[PATCH V3 09/14] tools/perf: Add more instructions for instruction tracking

Athira Rajeev
2024-06-01T06:10:36Z

Add few more instructions and use opcode as search key
to find if it is supported by the architecture. Added ones
are: addi, addic, addic., addis, subfic and mulli

Signed-off-by: Athira Rajeev <atrajeev@linux.vnet.ibm.com>
---
tools/perf/arch/powerpc/annotate/instructions.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/tools/perf/arch/powerpc/annotate/instructions.c b/tools/perf/arch/powerpc/annotate/instructions.c
index bec8ab0ee18d..db72148eb857 100644
--- a/tools/perf/arch/powerpc/annotate/instructions.c
+++ b/tools/perf/arch/powerpc/annotate/instructions.c
@@ -172,6 +172,14 @@ static struct insn_offset arithmetic_ins_op_31[] = {
{ .name = "DIV_W_XO_FORM", .value = 491, },
};

+static struct insn_offset arithmetic_two_ops[] = {
+ { .name = "mulli", .value = 7, },
+ { .name = "subfic", .value = 8, },
+ { .name = "addic", .value = 12, },
+ { .name = "addic.", .value = 13, },
+ { .name = "addi", .value = 14, },
+ { .name = "addis", .value = 15, },
+};

static int cmp_offset(const void *a, const void *b)
{
@@ -212,6 +220,12 @@ static struct ins_ops *check_ppc_insn(int raw_insn)
if (PPC_21_30(raw_insn) == 444)
return &arithmetic_ops;
}
+ } else {
+ mem_insns_31_opcode.value = opcode;
+ ret = bsearch(&mem_insns_31_opcode, arithmetic_two_ops, ARRAY_SIZE(arithmetic_two_ops),
+ sizeof(arithmetic_two_ops[0]), cmp_offset);
+ if (ret != NULL)
+ return &arithmetic_ops;
}

return NULL;
--
2.43.0