diff options
author | Yongbok Kim <yongbok.kim@imgtec.com> | 2014-11-01 05:28:44 +0000 |
---|---|---|
committer | Leon Alrae <leon.alrae@imgtec.com> | 2014-11-03 11:48:35 +0000 |
commit | 80e7159184fadfc2dee3b6cc92013d4c4c58348a (patch) | |
tree | dfbdd5846c11997419bc5d2e5773fb0122d17407 /target-mips/translate.c | |
parent | 4c7895465e069b204e8eb4731ac7f37cd3b1a4eb (diff) |
target-mips: add MSA I5 format instruction
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>
Diffstat (limited to 'target-mips/translate.c')
-rw-r--r-- | target-mips/translate.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/target-mips/translate.c b/target-mips/translate.c index aba3ccb0b3..e75b864b3b 100644 --- a/target-mips/translate.c +++ b/target-mips/translate.c @@ -17392,6 +17392,79 @@ static void gen_msa_i8(CPUMIPSState *env, DisasContext *ctx) tcg_temp_free_i32(ti8); } +static void gen_msa_i5(CPUMIPSState *env, DisasContext *ctx) +{ +#define MASK_MSA_I5(op) (MASK_MSA_MINOR(op) | (op & (0x7 << 23))) + uint8_t df = (ctx->opcode >> 21) & 0x3; + int8_t s5 = (int8_t) sextract32(ctx->opcode, 16, 5); + uint8_t u5 = (ctx->opcode >> 16) & 0x1f; + uint8_t ws = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + + TCGv_i32 tdf = tcg_const_i32(df); + TCGv_i32 twd = tcg_const_i32(wd); + TCGv_i32 tws = tcg_const_i32(ws); + TCGv_i32 timm = tcg_temp_new_i32(); + tcg_gen_movi_i32(timm, u5); + + switch (MASK_MSA_I5(ctx->opcode)) { + case OPC_ADDVI_df: + gen_helper_msa_addvi_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_SUBVI_df: + gen_helper_msa_subvi_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_MAXI_S_df: + tcg_gen_movi_i32(timm, s5); + gen_helper_msa_maxi_s_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_MAXI_U_df: + gen_helper_msa_maxi_u_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_MINI_S_df: + tcg_gen_movi_i32(timm, s5); + gen_helper_msa_mini_s_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_MINI_U_df: + gen_helper_msa_mini_u_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_CEQI_df: + tcg_gen_movi_i32(timm, s5); + gen_helper_msa_ceqi_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_CLTI_S_df: + tcg_gen_movi_i32(timm, s5); + gen_helper_msa_clti_s_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_CLTI_U_df: + gen_helper_msa_clti_u_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_CLEI_S_df: + tcg_gen_movi_i32(timm, s5); + gen_helper_msa_clei_s_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_CLEI_U_df: + gen_helper_msa_clei_u_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_LDI_df: + { + int32_t s10 = sextract32(ctx->opcode, 11, 10); + tcg_gen_movi_i32(timm, s10); + gen_helper_msa_ldi_df(cpu_env, tdf, twd, timm); + } + break; + default: + MIPS_INVAL("MSA instruction"); + generate_exception(ctx, EXCP_RI); + break; + } + + tcg_temp_free_i32(tdf); + tcg_temp_free_i32(twd); + tcg_temp_free_i32(tws); + tcg_temp_free_i32(timm); +} + static void gen_msa(CPUMIPSState *env, DisasContext *ctx) { uint32_t opcode = ctx->opcode; @@ -17404,6 +17477,10 @@ static void gen_msa(CPUMIPSState *env, DisasContext *ctx) case OPC_MSA_I8_02: gen_msa_i8(env, ctx); break; + case OPC_MSA_I5_06: + case OPC_MSA_I5_07: + gen_msa_i5(env, ctx); + break; default: MIPS_INVAL("MSA instruction"); generate_exception(ctx, EXCP_RI); |