Glossary of some important musical terms

To answer your question about register, register doesbelong to the domain of timbre but differs from instrumentation that also belongs to timbre. I understand that in organ music the word "register" is synonymous to characteristic timbres of musical instruments. But confusion like this is inevitable with any of the 11 aspects: "melody" can have its own "harmony" (e.g., solo flute sonatas by CPE Bach), rhythm can be "metric" (e.g., compositions written in the genre of "perpetum mobile", e.g., Paganini or Weber), articulation can be dynamic (e.g., accent), etc..

PROCEDURE FOR CHORD CONSTRUCTION The priori~y order dIe is not set up cornplecely by rhe &crates ~Facoustics. There are adjust- ments made to the table thar are more reflective of"c~rnrnon pracrice." That is, taking prefer- ence in the order of notes chat emphasize the modal quality of a primary mne or sel~cting notes that conform to documented use in recordings or printed music. It will be explained in each example when an adjuscrnent is made. Although a11 spacings will be represented in the examples, it is restated here that the most interesting are the mixed spacings. Still, ane should be familiar with the consrmction and use of a11 spacings. 1. Select che general tessitura and soar of rhe chord. 2. Select the kind of spacing. 3. Place the primary color tone somewhere within the seIecced ressitura. 4. FiIl inJ up or dawn, the remaining coIar cones wirhin the specified incervaI of che selected spacing to the number of notes desired in the chord (four or five plus root is ypical). 5. Keep in mind the rules of supporr and balance if good support and balance are desired. One should be abIe to create a balanced chord on assignment. 6. If constructing mixed spacings, try co create balanced chords first, then experiment with exotic (imbalanced) spacings. Some of them sound surprisingly good. 7. Erase and adjust if needed. If consrructing an assigned spacing (quartd, e tc.) you may need to shift the prioricy tabIe to fuIm the requlred spacing- 8. Doublings are acceptable and wen desired in some cases. commendations wilI be made within rhe comments of each example. At this time it should be pointed out hat there is a problem with rhe standardization ofmodal chord symbols. Throughoutthe remainderofthe text, the chord symbols given in the examples are a compilation ofsuggestions that I have received from the many studerm I have had from all parts of the world. These suggested symbols work, but are open ro criticism

AG-229

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Once a compiler must resort to register spilling, any advantage of maintainingmultiple accumulators will most likely be lost.

The %rip register on x86-64 is a special-purpose register that always holds the memory address of the next instruction to execute in the program's code segment.

• %rax: return value• %rsp: stack pointer• %rdi: 1st argument• %rsi: 2nd argument• %rdx: 3rd argument• %rcx: 4th argument• %r8: 5th argument• %r9: 6th argument

To manage a variable-size stack frame, x86-64 code uses register %rbp to serveas a frame pointer

convention, registers %rbx, %rbp, and %r12–%r15 are classified as callee-saved registers. When procedure P calls procedure Q, Q must preserve the valuesof these registers, ensuring that they have the same values when Q returns to P asthey did when Q was called

The different shift instructions can specify the shift amount either asan immediate value or with the single-byte register %cl.

As with themov instructions, the two operands cannot both be memory locations.

This operand can be either a register ora memory location.

The destination operand must be a register.

The ability of the leaq instruction to perform addition and limited forms ofmultiplication proves useful when compiling simple arithmetic expressions suchas this example.

local variables such as x are often kept in registers rather thanstored in memory locations. Register access is much faster than memory access.

One important feature is that memoryreferences in x86-64 are always given with quad word registers, such as %rax, evenif the operand is a byte, single word, or double word.

logicallybe named movzlq, but this instruction does not exist. Instead, this type of datamovement can be implemented using a movl instruction having a register as thedestination. This technique takes advantage of the property that an instructiongenerating a 4-byte value with a register as the destination will fill the upper 4bytes with zeros.

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in June 1955 he wrote his final report, “Sequences with Randomness Properties”—which would basically become the foundational document of the theory of shift register sequences.

The old high-born hag, who called herself her protectress, and was her tyrant, had seen me, also; she hobbled, panting, up the terrace; a page, as ugly as herself, held up her train, and fanned her as she hurried along, and stopped my fair girl with a "How, now, my bold mistress? whither so fast? Back to your cage--hawks are abroad!"

my objective in The Order of Things1 had been toanalyse verbal clusters as discursive layers which fall outside thefamiliar categories of a book, a work, or an author. But while Iconsidered 'natural history', the 'analysis of wealth', and 'politicaleconomy' in general terms, I neglected a similar analysis of theauthor and his works; it is perhaps due to this omission that Iemployed the names of authors throughout this book in a naiveand often crude fashion. I spoke of Buffon, Cuvier, Ricardo, andothers as well, but failed to realize that I had allowed their namesto function ambiguously. This