// We only care about name, size, and magic, unless in verbose mode.
		// The fields are space-padded on the right.
		// The size is in decimal.
		// The file data - size bytes - follows the header.
		// Headers are 2-byte aligned, so if size is odd, an extra padding
		// byte sits between the file data and the next header.
		// The file data that follows is padded to an even number of bytes:

		// In the case of an abort, the exception IP is one byte after
		// the INT3 (this differs from UNIX OSes). Note that on ARM,
		// this means that the exception IP is no longer aligned.
		pc--
	}
	return isAbortPC(pc)
}

// isgoexception reports whether this exception should be translated
// into a Go panic or throw.
//
// It is nosplit to avoid growing the stack in case we're aborting

      static final int BYTE_ARRAY_BASE_OFFSET = theUnsafe.arrayBaseOffset(byte[].class);

      static {
        // fall back to the safer pure java implementation unless we're in
        // a 64-bit JVM with an 8-byte aligned field offset.
        if (!("64".equals(System.getProperty("sun.arch.data.model"))
            && (BYTE_ARRAY_BASE_OFFSET % 8) == 0
            // sanity check - this should never fail

# The linker should accept the test case on systems not explicitly rejected.
#
# 64-bit systems do not attempt to execute test cases with frame sizes
# that are only 32-bit aligned.

# Ordinary function should work
start 0

# Large frame marked nosplit is always wrong.
# Frame is so large it overflows cmd/link's int16.
start 100000 nosplit
REJECT

# Calling a large frame is okay.

	C_S16CON   /* 16 bit signed constant */
	C_U16CON   /* 16 bit unsigned constant */
	C_16CON    /* Any constant which fits into 16 bits. Can be signed or unsigned */
	C_U31CON   /* 31 bit unsigned constant */
	C_S32CON   /* 32 bit signed constant */
	C_U32CON   /* 32 bit unsigned constant */
	C_32CON    /* Any constant which fits into 32 bits. Can be signed or unsigned */
	C_S34CON   /* 34 bit signed constant */

					extrasize = 8
				} else if c.autosize&(16-1) == 0 {
					// Allocate extra 16 bytes to save FP for the old frame whose size is 8 mod 16
					extrasize = 16
				} else {
					c.ctxt.Diag("%v: unaligned frame size %d - must be 16 aligned", p, c.autosize-8)
				}
				c.autosize += extrasize
				c.cursym.Func().Locals += extrasize

				// low 32 bits for autosize
				// high 32 bits for extrasize

	MOVW	(g_sched+gobuf_ctxt)(g), R1
	BEQ	R1, 2(PC)
	JAL	runtime·abort(SB)
	RET

// func asmcgocall(fn, arg unsafe.Pointer) int32
// Call fn(arg) on the scheduler stack,
// aligned appropriately for the gcc ABI.
// See cgocall.go for more details.
TEXT ·asmcgocall(SB),NOSPLIT,$0-12
	MOVW	fn+0(FP), R25
	MOVW	arg+4(FP), R4

	MOVW	R29, R3	// save original stack pointer
	MOVW	g, R2

				for j := 0; j < h; j++ {
					w.Write(lines[j%len(lines)])
					w.Write([]byte{'\n'})
				}
				w.Flush()
			}
		})
	}
}

const codeSnippet = `
some command

foo	# aligned
barbaz	# comments

but
mostly
single
cell
lines
`

func BenchmarkCode(b *testing.B) {
	b.ReportAllocs()
	for i := 0; i < b.N; i++ {

	MOVL	(g_sched+gobuf_ctxt)(BX), AX
	TESTL	AX, AX
	JZ	2(PC)
	CALL	runtime·abort(SB)
	POPL	BX
	POPL	AX
	RET

// func asmcgocall_no_g(fn, arg unsafe.Pointer)
// Call fn(arg) aligned appropriately for the gcc ABI.
// Called on a system stack, and there may be no g yet (during needm).
TEXT ·asmcgocall_no_g(SB),NOSPLIT,$0-8
	MOVL	fn+0(FP), AX
	MOVL	arg+4(FP), BX
	MOVL	SP, DX
	SUBL	$32, SP

      static final int BYTE_ARRAY_BASE_OFFSET = theUnsafe.arrayBaseOffset(byte[].class);

      static {
        // fall back to the safer pure java implementation unless we're in
        // a 64-bit JVM with an 8-byte aligned field offset.
        if (!("64".equals(System.getProperty("sun.arch.data.model"))
            && (BYTE_ARRAY_BASE_OFFSET % 8) == 0
            // sanity check - this should never fail