libucontext/arch/loongarch64/defs.h

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#ifndef __ARCH_LOONGARCH64_DEFS_H
#define __ARCH_LOONGARCH64_DEFS_H
#define REG_SZ (8)
#define REG_R0 (0)
#define REG_R1 (1)
#define REG_R2 (2)
#define REG_R3 (3)
#define REG_R4 (4)
#define REG_R5 (5)
#define REG_R6 (6)
#define REG_R7 (7)
#define REG_R8 (8)
#define REG_R9 (9)
#define REG_R10 (10)
#define REG_R11 (11)
#define REG_R12 (12)
#define REG_R13 (13)
#define REG_R14 (14)
#define REG_R15 (15)
#define REG_R16 (16)
#define REG_R17 (17)
#define REG_R18 (18)
#define REG_R19 (19)
#define REG_R20 (20)
#define REG_R21 (21)
#define REG_R22 (22)
#define REG_R23 (23)
#define REG_R24 (24)
#define REG_R25 (25)
#define REG_R26 (26)
#define REG_R27 (27)
#define REG_R28 (28)
#define REG_R29 (29)
#define REG_R30 (30)
#define REG_R31 (31)
/* $a0 is $4 , also $v0, same as $5, $a1 and $v1*/
#define REG_A0 (4)
/* stack pointer is actually $3 */
#define REG_SP (3)
/* frame pointer is actually $22 */
#define REG_FP (22)
/* offset to mc_gregs in ucontext_t */
#define MCONTEXT_GREGS (48)
/* offset to PC in ucontext_t */
#define MCONTEXT_PC (40)
/* offset to uc_link in ucontext_t */
#define UCONTEXT_UC_LINK (8)
/* offset to uc_stack.ss_sp in ucontext_t */
#define UCONTEXT_STACK_PTR (16)
/* offset to uc_stack.ss_size in ucontext_t */
#define UCONTEXT_STACK_SIZE (32)
/* Stack alignment, from Kernel source */
#define ALSZ 15
#define ALMASK ~15
#define FRAMESZ (((LOCALSZ * REG_SZ) + ALSZ) & ALMASK)
#define PUSH_FRAME(__proc) \
addi.d $sp, $sp, -FRAMESZ;
#define POP_FRAME(__proc) \
addi.d $sp, $sp, FRAMESZ;
#include <common-defs.h>
#endif