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| author | Leon Alrae <leon.alrae@imgtec.com> | 2019-02-11 16:09:23 +0100 |
|---|---|---|
| committer | Aleksandar Markovic <amarkovic@wavecomp.com> | 2019-02-14 17:47:28 +0100 |
| commit | 33a07fa2db66376e6ee780d4a8b064dc5118cf34 (patch) | |
| tree | 67abf3dfc5fb163e7437f697480eeccb489cf536 /target/mips/helper.h | |
| parent | c7c7e1e9a5e3f0a8a1dbff6e4ccfd21c2dc9f845 (diff) | |
| download | qemu-33a07fa2db66376e6ee780d4a8b064dc5118cf34.zip qemu-33a07fa2db66376e6ee780d4a8b064dc5118cf34.tar.gz qemu-33a07fa2db66376e6ee780d4a8b064dc5118cf34.tar.bz2 | |
target/mips: reimplement SC instruction emulation and use cmpxchg
Completely rewrite conditional stores handling. Use cmpxchg.
This eliminates need for separate implementations of SC instruction
emulation for user and system emulation.
Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
Signed-off-by: Miodrag Dinic <miodrag.dinic@imgtec.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Acked-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Emilio G. Cota <cota@braap.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/mips/helper.h')
| -rw-r--r-- | target/mips/helper.h | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/target/mips/helper.h b/target/mips/helper.h index 8872c46..a6d687e 100644 --- a/target/mips/helper.h +++ b/target/mips/helper.h @@ -13,10 +13,8 @@ DEF_HELPER_4(swr, void, env, tl, tl, int) #ifndef CONFIG_USER_ONLY DEF_HELPER_3(ll, tl, env, tl, int) -DEF_HELPER_4(sc, tl, env, tl, tl, int) #ifdef TARGET_MIPS64 DEF_HELPER_3(lld, tl, env, tl, int) -DEF_HELPER_4(scd, tl, env, tl, tl, int) #endif #endif |