target-alpha: Inline hw_ret

Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>

diff --git a/target-alpha/helper.h b/target-alpha/helper.h
index e7f04504ac3bc3298cad1971b62690bba4b1d013..42bb247e32e1d2bec245e7177d8928d0e580c878 100644 (file)
--- a/target-alpha/helper.h
+++ b/target-alpha/helper.h
@@ -91,8 +91,6 @@ DEF_HELPER_FLAGS_2(ieee_input_cmp, TCG_CALL_NO_WG, void, env, i64)
 DEF_HELPER_FLAGS_2(ieee_input_s, TCG_CALL_NO_WG, void, env, i64)
 
 #if !defined (CONFIG_USER_ONLY)
-DEF_HELPER_2(hw_ret, void, env, i64)
-
 DEF_HELPER_2(ldl_phys, i64, env, i64)
 DEF_HELPER_2(ldq_phys, i64, env, i64)
 DEF_HELPER_2(ldl_l_phys, i64, env, i64)

diff --git a/target-alpha/sys_helper.c b/target-alpha/sys_helper.c
index 380d6e4d574c60db697bc14578188bc6fcc1ba3b..1f0e1a967100eb15cdedb9dd2b73e6f1df8203d1 100644 (file)
--- a/target-alpha/sys_helper.c
+++ b/target-alpha/sys_helper.c
@@ -40,14 +40,6 @@ uint64_t helper_load_pcc(CPUAlphaState *env)
 
 /* PALcode support special instructions */
 #ifndef CONFIG_USER_ONLY
-void helper_hw_ret(CPUAlphaState *env, uint64_t a)
-{
-    env->pc = a & ~3;
-    env->intr_flag = 0;
-    env->lock_addr = -1;
-    env->pal_mode = a & 1;
-}
-
 void helper_tbia(CPUAlphaState *env)
 {
     tlb_flush(CPU(alpha_env_get_cpu(env)), 1);

diff --git a/target-alpha/translate.c b/target-alpha/translate.c
index 01e7f3577bd863fd9ee7621f54fdcb298a0cbe4c..2849ede85c1cd7a48c6907c22a2cb78e5426f49f 100644 (file)
--- a/target-alpha/translate.c
+++ b/target-alpha/translate.c
@@ -2635,13 +2635,18 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
             /* Pre-EV6 CPUs interpreted this as HW_REI, loading the return
                address from EXC_ADDR.  This turns out to be useful for our
                emulation PALcode, so continue to accept it.  */
-            tmp = tcg_temp_new();
-            tcg_gen_ld_i64(tmp, cpu_env, offsetof(CPUAlphaState, exc_addr));
-            gen_helper_hw_ret(cpu_env, tmp);
-            tcg_temp_free(tmp);
+            ctx->lit = vb = tcg_temp_new();
+            tcg_gen_ld_i64(vb, cpu_env, offsetof(CPUAlphaState, exc_addr));
         } else {
-            gen_helper_hw_ret(cpu_env, load_gpr(ctx, rb));
+            vb = load_gpr(ctx, rb);
         }
+        tmp = tcg_temp_new();
+        tcg_gen_movi_i64(tmp, 0);
+        tcg_gen_st8_i64(tmp, cpu_env, offsetof(CPUAlphaState, intr_flag));
+        tcg_gen_movi_i64(cpu_lock_addr, -1);
+        tcg_gen_andi_i64(tmp, vb, 1);
+        tcg_gen_st8_i64(tmp, cpu_env, offsetof(CPUAlphaState, pal_mode));
+        tcg_gen_andi_i64(cpu_pc, vb, ~3);
         ret = EXIT_PC_UPDATED;
         break;
 #else