diff options
| -rw-r--r-- | linux-user/alpha/cpu_loop.c | 7 | ||||
| -rw-r--r-- | target/alpha/cpu.c | 1 | ||||
| -rw-r--r-- | target/alpha/cpu.h | 8 | ||||
| -rw-r--r-- | target/alpha/mem_helper.c | 30 |
4 files changed, 28 insertions, 18 deletions
diff --git a/linux-user/alpha/cpu_loop.c b/linux-user/alpha/cpu_loop.c index 4cc8e0a..4029849 100644 --- a/linux-user/alpha/cpu_loop.c +++ b/linux-user/alpha/cpu_loop.c @@ -54,13 +54,6 @@ void cpu_loop(CPUAlphaState *env) fprintf(stderr, "External interrupt. Exit\n"); exit(EXIT_FAILURE); break; - case EXCP_UNALIGN: - info.si_signo = TARGET_SIGBUS; - info.si_errno = 0; - info.si_code = TARGET_BUS_ADRALN; - info._sifields._sigfault._addr = env->trap_arg0; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); - break; case EXCP_OPCDEC: do_sigill: info.si_signo = TARGET_SIGILL; diff --git a/target/alpha/cpu.c b/target/alpha/cpu.c index 69f32c3..a8990d4 100644 --- a/target/alpha/cpu.c +++ b/target/alpha/cpu.c @@ -221,6 +221,7 @@ static const struct TCGCPUOps alpha_tcg_ops = { #ifdef CONFIG_USER_ONLY .record_sigsegv = alpha_cpu_record_sigsegv, + .record_sigbus = alpha_cpu_record_sigbus, #else .tlb_fill = alpha_cpu_tlb_fill, .cpu_exec_interrupt = alpha_cpu_exec_interrupt, diff --git a/target/alpha/cpu.h b/target/alpha/cpu.h index d49cc36..afd975c 100644 --- a/target/alpha/cpu.h +++ b/target/alpha/cpu.h @@ -282,9 +282,6 @@ void alpha_cpu_dump_state(CPUState *cs, FILE *f, int flags); hwaddr alpha_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr); int alpha_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg); int alpha_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg); -void alpha_cpu_do_unaligned_access(CPUState *cpu, vaddr addr, - MMUAccessType access_type, int mmu_idx, - uintptr_t retaddr) QEMU_NORETURN; #define cpu_list alpha_cpu_list @@ -451,10 +448,15 @@ void cpu_alpha_store_gr(CPUAlphaState *env, unsigned reg, uint64_t val); void alpha_cpu_record_sigsegv(CPUState *cs, vaddr address, MMUAccessType access_type, bool maperr, uintptr_t retaddr); +void alpha_cpu_record_sigbus(CPUState *cs, vaddr address, + MMUAccessType access_type, uintptr_t retaddr); #else bool alpha_cpu_tlb_fill(CPUState *cs, vaddr address, int size, MMUAccessType access_type, int mmu_idx, bool probe, uintptr_t retaddr); +void alpha_cpu_do_unaligned_access(CPUState *cpu, vaddr addr, + MMUAccessType access_type, int mmu_idx, + uintptr_t retaddr) QEMU_NORETURN; void alpha_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr, vaddr addr, unsigned size, MMUAccessType access_type, diff --git a/target/alpha/mem_helper.c b/target/alpha/mem_helper.c index 75e72bc..47283a0 100644 --- a/target/alpha/mem_helper.c +++ b/target/alpha/mem_helper.c @@ -23,18 +23,12 @@ #include "exec/exec-all.h" #include "exec/cpu_ldst.h" -/* Softmmu support */ -#ifndef CONFIG_USER_ONLY -void alpha_cpu_do_unaligned_access(CPUState *cs, vaddr addr, - MMUAccessType access_type, - int mmu_idx, uintptr_t retaddr) +static void do_unaligned_access(CPUAlphaState *env, vaddr addr, uintptr_t retaddr) { - AlphaCPU *cpu = ALPHA_CPU(cs); - CPUAlphaState *env = &cpu->env; uint64_t pc; uint32_t insn; - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(env_cpu(env), retaddr, true); pc = env->pc; insn = cpu_ldl_code(env, pc); @@ -42,6 +36,26 @@ void alpha_cpu_do_unaligned_access(CPUState *cs, vaddr addr, env->trap_arg0 = addr; env->trap_arg1 = insn >> 26; /* opcode */ env->trap_arg2 = (insn >> 21) & 31; /* dest regno */ +} + +#ifdef CONFIG_USER_ONLY +void alpha_cpu_record_sigbus(CPUState *cs, vaddr addr, + MMUAccessType access_type, uintptr_t retaddr) +{ + AlphaCPU *cpu = ALPHA_CPU(cs); + CPUAlphaState *env = &cpu->env; + + do_unaligned_access(env, addr, retaddr); +} +#else +void alpha_cpu_do_unaligned_access(CPUState *cs, vaddr addr, + MMUAccessType access_type, + int mmu_idx, uintptr_t retaddr) +{ + AlphaCPU *cpu = ALPHA_CPU(cs); + CPUAlphaState *env = &cpu->env; + + do_unaligned_access(env, addr, retaddr); cs->exception_index = EXCP_UNALIGN; env->error_code = 0; cpu_loop_exit(cs); |