[PULL 59/61] target/riscv: Enable xtheadsync under user mode

Alistair Francis posted 61 patches 7 months ago
Maintainers: Paolo Bonzini <pbonzini@redhat.com>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Bin Meng <bin.meng@windriver.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Sunil V L <sunilvl@ventanamicro.com>, "Michael S. Tsirkin" <mst@redhat.com>, Igor Mammedov <imammedo@redhat.com>, Ani Sinha <anisinha@redhat.com>, Christoph Muellner <christoph.muellner@vrull.eu>
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[PULL 59/61] target/riscv: Enable xtheadsync under user mode
Posted by Alistair Francis 7 months ago
From: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>

According to xtheadsync[1][2] documentation, it can be used in user mode and
the behavior is same with other priviledges.

[1]:https://github.com/T-head-Semi/thead-extension-spec/blob/master/xtheadsync/sync.adoc
[2]:https://github.com/T-head-Semi/thead-extension-spec/blob/master/xtheadsync/sync_i.adoc

Signed-off-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20240204055228.900-1-zhiwei_liu@linux.alibaba.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
 target/riscv/insn_trans/trans_xthead.c.inc | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/target/riscv/insn_trans/trans_xthead.c.inc b/target/riscv/insn_trans/trans_xthead.c.inc
index dbb6411239..22488412d4 100644
--- a/target/riscv/insn_trans/trans_xthead.c.inc
+++ b/target/riscv/insn_trans/trans_xthead.c.inc
@@ -992,7 +992,6 @@ static bool trans_th_sfence_vmas(DisasContext *ctx, arg_th_sfence_vmas *a)
 #endif
 }
 
-#ifndef CONFIG_USER_ONLY
 static void gen_th_sync_local(DisasContext *ctx)
 {
     /*
@@ -1003,14 +1002,12 @@ static void gen_th_sync_local(DisasContext *ctx)
     tcg_gen_exit_tb(NULL, 0);
     ctx->base.is_jmp = DISAS_NORETURN;
 }
-#endif
 
 static bool trans_th_sync(DisasContext *ctx, arg_th_sync *a)
 {
     (void) a;
     REQUIRE_XTHEADSYNC(ctx);
 
-#ifndef CONFIG_USER_ONLY
     REQUIRE_PRIV_MSU(ctx);
 
     /*
@@ -1019,9 +1016,6 @@ static bool trans_th_sync(DisasContext *ctx, arg_th_sync *a)
     gen_th_sync_local(ctx);
 
     return true;
-#else
-    return false;
-#endif
 }
 
 static bool trans_th_sync_i(DisasContext *ctx, arg_th_sync_i *a)
@@ -1029,7 +1023,6 @@ static bool trans_th_sync_i(DisasContext *ctx, arg_th_sync_i *a)
     (void) a;
     REQUIRE_XTHEADSYNC(ctx);
 
-#ifndef CONFIG_USER_ONLY
     REQUIRE_PRIV_MSU(ctx);
 
     /*
@@ -1038,9 +1031,6 @@ static bool trans_th_sync_i(DisasContext *ctx, arg_th_sync_i *a)
     gen_th_sync_local(ctx);
 
     return true;
-#else
-    return false;
-#endif
 }
 
 static bool trans_th_sync_is(DisasContext *ctx, arg_th_sync_is *a)
-- 
2.43.0