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![Taylor Simpson](/assets/img/avatar_default.png)
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <1612763186-18161-15-git-send-email-tsimpson@quicinc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
147 lines
4.2 KiB
C
147 lines
4.2 KiB
C
/*
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* Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "attribs.h"
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#include "printinsn.h"
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#include "insn.h"
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#include "reg_fields.h"
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#include "internal.h"
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static const char *sreg2str(unsigned int reg)
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{
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if (reg < TOTAL_PER_THREAD_REGS) {
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return hexagon_regnames[reg];
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} else {
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return "???";
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}
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}
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static const char *creg2str(unsigned int reg)
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{
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return sreg2str(reg + HEX_REG_SA0);
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}
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static void snprintinsn(GString *buf, Insn *insn)
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{
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switch (insn->opcode) {
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#define DEF_VECX_PRINTINFO(TAG, FMT, ...) DEF_PRINTINFO(TAG, FMT, __VA_ARGS__)
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#define DEF_PRINTINFO(TAG, FMT, ...) \
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case TAG: \
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g_string_append_printf(buf, FMT, __VA_ARGS__); \
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break;
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#include "printinsn_generated.h.inc"
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#undef DEF_VECX_PRINTINFO
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#undef DEF_PRINTINFO
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}
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}
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void snprint_a_pkt_disas(GString *buf, Packet *pkt, uint32_t *words,
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target_ulong pc)
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{
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bool has_endloop0 = false;
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bool has_endloop1 = false;
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bool has_endloop01 = false;
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for (int i = 0; i < pkt->num_insns; i++) {
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if (pkt->insn[i].part1) {
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continue;
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}
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/* We'll print the endloop's at the end of the packet */
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if (pkt->insn[i].opcode == J2_endloop0) {
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has_endloop0 = true;
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continue;
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}
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if (pkt->insn[i].opcode == J2_endloop1) {
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has_endloop1 = true;
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continue;
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}
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if (pkt->insn[i].opcode == J2_endloop01) {
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has_endloop01 = true;
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continue;
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}
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g_string_append_printf(buf, "0x" TARGET_FMT_lx "\t", words[i]);
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if (i == 0) {
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g_string_append(buf, "{");
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}
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g_string_append(buf, "\t");
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snprintinsn(buf, &(pkt->insn[i]));
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if (i < pkt->num_insns - 1) {
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/*
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* Subinstructions are two instructions encoded
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* in the same word. Print them on the same line.
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*/
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if (GET_ATTRIB(pkt->insn[i].opcode, A_SUBINSN)) {
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g_string_append(buf, "; ");
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snprintinsn(buf, &(pkt->insn[i + 1]));
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i++;
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} else if (pkt->insn[i + 1].opcode != J2_endloop0 &&
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pkt->insn[i + 1].opcode != J2_endloop1 &&
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pkt->insn[i + 1].opcode != J2_endloop01) {
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pc += 4;
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g_string_append_printf(buf, "\n0x" TARGET_FMT_lx ": ", pc);
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}
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}
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}
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g_string_append(buf, " }");
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if (has_endloop0) {
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g_string_append(buf, " :endloop0");
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}
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if (has_endloop1) {
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g_string_append(buf, " :endloop1");
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}
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if (has_endloop01) {
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g_string_append(buf, " :endloop01");
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}
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}
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void snprint_a_pkt_debug(GString *buf, Packet *pkt)
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{
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int slot, opcode;
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if (pkt->num_insns > 1) {
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g_string_append(buf, "\n{\n");
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}
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for (int i = 0; i < pkt->num_insns; i++) {
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if (pkt->insn[i].part1) {
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continue;
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}
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g_string_append(buf, "\t");
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snprintinsn(buf, &(pkt->insn[i]));
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if (GET_ATTRIB(pkt->insn[i].opcode, A_SUBINSN)) {
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g_string_append(buf, " //subinsn");
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}
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if (pkt->insn[i].extension_valid) {
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g_string_append(buf, " //constant extended");
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}
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slot = pkt->insn[i].slot;
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opcode = pkt->insn[i].opcode;
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g_string_append_printf(buf, " //slot=%d:tag=%s\n",
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slot, opcode_names[opcode]);
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}
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if (pkt->num_insns > 1) {
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g_string_append(buf, "}\n");
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}
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}
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