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[Qemu-devel] [PATCH v2 10/12] tcg/tci: Add support for fence
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v2 10/12] tcg/tci: Add support for fence |
Date: |
Thu, 26 May 2016 18:00:13 -0700 |
Cc: Stefan Weil <address@hidden>
Signed-off-by: Richard Henderson <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 fa74d52..bf65416 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_fence, { } },
{ -1 },
};
@@ -800,6 +801,8 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const
TCGArg *args,
}
tcg_out_i(s, *args++);
break;
+ case INDEX_op_fence:
+ 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 b488c0d..53b3f71 100644
--- a/tci.c
+++ b/tci.c
@@ -1236,6 +1236,9 @@ uintptr_t tcg_qemu_tb_exec(CPUArchState *env, uint8_t
*tb_ptr)
tcg_abort();
}
break;
+ case INDEX_op_fence:
+ smp_mb();
+ break;
default:
TODO();
break;
--
2.5.5
- Re: [Qemu-devel] [PATCH v2 01/12] Introduce TCGOpcode for fence instruction, (continued)
- [Qemu-devel] [PATCH v2 06/12] tcg/mips: Add support for fence, Richard Henderson, 2016/05/26
- [Qemu-devel] [PATCH v2 05/12] tcg/ia64: Add support for fence, Richard Henderson, 2016/05/26
- [Qemu-devel] [PATCH v2 08/12] tcg/s390: Add support for fence, Richard Henderson, 2016/05/26
- [Qemu-devel] [PATCH v2 09/12] tcg/sparc: Add support for fence, Richard Henderson, 2016/05/26
- [Qemu-devel] [PATCH v2 02/12] tcg/i386: Add support for fence, Richard Henderson, 2016/05/26
- [Qemu-devel] [PATCH v2 07/12] tcg/ppc: Add support for fence, Richard Henderson, 2016/05/26
- [Qemu-devel] [PATCH v2 10/12] tcg/tci: Add support for fence,
Richard Henderson <=
[Qemu-devel] [PATCH v2 11/12] target-arm: Add frontend support for fence gen in ARMv7, Richard Henderson, 2016/05/26
[Qemu-devel] [PATCH v2 12/12] target-alpha: Generate fence opcodes, Richard Henderson, 2016/05/26
Re: [Qemu-devel] [PATCH v2 00/12] tcg: Add fence opcode, Pranith Kumar, 2016/05/27