target/s390x: Handle CGRL and CLGRL with non-aligned addresses

Use MO_ALIGN and let do_unaligned_access() generate a specification
exception.

Reported-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com>
Suggested-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230316164428.275147-8-iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index e3c8212e93e196c3d70bed1a8087bd573decdce9..d80b670543a38d4cc0de4f5457820833341f9a61 100644 (file)
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -5906,7 +5906,8 @@ static void in2_mri2_32u(DisasContext *s, DisasOps *o)
 static void in2_mri2_64(DisasContext *s, DisasOps *o)
 {
     o->in2 = tcg_temp_new_i64();
-    tcg_gen_qemu_ld64(o->in2, gen_ri2(s), get_mem_index(s));
+    tcg_gen_qemu_ld_i64(o->in2, gen_ri2(s), get_mem_index(s),
+                        MO_TEUQ | MO_ALIGN);
 }
 #define SPEC_in2_mri2_64 0