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target-mips: add MSA I5 format instruction

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add MSA I5 format instructions

Signed-off-by: Yongbok Kim <yongbok.kim@imgtec.com>
Reviewed-by: Leon Alrae <leon.alrae@imgtec.com>
Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
This commit is contained in:
Yongbok Kim 2014-11-01 05:28:44 +00:00 • committed by Leon Alrae
parent 4c7895465e
commit 80e7159184
3 changed files with 232 additions and 0 deletions
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142
target-mips/msa_helper.c
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@ -113,3 +113,145 @@ void helper_msa_shf_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
}
msa_move_v(pwd, pwx);
}
static inline int64_t msa_addv_df(uint32_t df, int64_t arg1, int64_t arg2)
{
return arg1 + arg2;
}
static inline int64_t msa_subv_df(uint32_t df, int64_t arg1, int64_t arg2)
{
return arg1 - arg2;
}
static inline int64_t msa_ceq_df(uint32_t df, int64_t arg1, int64_t arg2)
{
return arg1 == arg2 ? -1 : 0;
}
static inline int64_t msa_cle_s_df(uint32_t df, int64_t arg1, int64_t arg2)
{
return arg1 <= arg2 ? -1 : 0;
}
static inline int64_t msa_cle_u_df(uint32_t df, int64_t arg1, int64_t arg2)
{
uint64_t u_arg1 = UNSIGNED(arg1, df);
uint64_t u_arg2 = UNSIGNED(arg2, df);
return u_arg1 <= u_arg2 ? -1 : 0;
}
static inline int64_t msa_clt_s_df(uint32_t df, int64_t arg1, int64_t arg2)
{
return arg1 < arg2 ? -1 : 0;
}
static inline int64_t msa_clt_u_df(uint32_t df, int64_t arg1, int64_t arg2)
{
uint64_t u_arg1 = UNSIGNED(arg1, df);
uint64_t u_arg2 = UNSIGNED(arg2, df);
return u_arg1 < u_arg2 ? -1 : 0;
}
static inline int64_t msa_max_s_df(uint32_t df, int64_t arg1, int64_t arg2)
{
return arg1 > arg2 ? arg1 : arg2;
}
static inline int64_t msa_max_u_df(uint32_t df, int64_t arg1, int64_t arg2)
{
uint64_t u_arg1 = UNSIGNED(arg1, df);
uint64_t u_arg2 = UNSIGNED(arg2, df);
return u_arg1 > u_arg2 ? arg1 : arg2;
}
static inline int64_t msa_min_s_df(uint32_t df, int64_t arg1, int64_t arg2)
{
return arg1 < arg2 ? arg1 : arg2;
}
static inline int64_t msa_min_u_df(uint32_t df, int64_t arg1, int64_t arg2)
{
uint64_t u_arg1 = UNSIGNED(arg1, df);
uint64_t u_arg2 = UNSIGNED(arg2, df);
return u_arg1 < u_arg2 ? arg1 : arg2;
}
#define MSA_BINOP_IMM_DF(helper, func) \
void helper_msa_ ## helper ## _df(CPUMIPSState *env, uint32_t df, \
uint32_t wd, uint32_t ws, int32_t u5) \
{ \
wr_t *pwd = &(env->active_fpu.fpr[wd].wr); \
wr_t *pws = &(env->active_fpu.fpr[ws].wr); \
uint32_t i; \
\
switch (df) { \
case DF_BYTE: \
for (i = 0; i < DF_ELEMENTS(DF_BYTE); i++) { \
pwd->b[i] = msa_ ## func ## _df(df, pws->b[i], u5); \
} \
break; \
case DF_HALF: \
for (i = 0; i < DF_ELEMENTS(DF_HALF); i++) { \
pwd->h[i] = msa_ ## func ## _df(df, pws->h[i], u5); \
} \
break; \
case DF_WORD: \
for (i = 0; i < DF_ELEMENTS(DF_WORD); i++) { \
pwd->w[i] = msa_ ## func ## _df(df, pws->w[i], u5); \
} \
break; \
case DF_DOUBLE: \
for (i = 0; i < DF_ELEMENTS(DF_DOUBLE); i++) { \
pwd->d[i] = msa_ ## func ## _df(df, pws->d[i], u5); \
} \
break; \
default: \
assert(0); \
} \
}
MSA_BINOP_IMM_DF(addvi, addv)
MSA_BINOP_IMM_DF(subvi, subv)
MSA_BINOP_IMM_DF(ceqi, ceq)
MSA_BINOP_IMM_DF(clei_s, cle_s)
MSA_BINOP_IMM_DF(clei_u, cle_u)
MSA_BINOP_IMM_DF(clti_s, clt_s)
MSA_BINOP_IMM_DF(clti_u, clt_u)
MSA_BINOP_IMM_DF(maxi_s, max_s)
MSA_BINOP_IMM_DF(maxi_u, max_u)
MSA_BINOP_IMM_DF(mini_s, min_s)
MSA_BINOP_IMM_DF(mini_u, min_u)
#undef MSA_BINOP_IMM_DF
void helper_msa_ldi_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
int32_t s10)
{
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
uint32_t i;
switch (df) {
case DF_BYTE:
for (i = 0; i < DF_ELEMENTS(DF_BYTE); i++) {
pwd->b[i] = (int8_t)s10;
}
break;
case DF_HALF:
for (i = 0; i < DF_ELEMENTS(DF_HALF); i++) {
pwd->h[i] = (int16_t)s10;
}
break;
case DF_WORD:
for (i = 0; i < DF_ELEMENTS(DF_WORD); i++) {
pwd->w[i] = (int32_t)s10;
}
break;
case DF_DOUBLE:
for (i = 0; i < DF_ELEMENTS(DF_DOUBLE); i++) {
pwd->d[i] = (int64_t)s10;
}
break;
default:
assert(0);
}
}