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Implement TCG rotation ops for x86-64

Browse source 
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6795 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2009-03-09 18:50:53 +00:00
parent a1f6684d65
commit d42f183c04
4 changed files with 56 additions and 4 deletions
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28
tcg/tcg-op.h
View file

@ -1573,6 +1573,9 @@ static inline void tcg_gen_orc_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
static inline void tcg_gen_rotl_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
#ifdef TCG_TARGET_HAS_rot_i32
tcg_gen_op3_i32(INDEX_op_rotl_i32, ret, arg1, arg2);
#else
TCGv_i32 t0, t1;
t0 = tcg_temp_new_i32();
@ -1583,10 +1586,14 @@ static inline void tcg_gen_rotl_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
tcg_gen_or_i32(ret, t0, t1);
tcg_temp_free_i32(t0);
tcg_temp_free_i32(t1);
#endif
}
static inline void tcg_gen_rotl_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
{
#ifdef TCG_TARGET_HAS_rot_i64
tcg_gen_op3_i64(INDEX_op_rotl_i64, ret, arg1, arg2);
#else
TCGv_i64 t0, t1;
t0 = tcg_temp_new_i64();
@ -1597,6 +1604,7 @@ static inline void tcg_gen_rotl_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
tcg_gen_or_i64(ret, t0, t1);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
#endif
}
static inline void tcg_gen_rotli_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
@ -1605,6 +1613,11 @@ static inline void tcg_gen_rotli_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
if (arg2 == 0) {
tcg_gen_mov_i32(ret, arg1);
} else {
#ifdef TCG_TARGET_HAS_rot_i32
TCGv_i32 t0 = tcg_const_i32(arg2);
tcg_gen_rotl_i32(ret, arg1, t0);
tcg_temp_free_i32(t0);
#else
TCGv_i32 t0, t1;
t0 = tcg_temp_new_i32();
t1 = tcg_temp_new_i32();
@ -1613,6 +1626,7 @@ static inline void tcg_gen_rotli_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
tcg_gen_or_i32(ret, t0, t1);
tcg_temp_free_i32(t0);
tcg_temp_free_i32(t1);
#endif
}
}
@ -1622,6 +1636,11 @@ static inline void tcg_gen_rotli_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
if (arg2 == 0) {
tcg_gen_mov_i64(ret, arg1);
} else {
#ifdef TCG_TARGET_HAS_rot_i64
TCGv_i64 t0 = tcg_const_i64(arg2);
tcg_gen_rotl_i64(ret, arg1, t0);
tcg_temp_free_i64(t0);
#else
TCGv_i64 t0, t1;
t0 = tcg_temp_new_i64();
t1 = tcg_temp_new_i64();
@ -1630,11 +1649,15 @@ static inline void tcg_gen_rotli_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
tcg_gen_or_i64(ret, t0, t1);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
#endif
}
}
static inline void tcg_gen_rotr_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
#ifdef TCG_TARGET_HAS_rot_i32
tcg_gen_op3_i32(INDEX_op_rotr_i32, ret, arg1, arg2);
#else
TCGv_i32 t0, t1;
t0 = tcg_temp_new_i32();
@ -1645,10 +1668,14 @@ static inline void tcg_gen_rotr_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
tcg_gen_or_i32(ret, t0, t1);
tcg_temp_free_i32(t0);
tcg_temp_free_i32(t1);
#endif
}
static inline void tcg_gen_rotr_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
{
#ifdef TCG_TARGET_HAS_rot_i64
tcg_gen_op3_i64(INDEX_op_rotr_i64, ret, arg1, arg2);
#else
TCGv_i64 t0, t1;
t0 = tcg_temp_new_i64();
@ -1659,6 +1686,7 @@ static inline void tcg_gen_rotr_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
tcg_gen_or_i64(ret, t0, t1);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
#endif
}
static inline void tcg_gen_rotri_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)