1 //===-- RegisterContextFreeBSD_mips64.cpp ----------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===---------------------------------------------------------------------===// 9 10 #include "RegisterContextFreeBSD_mips64.h" 11 #include "RegisterContextPOSIX_mips64.h" 12 #include "lldb-mips-freebsd-register-enums.h" 13 #include <vector> 14 15 using namespace lldb_private; 16 using namespace lldb; 17 18 static const uint32_t g_gpr_regnums[] = { 19 gpr_zero_mips64, gpr_r1_mips64, gpr_r2_mips64, gpr_r3_mips64, 20 gpr_r4_mips64, gpr_r5_mips64, gpr_r6_mips64, gpr_r7_mips64, 21 gpr_r8_mips64, gpr_r9_mips64, gpr_r10_mips64, gpr_r11_mips64, 22 gpr_r12_mips64, gpr_r13_mips64, gpr_r14_mips64, gpr_r15_mips64, 23 gpr_r16_mips64, gpr_r17_mips64, gpr_r18_mips64, gpr_r19_mips64, 24 gpr_r20_mips64, gpr_r21_mips64, gpr_r22_mips64, gpr_r23_mips64, 25 gpr_r24_mips64, gpr_r25_mips64, gpr_r26_mips64, gpr_r27_mips64, 26 gpr_gp_mips64, gpr_sp_mips64, gpr_r30_mips64, gpr_ra_mips64, 27 gpr_sr_mips64, gpr_mullo_mips64, gpr_mulhi_mips64, gpr_badvaddr_mips64, 28 gpr_cause_mips64, gpr_pc_mips64, gpr_ic_mips64, gpr_dummy_mips64}; 29 30 // Number of register sets provided by this context. 31 constexpr size_t k_num_register_sets = 1; 32 33 static const RegisterSet g_reg_sets_mips64[k_num_register_sets] = { 34 {"General Purpose Registers", "gpr", k_num_gpr_registers_mips64, 35 g_gpr_regnums}, 36 }; 37 38 39 // http://svnweb.freebsd.org/base/head/sys/mips/include/regnum.h 40 typedef struct _GPR { 41 uint64_t zero; 42 uint64_t r1; 43 uint64_t r2; 44 uint64_t r3; 45 uint64_t r4; 46 uint64_t r5; 47 uint64_t r6; 48 uint64_t r7; 49 uint64_t r8; 50 uint64_t r9; 51 uint64_t r10; 52 uint64_t r11; 53 uint64_t r12; 54 uint64_t r13; 55 uint64_t r14; 56 uint64_t r15; 57 uint64_t r16; 58 uint64_t r17; 59 uint64_t r18; 60 uint64_t r19; 61 uint64_t r20; 62 uint64_t r21; 63 uint64_t r22; 64 uint64_t r23; 65 uint64_t r24; 66 uint64_t r25; 67 uint64_t r26; 68 uint64_t r27; 69 uint64_t gp; 70 uint64_t sp; 71 uint64_t r30; 72 uint64_t ra; 73 uint64_t sr; 74 uint64_t mullo; 75 uint64_t mulhi; 76 uint64_t badvaddr; 77 uint64_t cause; 78 uint64_t pc; 79 uint64_t ic; 80 uint64_t dummy; 81 } GPR_freebsd_mips; 82 83 //--------------------------------------------------------------------------- 84 // Include RegisterInfos_mips64 to declare our g_register_infos_mips64 85 // structure. 86 //--------------------------------------------------------------------------- 87 #define DECLARE_REGISTER_INFOS_MIPS64_STRUCT 88 #include "RegisterInfos_mips64.h" 89 #undef DECLARE_REGISTER_INFOS_MIPS64_STRUCT 90 91 RegisterContextFreeBSD_mips64::RegisterContextFreeBSD_mips64( 92 const ArchSpec &target_arch) 93 : RegisterInfoInterface(target_arch) {} 94 95 size_t RegisterContextFreeBSD_mips64::GetGPRSize() const { 96 return sizeof(GPR_freebsd_mips); 97 } 98 99 const RegisterSet * 100 RegisterContextFreeBSD_mips64::GetRegisterSet(size_t set) const { 101 // Check if RegisterSet is available 102 if (set < k_num_register_sets) 103 return &g_reg_sets_mips64[set]; 104 return nullptr; 105 } 106 107 size_t 108 RegisterContextFreeBSD_mips64::GetRegisterSetCount() const { 109 return k_num_register_sets; 110 } 111 112 const RegisterInfo *RegisterContextFreeBSD_mips64::GetRegisterInfo() const { 113 assert(m_target_arch.GetCore() == ArchSpec::eCore_mips64); 114 return g_register_infos_mips64; 115 } 116 117 uint32_t RegisterContextFreeBSD_mips64::GetRegisterCount() const { 118 return static_cast<uint32_t>(sizeof(g_register_infos_mips64) / 119 sizeof(g_register_infos_mips64[0])); 120 } 121