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tcg: Add muluh and mulsh opcodes

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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>
This commit is contained in:
Richard Henderson 2013-08-14 14:35:56 -07:00
parent 4ff78e0dbc
commit 03271524b6
16 changed files with 128 additions and 11 deletions
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4
tcg/aarch64/tcg-target.h
View file

@ -61,6 +61,8 @@ typedef enum {
#define TCG_TARGET_HAS_sub2_i32 0
#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_div_i64 0
#define TCG_TARGET_HAS_rem_i64 0
@ -87,6 +89,8 @@ typedef enum {
#define TCG_TARGET_HAS_sub2_i64 0
#define TCG_TARGET_HAS_mulu2_i64 0
#define TCG_TARGET_HAS_muls2_i64 0
#define TCG_TARGET_HAS_muluh_i64 0
#define TCG_TARGET_HAS_mulsh_i64 0
enum {
TCG_AREG0 = TCG_REG_X19,