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| author | Aleksandar Markovic <amarkovic@wavecomp.com> | 2019-08-28 18:26:51 +0200 |
|---|---|---|
| committer | Aleksandar Markovic <amarkovic@wavecomp.com> | 2019-08-29 12:07:56 +0200 |
| commit | a30e2f218034f6215757734c8107fd47f5385dfa (patch) | |
| tree | 4dd215ae8f98d90c30a19a9415c9c3a31ba0b578 | |
| parent | 5a10873d7ddd5d84c38c6f0dd69116b93219a7c1 (diff) | |
| download | qemu-a30e2f218034f6215757734c8107fd47f5385dfa.zip qemu-a30e2f218034f6215757734c8107fd47f5385dfa.tar.gz qemu-a30e2f218034f6215757734c8107fd47f5385dfa.tar.bz2 | |
target/mips: Clean up handling of CP0 register 28
Clean up handling of CP0 register 28.
Reviewed-by: Aleksandar Rikalo <arikalo@wavecomp.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Message-Id: <1567009614-12438-28-git-send-email-aleksandar.markovic@rt-rk.com>
| -rw-r--r-- | target/mips/cpu.h | 24 | ||||
| -rw-r--r-- | target/mips/translate.c | 64 |
2 files changed, 46 insertions, 42 deletions
diff --git a/target/mips/cpu.h b/target/mips/cpu.h index 40b7cc6..de9e850 100644 --- a/target/mips/cpu.h +++ b/target/mips/cpu.h @@ -233,12 +233,12 @@ typedef struct mips_def_t mips_def_t; * * 0 DataLo DataHi ErrorEPC DESAVE * 1 TagLo TagHi - * 2 DataLo DataHi KScratch<n> - * 3 TagLo TagHi KScratch<n> - * 4 DataLo DataHi KScratch<n> - * 5 TagLo TagHi KScratch<n> - * 6 DataLo DataHi KScratch<n> - * 7 TagLo TagHi KScratch<n> + * 2 DataLo1 DataHi KScratch<n> + * 3 TagLo1 TagHi KScratch<n> + * 4 DataLo2 DataHi KScratch<n> + * 5 TagLo2 TagHi KScratch<n> + * 6 DataLo3 DataHi KScratch<n> + * 7 TagLo3 TagHi KScratch<n> * */ #define CP0_REGISTER_00 0 @@ -427,10 +427,14 @@ typedef struct mips_def_t mips_def_t; /* CP0 Register 27 */ #define CP0_REG27__CACHERR 0 /* CP0 Register 28 */ -#define CP0_REG28__ITAGLO 0 -#define CP0_REG28__IDATALO 1 -#define CP0_REG28__DTAGLO 2 -#define CP0_REG28__DDATALO 3 +#define CP0_REG28__TAGLO 0 +#define CP0_REG28__DATALO 1 +#define CP0_REG28__TAGLO1 2 +#define CP0_REG28__DATALO1 3 +#define CP0_REG28__TAGLO2 4 +#define CP0_REG28__DATALO2 5 +#define CP0_REG28__TAGLO3 6 +#define CP0_REG28__DATALO3 7 /* CP0 Register 29 */ #define CP0_REG29__IDATAHI 1 #define CP0_REG29__DDATAHI 3 diff --git a/target/mips/translate.c b/target/mips/translate.c index c969c25..032e3b0 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -7476,10 +7476,10 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_28: switch (sel) { - case 0: - case 2: - case 4: - case 6: + case CP0_REG28__TAGLO: + case CP0_REG28__TAGLO1: + case CP0_REG28__TAGLO2: + case CP0_REG28__TAGLO3: { TCGv_i64 tmp = tcg_temp_new_i64(); tcg_gen_ld_i64(tmp, cpu_env, offsetof(CPUMIPSState, CP0_TagLo)); @@ -7488,10 +7488,10 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel) } register_name = "TagLo"; break; - case 1: - case 3: - case 5: - case 7: + case CP0_REG28__DATALO: + case CP0_REG28__DATALO1: + case CP0_REG28__DATALO2: + case CP0_REG28__DATALO3: gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_DataLo)); register_name = "DataLo"; break; @@ -8231,17 +8231,17 @@ static void gen_mtc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_28: switch (sel) { - case 0: - case 2: - case 4: - case 6: + case CP0_REG28__TAGLO: + case CP0_REG28__TAGLO1: + case CP0_REG28__TAGLO2: + case CP0_REG28__TAGLO3: gen_helper_mtc0_taglo(cpu_env, arg); register_name = "TagLo"; break; - case 1: - case 3: - case 5: - case 7: + case CP0_REG28__DATALO: + case CP0_REG28__DATALO1: + case CP0_REG28__DATALO2: + case CP0_REG28__DATALO3: gen_helper_mtc0_datalo(cpu_env, arg); register_name = "DataLo"; break; @@ -8959,17 +8959,17 @@ static void gen_dmfc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_28: switch (sel) { - case 0: - case 2: - case 4: - case 6: + case CP0_REG28__TAGLO: + case CP0_REG28__TAGLO1: + case CP0_REG28__TAGLO2: + case CP0_REG28__TAGLO3: gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_TagLo)); register_name = "TagLo"; break; - case 1: - case 3: - case 5: - case 7: + case CP0_REG28__DATALO: + case CP0_REG28__DATALO1: + case CP0_REG28__DATALO2: + case CP0_REG28__DATALO3: gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_DataLo)); register_name = "DataLo"; break; @@ -9695,17 +9695,17 @@ static void gen_dmtc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_28: switch (sel) { - case 0: - case 2: - case 4: - case 6: + case CP0_REG28__TAGLO: + case CP0_REG28__TAGLO1: + case CP0_REG28__TAGLO2: + case CP0_REG28__TAGLO3: gen_helper_mtc0_taglo(cpu_env, arg); register_name = "TagLo"; break; - case 1: - case 3: - case 5: - case 7: + case CP0_REG28__DATALO: + case CP0_REG28__DATALO1: + case CP0_REG28__DATALO2: + case CP0_REG28__DATALO3: gen_helper_mtc0_datalo(cpu_env, arg); register_name = "DataLo"; break; |