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Re: [Qemu-devel] [PATCH v2] tcg: Add TCGV_IS_UNUSED_*
From: |
Blue Swirl |
Subject: |
Re: [Qemu-devel] [PATCH v2] tcg: Add TCGV_IS_UNUSED_* |
Date: |
Sat, 29 Dec 2012 15:49:55 +0000 |
Thanks, applied.
On Fri, Dec 7, 2012 at 9:07 PM, Richard Henderson <address@hidden> wrote:
> Cc: Aurelien Jarno <address@hidden>
> Signed-off-by: Richard Henderson <address@hidden>
> ---
> tcg/tcg-op.h | 2 ++
> tcg/tcg.h | 3 +++
> 2 files changed, 5 insertions(+)
>
> Changes since v1:
> * Add tl-sized TCGV_IS_UNUSED to tcg-op.h.
>
>
> r~
>
>
> diff --git a/tcg/tcg-op.h b/tcg/tcg-op.h
> index 0b3cb0b..91c9d80 100644
> --- a/tcg/tcg-op.h
> +++ b/tcg/tcg-op.h
> @@ -2329,6 +2329,7 @@ static inline void tcg_gen_movcond_i64(TCGCond cond,
> TCGv_i64 ret,
> #define tcg_gen_qemu_ldst_op tcg_gen_op3i_i32
> #define tcg_gen_qemu_ldst_op_i64 tcg_gen_qemu_ldst_op_i64_i32
> #define TCGV_UNUSED(x) TCGV_UNUSED_I32(x)
> +#define TCGV_IS_UNUSED(x) TCGV_IS_UNUSED_I32(x)
> #define TCGV_EQUAL(a, b) TCGV_EQUAL_I32(a, b)
> #else
> #define TCGv TCGv_i64
> @@ -2340,6 +2341,7 @@ static inline void tcg_gen_movcond_i64(TCGCond cond,
> TCGv_i64 ret,
> #define tcg_gen_qemu_ldst_op tcg_gen_op3i_i64
> #define tcg_gen_qemu_ldst_op_i64 tcg_gen_qemu_ldst_op_i64_i64
> #define TCGV_UNUSED(x) TCGV_UNUSED_I64(x)
> +#define TCGV_IS_UNUSED(x) TCGV_IS_UNUSED_I64(x)
> #define TCGV_EQUAL(a, b) TCGV_EQUAL_I64(a, b)
> #endif
>
> diff --git a/tcg/tcg.h b/tcg/tcg.h
> index 9481e35..90406fc 100644
> --- a/tcg/tcg.h
> +++ b/tcg/tcg.h
> @@ -270,6 +270,9 @@ typedef int TCGv_i64;
> #define TCGV_UNUSED_I32(x) x = MAKE_TCGV_I32(-1)
> #define TCGV_UNUSED_I64(x) x = MAKE_TCGV_I64(-1)
>
> +#define TCGV_IS_UNUSED_I32(x) (GET_TCGV_I32(x) == -1)
> +#define TCGV_IS_UNUSED_I64(x) (GET_TCGV_I64(x) == -1)
> +
> /* call flags */
> /* Helper does not read globals (either directly or through an exception). It
> implies TCG_CALL_NO_WRITE_GLOBALS. */
> --
> 1.7.11.7
>
>