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[PULL,61/66] ppc: Improve flags for helpers loading/writing the time facilities

Message ID 1473133253-17598-62-git-send-email-david@gibson.dropbear.id.au (mailing list archive)
State New, archived
Headers show

Commit Message

David Gibson Sept. 6, 2016, 3:40 a.m. UTC 
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>

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>
---
 target-ppc/helper.h | 42 +++++++++++++++++++++---------------------
 1 file changed, 21 insertions(+), 21 deletions(-)
diff mbox

Patch

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)