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Re: [Qemu-devel] [PATCH v2 06/12] tcg/mips: Add support for fence
From: |
Aurelien Jarno |
Subject: |
Re: [Qemu-devel] [PATCH v2 06/12] tcg/mips: Add support for fence |
Date: |
Mon, 30 May 2016 18:47:01 +0200 |
User-agent: |
Mutt/1.6.0 (2016-04-01) |
On 2016-05-26 18:00, Richard Henderson wrote:
> Signed-off-by: Richard Henderson <address@hidden>
> ---
> tcg/mips/tcg-target.inc.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/tcg/mips/tcg-target.inc.c b/tcg/mips/tcg-target.inc.c
> index 50e98ea..cad1d4d 100644
> --- a/tcg/mips/tcg-target.inc.c
> +++ b/tcg/mips/tcg-target.inc.c
> @@ -292,6 +292,7 @@ typedef enum {
> OPC_JALR = OPC_SPECIAL | 0x09,
> OPC_MOVZ = OPC_SPECIAL | 0x0A,
> OPC_MOVN = OPC_SPECIAL | 0x0B,
> + OPC_SYNC = OPC_SPECIAL | 0x0F,
> OPC_MFHI = OPC_SPECIAL | 0x10,
> OPC_MFLO = OPC_SPECIAL | 0x12,
> OPC_MULT = OPC_SPECIAL | 0x18,
> @@ -1636,6 +1637,9 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode
> opc,
> const_args[4], const_args[5], true);
> break;
>
> + case INDEX_op_fence:
> + tcg_out32(s, OPC_SYNC);
> + break;
> case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */
> case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi. */
> case INDEX_op_call: /* Always emitted via tcg_out_call. */
> @@ -1716,6 +1720,8 @@ static const TCGTargetOpDef mips_op_defs[] = {
> { INDEX_op_qemu_ld_i64, { "L", "L", "lZ", "lZ" } },
> { INDEX_op_qemu_st_i64, { "SZ", "SZ", "SZ", "SZ" } },
> #endif
> +
> + { INDEX_op_fence, { } },
> { -1 },
> };
Reviewed-by: Aurelien Jarno <address@hidden>
Also compiled tested, but we don't really have a way to test that so
far.
--
Aurelien Jarno GPG: 4096R/1DDD8C9B
address@hidden http://www.aurel32.net
- [Qemu-devel] [PATCH v2 00/12] tcg: Add fence opcode, Richard Henderson, 2016/05/26
- [Qemu-devel] [PATCH v2 03/12] tcg/aarch64: Add support for fence, Richard Henderson, 2016/05/26
- [Qemu-devel] [PATCH v2 04/12] tcg/arm: Add support for fence, Richard Henderson, 2016/05/26
- [Qemu-devel] [PATCH v2 01/12] Introduce TCGOpcode for fence instruction, Richard Henderson, 2016/05/26
- [Qemu-devel] [PATCH v2 06/12] tcg/mips: Add support for fence, Richard Henderson, 2016/05/26
- Re: [Qemu-devel] [PATCH v2 06/12] tcg/mips: Add support for fence,
Aurelien Jarno <=
- [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, 2016/05/26