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X-Received-From: 2607:f8b0:400e:c05::242 Subject: [Qemu-devel] [PULL 6/8] target/alpha: Fix temp leak in gen_call_pal 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: peter.maydell@linaro.org 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 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Tested-by: Emilio G. Cota Signed-off-by: Richard Henderson --- target/alpha/translate.c | 20 ++++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-) diff --git a/target/alpha/translate.c b/target/alpha/translate.c index 5e37b1a..326af7f 100644 --- a/target/alpha/translate.c +++ b/target/alpha/translate.c @@ -1189,7 +1189,6 @@ static ExitStatus gen_call_pal(DisasContext *ctx, int= palcode) #ifndef CONFIG_USER_ONLY /* Privileged PAL code */ if (palcode < 0x40 && (ctx->tbflags & ENV_FLAG_PS_USER) =3D=3D 0) { - TCGv tmp; switch (palcode) { case 0x01: /* CFLUSH */ @@ -1222,10 +1221,12 @@ static ExitStatus gen_call_pal(DisasContext *ctx, i= nt palcode) ld_flag_byte(ctx->ir[IR_V0], ENV_FLAG_PS_SHIFT); =20 /* But make sure and store only the 3 IPL bits from the user. = */ - tmp =3D tcg_temp_new(); - tcg_gen_andi_i64(tmp, ctx->ir[IR_A0], PS_INT_MASK); - st_flag_byte(tmp, ENV_FLAG_PS_SHIFT); - tcg_temp_free(tmp); + { + TCGv tmp =3D tcg_temp_new(); + tcg_gen_andi_i64(tmp, ctx->ir[IR_A0], PS_INT_MASK); + st_flag_byte(tmp, ENV_FLAG_PS_SHIFT); + tcg_temp_free(tmp); + } =20 /* Allow interrupts to be recognized right away. */ tcg_gen_movi_i64(cpu_pc, ctx->pc); @@ -1254,9 +1255,12 @@ static ExitStatus gen_call_pal(DisasContext *ctx, in= t palcode) =20 case 0x3E: /* WTINT */ - tmp =3D tcg_const_i64(1); - tcg_gen_st32_i64(tmp, cpu_env, -offsetof(AlphaCPU, env) + - offsetof(CPUState, halted)); + { + TCGv_i32 tmp =3D tcg_const_i32(1); + tcg_gen_st_i32(tmp, cpu_env, -offsetof(AlphaCPU, env) + + offsetof(CPUState, halted)); + tcg_temp_free_i32(tmp); + } tcg_gen_movi_i64(ctx->ir[IR_V0], 0); return gen_excp(ctx, EXCP_HALTED, 0); =20 --=20 2.9.4