From ceff7f9ae996ec9bb78d463f054241c338dc979c Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Mon, 28 Jul 2025 22:16:22 -1000 Subject: linux-user/xtensa: Create init_main_thread Merge init_thread and target_cpu_copy_regs. There's no point going through a target_pt_regs intermediate. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- linux-user/elfload.c | 18 +----------------- linux-user/xtensa/cpu_loop.c | 22 ++++++++++++++++------ 2 files changed, 17 insertions(+), 23 deletions(-) diff --git a/linux-user/elfload.c b/linux-user/elfload.c index 4876e4b..447a9be 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -905,23 +905,7 @@ static bool init_guest_commpage(void) #define ELF_CLASS ELFCLASS32 #define ELF_ARCH EM_XTENSA -static inline void init_thread(struct target_pt_regs *regs, - struct image_info *infop) -{ - regs->windowbase = 0; - regs->windowstart = 1; - regs->areg[1] = infop->start_stack; - regs->pc = infop->entry; - if (info_is_fdpic(infop)) { - regs->areg[4] = infop->loadmap_addr; - regs->areg[5] = infop->interpreter_loadmap_addr; - if (infop->interpreter_loadmap_addr) { - regs->areg[6] = infop->interpreter_pt_dynamic_addr; - } else { - regs->areg[6] = infop->pt_dynamic_addr; - } - } -} +#define HAVE_INIT_MAIN_THREAD /* See linux kernel: arch/xtensa/include/asm/elf.h. */ #define ELF_NREG 128 diff --git a/linux-user/xtensa/cpu_loop.c b/linux-user/xtensa/cpu_loop.c index c0fcf74..43a194f 100644 --- a/linux-user/xtensa/cpu_loop.c +++ b/linux-user/xtensa/cpu_loop.c @@ -238,12 +238,22 @@ void cpu_loop(CPUXtensaState *env) } } -void target_cpu_copy_regs(CPUArchState *env, target_pt_regs *regs) +void init_main_thread(CPUState *cs, struct image_info *info) { - int i; - for (i = 0; i < 16; ++i) { - env->regs[i] = regs->areg[i]; + CPUArchState *env = cpu_env(cs); + + env->sregs[WINDOW_BASE] = 0; + env->sregs[WINDOW_START] = 1; + env->regs[1] = info->start_stack; + env->pc = info->entry; + + if (info_is_fdpic(info)) { + env->regs[4] = info->loadmap_addr; + env->regs[5] = info->interpreter_loadmap_addr; + if (info->interpreter_loadmap_addr) { + env->regs[6] = info->interpreter_pt_dynamic_addr; + } else { + env->regs[6] = info->pt_dynamic_addr; + } } - env->sregs[WINDOW_START] = regs->windowstart; - env->pc = regs->pc; } -- cgit v1.1