diff options
| -rw-r--r-- | target/sh4/translate.c | 64 |
1 files changed, 30 insertions, 34 deletions
diff --git a/target/sh4/translate.c b/target/sh4/translate.c index 37e9ae32a3..6362a4781e 100644 --- a/target/sh4/translate.c +++ b/target/sh4/translate.c @@ -389,6 +389,11 @@ static inline void gen_store_fpr64(DisasContext *ctx, TCGv_i64 t, int reg) goto do_illegal; \ } +#define CHECK_SH4A \ + if (!(ctx->features & SH_FEATURE_SH4A)) { \ + goto do_illegal; \ + } + static void _decode_opc(DisasContext * ctx) { /* This code tries to make movcal emulation sufficiently @@ -1467,7 +1472,7 @@ static void _decode_opc(DisasContext * ctx) LDST(ssr, 0x403e, 0x4037, 0x0032, 0x4033, CHECK_PRIVILEGED) LDST(spc, 0x404e, 0x4047, 0x0042, 0x4043, CHECK_PRIVILEGED) ST(sgr, 0x003a, 0x4032, CHECK_PRIVILEGED) - LD(sgr, 0x403a, 0x4036, CHECK_PRIVILEGED if (!(ctx->features & SH_FEATURE_SH4A)) break;) + LD(sgr, 0x403a, 0x4036, CHECK_PRIVILEGED CHECK_SH4A) LDST(dbr, 0x40fa, 0x40f6, 0x00fa, 0x40f2, CHECK_PRIVILEGED) LDST(mach, 0x400a, 0x4006, 0x000a, 0x4002, {}) LDST(macl, 0x401a, 0x4016, 0x001a, 0x4012, {}) @@ -1517,21 +1522,19 @@ static void _decode_opc(DisasContext * ctx) ctx->has_movcal = 1; return; case 0x40a9: /* movua.l @Rm,R0 */ + CHECK_SH4A /* Load non-boundary-aligned data */ - if (ctx->features & SH_FEATURE_SH4A) { - tcg_gen_qemu_ld_i32(REG(0), REG(B11_8), ctx->memidx, - MO_TEUL | MO_UNALN); - return; - } + tcg_gen_qemu_ld_i32(REG(0), REG(B11_8), ctx->memidx, + MO_TEUL | MO_UNALN); + return; break; case 0x40e9: /* movua.l @Rm+,R0 */ + CHECK_SH4A /* Load non-boundary-aligned data */ - if (ctx->features & SH_FEATURE_SH4A) { - tcg_gen_qemu_ld_i32(REG(0), REG(B11_8), ctx->memidx, - MO_TEUL | MO_UNALN); - tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4); - return; - } + tcg_gen_qemu_ld_i32(REG(0), REG(B11_8), ctx->memidx, + MO_TEUL | MO_UNALN); + tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4); + return; break; case 0x0029: /* movt Rn */ tcg_gen_mov_i32(REG(B11_8), cpu_sr_t); @@ -1542,7 +1545,8 @@ static void _decode_opc(DisasContext * ctx) If (T == 1) R0 -> (Rn) 0 -> LDST */ - if (ctx->features & SH_FEATURE_SH4A) { + CHECK_SH4A + { TCGLabel *label = gen_new_label(); tcg_gen_mov_i32(cpu_sr_t, cpu_ldst); tcg_gen_brcondi_i32(TCG_COND_EQ, cpu_ldst, 0, label); @@ -1550,8 +1554,7 @@ static void _decode_opc(DisasContext * ctx) gen_set_label(label); tcg_gen_movi_i32(cpu_ldst, 0); return; - } else - break; + } case 0x0063: /* MOVLI.L @Rm,R0 1 -> LDST @@ -1559,13 +1562,11 @@ static void _decode_opc(DisasContext * ctx) When interrupt/exception occurred 0 -> LDST */ - if (ctx->features & SH_FEATURE_SH4A) { - tcg_gen_movi_i32(cpu_ldst, 0); - tcg_gen_qemu_ld_i32(REG(0), REG(B11_8), ctx->memidx, MO_TESL); - tcg_gen_movi_i32(cpu_ldst, 1); - return; - } else - break; + CHECK_SH4A + tcg_gen_movi_i32(cpu_ldst, 0); + tcg_gen_qemu_ld_i32(REG(0), REG(B11_8), ctx->memidx, MO_TESL); + tcg_gen_movi_i32(cpu_ldst, 1); + return; case 0x0093: /* ocbi @Rn */ { gen_helper_ocbi(cpu_env, REG(B11_8)); @@ -1580,20 +1581,15 @@ static void _decode_opc(DisasContext * ctx) case 0x0083: /* pref @Rn */ return; case 0x00d3: /* prefi @Rn */ - if (ctx->features & SH_FEATURE_SH4A) - return; - else - break; + CHECK_SH4A + return; case 0x00e3: /* icbi @Rn */ - if (ctx->features & SH_FEATURE_SH4A) - return; - else - break; + CHECK_SH4A + return; case 0x00ab: /* synco */ - if (ctx->features & SH_FEATURE_SH4A) { - tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); - return; - } + CHECK_SH4A + tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); + return; break; case 0x4024: /* rotcl Rn */ { |