Added bitrev instruction for 32 and 64 bit integers (#486)

2018-09-05 00:23:50 +01:00
parent 7e571f4a49
commit 17bb62c16c
4 changed files with 293 additions and 4 deletions
--- a/lib/codegen/meta-python/base/instructions.py
+++ b/lib/codegen/meta-python/base/instructions.py
@@ -1409,6 +1409,14 @@ sshr_imm = Instruction(
 x = Operand('x', iB)
 a = Operand('a', iB)

+bitrev = Instruction(
+        'bitrev', r"""
+        Reverse the bits of a integer.
+
+        Reverses the bits in ``x``.
+        """,
+        ins=x, outs=a)
+
 clz = Instruction(
        'clz', r"""
        Count leading zero bits.