icp: asm_linkage.h: clean out unused bits, CSTYLED

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12993
This commit is contained in:
наб 2022-01-21 14:40:12 +01:00 committed by Brian Behlendorf
parent be93512152
commit a3fecf4f10

View File

@ -111,88 +111,6 @@ extern "C" {
#define XMM_SIZE 16
#define XMM_ALIGN 16
#if defined(__amd64)
#define SAVE_XMM_PROLOG(sreg, nreg) \
subq $_CONST(_MUL(XMM_SIZE, nreg)), %rsp; \
movq %rsp, sreg
#define RSTOR_XMM_EPILOG(sreg, nreg) \
addq $_CONST(_MUL(XMM_SIZE, nreg)), %rsp
#elif defined(__i386)
#define SAVE_XMM_PROLOG(sreg, nreg) \
subl $_CONST(_MUL(XMM_SIZE, nreg) + XMM_ALIGN), %esp; \
movl %esp, sreg; \
addl $XMM_ALIGN, sreg; \
andl $_BITNOT(XMM_ALIGN-1), sreg
#define RSTOR_XMM_EPILOG(sreg, nreg) \
addl $_CONST(_MUL(XMM_SIZE, nreg) + XMM_ALIGN), %esp;
#endif /* __i386 */
/*
* profiling causes definitions of the MCOUNT and RTMCOUNT
* particular to the type
*/
#ifdef GPROF
#define MCOUNT(x) \
pushl %ebp; \
movl %esp, %ebp; \
call _mcount; \
popl %ebp
#endif /* GPROF */
#ifdef PROF
#define MCOUNT(x) \
/* CSTYLED */ \
.lcomm .L_/**/x/**/1, 4, 4; \
pushl %ebp; \
movl %esp, %ebp; \
/* CSTYLED */ \
movl $.L_/**/x/**/1, %edx; \
call _mcount; \
popl %ebp
#endif /* PROF */
/*
* if we are not profiling, MCOUNT should be defined to nothing
*/
#if !defined(PROF) && !defined(GPROF)
#define MCOUNT(x)
#endif /* !defined(PROF) && !defined(GPROF) */
#define RTMCOUNT(x) MCOUNT(x)
/*
* Macro to define weak symbol aliases. These are similar to the ANSI-C
* #pragma weak _name = name
* except a compiler can determine type. The assembler must be told. Hence,
* the second parameter must be the type of the symbol (i.e.: function,...)
*/
#define ANSI_PRAGMA_WEAK(sym, stype) \
/* CSTYLED */ \
.weak _/**/sym; \
/* CSTYLED */ \
.type _/**/sym, @stype; \
/* CSTYLED */ \
_/**/sym = sym
/*
* Like ANSI_PRAGMA_WEAK(), but for unrelated names, as in:
* #pragma weak sym1 = sym2
*/
#define ANSI_PRAGMA_WEAK2(sym1, sym2, stype) \
.weak sym1; \
.type sym1, @stype; \
sym1 = sym2
/*
* ENTRY provides the standard procedure entry code and an easy way to
* insert the calls to mcount for profiling. ENTRY_NP is identical, but
@ -212,24 +130,16 @@ x: MCOUNT(x)
.type x, @function; \
x:
#define RTENTRY(x) \
.text; \
.align ASM_ENTRY_ALIGN; \
.globl x; \
.type x, @function; \
x: RTMCOUNT(x)
/*
* ENTRY2 is identical to ENTRY but provides two labels for the entry point.
*/
#define ENTRY2(x, y) \
.text; \
.text; \
.align ASM_ENTRY_ALIGN; \
.globl x, y; \
.type x, @function; \
.type y, @function; \
/* CSTYLED */ \
x: ; \
x:; \
y: MCOUNT(x)
#define ENTRY_NP2(x, y) \
@ -238,66 +148,16 @@ y: MCOUNT(x)
.globl x, y; \
.type x, @function; \
.type y, @function; \
/* CSTYLED */ \
x: ; \
x:; \
y:
/*
* ALTENTRY provides for additional entry points.
*/
#define ALTENTRY(x) \
.globl x; \
.type x, @function; \
x:
/*
* DGDEF and DGDEF2 provide global data declarations.
*
* DGDEF provides a word aligned word of storage.
*
* DGDEF2 allocates "sz" bytes of storage with **NO** alignment. This
* implies this macro is best used for byte arrays.
*
* DGDEF3 allocates "sz" bytes of storage with "algn" alignment.
*/
#define DGDEF2(name, sz) \
.data; \
.globl name; \
.type name, @object; \
.size name, sz; \
name:
#define DGDEF3(name, sz, algn) \
.data; \
.align algn; \
.globl name; \
.type name, @object; \
.size name, sz; \
name:
#define DGDEF(name) DGDEF3(name, 4, 4)
/*
* SET_SIZE trails a function and set the size for the ELF symbol table.
*/
#define SET_SIZE(x) \
.size x, [.-x]
/*
* NWORD provides native word value.
*/
#if defined(__amd64)
/*CSTYLED*/
#define NWORD quad
#elif defined(__i386)
#define NWORD long
#endif /* __i386 */
#endif /* _ASM */
#ifdef __cplusplus