diff options
Diffstat (limited to 'target/mips/msa_helper.c')
| -rw-r--r-- | target/mips/msa_helper.c | 90 |
1 files changed, 64 insertions, 26 deletions
diff --git a/target/mips/msa_helper.c b/target/mips/msa_helper.c index 2b54de0959..086b56f58c 100644 --- a/target/mips/msa_helper.c +++ b/target/mips/msa_helper.c @@ -2224,7 +2224,70 @@ void helper_msa_div_u_d(CPUMIPSState *env, * +---------------+----------------------------------------------------------+ */ -/* TODO: insert Int Dot Product group helpers here */ +#define SIGNED_EXTRACT(e, o, a, df) \ + do { \ + e = SIGNED_EVEN(a, df); \ + o = SIGNED_ODD(a, df); \ + } while (0) + +#define UNSIGNED_EXTRACT(e, o, a, df) \ + do { \ + e = UNSIGNED_EVEN(a, df); \ + o = UNSIGNED_ODD(a, df); \ + } while (0) + +static inline int64_t msa_dpadd_s_df(uint32_t df, int64_t dest, int64_t arg1, + int64_t arg2) +{ + int64_t even_arg1; + int64_t even_arg2; + int64_t odd_arg1; + int64_t odd_arg2; + SIGNED_EXTRACT(even_arg1, odd_arg1, arg1, df); + SIGNED_EXTRACT(even_arg2, odd_arg2, arg2, df); + return dest + (even_arg1 * even_arg2) + (odd_arg1 * odd_arg2); +} + +void helper_msa_dpadd_s_h(CPUMIPSState *env, + uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->h[0] = msa_dpadd_s_df(DF_HALF, pwd->h[0], pws->h[0], pwt->h[0]); + pwd->h[1] = msa_dpadd_s_df(DF_HALF, pwd->h[1], pws->h[1], pwt->h[1]); + pwd->h[2] = msa_dpadd_s_df(DF_HALF, pwd->h[2], pws->h[2], pwt->h[2]); + pwd->h[3] = msa_dpadd_s_df(DF_HALF, pwd->h[3], pws->h[3], pwt->h[3]); + pwd->h[4] = msa_dpadd_s_df(DF_HALF, pwd->h[4], pws->h[4], pwt->h[4]); + pwd->h[5] = msa_dpadd_s_df(DF_HALF, pwd->h[5], pws->h[5], pwt->h[5]); + pwd->h[6] = msa_dpadd_s_df(DF_HALF, pwd->h[6], pws->h[6], pwt->h[6]); + pwd->h[7] = msa_dpadd_s_df(DF_HALF, pwd->h[7], pws->h[7], pwt->h[7]); +} + +void helper_msa_dpadd_s_w(CPUMIPSState *env, + uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->w[0] = msa_dpadd_s_df(DF_WORD, pwd->w[0], pws->w[0], pwt->w[0]); + pwd->w[1] = msa_dpadd_s_df(DF_WORD, pwd->w[1], pws->w[1], pwt->w[1]); + pwd->w[2] = msa_dpadd_s_df(DF_WORD, pwd->w[2], pws->w[2], pwt->w[2]); + pwd->w[3] = msa_dpadd_s_df(DF_WORD, pwd->w[3], pws->w[3], pwt->w[3]); +} + +void helper_msa_dpadd_s_d(CPUMIPSState *env, + uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->d[0] = msa_dpadd_s_df(DF_DOUBLE, pwd->d[0], pws->d[0], pwt->d[0]); + pwd->d[1] = msa_dpadd_s_df(DF_DOUBLE, pwd->d[1], pws->d[1], pwt->d[1]); +} /* @@ -4785,18 +4848,6 @@ static inline int64_t msa_mulv_df(uint32_t df, int64_t arg1, int64_t arg2) return arg1 * arg2; } -#define SIGNED_EXTRACT(e, o, a, df) \ - do { \ - e = SIGNED_EVEN(a, df); \ - o = SIGNED_ODD(a, df); \ - } while (0) - -#define UNSIGNED_EXTRACT(e, o, a, df) \ - do { \ - e = UNSIGNED_EVEN(a, df); \ - o = UNSIGNED_ODD(a, df); \ - } while (0) - static inline int64_t msa_dotp_s_df(uint32_t df, int64_t arg1, int64_t arg2) { int64_t even_arg1; @@ -4958,18 +5009,6 @@ void helper_msa_sld_df(CPUMIPSState *env, uint32_t df, uint32_t wd, msa_sld_df(df, pwd, pws, env->active_tc.gpr[rt]); } -static inline int64_t msa_dpadd_s_df(uint32_t df, int64_t dest, int64_t arg1, - int64_t arg2) -{ - int64_t even_arg1; - int64_t even_arg2; - int64_t odd_arg1; - int64_t odd_arg2; - SIGNED_EXTRACT(even_arg1, odd_arg1, arg1, df); - SIGNED_EXTRACT(even_arg2, odd_arg2, arg2, df); - return dest + (even_arg1 * even_arg2) + (odd_arg1 * odd_arg2); -} - static inline int64_t msa_dpadd_u_df(uint32_t df, int64_t dest, int64_t arg1, int64_t arg2) { @@ -5132,7 +5171,6 @@ void helper_msa_ ## func ## _df(CPUMIPSState *env, uint32_t df, uint32_t wd, \ } \ } -MSA_TEROP_DF(dpadd_s) MSA_TEROP_DF(dpadd_u) MSA_TEROP_DF(dpsub_s) MSA_TEROP_DF(dpsub_u) |