Re: [PATCH] powerpc/xmon: Fix array_size.cocci warning
From: Christophe Leroy <hidden>
Date: 2022-11-14 13:18:05
Also in:
lkml
Le 13/11/2022 à 10:13, wangkailong@jari.cn a écrit :
Fix the following coccicheck warning: arch/powerpc/xmon/ppc-opc.c:957:67-68: WARNING: Use ARRAY_SIZE arch/powerpc/xmon/ppc-opc.c:7280:24-25: WARNING: Use ARRAY_SIZE arch/powerpc/xmon/ppc-opc.c:6972:25-26: WARNING: Use ARRAY_SIZE arch/powerpc/xmon/ppc-opc.c:7211:21-22: WARNING: Use ARRAY_SIZE Signed-off-by: KaiLong Wang <redacted>
This code is copied from Binutils. This change has been rejected several times already. See https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20181004171036.GA1907@embeddedor.com/#2006148 Christophe
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--- arch/powerpc/xmon/ppc-opc.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-)diff --git a/arch/powerpc/xmon/ppc-opc.c b/arch/powerpc/xmon/ppc-opc.c index 0774d711453e..ad64c2709757 100644 --- a/arch/powerpc/xmon/ppc-opc.c +++ b/arch/powerpc/xmon/ppc-opc.c@@ -954,9 +954,7 @@ const struct powerpc_operand powerpc_operands[] = { 0xff, 11, NULL, NULL, PPC_OPERAND_SIGNOPT }, }; -const unsigned int num_powerpc_operands = (sizeof (powerpc_operands) - / sizeof (powerpc_operands[0])); - +const unsigned int num_powerpc_operands = ARRAY_SIZE(powerpc_operands); /* The functions used to insert and extract complicated operands. */ /* The ARX, ARY, RX and RY operands are alternate encodings of GPRs. */@@ -6968,8 +6966,7 @@ const struct powerpc_opcode powerpc_opcodes[] = { {"fcfidu.", XRC(63,974,1), XRA_MASK, POWER7|PPCA2, PPCVLE, {FRT, FRB}}, }; -const int powerpc_num_opcodes = - sizeof (powerpc_opcodes) / sizeof (powerpc_opcodes[0]); +const int powerpc_num_opcodes = ARRAY_SIZE(powerpc_opcodes);
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/* The VLE opcode table.@@ -7207,8 +7204,7 @@ const struct powerpc_opcode vle_opcodes[] = { {"se_bl", BD8(58,0,1), BD8_MASK, PPCVLE, 0, {B8}}, }; -const int vle_num_opcodes = - sizeof (vle_opcodes) / sizeof (vle_opcodes[0]); +const int vle_num_opcodes = ARRAY_SIZE(vle_opcodes);
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/* The macro table. This is only used by the assembler. */@@ -7276,5 +7272,4 @@ const struct powerpc_macro powerpc_macros[] = { {"e_clrlslwi",4, PPCVLE, "e_rlwinm %0,%1,%3,(%2)-(%3),31-(%3)"}, }; -const int powerpc_num_macros = - sizeof (powerpc_macros) / sizeof (powerpc_macros[0]); +const int powerpc_num_macros = ARRAY_SIZE(powerpc_macros);