diff options
| author | Richard Henderson <rth@twiddle.net> | 2012-08-17 18:52:33 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2013-01-05 12:00:29 -0800 |
| commit | 4e4bb43899c4c97e14b59fbd7cd5cb44eea850a4 (patch) | |
| tree | 3930052d5131df78f04713ce7230fc995477057b /target-s390x/insn-data.def | |
| parent | 2b280b97085ae90e804c1b31557a79d1da2789a4 (diff) | |
target-s390: Convert ADD LOGICAL CARRY and SUBTRACT LOGICAL BORROW
I'm resonably certain that the carry/borrow-out condition for both
helpers was incorrect, failing to take into account the carry-in.
Adding the new CC_OP codes also allows removing the awkward interface
we used for the slb helpers.
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-s390x/insn-data.def')
| -rw-r--r-- | target-s390x/insn-data.def | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def index f441a66958..373aa40fd3 100644 --- a/target-s390x/insn-data.def +++ b/target-s390x/insn-data.def @@ -40,6 +40,11 @@ C(0xecda, ALHSIK, RIE_d, DO, r3, i2, new, r1_32, add, addu32) C(0xeb7e, ALGSI, SIY, GIE, m1_64, i2, new, m1_64, add, addu64) C(0xecdb, ALGHSIK, RIE_d, DO, r3, i2, r1, 0, add, addu64) +/* ADD LOGICAL WITH CARRY */ + C(0xb998, ALCR, RRE, Z, r1, r2, new, r1_32, addc, addc32) + C(0xb988, ALCGR, RRE, Z, r1, r2, r1, 0, addc, addc64) + C(0xe398, ALC, RXY_a, Z, r1, m2_32u, new, r1_32, addc, addc32) + C(0xe388, ALCG, RXY_a, Z, r1, m2_64, r1, 0, addc, addc64) /* AND */ C(0x1400, NR, RR_a, Z, r1, r2, new, r1_32, and, nz32) @@ -291,3 +296,8 @@ /* SUBTRACT LOGICAL IMMEDIATE */ C(0xc205, SLFI, RIL_a, EI, r1, i2_32u, new, r1_32, sub, subu32) C(0xc204, SLGFI, RIL_a, EI, r1, i2_32u, r1, 0, sub, subu64) +/* SUBTRACT LOGICAL WITH BORROW */ + C(0xb999, SLBR, RRE, Z, r1, r2, new, r1_32, subb, subb32) + C(0xb989, SLBGR, RRE, Z, r1, r2, r1, 0, subb, subb64) + C(0xe399, SLB, RXY_a, Z, r1, m2_32u, new, r1_32, subb, subb32) + C(0xe389, SLBG, RXY_a, Z, r1, m2_64, r1, 0, subb, subb64) |