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Add Intel encodings for sextend and uextend.

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Jakob Stoklund Olesen
2017-07-19 13:40:11 -07:00
parent 444f955466
commit b804bc8fbc
3 changed files with 44 additions and 0 deletions
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4
lib/cretonne/meta/isa/intel/encodings.py
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@@ -198,3 +198,7 @@ I64.enc(base.bint.i32.b1, *r.urm_abcd(0x0f, 0xb6))
# Converting i64 to i32 is a no-op in 64-bit mode.
I64.enc(base.ireduce.i32.i64, r.null, 0)
I64.enc(base.sextend.i64.i32, *r.urm.rex(0x63, w=1))
# A 32-bit register copy clears the high 32 bits.
I64.enc(base.uextend.i64.i32, *r.umr.rex(0x89))
I64.enc(base.uextend.i64.i32, *r.umr(0x89))