From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45282) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dDbs8-0001hl-IR for qemu-devel@nongnu.org; Wed, 24 May 2017 15:23:05 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dDbs7-0000xi-He for qemu-devel@nongnu.org; Wed, 24 May 2017 15:23:04 -0400 Received: from mail-qt0-x244.google.com ([2607:f8b0:400d:c0d::244]:35372) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1dDbs7-0000wa-Dw for qemu-devel@nongnu.org; Wed, 24 May 2017 15:23:03 -0400 Received: by mail-qt0-x244.google.com with SMTP id r58so27541254qtb.2 for ; Wed, 24 May 2017 12:23:03 -0700 (PDT) Sender: Richard Henderson From: Richard Henderson Date: Wed, 24 May 2017 12:22:21 -0700 Message-Id: <20170524192246.15905-9-rth@twiddle.net> In-Reply-To: <20170524192246.15905-1-rth@twiddle.net> References: <20170524192246.15905-1-rth@twiddle.net> Subject: [Qemu-devel] [PATCH v2 08/33] target/s390x: Use unwind data for helper_clm List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: thuth@redhat.com, aurelien@aurel32.net Reviewed-by: Thomas Huth Reviewed-by: Aurelien Jarno Signed-off-by: Richard Henderson --- target/s390x/mem_helper.c | 11 ++++++----- target/s390x/translate.c | 1 - 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 50689bb..3e75cae 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -268,16 +268,16 @@ uint32_t HELPER(clc)(CPUS390XState *env, uint32_t l, uint64_t s1, uint64_t s2) uint32_t HELPER(clm)(CPUS390XState *env, uint32_t r1, uint32_t mask, uint64_t addr) { - uint8_t r, d; - uint32_t cc; + uintptr_t ra = GETPC(); + uint32_t cc = 0; HELPER_LOG("%s: r1 0x%x mask 0x%x addr 0x%" PRIx64 "\n", __func__, r1, mask, addr); - cc = 0; + while (mask) { if (mask & 8) { - d = cpu_ldub_data(env, addr); - r = (r1 & 0xff000000UL) >> 24; + uint8_t d = cpu_ldub_data_ra(env, addr, ra); + uint8_t r = extract32(r1, 24, 8); HELPER_LOG("mask 0x%x %02x/%02x (0x%" PRIx64 ") ", mask, r, d, addr); if (r < d) { @@ -292,6 +292,7 @@ uint32_t HELPER(clm)(CPUS390XState *env, uint32_t r1, uint32_t mask, mask = (mask << 1) & 0xf; r1 <<= 8; } + HELPER_LOG("\n"); return cc; } diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 0f9148a..34ccc22 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -1928,7 +1928,6 @@ static ExitStatus op_clm(DisasContext *s, DisasOps *o) TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3)); TCGv_i32 t1 = tcg_temp_new_i32(); tcg_gen_extrl_i64_i32(t1, o->in1); - potential_page_fault(s); gen_helper_clm(cc_op, cpu_env, t1, m3, o->in2); set_cc_static(s); tcg_temp_free_i32(t1); -- 2.9.4