Signed-off-by: David S. Miller <da...@davemloft.net> --- tools/perf/arch/sparc/annotate/instructions.c | 169 ++++++++++++++++++ tools/perf/util/annotate.c | 8 + 2 files changed, 177 insertions(+) create mode 100644 tools/perf/arch/sparc/annotate/instructions.c
diff --git a/tools/perf/arch/sparc/annotate/instructions.c b/tools/perf/arch/sparc/annotate/instructions.c new file mode 100644 index 000000000000..2614c010c235 --- /dev/null +++ b/tools/perf/arch/sparc/annotate/instructions.c @@ -0,0 +1,169 @@ +// SPDX-License-Identifier: GPL-2.0 + +static int is_branch_cond(const char *cond) +{ + if (cond[0] == '\0') + return 1; + + if (cond[0] == 'a' && cond[1] == '\0') + return 1; + + if (cond[0] == 'c' && + (cond[1] == 'c' || cond[1] == 's') && + cond[2] == '\0') + return 1; + + if (cond[0] == 'e' && + (cond[1] == '\0' || + (cond[1] == 'q' && cond[2] == '\0'))) + return 1; + + if (cond[0] == 'g' && + (cond[1] == '\0' || + (cond[1] == 't' && cond[2] == '\0') || + (cond[1] == 'e' && cond[2] == '\0') || + (cond[1] == 'e' && cond[2] == 'u' && cond[3] == '\0'))) + return 1; + + if (cond[0] == 'l' && + (cond[1] == '\0' || + (cond[1] == 't' && cond[2] == '\0') || + (cond[1] == 'u' && cond[2] == '\0') || + (cond[1] == 'e' && cond[2] == '\0') || + (cond[1] == 'e' && cond[2] == 'u' && cond[3] == '\0'))) + return 1; + + if (cond[0] == 'n' && + (cond[1] == '\0' || + (cond[1] == 'e' && cond[2] == '\0') || + (cond[1] == 'z' && cond[2] == '\0') || + (cond[1] == 'e' && cond[2] == 'g' && cond[3] == '\0'))) + return 1; + + if (cond[0] == 'b' && + cond[1] == 'p' && + cond[2] == 'o' && + cond[3] == 's' && + cond[4] == '\0') + return 1; + + if (cond[0] == 'v' && + (cond[1] == 'c' || cond[1] == 's') && + cond[2] == '\0') + return 1; + + if (cond[0] == 'b' && + cond[1] == 'z' && + cond[2] == '\0') + return 1; + + return 0; +} + +static int is_branch_reg_cond(const char *cond) +{ + if ((cond[0] == 'n' || cond[0] == 'l') && + cond[1] == 'z' && + cond[2] == '\0') + return 1; + + if (cond[0] == 'z' && + cond[1] == '\0') + return 1; + + if ((cond[0] == 'g' || cond[0] == 'l') && + cond[1] == 'e' && + cond[2] == 'z' && + cond[3] == '\0') + return 1; + + if (cond[0] == 'g' && + cond[1] == 'z' && + cond[2] == '\0') + return 1; + + return 0; +} + +static int is_branch_float_cond(const char *cond) +{ + if (cond[0] == '\0') + return 1; + + if ((cond[0] == 'a' || cond[0] == 'e' || + cond[0] == 'z' || cond[0] == 'g' || + cond[0] == 'l' || cond[0] == 'n' || + cond[0] == 'o' || cond[0] == 'u') && + cond[1] == '\0') + return 1; + + if (((cond[0] == 'g' && cond[1] == 'e') || + (cond[0] == 'l' && (cond[1] == 'e' || + cond[1] == 'g')) || + (cond[0] == 'n' && (cond[1] == 'e' || + cond[1] == 'z')) || + (cond[0] == 'u' && (cond[1] == 'e' || + cond[1] == 'g' || + cond[1] == 'l'))) && + cond[2] == '\0') + return 1; + + if (cond[0] == 'u' && + (cond[1] == 'g' || cond[1] == 'l') && + cond[2] == 'e' && + cond[3] == '\0') + return 1; + + return 0; +} + +static struct ins_ops *sparc__associate_instruction_ops(struct arch *arch, const char *name) +{ + struct ins_ops *ops = NULL; + + if (!strcmp(name, "call") || + !strcmp(name, "jmp") || + !strcmp(name, "jmpl")) { + ops = &call_ops; + } else if (!strcmp(name, "ret") || + !strcmp(name, "retl") || + !strcmp(name, "return")) { + ops = &ret_ops; + } else if (!strcmp(name, "mov")) { + ops = &mov_ops; + } else { + if (name[0] == 'c' && + (name[1] == 'w' || name[1] == 'x')) + name += 2; + + if (name[0] == 'b') { + const char *cond = name + 1; + + if (cond[0] == 'r') { + if (is_branch_reg_cond(cond + 1)) + ops = &jump_ops; + } else if (is_branch_cond(cond)) { + ops = &jump_ops; + } + } else if (name[0] == 'f' && name[1] == 'b') { + if (is_branch_float_cond(name + 2)) + ops = &jump_ops; + } + } + + if (ops) + arch__associate_ins_ops(arch, name, ops); + + return ops; +} + +static int sparc__annotate_init(struct arch *arch, char *cpuid __maybe_unused) +{ + if (!arch->initialized) { + arch->initialized = true; + arch->associate_instruction_ops = sparc__associate_instruction_ops; + arch->objdump.comment_char = '#'; + } + + return 0; +} diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 28cd6a17491b..6936daf89ddd 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -139,6 +139,7 @@ static int arch__associate_ins_ops(struct arch* arch, const char *name, struct i #include "arch/x86/annotate/instructions.c" #include "arch/powerpc/annotate/instructions.c" #include "arch/s390/annotate/instructions.c" +#include "arch/sparc/annotate/instructions.c" static struct arch architectures[] = { { @@ -170,6 +171,13 @@ static struct arch architectures[] = { .comment_char = '#', }, }, + { + .name = "sparc", + .init = sparc__annotate_init, + .objdump = { + .comment_char = '#', + }, + }, }; static void ins__delete(struct ins_operands *ops) -- 2.19.1.328.g5a0cc8aca