gas/testsuite/gas/arm/align64.s - binutils-gdb - Git at Google

 .syntax unified
 .thumb
 foo:
 	mov r0, #1
 .p2align 6,,63
 	mov r0, #2

 .arm
 foo2:
 	mov r0, #3
 .p2align 6,,63
 	mov r0, #4
	.syntax unified
	.thumb
	foo:
	mov r0, #1
	.p2align 6,,63
	mov r0, #2

	.arm
	foo2:
	mov r0, #3
	.p2align 6,,63
	mov r0, #4