 RealView Assembler User's Guide | |
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RealView Assembler User's Guide
Preface Introduction Writing ARM Assembly Language Assembler Reference Command syntax
Obtaining a list of available options Specifying command‑line options with an environm AAPCS Floating‑point model Memory access attributes Pre‑executing a SET directive Splitting long LDMs and STMs Listing output to a file Project template options Controlling the output of diagnostic messages Controlling exception table generation Format of source lines Predefined register and coprocessor names Predeclared register names Predeclared extension register names Predeclared coprocessor names Built‑in variables and constants Symbols Symbol naming rules Variables Numeric constants Assembly time substitution of variables Labels Local labels Expressions, literals, and operators String expressions String literals Numeric expressions Numeric literals Floating‑point literals Register‑relative and program‑relative express Logical expressions Logical literals Operator precedence Unary operators Binary operators Diagnostic messages Interlocks IT block generation Thumb branch target alignment Using the C preprocessor ARM and Thumb Instructions Directives ReferencePredeclared register names
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| Home > Assembler Reference > Predefined register and coprocessor names > Predeclared register names | |||
The following register names are predeclared:
r0‑r15andR0‑R15a1‑a4(argument, result, or scratch registers, synonyms for r0 to r3)v1‑v8(variable registers, r4 to r11)sbandSB(static base, r9)ipandIP(intra‑procedure‑call scratch register, r12)spandSP(stack pointer, r13)lrandLR(link register, r14)pcandPC(program counter, r15).
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