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[Qemu-devel] [RFC v2 PATCH 10/13] tcg/tci: Add support for fence
From: |
Pranith Kumar |
Subject: |
[Qemu-devel] [RFC v2 PATCH 10/13] tcg/tci: Add support for fence |
Date: |
Tue, 31 May 2016 14:39:25 -0400 |
Cc: Stefan Weil <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
Signed-off-by: Pranith Kumar <address@hidden>
---
tcg/tci/tcg-target.inc.c | 3 +++
tci.c | 3 +++
2 files changed, 6 insertions(+)
diff --git a/tcg/tci/tcg-target.inc.c b/tcg/tci/tcg-target.inc.c
index 4e91687..a507ceb 100644
--- a/tcg/tci/tcg-target.inc.c
+++ b/tcg/tci/tcg-target.inc.c
@@ -255,6 +255,7 @@ static const TCGTargetOpDef tcg_target_op_defs[] = {
{ INDEX_op_bswap32_i32, { R, R } },
#endif
+ { INDEX_op_mb, { "r" } },
{ -1 },
};
@@ -798,6 +799,8 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const
TCGArg *args,
}
tcg_out_i(s, *args++);
break;
+ case INDEX_op_mb:
+ break;
case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */
case INDEX_op_mov_i64:
case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi. */
diff --git a/tci.c b/tci.c
index 7cbb39e..d35b24f 100644
--- a/tci.c
+++ b/tci.c
@@ -1230,6 +1230,9 @@ uintptr_t tcg_qemu_tb_exec(CPUArchState *env, uint8_t
*tb_ptr)
tcg_abort();
}
break;
+ case INDEX_op_mb:
+ smp_mb();
+ break;
default:
TODO();
break;
--
2.8.3
- [Qemu-devel] [RFC v2 PATCH 00/13] tcg: Add fence gen support, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 05/13] tcg/ia64: Add support for fence, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 06/13] tcg/mips: Add support for fence, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 07/13] tcg/ppc: Add support for fence, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 04/13] tcg/arm: Add support for fence, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 01/13] Introduce TCGOpcode for memory barrier, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 08/13] tcg/s390: Add support for fence, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 10/13] tcg/tci: Add support for fence,
Pranith Kumar <=
- [Qemu-devel] [RFC v2 PATCH 13/13] tcg: Generate fences only for SMP MTTCG guests, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 02/13] tcg/i386: Add support for fence, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 09/13] tcg/sparc: Add support for fence, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 03/13] tcg/aarch64: Add support for fence, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 11/13] target-arm: Generate fences in ARMv7 frontend, Pranith Kumar, 2016/05/31
- [Qemu-devel] [RFC v2 PATCH 12/13] target-alpha: Generate fence op, Pranith Kumar, 2016/05/31