diff options
Diffstat (limited to 'target/mips')
| -rw-r--r-- | target/mips/helper.h | 4 | ||||
| -rw-r--r-- | target/mips/msa_helper.c | 67 | ||||
| -rw-r--r-- | target/mips/translate.c | 12 |
3 files changed, 68 insertions, 15 deletions
diff --git a/target/mips/helper.h b/target/mips/helper.h index 155b6bbe3e..2de14542cd 100644 --- a/target/mips/helper.h +++ b/target/mips/helper.h @@ -1087,7 +1087,9 @@ DEF_HELPER_4(msa_dpadd_s_d, void, env, i32, i32, i32) DEF_HELPER_4(msa_dpadd_u_h, void, env, i32, i32, i32) DEF_HELPER_4(msa_dpadd_u_w, void, env, i32, i32, i32) DEF_HELPER_4(msa_dpadd_u_d, void, env, i32, i32, i32) -DEF_HELPER_5(msa_dpsub_s_df, void, env, i32, i32, i32, i32) +DEF_HELPER_4(msa_dpsub_s_h, void, env, i32, i32, i32) +DEF_HELPER_4(msa_dpsub_s_w, void, env, i32, i32, i32) +DEF_HELPER_4(msa_dpsub_s_d, void, env, i32, i32, i32) DEF_HELPER_5(msa_dpsub_u_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_sld_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_splat_df, void, env, i32, i32, i32, i32) diff --git a/target/mips/msa_helper.c b/target/mips/msa_helper.c index 9741c94d27..934f705c1e 100644 --- a/target/mips/msa_helper.c +++ b/target/mips/msa_helper.c @@ -2344,6 +2344,60 @@ void helper_msa_dpadd_u_d(CPUMIPSState *env, } +static inline int64_t msa_dpsub_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_dpsub_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_dpsub_s_df(DF_HALF, pwd->h[0], pws->h[0], pwt->h[0]); + pwd->h[1] = msa_dpsub_s_df(DF_HALF, pwd->h[1], pws->h[1], pwt->h[1]); + pwd->h[2] = msa_dpsub_s_df(DF_HALF, pwd->h[2], pws->h[2], pwt->h[2]); + pwd->h[3] = msa_dpsub_s_df(DF_HALF, pwd->h[3], pws->h[3], pwt->h[3]); + pwd->h[4] = msa_dpsub_s_df(DF_HALF, pwd->h[4], pws->h[4], pwt->h[4]); + pwd->h[5] = msa_dpsub_s_df(DF_HALF, pwd->h[5], pws->h[5], pwt->h[5]); + pwd->h[6] = msa_dpsub_s_df(DF_HALF, pwd->h[6], pws->h[6], pwt->h[6]); + pwd->h[7] = msa_dpsub_s_df(DF_HALF, pwd->h[7], pws->h[7], pwt->h[7]); +} + +void helper_msa_dpsub_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_dpsub_s_df(DF_WORD, pwd->w[0], pws->w[0], pwt->w[0]); + pwd->w[1] = msa_dpsub_s_df(DF_WORD, pwd->w[1], pws->w[1], pwt->w[1]); + pwd->w[2] = msa_dpsub_s_df(DF_WORD, pwd->w[2], pws->w[2], pwt->w[2]); + pwd->w[3] = msa_dpsub_s_df(DF_WORD, pwd->w[3], pws->w[3], pwt->w[3]); +} + +void helper_msa_dpsub_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_dpsub_s_df(DF_DOUBLE, pwd->d[0], pws->d[0], pwt->d[0]); + pwd->d[1] = msa_dpsub_s_df(DF_DOUBLE, pwd->d[1], pws->d[1], pwt->d[1]); +} + + /* * Int Max Min * ----------- @@ -5063,18 +5117,6 @@ 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_dpsub_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_dpsub_u_df(uint32_t df, int64_t dest, int64_t arg1, int64_t arg2) { @@ -5213,7 +5255,6 @@ void helper_msa_ ## func ## _df(CPUMIPSState *env, uint32_t df, uint32_t wd, \ } \ } -MSA_TEROP_DF(dpsub_s) MSA_TEROP_DF(dpsub_u) MSA_TEROP_DF(binsl) MSA_TEROP_DF(binsr) diff --git a/target/mips/translate.c b/target/mips/translate.c index 0f99768358..caf3adfa25 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -29426,7 +29426,17 @@ static void gen_msa_3r(CPUMIPSState *env, DisasContext *ctx) } break; case OPC_DPSUB_S_df: - gen_helper_msa_dpsub_s_df(cpu_env, tdf, twd, tws, twt); + switch (df) { + case DF_HALF: + gen_helper_msa_dpsub_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_dpsub_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_dpsub_s_d(cpu_env, twd, tws, twt); + break; + } break; case OPC_DPSUB_U_df: gen_helper_msa_dpsub_u_df(cpu_env, tdf, twd, tws, twt); |