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checkasm: Make --bench output horizontally aligned

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Improves readability.
This commit is contained in:
Henrik Gramner
2023-02-28 16:23:03 +01:00
committed by Henrik Gramner
parent 33da5a6c04
commit 9e522d7a00
1 changed files with 13 additions and 5 deletions
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tests/checkasm/checkasm.c
+13 -5
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@@ -138,6 +138,8 @@ static struct {
int verbose;
int function_listing;
int catch_signals;
int suffix_length;
int max_function_name_length;
#if ARCH_X86_64
void (*simd_warmup)(void);
#endif
@@ -360,10 +362,11 @@ static void print_benchs(const CheckasmFunc *const f) {
if ((state.bench_c || v->cpu || v->next) && v->iterations) {
const double baseline = avg_cycles_per_call(v);
do {
const int pad_length = 10 + state.max_function_name_length -
printf("%s_%s:", f->name, cpu_suffix(v->cpu));
const double cycles = avg_cycles_per_call(v);
const double ratio = cycles ? baseline / cycles : 0.0;
printf("%s_%s: %.1f (%.2fx)\n", f->name,
cpu_suffix(v->cpu), cycles, ratio);
printf("%*.1f (%5.2fx)\n", imax(pad_length, 0), cycles, ratio);
} while ((v = v->next));
}
@@ -531,6 +534,7 @@ static void check_cpu_flag(const char *const name, unsigned flag) {
if (!flag || state.cpu_flag != old_cpu_flag) {
state.cpu_flag_name = name;
state.suffix_length = (int)strlen(cpu_suffix(flag)) + 1;
for (int i = 0; tests[i].func; i++) {
if (state.test_pattern && wildstrcmp(tests[i].name, state.test_pattern))
continue;
@@ -734,9 +738,9 @@ int main(int argc, char *argv[]) {
else
fprintf(stderr, "checkasm: no tests to perform\n");
#ifdef readtime
if (state.bench) {
if (state.bench && state.max_function_name_length) {
state.nop_time = measure_nop_time();
printf("nop: %.1f\n", state.nop_time);
printf("nop:%*.1f\n", state.max_function_name_length + 6, state.nop_time);
print_benchs(state.funcs);
}
#endif
@@ -754,7 +758,7 @@ void *checkasm_check_func(void *const func, const char *const name, ...) {
va_list arg;
va_start(arg, name);
const int name_length = vsnprintf(name_buf, sizeof(name_buf), name, arg);
int name_length = vsnprintf(name_buf, sizeof(name_buf), name, arg);
va_end(arg);
if (!func || name_length <= 0 || (size_t)name_length >= sizeof(name_buf) ||
@@ -785,6 +789,10 @@ void *checkasm_check_func(void *const func, const char *const name, ...) {
v = prev->next = checkasm_malloc(sizeof(CheckasmFuncVersion));
}
name_length += state.suffix_length;
if (name_length > state.max_function_name_length)
state.max_function_name_length = name_length;
v->func = func;
v->ok = 1;
v->cpu = state.cpu_flag;