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linux-user/aarch64: Create init_main_thread

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Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson
2025-08-28 06:39:25 +10:00
parent e872342837
commit 2eaaf04ad7
2 changed files with 7 additions and 17 deletions
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linux-user/aarch64/cpu_loop.c
+6 -8
View File
@@ -137,10 +137,10 @@ void cpu_loop(CPUARMState *env)
}
}
void target_cpu_copy_regs(CPUArchState *env, target_pt_regs *regs)
void init_main_thread(CPUState *cs, struct image_info *info)
{
CPUARMState *env = cpu_env(cs);
ARMCPU *cpu = env_archcpu(env);
int i;
if (!(arm_feature(env, ARM_FEATURE_AARCH64))) {
fprintf(stderr,
@@ -148,14 +148,12 @@ void target_cpu_copy_regs(CPUArchState *env, target_pt_regs *regs)
exit(EXIT_FAILURE);
}
for (i = 0; i < 31; i++) {
env->xregs[i] = regs->regs[i];
}
env->pc = regs->pc;
env->xregs[31] = regs->sp;
env->pc = info->entry & ~0x3ULL;
env->xregs[31] = info->start_stack;
#if TARGET_BIG_ENDIAN
env->cp15.sctlr_el[1] |= SCTLR_E0E;
for (i = 1; i < 4; ++i) {
for (int i = 1; i < 4; ++i) {
env->cp15.sctlr_el[i] |= SCTLR_EE;
}
arm_rebuild_hflags(env);
linux-user/elfload.c
+1 -9
View File
@@ -395,15 +395,7 @@ static const VdsoImageInfo *vdso_image_info(uint32_t elf_flags)
#define ELF_ARCH EM_AARCH64
#define ELF_CLASS ELFCLASS64
static inline void init_thread(struct target_pt_regs *regs,
struct image_info *infop)
{
abi_long stack = infop->start_stack;
memset(regs, 0, sizeof(*regs));
regs->pc = infop->entry & ~0x3ULL;
regs->sp = stack;
}
#define HAVE_INIT_MAIN_THREAD
#define ELF_NREG 34
typedef target_elf_greg_t target_elf_gregset_t[ELF_NREG];