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| author | Richard Henderson <rth@twiddle.net> | 2013-08-14 14:35:56 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2013-09-02 09:08:29 -0700 |
| commit | 03271524b66dfc979cc0412bdb5d8d617426b644 (patch) | |
| tree | 31d2002d9a8ab63e59bbcfd0772599ffa79271c0 /tcg/s390 | |
| parent | 4ff78e0dbcd5c795962567fdc1b31e9e03c55b07 (diff) | |
| download | qemu-03271524b66dfc979cc0412bdb5d8d617426b644.zip qemu-03271524b66dfc979cc0412bdb5d8d617426b644.tar.gz qemu-03271524b66dfc979cc0412bdb5d8d617426b644.tar.bz2 | |
tcg: Add muluh and mulsh opcodes
Use them in places where mulu2 and muls2 are used.
Optimize mulx2 with dead low part to mulxh.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'tcg/s390')
| -rw-r--r-- | tcg/s390/tcg-target.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tcg/s390/tcg-target.h b/tcg/s390/tcg-target.h index 42ca36c..b02f170 100644 --- a/tcg/s390/tcg-target.h +++ b/tcg/s390/tcg-target.h @@ -69,6 +69,8 @@ typedef enum TCGReg { #define TCG_TARGET_HAS_sub2_i32 1 #define TCG_TARGET_HAS_mulu2_i32 0 #define TCG_TARGET_HAS_muls2_i32 0 +#define TCG_TARGET_HAS_muluh_i32 0 +#define TCG_TARGET_HAS_mulsh_i32 0 #define TCG_TARGET_HAS_div2_i64 1 #define TCG_TARGET_HAS_rot_i64 1 @@ -94,6 +96,8 @@ typedef enum TCGReg { #define TCG_TARGET_HAS_sub2_i64 1 #define TCG_TARGET_HAS_mulu2_i64 1 #define TCG_TARGET_HAS_muls2_i64 0 +#define TCG_TARGET_HAS_muluh_i64 0 +#define TCG_TARGET_HAS_mulsh_i64 0 extern bool tcg_target_deposit_valid(int ofs, int len); #define TCG_TARGET_deposit_i32_valid tcg_target_deposit_valid |