Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

x86-64-amx-error.s
// RUN: not llvm-mc -triple x86_64-unknown-unknown %s -o /dev/null 2>&1 | FileCheck %s

// CHECK: invalid operand for instruction
tileloadd (%rip), %tmm0

// CHECK: invalid operand for instruction
tileloaddt1 1(%rip), %tmm1

// CHECK: invalid operand for instruction
tilestored %tmm2, (%rip)