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Put BaldrMonkey-specific behavior under a setting.

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BaldrMonkey will need to enable allones_funcaddrs.
This commit is contained in:
Dan Gohman
2017-10-28 07:12:46 -07:00
parent 6fc45b070a
commit cb805f704d
8 changed files with 99 additions and 11 deletions
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14
lib/cretonne/meta/isa/intel/encodings.py
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@@ -2,7 +2,7 @@
Intel Encodings.
"""
from __future__ import absolute_import
from cdsl.predicates import IsUnsignedInt
from cdsl.predicates import IsUnsignedInt, Not
from base import instructions as base
from base.formats import UnaryImm
from .defs import I32, I64
@@ -11,6 +11,7 @@ from . import settings as cfg
from . import instructions as x86
from .legalize import intel_expand
from base.legalize import narrow, expand
from base.settings import allones_funcaddrs
from .settings import use_sse41
try:
@@ -260,8 +261,15 @@ enc_both(base.regspill.f64, r.frsp32, 0x66, 0x0f, 0xd6)
# Function addresses.
#
I32.enc(base.func_addr.i32, *r.fnaddr4(0xb8))
I64.enc(base.func_addr.i64, *r.fnaddr8.rex(0xb8, w=1))
I32.enc(base.func_addr.i32, *r.fnaddr4(0xb8),
isap=Not(allones_funcaddrs))
I64.enc(base.func_addr.i64, *r.fnaddr8.rex(0xb8, w=1),
isap=Not(allones_funcaddrs))
I32.enc(base.func_addr.i32, *r.allones_fnaddr4(0xb8),
isap=allones_funcaddrs)
I64.enc(base.func_addr.i64, *r.allones_fnaddr8.rex(0xb8, w=1),
isap=allones_funcaddrs)
#
# Call/return