7 #include "tests/tests.h"
9 #define STACK_SIZE 8192
11 static int sample_ustack(struct perf_sample *sample,
12 struct thread *thread, u64 *regs)
14 struct stack_dump *stack = &sample->user_stack;
19 buf = malloc(STACK_SIZE);
21 pr_debug("failed to allocate sample uregs data\n");
25 sp = (unsigned long) regs[PERF_REG_ARM_SP];
27 map = map_groups__find(thread->mg, MAP__VARIABLE, (u64) sp);
29 pr_debug("failed to get stack map\n");
34 stack_size = map->end - sp;
35 stack_size = stack_size > STACK_SIZE ? STACK_SIZE : stack_size;
37 memcpy(buf, (void *) sp, stack_size);
38 stack->data = (char *) buf;
39 stack->size = stack_size;
43 int test__arch_unwind_sample(struct perf_sample *sample,
44 struct thread *thread)
46 struct regs_dump *regs = &sample->user_regs;
49 buf = calloc(1, sizeof(u64) * PERF_REGS_MAX);
51 pr_debug("failed to allocate sample uregs data\n");
56 regs->abi = PERF_SAMPLE_REGS_ABI;
58 regs->mask = PERF_REGS_MASK;
60 return sample_ustack(sample, thread, buf);