From e3c7559d8902fbb9857fb94fc5391f258cc3c4d1 Mon Sep 17 00:00:00 2001 From: Aleksandar Markovic Date: Wed, 28 Aug 2019 18:26:38 +0200 Subject: [PATCH] target/mips: Clean up handling of CP0 register 13 Clean up handling of CP0 register 13. Reviewed-by: Aleksandar Rikalo Signed-off-by: Aleksandar Markovic Message-Id: <1567009614-12438-15-git-send-email-aleksandar.markovic@rt-rk.com> --- target/mips/cpu.h | 2 ++ target/mips/translate.c | 8 ++++---- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/target/mips/cpu.h b/target/mips/cpu.h index 061effb80d..4fce05ae13 100644 --- a/target/mips/cpu.h +++ b/target/mips/cpu.h @@ -357,6 +357,8 @@ typedef struct mips_def_t mips_def_t; #define CP0_REG12__GTOFFSET 7 /* CP0 Register 13 */ #define CP0_REG13__CAUSE 0 +#define CP0_REG13__VIEW_RIPL 4 +#define CP0_REG13__NESTEDEXC 5 /* CP0 Register 14 */ #define CP0_REG14__EPC 0 /* CP0 Register 15 */ diff --git a/target/mips/translate.c b/target/mips/translate.c index fb9c719c33..4da08e1929 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -7202,7 +7202,7 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_13: switch (sel) { - case 0: + case CP0_REG13__CAUSE: gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_Cause)); register_name = "Cause"; break; @@ -7928,7 +7928,7 @@ static void gen_mtc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_13: switch (sel) { - case 0: + case CP0_REG13__CAUSE: save_cpu_state(ctx, 1); gen_helper_mtc0_cause(cpu_env, arg); /* @@ -8677,7 +8677,7 @@ static void gen_dmfc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_13: switch (sel) { - case 0: + case CP0_REG13__CAUSE: gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_Cause)); register_name = "Cause"; break; @@ -9391,7 +9391,7 @@ static void gen_dmtc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_13: switch (sel) { - case 0: + case CP0_REG13__CAUSE: save_cpu_state(ctx, 1); gen_helper_mtc0_cause(cpu_env, arg); /*