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[v3,08/12] target/s390x: Handle CLRL and CLGFRL with non-aligned addresses

Message ID 20230315232624.107329-9-iii@linux.ibm.com
State New
Headers show
Series target/s390x: Handle unaligned accesses | expand

Commit Message

Ilya Leoshkevich March 15, 2023, 11:26 p.m. UTC 
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>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
---
 target/s390x/tcg/translate.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index d3b8126d8c6..c67f8440db8 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -5866,7 +5866,8 @@  static void in2_mri2_32s(DisasContext *s, DisasOps *o)
 static void in2_mri2_32u(DisasContext *s, DisasOps *o)
 {
     o->in2 = tcg_temp_new_i64();
-    tcg_gen_qemu_ld32u(o->in2, gen_ri2(s), get_mem_index(s));
+    tcg_gen_qemu_ld_tl(o->in2, gen_ri2(s), get_mem_index(s),
+                       MO_TEUL | MO_ALIGN);
 }
 #define SPEC_in2_mri2_32u 0