// The complete result is equal to
// `bytes.Join(append(fullBuffers, finalFragment), nil)`, which has a
// length of `totalLen`. The result is structured in this way to allow callers
// to minimize allocations and copies.
func (b *Reader) collectFragments(delim byte) (fullBuffers [][]byte, finalFragment []byte, totalLen int, err error) {
	var frag []byte
	// Use ReadSlice to look for delim, accumulating full buffers.
	for {

	XOR	$65536, R4		// 1e02001484f81500
	XOR	$4096, R4		// 3e00001484f81500
	XOR	$-1, R4, R5		// 1efcbf0285f81500
	XOR	$-1, R4			// 1efcbf0284f81500
	MOVH	R4, R5			// 85c04000a5c04800

	// relocation instructions
	MOVW	R4, name(SB)		// 1e00001ac4038029
	MOVWU	R4, name(SB)		// 1e00001ac4038029
	MOVV	R4, name(SB)		// 1e00001ac403c029
	MOVB	R4, name(SB)		// 1e00001ac4030029
	MOVBU	R4, name(SB)		// 1e00001ac4030029

TEXT asmtest(SB),DUPOK|NOSPLIT,$0
lable1:
	BFPT	1(PC)			// 00050048
	BFPT	lable1	// BFPT 2	//1ffdff4b

lable2:
	BFPF	1(PC)			// 00040048
	BFPF	lable2	// BFPF 4 	// 1ffcff4b

	// relocation in play so the assembled offset should be 0
	JMP	foo(SB)			// 00000050

	JMP	(R4)			// 8000004c
	JMP	1(PC)			// 00040050
	MOVW	$65536, R4		// 04020014
	MOVW	$4096, R4		// 24000014
	MOVV	$65536, R4		// 04020014

	JMP	start					// JMP	2

	JMP	2(PC)					// 6f008000
	JMP	(X5)					// 67800200
	JMP	4(X5)					// 67804200

	// CALL and JMP to symbol are encoded as JAL (using LR or ZERO
	// respectively), with a R_RISCV_JAL relocation. The linker resolves
	// the real address and updates the immediate, using a trampoline in
	// the case where the address is not directly reachable.
	CALL	asmtest(SB)				// ef000000
	JMP	asmtest(SB)				// 6f000000