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X-Received-From: 2607:f8b0:400d:c09::242 Subject: [Qemu-devel] [PATCH v3 21/30] target/sh4: Tidy misc illegal insn checks X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: aurelien@aurel32.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Now that we have a do_illegal label, use goto in order to self-document the forcing of the exception. Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Aurelien Jarno Signed-off-by: Richard Henderson --- target/sh4/translate.c | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) diff --git a/target/sh4/translate.c b/target/sh4/translate.c index 4c32248..09e4ace 100644 --- a/target/sh4/translate.c +++ b/target/sh4/translate.c @@ -1074,8 +1074,9 @@ static void _decode_opc(DisasContext * ctx) if (ctx->tbflags & FPSCR_PR) { TCGv_i64 fp0, fp1; =20 - if (ctx->opcode & 0x0110) - break; /* illegal instruction */ + if (ctx->opcode & 0x0110) { + goto do_illegal; + } fp0 =3D tcg_temp_new_i64(); fp1 =3D tcg_temp_new_i64(); gen_load_fpr64(ctx, fp0, B11_8); @@ -1137,7 +1138,7 @@ static void _decode_opc(DisasContext * ctx) { CHECK_FPU_ENABLED if (ctx->tbflags & FPSCR_PR) { - break; /* illegal instruction */ + goto do_illegal; } else { gen_helper_fmac_FT(FREG(B11_8), cpu_env, FREG(0), FREG(B7_4), FREG(B11_8)); @@ -1681,8 +1682,9 @@ static void _decode_opc(DisasContext * ctx) CHECK_FPU_ENABLED if (ctx->tbflags & FPSCR_PR) { TCGv_i64 fp; - if (ctx->opcode & 0x0100) - break; /* illegal instruction */ + if (ctx->opcode & 0x0100) { + goto do_illegal; + } fp =3D tcg_temp_new_i64(); gen_helper_float_DT(fp, cpu_env, cpu_fpul); gen_store_fpr64(ctx, fp, B11_8); @@ -1696,8 +1698,9 @@ static void _decode_opc(DisasContext * ctx) CHECK_FPU_ENABLED if (ctx->tbflags & FPSCR_PR) { TCGv_i64 fp; - if (ctx->opcode & 0x0100) - break; /* illegal instruction */ + if (ctx->opcode & 0x0100) { + goto do_illegal; + } fp =3D tcg_temp_new_i64(); gen_load_fpr64(ctx, fp, B11_8); gen_helper_ftrc_DT(cpu_fpul, cpu_env, fp); @@ -1718,8 +1721,9 @@ static void _decode_opc(DisasContext * ctx) case 0xf06d: /* fsqrt FRn */ CHECK_FPU_ENABLED if (ctx->tbflags & FPSCR_PR) { - if (ctx->opcode & 0x0100) - break; /* illegal instruction */ + if (ctx->opcode & 0x0100) { + goto do_illegal; + } TCGv_i64 fp =3D tcg_temp_new_i64(); gen_load_fpr64(ctx, fp, B11_8); gen_helper_fsqrt_DT(fp, cpu_env, fp); --=20 2.9.4