diff options
Diffstat (limited to 'target/hppa')
| -rw-r--r-- | target/hppa/translate.c | 42 |
1 files changed, 28 insertions, 14 deletions
diff --git a/target/hppa/translate.c b/target/hppa/translate.c index 35c5040..43b7436 100644 --- a/target/hppa/translate.c +++ b/target/hppa/translate.c @@ -347,6 +347,7 @@ static int expand_shl11(int val) /* Similarly, but we want to return to the main loop immediately to recognize unmasked interrupts. */ #define DISAS_IAQ_N_STALE_EXIT DISAS_TARGET_2 +#define DISAS_EXIT DISAS_TARGET_3 /* global register indexes */ static TCGv_reg cpu_gr[32]; @@ -4218,19 +4219,31 @@ static void hppa_tr_translate_insn(DisasContextBase *dcbase, CPUState *cs) ctx->iaoq_b = ctx->iaoq_n; ctx->base.pc_next += 4; - if (ret == DISAS_NORETURN || ret == DISAS_IAQ_N_UPDATED) { - return; - } - if (ctx->iaoq_f == -1) { - tcg_gen_mov_reg(cpu_iaoq_f, cpu_iaoq_b); - copy_iaoq_entry(cpu_iaoq_b, ctx->iaoq_n, ctx->iaoq_n_var); + switch (ret) { + case DISAS_NORETURN: + case DISAS_IAQ_N_UPDATED: + break; + + case DISAS_NEXT: + case DISAS_IAQ_N_STALE: + case DISAS_IAQ_N_STALE_EXIT: + if (ctx->iaoq_f == -1) { + tcg_gen_mov_reg(cpu_iaoq_f, cpu_iaoq_b); + copy_iaoq_entry(cpu_iaoq_b, ctx->iaoq_n, ctx->iaoq_n_var); #ifndef CONFIG_USER_ONLY - tcg_gen_mov_i64(cpu_iasq_f, cpu_iasq_b); + tcg_gen_mov_i64(cpu_iasq_f, cpu_iasq_b); #endif - nullify_save(ctx); - ctx->base.is_jmp = DISAS_IAQ_N_UPDATED; - } else if (ctx->iaoq_b == -1) { - tcg_gen_mov_reg(cpu_iaoq_b, ctx->iaoq_n_var); + nullify_save(ctx); + ctx->base.is_jmp = (ret == DISAS_IAQ_N_STALE_EXIT + ? DISAS_EXIT + : DISAS_IAQ_N_UPDATED); + } else if (ctx->iaoq_b == -1) { + tcg_gen_mov_reg(cpu_iaoq_b, ctx->iaoq_n_var); + } + break; + + default: + g_assert_not_reached(); } } @@ -4252,11 +4265,12 @@ static void hppa_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs) case DISAS_IAQ_N_UPDATED: if (ctx->base.singlestep_enabled) { gen_excp_1(EXCP_DEBUG); - } else if (is_jmp == DISAS_IAQ_N_STALE_EXIT) { - tcg_gen_exit_tb(NULL, 0); - } else { + } else if (is_jmp != DISAS_IAQ_N_STALE_EXIT) { tcg_gen_lookup_and_goto_ptr(); } + /* FALLTHRU */ + case DISAS_EXIT: + tcg_gen_exit_tb(NULL, 0); break; default: g_assert_not_reached(); |