ppc: Improve flags for helpers loading/writing the time facilities

Those helpers never load from or store to the TCG tracked environment,
not do they generate synchronous exceptions (they might generate an
asynchronous interrupt but that's not an issue here).

So we can make them all use TCG_CALL_NO_RWG

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 8eada2f8895966587e4821bcbbcc1868cae62b3f..b0c1db966145e7431c92e4611d1b467122fb607b 100644 (file)
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -595,35 +595,35 @@ DEF_HELPER_2(load_dump_spr, void, env, i32)
 DEF_HELPER_2(store_dump_spr, void, env, i32)
 DEF_HELPER_4(fscr_facility_check, void, env, i32, i32, i32)
 DEF_HELPER_4(msr_facility_check, void, env, i32, i32, i32)
-DEF_HELPER_1(load_tbl, tl, env)
-DEF_HELPER_1(load_tbu, tl, env)
-DEF_HELPER_1(load_atbl, tl, env)
-DEF_HELPER_1(load_atbu, tl, env)
-DEF_HELPER_1(load_601_rtcl, tl, env)
-DEF_HELPER_1(load_601_rtcu, tl, env)
+DEF_HELPER_FLAGS_1(load_tbl, TCG_CALL_NO_RWG, tl, env)
+DEF_HELPER_FLAGS_1(load_tbu, TCG_CALL_NO_RWG, tl, env)
+DEF_HELPER_FLAGS_1(load_atbl, TCG_CALL_NO_RWG, tl, env)
+DEF_HELPER_FLAGS_1(load_atbu, TCG_CALL_NO_RWG, tl, env)
+DEF_HELPER_FLAGS_1(load_601_rtcl, TCG_CALL_NO_RWG, tl, env)
+DEF_HELPER_FLAGS_1(load_601_rtcu, TCG_CALL_NO_RWG, tl, env)
 #if !defined(CONFIG_USER_ONLY)
 #if defined(TARGET_PPC64)
-DEF_HELPER_1(load_purr, tl, env)
+DEF_HELPER_FLAGS_1(load_purr, TCG_CALL_NO_RWG, tl, env)
 #endif
 DEF_HELPER_2(store_sdr1, void, env, tl)
-DEF_HELPER_2(store_tbl, void, env, tl)
-DEF_HELPER_2(store_tbu, void, env, tl)
-DEF_HELPER_2(store_atbl, void, env, tl)
-DEF_HELPER_2(store_atbu, void, env, tl)
-DEF_HELPER_2(store_601_rtcl, void, env, tl)
-DEF_HELPER_2(store_601_rtcu, void, env, tl)
-DEF_HELPER_1(load_decr, tl, env)
-DEF_HELPER_2(store_decr, void, env, tl)
-DEF_HELPER_1(load_hdecr, tl, env)
-DEF_HELPER_2(store_hdecr, void, env, tl)
+DEF_HELPER_FLAGS_2(store_tbl, TCG_CALL_NO_RWG, void, env, tl)
+DEF_HELPER_FLAGS_2(store_tbu, TCG_CALL_NO_RWG, void, env, tl)
+DEF_HELPER_FLAGS_2(store_atbl, TCG_CALL_NO_RWG, void, env, tl)
+DEF_HELPER_FLAGS_2(store_atbu, TCG_CALL_NO_RWG, void, env, tl)
+DEF_HELPER_FLAGS_2(store_601_rtcl, TCG_CALL_NO_RWG, void, env, tl)
+DEF_HELPER_FLAGS_2(store_601_rtcu, TCG_CALL_NO_RWG, void, env, tl)
+DEF_HELPER_FLAGS_1(load_decr, TCG_CALL_NO_RWG, tl, env)
+DEF_HELPER_FLAGS_2(store_decr, TCG_CALL_NO_RWG, void, env, tl)
+DEF_HELPER_FLAGS_1(load_hdecr, TCG_CALL_NO_RWG, tl, env)
+DEF_HELPER_FLAGS_2(store_hdecr, TCG_CALL_NO_RWG, void, env, tl)
 DEF_HELPER_2(store_hid0_601, void, env, tl)
 DEF_HELPER_3(store_403_pbr, void, env, i32, tl)
-DEF_HELPER_1(load_40x_pit, tl, env)
-DEF_HELPER_2(store_40x_pit, void, env, tl)
+DEF_HELPER_FLAGS_1(load_40x_pit, TCG_CALL_NO_RWG, tl, env)
+DEF_HELPER_FLAGS_2(store_40x_pit, TCG_CALL_NO_RWG, void, env, tl)
 DEF_HELPER_2(store_40x_dbcr0, void, env, tl)
 DEF_HELPER_2(store_40x_sler, void, env, tl)
-DEF_HELPER_2(store_booke_tcr, void, env, tl)
-DEF_HELPER_2(store_booke_tsr, void, env, tl)
+DEF_HELPER_FLAGS_2(store_booke_tcr, TCG_CALL_NO_RWG, void, env, tl)
+DEF_HELPER_FLAGS_2(store_booke_tsr, TCG_CALL_NO_RWG, void, env, tl)
 DEF_HELPER_3(store_ibatl, void, env, i32, tl)
 DEF_HELPER_3(store_ibatu, void, env, i32, tl)
 DEF_HELPER_3(store_dbatl, void, env, i32, tl)