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Date: Wed, 22 May 2024 23:05:31 +0800
From: kernel test robot <lkp@...el.com>
To: Shahab Vahedi <shahab@...opsys.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
linux-snps-arc@...ts.infradead.org,
Alexei Starovoitov <ast@...nel.org>
Subject: arch/arc/net/bpf_jit.h:42:15: sparse: sparse: marked inline, but
without a definition
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 29c73fc794c83505066ee6db893b2a83ac5fac63
commit: f122668ddcce450c2585f0be4bf4478d6fd6176b ARC: Add eBPF JIT support
date: 10 days ago
config: arc-randconfig-r133-20240522 (https://download.01.org/0day-ci/archive/20240522/202405222314.UG5F2NHn-lkp@intel.com/config)
compiler: arc-elf-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20240522/202405222314.UG5F2NHn-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202405222314.UG5F2NHn-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
arch/arc/net/bpf_jit_core.c: note: in included file:
>> arch/arc/net/bpf_jit.h:42:15: sparse: sparse: marked inline, but without a definition
--
>> arch/arc/net/bpf_jit_arcv2.c:2238:17: sparse: sparse: statement expected after case label
arch/arc/net/bpf_jit_arcv2.c:2256:17: sparse: sparse: statement expected after case label
arch/arc/net/bpf_jit_arcv2.c:2872:9: sparse: sparse: statement expected after case label
>> arch/arc/net/bpf_jit_arcv2.c:65:10: sparse: sparse: symbol 'bpf2arc' was not declared. Should it be static?
>> arch/arc/net/bpf_jit_arcv2.c:2536:3: sparse: sparse: symbol 'arcv2_64_jccs' was not declared. Should it be static?
>> arch/arc/net/bpf_jit_arcv2.c:2886:10: sparse: sparse: symbol 'arcv2_32_jmps' was not declared. Should it be static?
vim +42 arch/arc/net/bpf_jit.h
39
40 /************** Functions that the back-end must provide **************/
41 /* Extension for 32-bit operations. */
> 42 inline u8 zext(u8 *buf, u8 rd);
43 /***** Moves *****/
44 u8 mov_r32(u8 *buf, u8 rd, u8 rs, u8 sign_ext);
45 u8 mov_r32_i32(u8 *buf, u8 reg, s32 imm);
46 u8 mov_r64(u8 *buf, u8 rd, u8 rs, u8 sign_ext);
47 u8 mov_r64_i32(u8 *buf, u8 reg, s32 imm);
48 u8 mov_r64_i64(u8 *buf, u8 reg, u32 lo, u32 hi);
49 /***** Loads and stores *****/
50 u8 load_r(u8 *buf, u8 rd, u8 rs, s16 off, u8 size, bool sign_ext);
51 u8 store_r(u8 *buf, u8 rd, u8 rs, s16 off, u8 size);
52 u8 store_i(u8 *buf, s32 imm, u8 rd, s16 off, u8 size);
53 /***** Addition *****/
54 u8 add_r32(u8 *buf, u8 rd, u8 rs);
55 u8 add_r32_i32(u8 *buf, u8 rd, s32 imm);
56 u8 add_r64(u8 *buf, u8 rd, u8 rs);
57 u8 add_r64_i32(u8 *buf, u8 rd, s32 imm);
58 /***** Subtraction *****/
59 u8 sub_r32(u8 *buf, u8 rd, u8 rs);
60 u8 sub_r32_i32(u8 *buf, u8 rd, s32 imm);
61 u8 sub_r64(u8 *buf, u8 rd, u8 rs);
62 u8 sub_r64_i32(u8 *buf, u8 rd, s32 imm);
63 /***** Multiplication *****/
64 u8 mul_r32(u8 *buf, u8 rd, u8 rs);
65 u8 mul_r32_i32(u8 *buf, u8 rd, s32 imm);
66 u8 mul_r64(u8 *buf, u8 rd, u8 rs);
67 u8 mul_r64_i32(u8 *buf, u8 rd, s32 imm);
68 /***** Division *****/
69 u8 div_r32(u8 *buf, u8 rd, u8 rs, bool sign_ext);
70 u8 div_r32_i32(u8 *buf, u8 rd, s32 imm, bool sign_ext);
71 /***** Remainder *****/
72 u8 mod_r32(u8 *buf, u8 rd, u8 rs, bool sign_ext);
73 u8 mod_r32_i32(u8 *buf, u8 rd, s32 imm, bool sign_ext);
74 /***** Bitwise AND *****/
75 u8 and_r32(u8 *buf, u8 rd, u8 rs);
76 u8 and_r32_i32(u8 *buf, u8 rd, s32 imm);
77 u8 and_r64(u8 *buf, u8 rd, u8 rs);
78 u8 and_r64_i32(u8 *buf, u8 rd, s32 imm);
79 /***** Bitwise OR *****/
80 u8 or_r32(u8 *buf, u8 rd, u8 rs);
81 u8 or_r32_i32(u8 *buf, u8 rd, s32 imm);
82 u8 or_r64(u8 *buf, u8 rd, u8 rs);
83 u8 or_r64_i32(u8 *buf, u8 rd, s32 imm);
84 /***** Bitwise XOR *****/
85 u8 xor_r32(u8 *buf, u8 rd, u8 rs);
86 u8 xor_r32_i32(u8 *buf, u8 rd, s32 imm);
87 u8 xor_r64(u8 *buf, u8 rd, u8 rs);
88 u8 xor_r64_i32(u8 *buf, u8 rd, s32 imm);
89 /***** Bitwise Negate *****/
90 u8 neg_r32(u8 *buf, u8 r);
91 u8 neg_r64(u8 *buf, u8 r);
92 /***** Bitwise left shift *****/
93 u8 lsh_r32(u8 *buf, u8 rd, u8 rs);
94 u8 lsh_r32_i32(u8 *buf, u8 rd, u8 imm);
95 u8 lsh_r64(u8 *buf, u8 rd, u8 rs);
96 u8 lsh_r64_i32(u8 *buf, u8 rd, s32 imm);
97 /***** Bitwise right shift (logical) *****/
98 u8 rsh_r32(u8 *buf, u8 rd, u8 rs);
99 u8 rsh_r32_i32(u8 *buf, u8 rd, u8 imm);
100 u8 rsh_r64(u8 *buf, u8 rd, u8 rs);
101 u8 rsh_r64_i32(u8 *buf, u8 rd, s32 imm);
102 /***** Bitwise right shift (arithmetic) *****/
103 u8 arsh_r32(u8 *buf, u8 rd, u8 rs);
104 u8 arsh_r32_i32(u8 *buf, u8 rd, u8 imm);
105 u8 arsh_r64(u8 *buf, u8 rd, u8 rs);
106 u8 arsh_r64_i32(u8 *buf, u8 rd, s32 imm);
107 /***** Frame related *****/
108 u32 mask_for_used_regs(u8 bpf_reg, bool is_call);
109 u8 arc_prologue(u8 *buf, u32 usage, u16 frame_size);
110 u8 arc_epilogue(u8 *buf, u32 usage, u16 frame_size);
111 /***** Jumps *****/
112 /*
113 * Different sorts of conditions (ARC enum as opposed to BPF_*).
114 *
115 * Do not change the order of enums here. ARC_CC_SLE+1 is used
116 * to determine the number of JCCs.
117 */
118 enum ARC_CC {
119 ARC_CC_UGT = 0, /* unsigned > */
120 ARC_CC_UGE, /* unsigned >= */
121 ARC_CC_ULT, /* unsigned < */
122 ARC_CC_ULE, /* unsigned <= */
123 ARC_CC_SGT, /* signed > */
124 ARC_CC_SGE, /* signed >= */
125 ARC_CC_SLT, /* signed < */
126 ARC_CC_SLE, /* signed <= */
127 ARC_CC_AL, /* always */
128 ARC_CC_EQ, /* == */
129 ARC_CC_NE, /* != */
130 ARC_CC_SET, /* test */
131 ARC_CC_LAST
132 };
133
--
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https://github.com/intel/lkp-tests/wiki
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