diff options
Diffstat (limited to 'linux-user')
| -rw-r--r-- | linux-user/riscv/cpu_loop.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/linux-user/riscv/cpu_loop.c b/linux-user/riscv/cpu_loop.c index 4cf3e94632..a9bac4ca79 100644 --- a/linux-user/riscv/cpu_loop.c +++ b/linux-user/riscv/cpu_loop.c @@ -18,8 +18,10 @@ */ #include "qemu/osdep.h" +#include "qemu/error-report.h" #include "qemu.h" #include "cpu_loop-common.h" +#include "elf.h" void cpu_loop(CPURISCVState *env) { @@ -53,7 +55,8 @@ void cpu_loop(CPURISCVState *env) ret = 0; } else { ret = do_syscall(env, - env->gpr[xA7], + env->gpr[(env->elf_flags & EF_RISCV_RVE) + ? xT0 : xA7], env->gpr[xA0], env->gpr[xA1], env->gpr[xA2], @@ -113,6 +116,16 @@ void cpu_loop(CPURISCVState *env) void target_cpu_copy_regs(CPUArchState *env, struct target_pt_regs *regs) { + CPUState *cpu = ENV_GET_CPU(env); + TaskState *ts = cpu->opaque; + struct image_info *info = ts->info; + env->pc = regs->sepc; env->gpr[xSP] = regs->sp; + env->elf_flags = info->elf_flags; + + if ((env->misa & RVE) && !(env->elf_flags & EF_RISCV_RVE)) { + error_report("Incompatible ELF: RVE cpu requires RVE ABI binary"); + exit(EXIT_FAILURE); + } } |