1 // SPDX-License-Identifier: GPL-2.0 2 // Copyright (C) 2019 Hangzhou C-SKY Microsystems co.,ltd. 3 // Mapping of DWARF debug register numbers into register names. 4 5 #include <stddef.h> 6 #include <dwarf-regs.h> 7 8 #define CSKY_ABIV2_MAX_REGS 73 9 const char *csky_dwarf_regs_table_abiv2[CSKY_ABIV2_MAX_REGS] = { 10 /* r0 ~ r8 */ 11 "%a0", "%a1", "%a2", "%a3", "%regs0", "%regs1", "%regs2", "%regs3", 12 /* r9 ~ r15 */ 13 "%regs4", "%regs5", "%regs6", "%regs7", "%regs8", "%regs9", "%sp", 14 "%lr", 15 /* r16 ~ r23 */ 16 "%exregs0", "%exregs1", "%exregs2", "%exregs3", "%exregs4", 17 "%exregs5", "%exregs6", "%exregs7", 18 /* r24 ~ r31 */ 19 "%exregs8", "%exregs9", "%exregs10", "%exregs11", "%exregs12", 20 "%exregs13", "%exregs14", "%tls", 21 "%pc", NULL, NULL, NULL, "%hi", "%lo", NULL, NULL, 22 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 23 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 24 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 25 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 26 "%epc", 27 }; 28 29 #define CSKY_ABIV1_MAX_REGS 57 30 const char *csky_dwarf_regs_table_abiv1[CSKY_ABIV1_MAX_REGS] = { 31 /* r0 ~ r8 */ 32 "%sp", "%regs9", "%a0", "%a1", "%a2", "%a3", "%regs0", "%regs1", 33 /* r9 ~ r15 */ 34 "%regs2", "%regs3", "%regs4", "%regs5", "%regs6", "%regs7", "%regs8", 35 "%lr", 36 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 37 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 38 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 39 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 40 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 41 "%epc", 42 }; 43 44 const char *get_csky_regstr(unsigned int n, unsigned int flags) 45 { 46 if (flags & EF_CSKY_ABIV2) 47 return (n < CSKY_ABIV2_MAX_REGS) ? csky_dwarf_regs_table_abiv2[n] : NULL; 48 49 return (n < CSKY_ABIV1_MAX_REGS) ? csky_dwarf_regs_table_abiv1[n] : NULL; 50 } 51