path: root/tools/perf/ui/browsers/annotate.c

#include "../../util/util.h"
#include "../browser.h"
#include "../helpline.h"
#include "../libslang.h"
#include "../ui.h"
#include "../util.h"
#include "../../util/annotate.h"
#include "../../util/hist.h"
#include "../../util/sort.h"
#include "../../util/symbol.h"
#include <pthread.h>
#include <newt.h>

struct browser_disasm_line {
	struct rb_node	rb_node;
	double		percent;
	u32		idx;
	int		idx_asm;
	bool		jump_target;
};

struct annotate_browser {
	struct ui_browser b;
	struct rb_root	  entries;
	struct rb_node	  *curr_hot;
	struct disasm_line	  *selection;
	struct disasm_line  **offsets;
	u64		    start;
	int		    nr_asm_entries;
	int		    nr_entries;
	bool		    hide_src_code;
	bool		    use_offset;
	bool		    jump_arrows;
	bool		    searching_backwards;
	u8		    addr_width;
	u8		    min_addr_width;
	u8		    max_addr_width;
	char		    search_bf[128];
};

static inline struct browser_disasm_line *disasm_line__browser(struct disasm_line *dl)
{
	return (struct browser_disasm_line *)(dl + 1);
}

static bool disasm_line__filter(struct ui_browser *browser, void *entry)
{
	struct annotate_browser *ab = container_of(browser, struct annotate_browser, b);

	if (ab->hide_src_code) {
		struct disasm_line *dl = list_entry(entry, struct disasm_line, node);
		return dl->offset == -1;
	}

	return false;
}

static void annotate_browser__write(struct ui_browser *self, void *entry, int row)
{
	struct annotate_browser *ab = container_of(self, struct annotate_browser, b);
	struct disasm_line *dl = list_entry(entry, struct disasm_line, node);
	struct browser_disasm_line *bdl = disasm_line__browser(dl);
	bool current_entry = ui_browser__is_current_entry(self, row);
	bool change_color = (!ab->hide_src_code &&
			     (!current_entry || (self->use_navkeypressed &&
					         !self->navkeypressed)));
	int width = self->width, printed;
	char bf[256];

	if (dl->offset != -1 && bdl->percent != 0.0) {
		ui_browser__set_percent_color(self, bdl->percent, current_entry);
		slsmg_printf("%6.2f ", bdl->percent);
	} else {
		ui_browser__set_percent_color(self, 0, current_entry);
		slsmg_write_nstring(" ", 7);
	}

	SLsmg_write_char(' ');

	/* The scroll bar isn't being used */
	if (!self->navkeypressed)
		width += 1;

	if (!*dl->line)
		slsmg_write_nstring(" ", width - 7);
	else if (dl->offset == -1) {
		printed = scnprintf(bf, sizeof(bf), "%*s  ",
				    ab->addr_width, " ");
		slsmg_write_nstring(bf, printed);
		slsmg_write_nstring(dl->line, width - printed - 6);
	} else {
		u64 addr = dl->offset;
		int color = -1;

		if (!ab->use_offset)
			addr += ab->start;

		if (!ab->use_offset) {
			printed = scnprintf(bf, sizeof(bf), "%" PRIx64 ": ", addr);
		} else {
			if (bdl->jump_target) {
				printed = scnprintf(bf, sizeof(bf), "%*" PRIx64 ": ",
						    ab->addr_width, addr);
			} else {
				printed = scnprintf(bf, sizeof(bf), "%*s  ",
						    ab->addr_width, " ");
			}
		}

		if (change_color)
			color = ui_browser__set_color(self, HE_COLORSET_ADDR);
		slsmg_write_nstring(bf, printed);
		if (change_color)
			ui_browser__set_color(self, color);
		if (dl->ins && dl->ins->ops->scnprintf) {
			if (ins__is_jump(dl->ins)) {
				bool fwd = dl->ops.target.offset > (u64)dl->offset;

				ui_browser__write_graph(self, fwd ? SLSMG_DARROW_CHAR :
								    SLSMG_UARROW_CHAR);
				SLsmg_write_char(' ');
			} else if (ins__is_call(dl->ins)) {
				ui_browser__write_graph(self, SLSMG_RARROW_CHAR);
				SLsmg_write_char(' ');
			} else {
				slsmg_write_nstring(" ", 2);
			}
		} else {
			if (strcmp(dl->name, "retq")) {
				slsmg_write_nstring(" ", 2);
			} else {
				ui_browser__write_graph(self, SLSMG_LARROW_CHAR);
				SLsmg_write_char(' ');
			}
		}

		disasm_line__scnprintf(dl, bf, sizeof(bf), !ab->use_offset);
		slsmg_write_nstring(bf, width - 10 - printed);
	}

	if (current_entry)
		ab->selection = dl;
}

static void annotate_browser__draw_current_jump(struct ui_browser *browser)
{
	struct annotate_browser *ab = container_of(browser, struct annotate_browser