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[Qemu-devel] [PATCH 2/5] ppc: Improve flags for helpers loading/writing
From: |
Benjamin Herrenschmidt |
Subject: |
[Qemu-devel] [PATCH 2/5] ppc: Improve flags for helpers loading/writing the time facilities |
Date: |
Sun, 31 Jul 2016 15:13:10 +1000 |
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 <address@hidden>
---
target-ppc/helper.h | 42 +++++++++++++++++++++---------------------
1 file changed, 21 insertions(+), 21 deletions(-)
diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 8eada2f..b0c1db9 100644
--- 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)
--
2.7.4