OpenE2K/qemu-e2k
13
4
Fork 0
Code Issues 4 Pull Requests Projects 2 Releases Activity

target/s390x: Fix SLDA sign bit index

Browse Source 
SLDA operates on 64-bit values, so its sign bit index should be 63,
not 31.

Fixes: a79ba3398a ("target-s390: Convert SHIFT DOUBLE")
Reported-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20220112165016.226996-2-iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Ilya Leoshkevich 2022-01-12 17:50:12 +01:00 committed by Thomas Huth
parent 2df59b73e0
commit 521130f267
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
target/s390x/tcg/insn-data.def
View File

@ -800,7 +800,7 @@
C(0xebde, SRLK, RSY_a, DO, r3_32u, sh32, new, r1_32, srl, 0)
C(0xeb0c, SRLG, RSY_a, Z, r3_o, sh64, r1, 0, srl, 0)
/* SHIFT LEFT DOUBLE */
D(0x8f00, SLDA, RS_a, Z, r1_D32, sh64, new, r1_D32, sla, 0, 31)
D(0x8f00, SLDA, RS_a, Z, r1_D32, sh64, new, r1_D32, sla, 0, 63)
/* SHIFT LEFT DOUBLE LOGICAL */
C(0x8d00, SLDL, RS_a, Z, r1_D32, sh64, new, r1_D32, sll, 0)
/* SHIFT RIGHT DOUBLE */