1 ;; X's live range extends beyond the shift, so the register allocator
2 ;; cannot coalesce it with Y. Because of this, a copy needs to be
3 ;; emitted before the shift to save the register value before it is
4 ;; clobbered. However, this copy is not needed if the register
5 ;; allocator turns the shift into an LEA. This also occurs for ADD.
7 ; Check that the shift gets turned into an LEA.
9 ; RUN: llvm-as < %s | llc -march=x86 -x86-asm-syntax=intel | not grep 'mov E.X, E.X'
11 %G = external global int
14 %Z = shl int %X, ubyte 2
15 volatile store int %Z, int* %G