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s390x TCG shift instruction fixes

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Cherry-pick the following upstream commits:

521130f267 target/s390x: Fix SLDA sign bit index
57556b28af target/s390x: Fix SRDA CC calculation
df103c09bc target/s390x: Fix cc_calc_sla_64() missing overflows
6da170beda target/s390x: Fix shifting 32-bit values for more than 31 bits
This commit is contained in:
Ilya Leoshkevich
2022-01-27 13:09:28 +01:00
parent 5f89981a3c
commit ad984b9366
5 changed files with 51 additions and 85 deletions
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3
qemu/target/s390x/internal.h
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@@ -196,8 +196,7 @@ enum cc_op {
CC_OP_NZ_F128, /* FP dst != 0 (128bit) */
CC_OP_ICM, /* insert characters under mask */
CC_OP_SLA_32, /* Calculate shift left signed (32bit) */
CC_OP_SLA_64, /* Calculate shift left signed (64bit) */
CC_OP_SLA, /* Calculate shift left signed */
CC_OP_FLOGR, /* find leftmost one */
CC_OP_LCBB, /* load count to block boundary */
CC_OP_VC, /* vector compare result */