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From: Thomas Huth <thuth@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>, qemu-devel@nongnu.org
Cc: Ilya Leoshkevich <iii@linux.ibm.com>,
	Nina Schoetterl-Glausch <nsg@linux.ibm.com>,
	Richard Henderson <richard.henderson@linaro.org>
Subject: [PULL 17/24] target/s390x: Handle STRL to non-aligned addresses
Date: Mon, 20 Mar 2023 14:03:23 +0100	[thread overview]
Message-ID: <20230320130330.406378-18-thuth@redhat.com> (raw)
In-Reply-To: <20230320130330.406378-1-thuth@redhat.com>

From: Ilya Leoshkevich <iii@linux.ibm.com>

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: <20230316164428.275147-10-iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
---
 target/s390x/tcg/insn-data.h.inc | 12 ++++++------
 target/s390x/tcg/translate.c     |  3 ++-
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/target/s390x/tcg/insn-data.h.inc b/target/s390x/tcg/insn-data.h.inc
index 3abd2dbedd..30c02b3fcd 100644
--- a/target/s390x/tcg/insn-data.h.inc
+++ b/target/s390x/tcg/insn-data.h.inc
@@ -840,15 +840,15 @@
     F(0xed15, SQDB,    RXE,   Z,   0, m2_64, new, f1, sqdb, 0, IF_BFP)
 
 /* STORE */
-    C(0x5000, ST,      RX_a,  Z,   r1_o, a2, 0, 0, st32, 0)
-    C(0xe350, STY,     RXY_a, LD,  r1_o, a2, 0, 0, st32, 0)
+    D(0x5000, ST,      RX_a,  Z,   r1_o, a2, 0, 0, st32, 0, 0)
+    D(0xe350, STY,     RXY_a, LD,  r1_o, a2, 0, 0, st32, 0, 0)
     C(0xe324, STG,     RXY_a, Z,   r1_o, a2, 0, 0, st64, 0)
     F(0x6000, STD,     RX_a,  Z,   f1, a2, 0, 0, st64, 0, IF_AFP1)
     F(0xed67, STDY,    RXY_a, LD,  f1, a2, 0, 0, st64, 0, IF_AFP1)
-    F(0x7000, STE,     RX_a,  Z,   e1, a2, 0, 0, st32, 0, IF_AFP1)
-    F(0xed66, STEY,    RXY_a, LD,  e1, a2, 0, 0, st32, 0, IF_AFP1)
+    E(0x7000, STE,     RX_a,  Z,   e1, a2, 0, 0, st32, 0, 0, IF_AFP1)
+    E(0xed66, STEY,    RXY_a, LD,  e1, a2, 0, 0, st32, 0, 0, IF_AFP1)
 /* STORE RELATIVE LONG */
-    C(0xc40f, STRL,    RIL_b, GIE, r1_o, ri2, 0, 0, st32, 0)
+    D(0xc40f, STRL,    RIL_b, GIE, r1_o, ri2, 0, 0, st32, 0, MO_ALIGN)
     C(0xc40b, STGRL,   RIL_b, GIE, r1_o, ri2, 0, 0, st64, 0)
 /* STORE CHARACTER */
     C(0x4200, STC,     RX_a,  Z,   r1_o, a2, 0, 0, st8, 0)
@@ -867,7 +867,7 @@
 /* STORE HALFWORD RELATIVE LONG */
     C(0xc407, STHRL,   RIL_b, GIE, r1_o, ri2, 0, 0, st16, 0)
 /* STORE HIGH */
-    C(0xe3cb, STFH,    RXY_a, HW,  r1_sr32, a2, 0, 0, st32, 0)
+    D(0xe3cb, STFH,    RXY_a, HW,  r1_sr32, a2, 0, 0, st32, 0, 0)
 /* STORE ON CONDITION */
     D(0xebf3, STOC,    RSY_b, LOC, 0, 0, 0, 0, soc, 0, 0)
     D(0xebe3, STOCG,   RSY_b, LOC, 0, 0, 0, 0, soc, 0, 1)
diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index 0de3edd2eb..4250c052b9 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -4392,7 +4392,8 @@ static DisasJumpType op_st16(DisasContext *s, DisasOps *o)
 
 static DisasJumpType op_st32(DisasContext *s, DisasOps *o)
 {
-    tcg_gen_qemu_st32(o->in1, o->in2, get_mem_index(s));
+    tcg_gen_qemu_st_tl(o->in1, o->in2, get_mem_index(s),
+                       MO_TEUL | s->insn->data);
     return DISAS_NEXT;
 }
 
-- 
2.31.1



  parent reply	other threads:[~2023-03-20 13:04 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-20 13:03 [PULL 00/24] s390x and misc patches for 8.0-rc1 Thomas Huth
2023-03-20 13:03 ` [PULL 01/24] MAINTAINERS: Mark the Nios II CPU as orphan Thomas Huth
2023-03-20 13:03 ` [PULL 02/24] target/s390x: Fix LPSW Thomas Huth
2023-03-20 13:03 ` [PULL 03/24] target/s390x: Implement Early Exception Recognition Thomas Huth
2023-03-20 13:03 ` [PULL 04/24] tests/tcg/s390x: Add PSW modification tests Thomas Huth
2023-03-20 13:03 ` [PULL 05/24] target/s390x: Fix R[NOX]SBG with T=1 Thomas Huth
2023-03-20 13:03 ` [PULL 06/24] tests/tcg/s390x: Add rxsbg.c Thomas Huth
2023-03-20 13:03 ` [PULL 07/24] target/s390x: Fix EXECUTE of relative long instructions Thomas Huth
2023-03-20 13:03 ` [PULL 08/24] tests/tcg/s390x: Add ex-relative-long.c Thomas Huth
2023-03-20 13:03 ` [PULL 09/24] target/s390x: Handle branching to odd addresses Thomas Huth
2023-03-20 13:03 ` [PULL 10/24] target/s390x: Handle EXECUTE of " Thomas Huth
2023-03-20 13:03 ` [PULL 11/24] target/s390x: Handle LGRL from non-aligned addresses Thomas Huth
2023-03-20 13:03 ` [PULL 12/24] target/s390x: Handle LRL and LGFRL " Thomas Huth
2023-03-20 13:03 ` [PULL 13/24] target/s390x: Handle LLGFRL " Thomas Huth
2023-03-20 13:03 ` [PULL 14/24] target/s390x: Handle CRL and CGFRL with " Thomas Huth
2023-03-20 13:03 ` [PULL 15/24] target/s390x: Handle CGRL and CLGRL " Thomas Huth
2023-03-20 13:03 ` [PULL 16/24] target/s390x: Handle CLRL and CLGFRL " Thomas Huth
2023-03-20 13:03 ` Thomas Huth [this message]
2023-03-20 13:03 ` [PULL 18/24] target/s390x: Handle STGRL to " Thomas Huth
2023-03-20 13:03 ` [PULL 19/24] target/s390x: Update do_unaligned_access() comment Thomas Huth
2023-03-20 13:03 ` [PULL 20/24] tests/tcg/s390x: Test unaligned accesses Thomas Huth
2023-03-20 13:03 ` [PULL 21/24] target/s390x/tcg/mem_helper: Remove bad assert() statement Thomas Huth
2023-03-20 13:03 ` [PULL 22/24] tests/unit/test-blockjob: Disable complete_in_standby test Thomas Huth
2023-03-20 13:03 ` [PULL 23/24] qemu/osdep: Switch position of "extern" and "G_NORETURN" Thomas Huth
2023-03-20 13:03 ` [PULL 24/24] replace TABs with spaces Thomas Huth
2023-03-20 14:02 ` [PULL 00/24] s390x and misc patches for 8.0-rc1 Thomas Huth
2023-03-20 15:10   ` Peter Maydell
2023-03-20 15:27     ` Philippe Mathieu-Daudé
2023-03-20 15:36       ` Thomas Huth
2023-03-20 17:50 ` Peter Maydell

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