include/variant/tie-asm.h

2  * tie-asm.h -- compile-time HAL assembler definitions dependent on CORE & TIE
7 /* This header file contains assembly-language definitions (assembly
11    Copyright (c) 1999-2015 Cadence Design Systems Inc.
35 /*  Selection parameter values for save-area save/restore macros:  */
45 #define XTHAL_SAS_CALR	0x0010	/* caller-saved */
46 #define XTHAL_SAS_CALE	0x0020	/* callee-saved */
57       *  Macro to store all non-coprocessor (extra) custom TIE and optional state
58       *  (not including zero-overhead loop registers).
65       *      continue    If macro invoked as part of a larger store sequence, set to 1
68       *                  in sequence) at which to store.  Defaults to next available space
70       *      select      Select what category(ies) of registers to store, as a bitmask
74       *                  the corresponding registers is skipped without doing any store.
76     .macro xchal_ncp_store  ptr at1 at2 at3 at4  continue=0 ofs=-1 select=XTHAL_SAS_ALL alloc=0
78 	// Optional caller-saved registers used by default by the compiler:
90 	// Optional caller-saved registers not used by default by the compiler:
93 	rsr.SCOMPARE1	\at1		// conditional store option
111       *  Macro to load all non-coprocessor (extra) custom TIE and optional state
112       *  (not including zero-overhead loop registers).
130     .macro xchal_ncp_load  ptr at1 at2 at3 at4  continue=0 ofs=-1 select=XTHAL_SAS_ALL alloc=0
132 	// Optional caller-saved registers used by default by the compiler:
144 	// Optional caller-saved registers not used by default by the compiler:
148 	wsr.SCOMPARE1	\at1		// conditional store option