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target-mips: use CP0_CHECK for gen_m{f|t}hc0

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Reuse CP0_CHECK macro for gen_m{f|t}hc0.

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>
This commit is contained in:
Yongbok Kim 2016-03-24 15:49:59 +00:00 committed by Leon Alrae
parent 408294352a
commit c98d3d79ee
1 changed files with 21 additions and 25 deletions
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46
target-mips/translate.c
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@ -4775,13 +4775,18 @@ static inline void gen_mtc0_store32 (TCGv arg, target_ulong off)
tcg_temp_free_i32(t0);
}
#define CP0_CHECK(c) \
do { \
if (!(c)) { \
goto cp0_unimplemented; \
} \
} while (0)
static void gen_mfhc0(DisasContext *ctx, TCGv arg, int reg, int sel)
{
const char *rn = "invalid";
if (!(ctx->hflags & MIPS_HFLAG_ELPA)) {
goto mfhc0_read_zero;
}
CP0_CHECK(ctx->hflags & MIPS_HFLAG_ELPA);
switch (reg) {
case 2:
@ -4791,7 +4796,7 @@ static void gen_mfhc0(DisasContext *ctx, TCGv arg, int reg, int sel)
rn = "EntryLo0";
break;
default:
goto mfhc0_read_zero;
goto cp0_unimplemented;
}
break;
case 3:
@ -4801,7 +4806,7 @@ static void gen_mfhc0(DisasContext *ctx, TCGv arg, int reg, int sel)
rn = "EntryLo1";
break;
default:
goto mfhc0_read_zero;
goto cp0_unimplemented;
}
break;
case 17:
@ -4812,7 +4817,7 @@ static void gen_mfhc0(DisasContext *ctx, TCGv arg, int reg, int sel)
rn = "LLAddr";
break;
default:
goto mfhc0_read_zero;
goto cp0_unimplemented;
}
break;
case 28:
@ -4825,18 +4830,18 @@ static void gen_mfhc0(DisasContext *ctx, TCGv arg, int reg, int sel)
rn = "TagLo";
break;
default:
goto mfhc0_read_zero;
goto cp0_unimplemented;
}
break;
default:
goto mfhc0_read_zero;
goto cp0_unimplemented;
}
(void)rn; /* avoid a compiler warning */
LOG_DISAS("mfhc0 %s (reg %d sel %d)\n", rn, reg, sel);
return;
mfhc0_read_zero:
cp0_unimplemented:
LOG_DISAS("mfhc0 %s (reg %d sel %d)\n", rn, reg, sel);
tcg_gen_movi_tl(arg, 0);
}
@ -4846,9 +4851,7 @@ static void gen_mthc0(DisasContext *ctx, TCGv arg, int reg, int sel)
const char *rn = "invalid";
uint64_t mask = ctx->PAMask >> 36;
if (!(ctx->hflags & MIPS_HFLAG_ELPA)) {
goto mthc0_nop;
}
CP0_CHECK(ctx->hflags & MIPS_HFLAG_ELPA);
switch (reg) {
case 2:
@ -4859,7 +4862,7 @@ static void gen_mthc0(DisasContext *ctx, TCGv arg, int reg, int sel)
rn = "EntryLo0";
break;
default:
goto mthc0_nop;
goto cp0_unimplemented;
}
break;
case 3:
@ -4870,7 +4873,7 @@ static void gen_mthc0(DisasContext *ctx, TCGv arg, int reg, int sel)
rn = "EntryLo1";
break;
default:
goto mthc0_nop;
goto cp0_unimplemented;
}
break;
case 17:
@ -4883,7 +4886,7 @@ static void gen_mthc0(DisasContext *ctx, TCGv arg, int reg, int sel)
rn = "LLAddr";
break;
default:
goto mthc0_nop;
goto cp0_unimplemented;
}
break;
case 28:
@ -4897,15 +4900,15 @@ static void gen_mthc0(DisasContext *ctx, TCGv arg, int reg, int sel)
rn = "TagLo";
break;
default:
goto mthc0_nop;
goto cp0_unimplemented;
}
break;
default:
goto mthc0_nop;
goto cp0_unimplemented;
}
(void)rn; /* avoid a compiler warning */
mthc0_nop:
cp0_unimplemented:
LOG_DISAS("mthc0 %s (reg %d sel %d)\n", rn, reg, sel);
}
@ -4918,13 +4921,6 @@ static inline void gen_mfc0_unimplemented(DisasContext *ctx, TCGv arg)
}
}
#define CP0_CHECK(c) \
do { \
if (!(c)) { \
goto cp0_unimplemented; \
} \
} while (0)
static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
{
const char *rn = "invalid";