qemu/target/hexagon/gdbstub.c
Philippe Mathieu-Daudé 7ab7428199 target/hexagon: Prefer fast cpu_env() over slower CPU QOM cast macro
Mechanical patch produced running the command documented
in scripts/coccinelle/cpu_env.cocci_template header.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Brian Cain <bcain@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20240129164514.73104-12-philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-03-12 11:46:17 +01:00

135 lines
3.5 KiB
C

/*
* Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "qemu/osdep.h"
#include "gdbstub/helpers.h"
#include "cpu.h"
#include "internal.h"
int hexagon_gdb_read_register(CPUState *cs, GByteArray *mem_buf, int n)
{
CPUHexagonState *env = cpu_env(cs);
if (n == HEX_REG_P3_0_ALIASED) {
uint32_t p3_0 = 0;
for (int i = 0; i < NUM_PREGS; i++) {
p3_0 = deposit32(p3_0, i * 8, 8, env->pred[i]);
}
return gdb_get_regl(mem_buf, p3_0);
}
if (n < TOTAL_PER_THREAD_REGS) {
return gdb_get_regl(mem_buf, env->gpr[n]);
}
g_assert_not_reached();
}
int hexagon_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
{
CPUHexagonState *env = cpu_env(cs);
if (n == HEX_REG_P3_0_ALIASED) {
uint32_t p3_0 = ldtul_p(mem_buf);
for (int i = 0; i < NUM_PREGS; i++) {
env->pred[i] = extract32(p3_0, i * 8, 8);
}
return sizeof(target_ulong);
}
if (n < TOTAL_PER_THREAD_REGS) {
env->gpr[n] = ldtul_p(mem_buf);
return sizeof(target_ulong);
}
g_assert_not_reached();
}
static int gdb_get_vreg(CPUHexagonState *env, GByteArray *mem_buf, int n)
{
int total = 0;
int i;
for (i = 0; i < ARRAY_SIZE(env->VRegs[n].uw); i++) {
total += gdb_get_regl(mem_buf, env->VRegs[n].uw[i]);
}
return total;
}
static int gdb_get_qreg(CPUHexagonState *env, GByteArray *mem_buf, int n)
{
int total = 0;
int i;
for (i = 0; i < ARRAY_SIZE(env->QRegs[n].uw); i++) {
total += gdb_get_regl(mem_buf, env->QRegs[n].uw[i]);
}
return total;
}
int hexagon_hvx_gdb_read_register(CPUState *cs, GByteArray *mem_buf, int n)
{
HexagonCPU *cpu = HEXAGON_CPU(cs);
CPUHexagonState *env = &cpu->env;
if (n < NUM_VREGS) {
return gdb_get_vreg(env, mem_buf, n);
}
n -= NUM_VREGS;
if (n < NUM_QREGS) {
return gdb_get_qreg(env, mem_buf, n);
}
g_assert_not_reached();
}
static int gdb_put_vreg(CPUHexagonState *env, uint8_t *mem_buf, int n)
{
int i;
for (i = 0; i < ARRAY_SIZE(env->VRegs[n].uw); i++) {
env->VRegs[n].uw[i] = ldtul_p(mem_buf);
mem_buf += 4;
}
return MAX_VEC_SIZE_BYTES;
}
static int gdb_put_qreg(CPUHexagonState *env, uint8_t *mem_buf, int n)
{
int i;
for (i = 0; i < ARRAY_SIZE(env->QRegs[n].uw); i++) {
env->QRegs[n].uw[i] = ldtul_p(mem_buf);
mem_buf += 4;
}
return MAX_VEC_SIZE_BYTES / 8;
}
int hexagon_hvx_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
{
HexagonCPU *cpu = HEXAGON_CPU(cs);
CPUHexagonState *env = &cpu->env;
if (n < NUM_VREGS) {
return gdb_put_vreg(env, mem_buf, n);
}
n -= NUM_VREGS;
if (n < NUM_QREGS) {
return gdb_put_qreg(env, mem_buf, n);
}
g_assert_not_reached();
}