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Legalize irsub_imm.

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Jakob Stoklund Olesen
2018-02-16 15:50:36 -08:00
parent a9e799debb
commit a6ab90f205
1 changed files with 7 additions and 1 deletions
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8
lib/cretonne/meta/base/legalize.py
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@@ -11,7 +11,7 @@ from .immediates import intcc, imm64, ieee32, ieee64
from . import instructions as insts
from . import types
from .instructions import iadd, iadd_cout, iadd_cin, iadd_carry, iadd_imm
from .instructions import isub, isub_bin, isub_bout, isub_borrow
from .instructions import isub, isub_bin, isub_bout, isub_borrow, irsub_imm
from .instructions import imul, imul_imm
from .instructions import band, bor, bxor, isplit, iconcat
from .instructions import bnot, band_not, bor_not, bxor_not
@@ -196,6 +196,12 @@ for inst_imm, inst in [
a1 << iconst(y),
a << inst(x, a1)
))
expand.legalize(
a << irsub_imm(y, x),
Rtl(
a1 << iconst(x),
a << isub(a1, y)
))
# Rotates and shifts.
for inst_imm, inst in [