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tcg/mips: implement deposit op on MIPS32R2

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deposit operations can be optimized on MIPS32 Release 2 using the INS
instruction.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Aurelien Jarno 2012-09-21 18:20:26 +02:00
parent 9a152519a9
commit 04f71aa3fd
2 changed files with 10 additions and 1 deletions
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3
tcg/mips/tcg-target.h
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@ -86,7 +86,6 @@ typedef enum {
#define TCG_TARGET_HAS_orc_i32 0
#define TCG_TARGET_HAS_eqv_i32 0
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_deposit_i32 0
#define TCG_TARGET_HAS_movcond_i32 0
/* optional instructions only implemented on MIPS32R2 */
@ -94,10 +93,12 @@ typedef enum {
#define TCG_TARGET_HAS_bswap16_i32 1
#define TCG_TARGET_HAS_bswap32_i32 1
#define TCG_TARGET_HAS_rot_i32 1
#define TCG_TARGET_HAS_deposit_i32 1
#else
#define TCG_TARGET_HAS_bswap16_i32 0
#define TCG_TARGET_HAS_bswap32_i32 0
#define TCG_TARGET_HAS_rot_i32 0
#define TCG_TARGET_HAS_deposit_i32 0
#endif
/* optional instructions automatically implemented */