tcg: Add TCGV_IS_UNUSED_*

Cc: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Richard Henderson 2012-12-07 15:07:17 -06:00 committed by Blue Swirl
parent 927fa909d5
commit afcb92beac
2 changed files with 5 additions and 0 deletions

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@ -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

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@ -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. */