target/mips: Clean up handling of CP0 register 4
Clean up handling of CP0 register 4. Reviewed-by: Aleksandar Rikalo <arikalo@wavecomp.com> Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com> Message-Id: <1567009614-12438-6-git-send-email-aleksandar.markovic@rt-rk.com>
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@ -305,7 +305,9 @@ typedef struct mips_def_t mips_def_t;
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#define CP0_REG03__TCOPT 7
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/* CP0 Register 04 */
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#define CP0_REG04__CONTEXT 0
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#define CP0_REG04__CONTEXTCONFIG 1
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#define CP0_REG04__USERLOCAL 2
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#define CP0_REG04__XCONTEXTCONFIG 3
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#define CP0_REG04__DBGCONTEXTID 4
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#define CP0_REG00__MMID 5
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/* CP0 Register 05 */
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@ -6975,16 +6975,17 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
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break;
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case CP0_REGISTER_04:
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switch (sel) {
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case 0:
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case CP0_REG04__CONTEXT:
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tcg_gen_ld_tl(arg, cpu_env, offsetof(CPUMIPSState, CP0_Context));
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tcg_gen_ext32s_tl(arg, arg);
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register_name = "Context";
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break;
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case 1:
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/* gen_helper_mfc0_contextconfig(arg); - SmartMIPS ASE */
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case CP0_REG04__CONTEXTCONFIG:
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/* SmartMIPS ASE */
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/* gen_helper_mfc0_contextconfig(arg); */
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register_name = "ContextConfig";
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goto cp0_unimplemented;
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case 2:
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case CP0_REG04__USERLOCAL:
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CP0_CHECK(ctx->ulri);
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tcg_gen_ld_tl(arg, cpu_env,
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offsetof(CPUMIPSState, active_tc.CP0_UserLocal));
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@ -7710,15 +7711,16 @@ static void gen_mtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
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break;
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case CP0_REGISTER_04:
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switch (sel) {
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case 0:
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case CP0_REG04__CONTEXT:
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gen_helper_mtc0_context(cpu_env, arg);
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register_name = "Context";
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break;
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case 1:
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// gen_helper_mtc0_contextconfig(cpu_env, arg); /* SmartMIPS ASE */
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case CP0_REG04__CONTEXTCONFIG:
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/* SmartMIPS ASE */
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/* gen_helper_mtc0_contextconfig(arg); */
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register_name = "ContextConfig";
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goto cp0_unimplemented;
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case 2:
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case CP0_REG04__USERLOCAL:
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CP0_CHECK(ctx->ulri);
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tcg_gen_st_tl(arg, cpu_env,
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offsetof(CPUMIPSState, active_tc.CP0_UserLocal));
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@ -8455,15 +8457,16 @@ static void gen_dmfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
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break;
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case CP0_REGISTER_04:
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switch (sel) {
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case 0:
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case CP0_REG04__CONTEXT:
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tcg_gen_ld_tl(arg, cpu_env, offsetof(CPUMIPSState, CP0_Context));
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register_name = "Context";
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break;
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case 1:
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// gen_helper_dmfc0_contextconfig(arg); /* SmartMIPS ASE */
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case CP0_REG04__CONTEXTCONFIG:
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/* SmartMIPS ASE */
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/* gen_helper_dmfc0_contextconfig(arg); */
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register_name = "ContextConfig";
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goto cp0_unimplemented;
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case 2:
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case CP0_REG04__USERLOCAL:
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CP0_CHECK(ctx->ulri);
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tcg_gen_ld_tl(arg, cpu_env,
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offsetof(CPUMIPSState, active_tc.CP0_UserLocal));
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@ -9168,15 +9171,16 @@ static void gen_dmtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
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break;
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case CP0_REGISTER_04:
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switch (sel) {
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case 0:
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case CP0_REG04__CONTEXT:
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gen_helper_mtc0_context(cpu_env, arg);
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register_name = "Context";
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break;
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case 1:
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// gen_helper_mtc0_contextconfig(cpu_env, arg); /* SmartMIPS ASE */
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case CP0_REG04__CONTEXTCONFIG:
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/* SmartMIPS ASE */
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/* gen_helper_dmtc0_contextconfig(arg); */
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register_name = "ContextConfig";
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goto cp0_unimplemented;
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case 2:
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case CP0_REG04__USERLOCAL:
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CP0_CHECK(ctx->ulri);
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tcg_gen_st_tl(arg, cpu_env,
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offsetof(CPUMIPSState, active_tc.CP0_UserLocal));
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