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Convert tagged ops

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Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2009-05-10 10:38:35 +03:00
parent 2ca1d92b07
commit 3b2d1e9286
2 changed files with 85 additions and 129 deletions
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77
target-sparc/op_helper.c
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@ -902,6 +902,45 @@ static uint32_t compute_C_addx_xcc(void)
}
#endif
static inline uint32_t get_V_tag_icc(target_ulong src1, target_ulong src2)
{
uint32_t ret = 0;
if ((src1 | src2) & 0x3)
ret |= PSR_OVF;
return ret;
}
static uint32_t compute_all_tadd(void)
{
uint32_t ret;
ret = get_NZ_icc(CC_DST);
ret |= get_C_add_icc(CC_DST, CC_SRC);
ret |= get_V_add_icc(CC_DST, CC_SRC, CC_SRC2);
ret |= get_V_tag_icc(CC_SRC, CC_SRC2);
return ret;
}
static uint32_t compute_C_tadd(void)
{
return get_C_add_icc(CC_DST, CC_SRC);
}
static uint32_t compute_all_taddtv(void)
{
uint32_t ret;
ret = get_NZ_icc(CC_DST);
ret |= get_C_add_icc(CC_DST, CC_SRC);
return ret;
}
static uint32_t compute_C_taddtv(void)
{
return get_C_add_icc(CC_DST, CC_SRC);
}
static inline uint32_t get_C_sub_icc(target_ulong src1, target_ulong src2)
{
uint32_t ret = 0;
@ -1014,6 +1053,36 @@ static uint32_t compute_C_subx_xcc(void)
}
#endif
static uint32_t compute_all_tsub(void)
{
uint32_t ret;
ret = get_NZ_icc(CC_DST);
ret |= get_C_sub_icc(CC_DST, CC_SRC);
ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2);
ret |= get_V_tag_icc(CC_SRC, CC_SRC2);
return ret;
}
static uint32_t compute_C_tsub(void)
{
return get_C_sub_icc(CC_DST, CC_SRC);
}
static uint32_t compute_all_tsubtv(void)
{
uint32_t ret;
ret = get_NZ_icc(CC_DST);
ret |= get_C_sub_icc(CC_DST, CC_SRC);
return ret;
}
static uint32_t compute_C_tsubtv(void)
{
return get_C_sub_icc(CC_DST, CC_SRC);
}
static uint32_t compute_all_logic(void)
{
return get_NZ_icc(CC_DST);
@ -1041,8 +1110,12 @@ static const CCTable icc_table[CC_OP_NB] = {
[CC_OP_FLAGS] = { compute_all_flags, compute_C_flags },
[CC_OP_ADD] = { compute_all_add, compute_C_add },
[CC_OP_ADDX] = { compute_all_addx, compute_C_addx },
[CC_OP_TADD] = { compute_all_tadd, compute_C_tadd },
[CC_OP_TADDTV] = { compute_all_taddtv, compute_C_taddtv },
[CC_OP_SUB] = { compute_all_sub, compute_C_sub },
[CC_OP_SUBX] = { compute_all_subx, compute_C_subx },
[CC_OP_TSUB] = { compute_all_tsub, compute_C_tsub },
[CC_OP_TSUBTV] = { compute_all_tsubtv, compute_C_tsubtv },
[CC_OP_LOGIC] = { compute_all_logic, compute_C_logic },
};
@ -1052,8 +1125,12 @@ static const CCTable xcc_table[CC_OP_NB] = {
[CC_OP_FLAGS] = { compute_all_flags_xcc, compute_C_flags_xcc },
[CC_OP_ADD] = { compute_all_add_xcc, compute_C_add_xcc },
[CC_OP_ADDX] = { compute_all_addx_xcc, compute_C_addx_xcc },
[CC_OP_TADD] = { compute_all_add_xcc, compute_C_add_xcc },
[CC_OP_TADDTV] = { compute_all_add_xcc, compute_C_add_xcc },
[CC_OP_SUB] = { compute_all_sub_xcc, compute_C_sub_xcc },
[CC_OP_SUBX] = { compute_all_subx_xcc, compute_C_subx_xcc },
[CC_OP_TSUB] = { compute_all_sub_xcc, compute_C_sub_xcc },
[CC_OP_TSUBTV] = { compute_all_sub_xcc, compute_C_sub_xcc },
[CC_OP_LOGIC] = { compute_all_logic_xcc, compute_C_logic },
};
#endif