perf/util/expr.y

38 		double val;
74 static bool is_const(double val)
76 	return isfinite(val);
82 		.val = BOTTOM,
100 		result.val = NAN;
102 			result.val = source_count
113 		result.val = BOTTOM;
129 	if (!compute_ids || (is_const(LHS.val) && is_const(RHS.val))) { \
132 		if (isnan(LHS.val) || isnan(RHS.val)) {			\
133 			RESULT.val = NAN;				\
135 			RESULT.val = LHS.val OP RHS.val;		\
151 		*final_val = $1.val;
157 	if (fpclassify($3.val) == FP_ZERO) {
162 		$$.val = $5.val;
166 	} else if (!compute_ids || is_const($3.val)) {
172 		$$.val = $1.val;
176 	} else if ($1.val == $5.val) {
181 		$$.val = $1.val;
199 	$$.val = $1;
206 	$$.val = expr__has_event(ctx, compute_ids, $3);
212 	$$.val = expr__strcmp_cpuid_str(ctx, compute_ids, $3);
218 	if (is_const($1.val) && is_const($3.val)) {
222 		$$.val = (fpclassify($1.val) == FP_ZERO && fpclassify($3.val) == FP_ZERO) ? 0 : 1;
223 	} else if (is_const($1.val)) {
225 		if (fpclassify($1.val) == FP_ZERO) {
228 			$$.val = 1;
232 	} else if (is_const($3.val)) {
234 		if (fpclassify($3.val) == FP_ZERO) {
237 			$$.val = 1;
247 	if (is_const($1.val) && is_const($3.val)) {
250 		$$.val = (fpclassify($1.val) != FP_ZERO && fpclassify($3.val) != FP_ZERO) ? 1 : 0;
252 	} else if (is_const($1.val)) {
254 		if (fpclassify($1.val) != FP_ZERO) {
257 			$$.val = 0;
261 	} else if (is_const($3.val)) {
263 		if (fpclassify($3.val) != FP_ZERO) {
266 			$$.val = 0;
276 	if (is_const($1.val) && is_const($3.val)) {
279 		$$.val = (fpclassify($1.val) == FP_ZERO) != (fpclassify($3.val) == FP_ZERO) ? 1 : 0;
292 	if (fpclassify($3.val) == FP_ZERO) {
297 		$$.val = NAN;
299 	} else if (!compute_ids || (is_const($1.val) && is_const($3.val))) {
302 		$$.val = $1.val / $3.val;
311 	if (fpclassify($3.val) == FP_ZERO) {
314 	} else if (!compute_ids || (is_const($1.val) && is_const($3.val))) {
317 		$$.val = (long)$1.val % (long)$3.val;
326 	if (fpclassify($5.val) == FP_ZERO) {
332 		$$.val = 0.0;
335 	} else if (!compute_ids || (is_const($3.val) && is_const($5.val))) {
338 		$$.val = $3.val / $5.val;
347 	$$.val = -$2.val;
357 		$$.val = $3.val < $5.val ? $3.val : $5.val;
366 		$$.val = $3.val > $5.val ? $3.val : $5.val;
374 	$$.val = $1;