E|---------------------------------------------------------|
B|---------------------------------------------------------|
G|---------------------------------------------------------|
D|---------------7-8-7-7-7-8-7-----7-8-7-8-----------------|
A|-0-0000-00-0---5-6-5-5-5-6-5--8--5-6-5-6-0-0000-00-0-----|
E|-0-0000-00-0--0-0-0-0-0-0-0-0-8-0-0-0-0--0-0000-00-0-----|
PM x xxxx xx x  x x x x x x x x   x x x x  x xxxx xx x

Fill after Riff 1:

E|---------------------------------|
B|---------------------------------|
G|-----------------------------3*--|
D|-//////////----------------------|
A|-//////////--0-0000-00-0---------|
E|-------------0-0000-00-0--1/-----|
               x xxxx xx x


Riff 2:
(let all chords ring)
E|---------------------------|
B|---------------------------|
G|---------------------------|
D|-------------------///-----|
A|-8-0-7-10-0~-------///-----|
E|-8-0-7-10-0~---------------|

Riff 3:

E|------------------------------------------------|
B|------------------------------------------------|
G|------------------------------------------------|
D|--------------------------------3-1-3-6-1-------|
A|-0000-0-00-0000-00-00000-00-10/-3-1-3-6-1-------|
E|-0000-0-00-0000-00-00000-00-10/-3-1-3-6-1-------|
   xxxx x xx xxxx xx xxxxx xx 

Riff 4:

E|--------------------------------------------|
B|--------------------------------------------|
G|--------------------------------------------|
D|-8/7777777/10101010-------------------------|
A|-6/5555555/8888888--777777/10101010-888888--|
E|--------------------777777/10101010-888888--|
                 
Riff 4 fill:
E|---------------------------------------|
B|---------------------------------------|
G|---------------------------------------|
D|-8/7777777/10101010--------------------|
A|-6/5555555/8888888--777777-00-10-00-8--|
E|--------------------777777-00-10-00-8--|
                             xx    xx
I Think that's all the riffs, but i know i missed some fills, but you should be able to figure them out.