JGT | BPF_X:
+ case BPF_JMP | BPF_JGE | BPF_X:
+ case BPF_JMP | BPF_JEQ | BPF_X:
ctx->seen |= SEEN_XREG;
PPC_CMPLW(r_A, r_X);
break;
- case BPF_S_JMP_JSET_X:
+ case BPF_JMP | BPF_JSET | BPF_X:
ctx->seen |= SEEN_XREG;
PPC_AND_DOT(r_scratch1, r_A, r_X);
break;
- case BPF_S_JMP_JEQ_K:
- case BPF_S_JMP_JGT_K:
- case BPF_S_JMP_JGE_K:
+ case BPF_JMP | BPF_JEQ | BPF_K:
+ case BPF_JMP | BPF_JGT | BPF_K:
+ case BPF_JMP | BPF_JGE | BPF_K:
if (K < 32768)
PPC_CMPLWI(r_A, K);
else {
@@ -529,7 +522,7 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
PPC_CMPLW(r_A, r_scratch1);
}
break;
- case BPF_S_JMP_JSET_K:
+ case BPF_JMP | BPF_JSET | BPF_K:
if (K < 32768)
/* PPC_ANDI is /only/ dot-form */
PPC_ANDI(r_scratch1, r_A, K);
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index e9f8fa9337fe..a2cbd875543a 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -269,27 +269,17 @@ static void bpf_jit_noleaks(struct bpf_jit *jit, struct sock_filter *filter)
EMIT4(0xa7c80000);
/* Clear A if the first register does not set it. */
switch (filter[0].code) {
- case BPF_S_LD_W_ABS:
- case BPF_S_LD_H_ABS:
- case BPF_S_LD_B_ABS:
- case BPF_S_LD_W_LEN:
- case BPF_S_LD_W_IND:
- case BPF_S_LD_H_IND:
- case BPF_S_LD_B_IND:
- case BPF_S_LD_IMM:
- case BPF_S_LD_MEM:
- case BPF_S_MISC_TXA:
- case BPF_S_ANC_PROTOCOL:
- case BPF_S_ANC_PKTTYPE:
- case BPF_S_ANC_IFINDEX:
- case BPF_S_ANC_MARK:
- case BPF_S_ANC_QUEUE:
- case BPF_S_ANC_HATYPE:
- case BPF_S_ANC_RXHASH:
- case BPF_S_ANC_CPU:
- case BPF_S_ANC_VLAN_TAG:
- case BPF_S_ANC_VLAN_TAG_PRESENT:
- case BPF_S_RET_K:
+ case BPF_LD | BPF_W | BPF_ABS:
+ case BPF_LD | BPF_H | BPF_ABS:
+ case BPF_LD | BPF_B | BPF_ABS:
+ case BPF_LD | BPF_W | BPF_LEN:
+ case BPF_LD | BPF_W | BPF_IND:
+ case BPF_LD | BPF_H | BPF_IND:
+ case BPF_LD | BPF_B | BPF_IND:
+ case BPF_LD | BPF_IMM:
+ case BPF_LD | BPF_MEM:
+ case BPF_MISC | BPF_TXA:
+ case BPF_RET | BPF_K:
/* first instruction sets A register */
break;
default: /* A = 0 */
@@ -304,15 +294,18 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
unsigned int K;
int offset;
unsigned int mask;
+ u16 code;
K = filter->k;
- switch (filter->code) {
- case BPF_S_ALU_ADD_X: /* A += X */
+ code = bpf_anc_helper(filter);
+
+ switch (code) {
+ case BPF_ALU | BPF_ADD | BPF_X: /* A += X */
jit->seen |= SEEN_XREG;
/* ar %r5,%r12 */
EMIT2(0x1a5c);
break;
- case BPF_S_ALU_ADD_K: /* A += K */
+ case BPF_ALU | BPF_ADD | BPF_K: /* A += K */
if (!K)
break;
if (K <= 16383)
@@ -325,12 +318,12 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* a %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5a50d000, EMIT_CONST(K));
break;
- case BPF_S_ALU_SUB_X: /* A -= X */
+ case BPF_ALU | BPF_SUB | BPF_X: /* A -= X */
jit->seen |= SEEN_XREG;
/* sr %r5,%r12 */
EMIT2(0x1b5c);
break;
- case BPF_S_ALU_SUB_K: /* A -= K */
+ case BPF_ALU | BPF_SUB | BPF_K: /* A -= K */
if (!K)
break;
if (K <= 16384)
@@ -343,12 +336,12 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* s %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5b50d000, EMIT_CONST(K));
break;
- case BPF_S_ALU_MUL_X: /* A *= X */
+ case BPF_ALU | BPF_MUL | BPF_X: /* A *= X */
jit->seen |= SEEN_XREG;
/* msr %r5,%r12 */
EMIT4(0xb252005c);
break;
- case BPF_S_ALU_MUL_K: /* A *= K */
+ case BPF_ALU | BPF_MUL | BPF_K: /* A *= K */
if (K <= 16383)
/* mhi %r5,K */
EMIT4_IMM(0xa75c0000, K);
@@ -359,7 +352,7 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* ms %r5,<d(K)>(%r13) */
EMIT4_DISP(0x7150d000, EMIT_CONST(K));
break;
- case BPF_S_ALU_DIV_X: /* A /= X */
+ case BPF_ALU | BPF_DIV | BPF_X: /* A /= X */
jit->seen |= SEEN_XREG | SEEN_RET0;
/* ltr %r12,%r12 */
EMIT2(0x12cc);
@@ -370,7 +363,7 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* dlr %r4,%r12 */
EMIT4(0xb997004c);
break;
- case BPF_S_ALU_DIV_K: /* A /= K */
+ case BPF_ALU | BPF_DIV | BPF_K: /* A /= K */
if (K == 1)
break;
/* lhi %r4,0 */
@@ -378,7 +371,7 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* dl %r4,<d(K)>(%r13) */
EMIT6_DISP(0xe340d000, 0x0097, EMIT_CONST(K));
break;
- case BPF_S_ALU_MOD_X: /* A %= X */
+ case BPF_ALU | BPF_MOD | BPF_X: /* A %= X */
jit->seen |= SEEN_XREG | SEEN_RET0;
/* ltr %r12,%r12 */
EMIT2(0x12cc);
@@ -391,7 +384,7 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* lr %r5,%r4 */
EMIT2(0x1854);
break;
- case BPF_S_ALU_MOD_K: /* A %= K */
+ case BPF_ALU | BPF_MOD | BPF_K: /* A %= K */
if (K == 1) {
/* lhi %r5,0 */
EMIT4(0xa7580000);
@@ -404,12 +397,12 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* lr %r5,%r4 */
EMIT2(0x1854);
break;
- case BPF_S_ALU_AND_X: /* A &= X */
+ case BPF_ALU | BPF_AND | BPF_X: /* A &= X */
jit->seen |= SEEN_XREG;
/* nr %r5,%r12 */
EMIT2(0x145c);
break;
- case BPF_S_ALU_AND_K: /* A &= K */
+ case BPF_ALU | BPF_AND | BPF_K: /* A &= K */
if (test_facility(21))
/* nilf %r5,<K> */
EMIT6_IMM(0xc05b0000, K);
@@ -417,12 +410,12 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* n %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5450d000, EMIT_CONST(K));
break;
- case BPF_S_ALU_OR_X: /* A |= X */
+ case BPF_ALU | BPF_OR | BPF_X: /* A |= X */
jit->seen |= SEEN_XREG;
/* or %r5,%r12 */
EMIT2(0x165c);
break;
- case BPF_S_ALU_OR_K: /* A |= K */
+ case BPF_ALU | BPF_OR | BPF_K: /* A |= K */
if (test_facility(21))
/* oilf %r5,<K> */
EMIT6_IMM(0xc05d0000, K);
@@ -430,55 +423,55 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* o %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5650d000, EMIT_CONST(K));
break;
- case BPF_S_ANC_ALU_XOR_X: /* A ^= X; */
- case BPF_S_ALU_XOR_X:
+ case BPF_ANC | SKF_AD_ALU_XOR_X: /* A ^= X; */
+ case BPF_ALU | BPF_XOR | BPF_X:
jit->seen |= SEEN_XREG;
/* xr %r5,%r12 */
EMIT2(0x175c);
break;
- case BPF_S_ALU_XOR_K: /* A ^= K */
+ case BPF_ALU | BPF_XOR | BPF_K: /* A ^= K */
if (!K)
break;
/* x %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5750d000, EMIT_CONST(K));
break;
- case BPF_S_ALU_LSH_X: /* A <<= X; */
+ case BPF_ALU | BPF_LSH | BPF_X: /* A <<= X; */
jit->seen |= SEEN_XREG;
/* sll %r5,0(%r12) */
EMIT4(0x8950c000);
break;
- case BPF_S_ALU_LSH_K: /* A <<= K */
+ case BPF_ALU | BPF_LSH | BPF_K: /* A <<= K */
if (K == 0)
break;
/* sll %r5,K */
EMIT4_DISP(0x89500000, K);
break;
- case BPF_S_ALU_RSH_X: /* A >>= X; */
+ case BPF_ALU | BPF_RSH | BPF_X: /* A >>= X; */
jit->seen |= SEEN_XREG;
/* srl %r5,0(%r12) */
EMIT4(0x8850c000);
break;
- case BPF_S_ALU_RSH_K: /* A >>= K; */
+ case BPF_ALU | BPF_RSH | BPF_K: /* A >>= K; */
if (K == 0)
break;
/* srl %r5,K */
EMIT4_DISP(0x88500000, K);
break;
- case BPF_S_ALU_NEG: /* A = -A */
+ case BPF_ALU | BPF_NEG: /* A = -A */
/* lnr %r5,%r5 */
EMIT2(0x1155);
break;
- case BPF_S_JMP_JA: /* ip += K */
+ case BPF_JMP | BPF_JA: /* ip += K */
offset = addrs[i + K] + jit->start - jit->prg;
EMIT4_PCREL(0xa7f40000, offset);
break;
- case BPF_S_JMP_JGT_K: /* ip += (A > K) ? jt : jf */
+ case BPF_JMP | BPF_JGT | BPF_K: /* ip += (A > K) ? jt : jf */
mask = 0x200000; /* jh */
goto kbranch;
- case BPF_S_JMP_JGE_K: /* ip += (A >= K) ? jt : jf */
+ case BPF_JMP | BPF_JGE | BPF_K: /* ip += (A >= K) ? jt : jf */
mask = 0xa00000; /* jhe */
goto kbranch;
- case BPF_S_JMP_JEQ_K: /* ip += (A == K) ? jt : jf */
+ case BPF_JMP | BPF_JEQ | BPF_K: /* ip += (A == K) ? jt : jf */
mask = 0x800000; /* je */
kbranch: /* Emit compare if the branch targets are different */
if (filter->jt != filter->jf) {
@@ -511,7 +504,7 @@ branch: if (filter->jt == filter->jf) {
EMIT4_PCREL(0xa7040000 | (mask ^ 0xf00000), offset);
}
break;
- case BPF_S_JMP_JSET_K: /* ip += (A & K) ? jt : jf */
+ case BPF_JMP | BPF_JSET | BPF_K: /* ip += (A & K) ? jt : jf */
mask = 0x700000; /* jnz */
/* Emit test if the branch targets are different */
if (filter->jt != filter->jf) {
@@ -525,13 +518,13 @@ branch: if (filter->jt == filter->jf) {
EMIT4_IMM(0xa7510000, K);
}
goto branch;
- case BPF_S_JMP_JGT_X: /* ip += (A > X) ? jt : jf */
+ case BPF_JMP | BPF_JGT | BPF_X: /* ip += (A > X) ? jt : jf */
mask = 0x200000; /* jh */
goto xbranch;
- case BPF_S_JMP_JGE_X: /* ip += (A >= X) ? jt : jf */
+ case BPF_JMP | BPF_JGE | BPF_X: /* ip += (A >= X) ? jt : jf */
mask = 0xa00000; /* jhe */
goto xbranch;
- case BPF_S_JMP_JEQ_X: /* ip += (A == X) ? jt : jf */
+ case BPF_JMP | BPF_JEQ | BPF_X: /* ip += (A == X) ? jt : jf */
mask = 0x800000; /* je */
xbranch: /* Emit compare if the branch targets are different */
if (filter->jt != filter->jf) {
@@ -540,7 +533,7 @@ xbranch: /* Emit compare if the branch targets are different */
EMIT2(0x195c);
}
goto branch;
- case BPF_S_JMP_JSET_X: /* ip += (A & X) ? jt : jf */
+ case BPF_JMP | BPF_JSET | BPF_X: /* ip += (A & X) ? jt : jf */
mask = 0x700000; /* jnz */
/* Emit test if the branch targets are different */
if (filter->jt != filter->jf) {
@@ -551,15 +544,15 @@ xbranch: /* Emit compare if the branch targets are different */
EMIT2(0x144c);
}
goto branch;
- case BPF_S_LD_W_ABS: /* A = *(u32 *) (skb->data+K) */
+ case BPF_LD | BPF_W | BPF_ABS: /* A = *(u32 *) (skb->data+K) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_WORD;
offset = jit->off_load_word;
goto load_abs;
- case BPF_S_LD_H_ABS: /* A = *(u16 *) (skb->data+K) */
+ case BPF_LD | BPF_H | BPF_ABS: /* A = *(u16 *) (skb->data+K) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_HALF;
offset = jit->off_load_half;
goto load_abs;
- case BPF_S_LD_B_ABS: /* A = *(u8 *) (skb->data+K) */
+ case BPF_LD | BPF_B | BPF_ABS: /* A = *(u8 *) (skb->data+K) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_BYTE;
offset = jit->off_load_byte;
load_abs: if ((int) K < 0)
@@ -573,19 +566,19 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* jnz <ret0> */
EMIT4_PCREL(0xa7740000, (jit->ret0_ip - jit->prg));
break;
- case BPF_S_LD_W_IND: /* A = *(u32 *) (skb->data+K+X) */
+ case BPF_LD | BPF_W | BPF_IND: /* A = *(u32 *) (skb->data+K+X) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_IWORD;
offset = jit->off_load_iword;
goto call_fn;
- case BPF_S_LD_H_IND: /* A = *(u16 *) (skb->data+K+X) */
+ case BPF_LD | BPF_H | BPF_IND: /* A = *(u16 *) (skb->data+K+X) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_IHALF;
offset = jit->off_load_ihalf;
goto call_fn;
- case BPF_S_LD_B_IND: /* A = *(u8 *) (skb->data+K+X) */
+ case BPF_LD | BPF_B | BPF_IND: /* A = *(u8 *) (skb->data+K+X) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_IBYTE;
offset = jit->off_load_ibyte;
goto call_fn;
- case BPF_S_LDX_B_MSH:
+ case BPF_LDX | BPF_B | BPF_MSH:
/* X = (*(u8 *)(skb->data+K) & 0xf) << 2 */
jit->seen |= SEEN_RET0;
if ((int) K < 0) {
@@ -596,17 +589,17 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
jit->seen |= SEEN_DATAREF | SEEN_LOAD_BMSH;
offset = jit->off_load_bmsh;
goto call_fn;
- case BPF_S_LD_W_LEN: /* A = skb->len; */
+ case BPF_LD | BPF_W | BPF_LEN: /* A = skb->len; */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, len) != 4);
/* l %r5,<d(len)>(%r2) */
EMIT4_DISP(0x58502000, offsetof(struct sk_buff, len));
break;
- case BPF_S_LDX_W_LEN: /* X = skb->len; */
+ case BPF_LDX | BPF_W | BPF_LEN: /* X = skb->len; */
jit->seen |= SEEN_XREG;
/* l %r12,<d(len)>(%r2) */
EMIT4_DISP(0x58c02000, offsetof(struct sk_buff, len));
break;
- case BPF_S_LD_IMM: /* A = K */
+ case BPF_LD | BPF_IMM: /* A = K */
if (K <= 16383)
/* lhi %r5,K */
EMIT4_IMM(0xa7580000, K);
@@ -617,7 +610,7 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* l %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5850d000, EMIT_CONST(K));
break;
- case BPF_S_LDX_IMM: /* X = K */
+ case BPF_LDX | BPF_IMM: /* X = K */
jit->seen |= SEEN_XREG;
if (K <= 16383)
/* lhi %r12,<K> */
@@ -629,29 +622,29 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* l %r12,<d(K)>(%r13) */
EMIT4_DISP(0x58c0d000, EMIT_CONST(K));
break;
- case BPF_S_LD_MEM: /* A = mem[K] */
+ case BPF_LD | BPF_MEM: /* A = mem[K] */
jit->seen |= SEEN_MEM;
/* l %r5,<K>(%r15) */
EMIT4_DISP(0x5850f000,
(jit->seen & SEEN_DATAREF) ? 160 + K*4 : K*4);
break;
- case BPF_S_LDX_MEM: /* X = mem[K] */
+ case BPF_LDX | BPF_MEM: /* X = mem[K] */
jit->seen |= SEEN_XREG | SEEN_MEM;
/* l %r12,<K>(%r15) */
EMIT4_DISP(0x58c0f000,
(jit->seen & SEEN_DATAREF) ? 160 + K*4 : K*4);
break;
- case BPF_S_MISC_TAX: /* X = A */
+ case BPF_MISC | BPF_TAX: /* X = A */
jit->seen |= SEEN_XREG;
/* lr %r12,%r5 */
EMIT2(0x18c5);
break;
- case BPF_S_MISC_TXA: /* A = X */
+ case BPF_MISC | BPF_TXA: /* A = X */
jit->seen |= SEEN_XREG;
/* lr %r5,%r12 */
EMIT2(0x185c);
break;
- case BPF_S_RET_K:
+ case BPF_RET | BPF_K:
if (K == 0) {
jit->seen |= SEEN_RET0;
if (last)
@@ -671,33 +664,33 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
EMIT4_PCREL(0xa7f40000, jit->exit_ip - jit->prg);
}
break;
- case BPF_S_RET_A:
+ case BPF_RET | BPF_A:
/* llgfr %r2,%r5 */
EMIT4(0xb9160025);
/* j <exit> */
EMIT4_PCREL(0xa7f40000, jit->exit_ip - jit->prg);
break;
- case BPF_S_ST: /* mem[K] = A */
+ case BPF_ST: /* mem[K] = A */
jit->seen |= SEEN_MEM;
/* st %r5,<K>(%r15) */
EMIT4_DISP(0x5050f000,
(jit->seen & SEEN_DATAREF) ? 160 + K*4 : K*4);
break;
- case BPF_S_STX: /* mem[K] = X : mov %ebx,off8(%rbp) */
+ case BPF_STX: /* mem[K] = X : mov %ebx,off8(%rbp) */
jit->seen |= SEEN_XREG | SEEN_MEM;
/* st %r12,<K>(%r15) */
EMIT4_DISP(0x50c0f000,
(jit->seen & SEEN_DATAREF) ? 160 + K*4 : K*4);
break;
- case BPF_S_ANC_PROTOCOL: /* A = ntohs(skb->protocol); */
+ case BPF_ANC | SKF_AD_PROTOCOL: /* A = ntohs(skb->protocol); */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, protocol) != 2);
/* lhi %r5,0 */
EMIT4(0xa7580000);
/* icm %r5,3,<d(protocol)>(%r2) */
EMIT4_DISP(0xbf532000, offsetof(struct sk_buff, protocol));
break;
- case BPF_S_ANC_IFINDEX: /* if (!skb->dev) return 0;
- * A = skb->dev->ifindex */
+ case BPF_ANC | SKF_AD_IFINDEX: /* if (!skb->dev) return 0;
+ * A = skb->dev->ifindex */
BUILD_BUG_ON(FIELD_SIZEOF(struct net_device, ifindex) != 4);
jit->seen |= SEEN_RET0;
/* lg %r1,<d(dev)>(%r2) */
@@ -709,20 +702,20 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* l %r5,<d(ifindex)>(%r1) */
EMIT4_DISP(0x58501000, offsetof(struct net_device, ifindex));
break;
- case BPF_S_ANC_MARK: /* A = skb->mark */
+ case BPF_ANC | SKF_AD_MARK: /* A = skb->mark */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, mark) != 4);
/* l %r5,<d(mark)>(%r2) */
EMIT4_DISP(0x58502000, offsetof(struct sk_buff, mark));
break;
- case BPF_S_ANC_QUEUE: /* A = skb->queue_mapping */
+ case BPF_ANC | SKF_AD_QUEUE: /* A = skb->queue_mapping */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, queue_mapping) != 2);
/* lhi %r5,0 */
EMIT4(0xa7580000);
/* icm %r5,3,<d(queue_mapping)>(%r2) */
EMIT4_DISP(0xbf532000, offsetof(struct sk_buff, queue_mapping));
break;
- case BPF_S_ANC_HATYPE: /* if (!skb->dev) return 0;
- * A = skb->dev->type */
+ case BPF_ANC | SKF_AD_HATYPE: /* if (!skb->dev) return 0;
+ * A = skb->dev->type */
BUILD_BUG_ON(FIELD_SIZEOF(struct net_device, type) != 2);
jit->seen |= SEEN_RET0;
/* lg %r1,<d(dev)>(%r2) */
@@ -736,20 +729,20 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* icm %r5,3,<d(type)>(%r1) */
EMIT4_DISP(0xbf531000, offsetof(struct net_device, type));
break;
- case BPF_S_ANC_RXHASH: /* A = skb->hash */
+ case BPF_ANC | SKF_AD_RXHASH: /* A = skb->hash */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, hash) != 4);
/* l %r5,<d(hash)>(%r2) */
EMIT4_DISP(0x58502000, offsetof(struct sk_buff, hash));
break;
- case BPF_S_ANC_VLAN_TAG:
- case BPF_S_ANC_VLAN_TAG_PRESENT:
+ case BPF_ANC | SKF_AD_VLAN_TAG:
+ case BPF_ANC | SKF_AD_VLAN_TAG_PRESENT:
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, vlan_tci) != 2);
BUILD_BUG_ON(VLAN_TAG_PRESENT != 0x1000);
/* lhi %r5,0 */
EMIT4(0xa7580000);
/* icm %r5,3,<d(vlan_tci)>(%r2) */
EMIT4_DISP(0xbf532000, offsetof(struct sk_buff, vlan_tci));
- if (filter->code == BPF_S_ANC_VLAN_TAG) {
+ if (code == (BPF_ANC | SKF_AD_VLAN_TAG)) {
/* nill %r5,0xefff */
EMIT4_IMM(0xa5570000, ~VLAN_TAG_PRESENT);
} else {
@@ -759,7 +752,7 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
EMIT4_DISP(0x88500000, 12);
}
break;
- case BPF_S_ANC_PKTTYPE:
+ case BPF_ANC | SKF_AD_PKTTYPE:
if (pkt_type_offset < 0)
goto out;
/* lhi %r5,0 */
@@ -769,7 +762,7 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* srl %r5,5 */
EMIT4_DISP(0x88500000, 5);
break;
- case BPF_S_ANC_CPU: /* A = smp_processor_id() */
+ case BPF_ANC | SKF_AD_CPU: /* A = smp_processor_id() */
#ifdef CONFIG_SMP
/* l %r5,<d(cpu_nr)> */
EMIT4_DISP(0x58500000, offsetof(struct _lowcore, cpu_nr));
diff --git a/arch/sparc/net/bpf_jit_comp.c b/arch/sparc/net/bpf_jit_comp.c
index a82c6b2a9780..c88cf147deed 100644
--- a/arch/sparc/net/bpf_jit_comp.c
+++ b/arch/sparc/net/bpf_jit_comp.c
@@ -415,20 +415,11 @@ void bpf_jit_compile(struct sk_filter *fp)
emit_reg_move(O7, r_saved_O7);
switch (filter[0].code) {
- case BPF_S_RET_K:
- case BPF_S_LD_W_LEN:
- case BPF_S_ANC_PROTOCOL:
- case BPF_S_ANC_PKTTYPE:
- case BPF_S_ANC_IFINDEX:
- case BPF_S_ANC_MARK:
- case BPF_S_ANC_RXHASH:
- case BPF_S_ANC_VLAN_TAG:
- case BPF_S_ANC_VLAN_TAG_PRESENT:
- case BPF_S_ANC_CPU:
- case BPF_S_ANC_QUEUE:
- case BPF_S_LD_W_ABS:
- case BPF_S_LD_H_ABS:
- case BPF_S_LD_B_ABS:
+ case BPF_RET | BPF_K:
+ case BPF_LD | BPF_W | BPF_LEN:
+ case BPF_LD | BPF_W | BPF_ABS:
+ case BPF_LD | BPF_H | BPF_ABS:
+ case BPF_LD | BPF_B | BPF_ABS:
/* The first instruction sets the A register (or is
* a "RET 'constant'")
*/
@@ -445,59 +436,60 @@ void bpf_jit_compile(struct sk_filter *fp)
unsigned int t_offset;
unsigned int f_offset;
u32 t_op, f_op;
+ u16 code = bpf_anc_helper(&filter[i]);
int ilen;
- switch (filter[i].code) {
- case BPF_S_ALU_ADD_X: /* A += X; */
+ switch (code) {
+ case BPF_ALU | BPF_ADD | BPF_X: /* A += X; */
emit_alu_X(ADD);
break;
- case BPF_S_ALU_ADD_K: /* A += K; */
+ case BPF_ALU | BPF_ADD | BPF_K: /* A += K; */
emit_alu_K(ADD, K);
break;
- case BPF_S_ALU_SUB_X: /* A -= X; */
+ case BPF_ALU | BPF_SUB | BPF_X: /* A -= X; */
emit_alu_X(SUB);
break;
- case BPF_S_ALU_SUB_K: /* A -= K */
+ case BPF_ALU | BPF_SUB | BPF_K: /* A -= K */
emit_alu_K(SUB, K);
break;
- case BPF_S_ALU_AND_X: /* A &= X */
+ case BPF_ALU | BPF_AND | BPF_X: /* A &= X */
emit_alu_X(AND);
break;
- case BPF_S_ALU_AND_K: /* A &= K */
+ case BPF_ALU | BPF_AND | BPF_K: /* A &= K */
emit_alu_K(AND, K);
break;
- case BPF_S_ALU_OR_X: /* A |= X */
+ case BPF_ALU | BPF_OR | BPF_X: /* A |= X */
emit_alu_X(OR);
break;
- case BPF_S_ALU_OR_K: /* A |= K */
+ case BPF_ALU | BPF_OR | BPF_K: /* A |= K */
emit_alu_K(OR, K);
break;
- case BPF_S_ANC_ALU_XOR_X: /* A ^= X; */
- case BPF_S_ALU_XOR_X:
+ case BPF_ANC | SKF_AD_ALU_XOR_X: /* A ^= X; */
+ case BPF_ALU | BPF_XOR | BPF_X:
emit_alu_X(XOR);
break;
- case BPF_S_ALU_XOR_K: /* A ^= K */
+ case BPF_ALU | BPF_XOR | BPF_K: /* A ^= K */
emit_alu_K(XOR, K);
break;
- case BPF_S_ALU_LSH_X: /* A <<= X */
+ case BPF_ALU | BPF_LSH | BPF_X: /* A <<= X */
emit_alu_X(SLL);
break;
- case BPF_S_ALU_LSH_K: /* A <<= K */
+ case BPF_ALU | BPF_LSH | BPF_K: /* A <<= K */
emit_alu_K(SLL, K);
break;
- case BPF_S_ALU_RSH_X: /* A >>= X */
+ case BPF_ALU | BPF_RSH | BPF_X: /* A >>= X */
emit_alu_X(SRL);
break;
- case BPF_S_ALU_RSH_K: /* A >>= K */
+ case BPF_ALU | BPF_RSH | BPF_K: /* A >>= K */
emit_alu_K(SRL, K);
break;
- case BPF_S_ALU_MUL_X: /* A *= X; */
+ case BPF_ALU | BPF_MUL | BPF_X: /* A *= X; */
emit_alu_X(MUL);
break;
- case BPF_S_ALU_MUL_K: /* A *= K */
+ case BPF_ALU | BPF_MUL | BPF_K: /* A *= K */
emit_alu_K(MUL, K);
break;
- case BPF_S_ALU_DIV_K: /* A /= K with K != 0*/
+ case BPF_ALU | BPF_DIV | BPF_K: /* A /= K with K != 0*/
if (K == 1)
break;
emit_write_y(G0);
@@ -512,7 +504,7 @@ void bpf_jit_compile(struct sk_filter *fp)
#endif
emit_alu_K(DIV, K);
break;
- case BPF_S_ALU_DIV_X: /* A /= X; */
+ case BPF_ALU | BPF_DIV | BPF_X: /* A /= X; */
emit_cmpi(r_X, 0);
if (pc_ret0 > 0) {
t_offset = addrs[pc_ret0 - 1];
@@ -544,10 +536,10 @@ void bpf_jit_compile(struct sk_filter *fp)
#endif
emit_alu_X(DIV);
break;
- case BPF_S_ALU_NEG:
+ case BPF_ALU | BPF_NEG:
emit_neg();
break;
- case BPF_S_RET_K:
+ case BPF_RET | BPF_K:
if (!K) {
if (pc_ret0 == -1)
pc_ret0 = i;
@@ -556,7 +548,7 @@ void bpf_jit_compile(struct sk_filter *fp)
emit_loadimm(K, r_A);
}
/* Fallthrough */
- case BPF_S_RET_A:
+ case BPF_RET | BPF_A:
if (seen_or_pass0) {
if (i != flen - 1) {
emit_jump(cleanup_addr);
@@ -573,18 +565,18 @@ void bpf_jit_compile(struct sk_filter *fp)
emit_jmpl(r_saved_O7, 8, G0);
emit_reg_move(r_A, O0); /* delay slot */
break;
- case BPF_S_MISC_TAX:
+ case BPF_MISC | BPF_TAX:
seen |= SEEN_XREG;
emit_reg_move(r_A, r_X);
break;
- case BPF_S_MISC_TXA:
+ case BPF_MISC | BPF_TXA:
seen |= SEEN_XREG;
emit_reg_move(r_X, r_A);
break;
- case BPF_S_ANC_CPU:
+ case BPF_ANC | SKF_AD_CPU:
emit_load_cpu(r_A);
break;
- case BPF_S_ANC_PROTOCOL:
+ case BPF_ANC | SKF_AD_PROTOCOL:
emit_skb_load16(protocol, r_A);
break;
#if 0
@@ -592,38 +584,38 @@ void bpf_jit_compile(struct sk_filter *fp)
* a bit field even though we very much
* know what we are doing here.
*/
- case BPF_S_ANC_PKTTYPE:
+ case BPF_ANC | SKF_AD_PKTTYPE:
__emit_skb_load8(pkt_type, r_A);
emit_alu_K(SRL, 5);
break;
#endif
- case BPF_S_ANC_IFINDEX:
+ case BPF_ANC | SKF_AD_IFINDEX:
emit_skb_loadptr(dev, r_A);
emit_cmpi(r_A, 0);
emit_branch(BNE_PTR, cleanup_addr + 4);
emit_nop();
emit_load32(r_A, struct net_device, ifindex, r_A);
break;
- case BPF_S_ANC_MARK:
+ case BPF_ANC | SKF_AD_MARK:
emit_skb_load32(mark, r_A);
break;
- case BPF_S_ANC_QUEUE:
+ case BPF_ANC | SKF_AD_QUEUE:
emit_skb_load16(queue_mapping, r_A);
break;
- case BPF_S_ANC_HATYPE:
+ case BPF_ANC | SKF_AD_HATYPE:
emit_skb_loadptr(dev, r_A);
emit_cmpi(r_A, 0);
emit_branch(BNE_PTR, cleanup_addr + 4);
emit_nop();
emit_load16(r_A, struct net_device, type, r_A);
break;
- case BPF_S_ANC_RXHASH:
+ case BPF_ANC | SKF_AD_RXHASH:
emit_skb_load32(hash, r_A);
break;
- case BPF_S_ANC_VLAN_TAG:
- case BPF_S_ANC_VLAN_TAG_PRESENT:
+ case BPF_ANC | SKF_AD_VLAN_TAG:
+ case BPF_ANC | SKF_AD_VLAN_TAG_PRESENT:
emit_skb_load16(vlan_tci, r_A);
- if (filter[i].code == BPF_S_ANC_VLAN_TAG) {
+ if (code == (BPF_ANC | SKF_AD_VLAN_TAG)) {
emit_andi(r_A, VLAN_VID_MASK, r_A);
} else {
emit_loadimm(VLAN_TAG_PRESENT, r_TMP);
@@ -631,44 +623,44 @@ void bpf_jit_compile(struct sk_filter *fp)
}
break;
- case BPF_S_LD_IMM:
+ case BPF_LD | BPF_IMM:
emit_loadimm(K, r_A);
break;
- case BPF_S_LDX_IMM:
+ case BPF_LDX | BPF_IMM:
emit_loadimm(K, r_X);
break;
- case BPF_S_LD_MEM:
+ case BPF_LD | BPF_MEM:
emit_ldmem(K * 4, r_A);
break;
- case BPF_S_LDX_MEM:
+ case BPF_LDX | BPF_MEM:
emit_ldmem(K * 4, r_X);
break;
- case BPF_S_ST:
+ case BPF_ST:
emit_stmem(K * 4, r_A);
break;
- case BPF_S_STX:
+ case BPF_STX:
emit_stmem(K * 4, r_X);
break;
#define CHOOSE_LOAD_FUNC(K, func) \
((int)K < 0 ? ((int)K >= SKF_LL_OFF ? func##_negative_offset : func) : func##_positive_offset)
- case BPF_S_LD_W_ABS:
+ case BPF_LD | BPF_W | BPF_ABS:
func = CHOOSE_LOAD_FUNC(K, bpf_jit_load_word);
common_load: seen |= SEEN_DATAREF;
emit_loadimm(K, r_OFF);
emit_call(func);
break;
- case BPF_S_LD_H_ABS:
+ case BPF_LD | BPF_H | BPF_ABS:
func = CHOOSE_LOAD_FUNC(K, bpf_jit_load_half);
goto common_load;
- case BPF_S_LD_B_ABS:
+ case BPF_LD | BPF_B | BPF_ABS:
func = CHOOSE_LOAD_FUNC(K, bpf_jit_load_byte);
goto common_load;
- case BPF_S_LDX_B_MSH:
+ case BPF_LDX | BPF_B | BPF_MSH:
func = CHOOSE_LOAD_FUNC(K, bpf_jit_load_byte_msh);
goto common_load;
- case BPF_S_LD_W_IND:
+ case BPF_LD | BPF_W | BPF_IND:
func = bpf_jit_load_word;
common_load_ind: seen |= SEEN_DATAREF | SEEN_XREG;
if (K) {
@@ -683,13 +675,13 @@ common_load_ind: seen |= SEEN_DATAREF | SEEN_XREG;
}
emit_call(func);
break;
- case BPF_S_LD_H_IND:
+ case BPF_LD | BPF_H | BPF_IND:
func = bpf_jit_load_half;
goto common_load_ind;
- case BPF_S_LD_B_IND:
+ case BPF_LD | BPF_B | BPF_IND:
func = bpf_jit_load_byte;
goto common_load_ind;
- case BPF_S_JMP_JA:
+ case BPF_JMP | BPF_JA:
emit_jump(addrs[i + K]);
emit_nop();
break;
@@ -700,14 +692,14 @@ common_load_ind: seen |= SEEN_DATAREF | SEEN_XREG;
f_op = FOP; \
goto cond_branch
- COND_SEL(BPF_S_JMP_JGT_K, BGU, BLEU);
- COND_SEL(BPF_S_JMP_JGE_K, BGEU, BLU);
- COND_SEL(BPF_S_JMP_JEQ_K, BE, BNE);
- COND_SEL(BPF_S_JMP_JSET_K, BNE, BE);
- COND_SEL(BPF_S_JMP_JGT_X, BGU, BLEU);
- COND_SEL(BPF_S_JMP_JGE_X, BGEU, BLU);
- COND_SEL(BPF_S_JMP_JEQ_X, BE, BNE);
- COND_SEL(BPF_S_JMP_JSET_X, BNE, BE);
+ COND_SEL(BPF_JMP | BPF_JGT | BPF_K, BGU, BLEU);
+ COND_SEL(BPF_JMP | BPF_JGE | BPF_K, BGEU, BLU);
+ COND_SEL(BPF_JMP | BPF_JEQ | BPF_K, BE, BNE);
+ COND_SEL(BPF_JMP | BPF_JSET | BPF_K, BNE, BE);
+ COND_SEL(BPF_JMP | BPF_JGT | BPF_X, BGU, BLEU);
+ COND_SEL(BPF_JMP | BPF_JGE | BPF_X, BGEU, BLU);
+ COND_SEL(BPF_JMP | BPF_JEQ | BPF_X, BE, BNE);
+ COND_SEL(BPF_JMP | BPF_JSET | BPF_X, BNE, BE);
cond_branch: f_offset = addrs[i + filter[i].jf];
t_offset = addrs[i + filter[i].jt];
@@ -719,20 +711,20 @@ cond_branch: f_offset = addrs[i + filter[i].jf];
break;
}
- switch (filter[i].code) {
- case BPF_S_JMP_JGT_X:
- case BPF_S_JMP_JGE_X:
- case BPF_S_JMP_JEQ_X:
+ switch (code) {
+ case BPF_JMP | BPF_JGT | BPF_X:
+ case BPF_JMP | BPF_JGE | BPF_X:
+ case BPF_JMP | BPF_JEQ | BPF_X:
seen |= SEEN_XREG;
emit_cmp(r_A, r_X);
break;
- case BPF_S_JMP_JSET_X:
+ case BPF_JMP | BPF_JSET | BPF_X:
seen |= SEEN_XREG;
emit_btst(r_A, r_X);
break;
- case BPF_S_JMP_JEQ_K:
- case BPF_S_JMP_JGT_K:
- case BPF_S_JMP_JGE_K:
+ case BPF_JMP | BPF_JEQ | BPF_K:
+ case BPF_JMP | BPF_JGT | BPF_K:
+ case BPF_JMP | BPF_JGE | BPF_K:
if (is_simm13(K)) {
emit_cmpi(r_A, K);
} else {
@@ -740,7 +732,7 @@ cond_branch: f_offset = addrs[i + filter[i].jf];
emit_cmp(r_A, r_TMP);
}
break;
- case BPF_S_JMP_JSET_K:
+ case BPF_JMP | BPF_JSET | BPF_K:
if (is_simm13(K)) {
emit_btsti(r_A, K);
} else {