| //===-- ArchSpec.cpp ------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "lldb/Utility/ArchSpec.h" |
| |
| #include "lldb/Utility/Log.h" |
| #include "lldb/Utility/StringList.h" |
| #include "lldb/lldb-defines.h" |
| #include "llvm/ADT/STLExtras.h" |
| #include "llvm/BinaryFormat/COFF.h" |
| #include "llvm/BinaryFormat/ELF.h" |
| #include "llvm/BinaryFormat/MachO.h" |
| #include "llvm/Support/Compiler.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| static bool cores_match(const ArchSpec::Core core1, const ArchSpec::Core core2, |
| bool try_inverse, bool enforce_exact_match); |
| |
| namespace lldb_private { |
| |
| struct CoreDefinition { |
| ByteOrder default_byte_order; |
| uint32_t addr_byte_size; |
| uint32_t min_opcode_byte_size; |
| uint32_t max_opcode_byte_size; |
| llvm::Triple::ArchType machine; |
| ArchSpec::Core core; |
| const char *const name; |
| }; |
| |
| } // namespace lldb_private |
| |
| // This core information can be looked using the ArchSpec::Core as the index |
| static const CoreDefinition g_core_definitions[] = { |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_generic, |
| "arm"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv4, |
| "armv4"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv4t, |
| "armv4t"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv5, |
| "armv5"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv5e, |
| "armv5e"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv5t, |
| "armv5t"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv6, |
| "armv6"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv6m, |
| "armv6m"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv7, |
| "armv7"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv7l, |
| "armv7l"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv7f, |
| "armv7f"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv7s, |
| "armv7s"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv7k, |
| "armv7k"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv7m, |
| "armv7m"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv7em, |
| "armv7em"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_xscale, |
| "xscale"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumb, |
| "thumb"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv4t, |
| "thumbv4t"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv5, |
| "thumbv5"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv5e, |
| "thumbv5e"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv6, |
| "thumbv6"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv6m, |
| "thumbv6m"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv7, |
| "thumbv7"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv7f, |
| "thumbv7f"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv7s, |
| "thumbv7s"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv7k, |
| "thumbv7k"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv7m, |
| "thumbv7m"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::thumb, ArchSpec::eCore_thumbv7em, |
| "thumbv7em"}, |
| {eByteOrderLittle, 8, 4, 4, llvm::Triple::aarch64, |
| ArchSpec::eCore_arm_arm64, "arm64"}, |
| {eByteOrderLittle, 8, 4, 4, llvm::Triple::aarch64, |
| ArchSpec::eCore_arm_armv8, "armv8"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arm, ArchSpec::eCore_arm_armv8l, |
| "armv8l"}, |
| {eByteOrderLittle, 8, 4, 4, llvm::Triple::aarch64, |
| ArchSpec::eCore_arm_arm64e, "arm64e"}, |
| {eByteOrderLittle, 4, 4, 4, llvm::Triple::aarch64_32, |
| ArchSpec::eCore_arm_arm64_32, "arm64_32"}, |
| {eByteOrderLittle, 8, 4, 4, llvm::Triple::aarch64, |
| ArchSpec::eCore_arm_aarch64, "aarch64"}, |
| |
| // mips32, mips32r2, mips32r3, mips32r5, mips32r6 |
| {eByteOrderBig, 4, 2, 4, llvm::Triple::mips, ArchSpec::eCore_mips32, |
| "mips"}, |
| {eByteOrderBig, 4, 2, 4, llvm::Triple::mips, ArchSpec::eCore_mips32r2, |
| "mipsr2"}, |
| {eByteOrderBig, 4, 2, 4, llvm::Triple::mips, ArchSpec::eCore_mips32r3, |
| "mipsr3"}, |
| {eByteOrderBig, 4, 2, 4, llvm::Triple::mips, ArchSpec::eCore_mips32r5, |
| "mipsr5"}, |
| {eByteOrderBig, 4, 2, 4, llvm::Triple::mips, ArchSpec::eCore_mips32r6, |
| "mipsr6"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::mipsel, ArchSpec::eCore_mips32el, |
| "mipsel"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::mipsel, |
| ArchSpec::eCore_mips32r2el, "mipsr2el"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::mipsel, |
| ArchSpec::eCore_mips32r3el, "mipsr3el"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::mipsel, |
| ArchSpec::eCore_mips32r5el, "mipsr5el"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::mipsel, |
| ArchSpec::eCore_mips32r6el, "mipsr6el"}, |
| |
| // mips64, mips64r2, mips64r3, mips64r5, mips64r6 |
| {eByteOrderBig, 8, 2, 4, llvm::Triple::mips64, ArchSpec::eCore_mips64, |
| "mips64"}, |
| {eByteOrderBig, 8, 2, 4, llvm::Triple::mips64, ArchSpec::eCore_mips64r2, |
| "mips64r2"}, |
| {eByteOrderBig, 8, 2, 4, llvm::Triple::mips64, ArchSpec::eCore_mips64r3, |
| "mips64r3"}, |
| {eByteOrderBig, 8, 2, 4, llvm::Triple::mips64, ArchSpec::eCore_mips64r5, |
| "mips64r5"}, |
| {eByteOrderBig, 8, 2, 4, llvm::Triple::mips64, ArchSpec::eCore_mips64r6, |
| "mips64r6"}, |
| {eByteOrderLittle, 8, 2, 4, llvm::Triple::mips64el, |
| ArchSpec::eCore_mips64el, "mips64el"}, |
| {eByteOrderLittle, 8, 2, 4, llvm::Triple::mips64el, |
| ArchSpec::eCore_mips64r2el, "mips64r2el"}, |
| {eByteOrderLittle, 8, 2, 4, llvm::Triple::mips64el, |
| ArchSpec::eCore_mips64r3el, "mips64r3el"}, |
| {eByteOrderLittle, 8, 2, 4, llvm::Triple::mips64el, |
| ArchSpec::eCore_mips64r5el, "mips64r5el"}, |
| {eByteOrderLittle, 8, 2, 4, llvm::Triple::mips64el, |
| ArchSpec::eCore_mips64r6el, "mips64r6el"}, |
| |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_generic, |
| "powerpc"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc601, |
| "ppc601"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc602, |
| "ppc602"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc603, |
| "ppc603"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc603e, |
| "ppc603e"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc603ev, |
| "ppc603ev"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc604, |
| "ppc604"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc604e, |
| "ppc604e"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc620, |
| "ppc620"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc750, |
| "ppc750"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc7400, |
| "ppc7400"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc7450, |
| "ppc7450"}, |
| {eByteOrderBig, 4, 4, 4, llvm::Triple::ppc, ArchSpec::eCore_ppc_ppc970, |
| "ppc970"}, |
| |
| {eByteOrderLittle, 8, 4, 4, llvm::Triple::ppc64le, |
| ArchSpec::eCore_ppc64le_generic, "powerpc64le"}, |
| {eByteOrderBig, 8, 4, 4, llvm::Triple::ppc64, ArchSpec::eCore_ppc64_generic, |
| "powerpc64"}, |
| {eByteOrderBig, 8, 4, 4, llvm::Triple::ppc64, |
| ArchSpec::eCore_ppc64_ppc970_64, "ppc970-64"}, |
| |
| {eByteOrderBig, 8, 2, 6, llvm::Triple::systemz, |
| ArchSpec::eCore_s390x_generic, "s390x"}, |
| |
| {eByteOrderLittle, 4, 4, 4, llvm::Triple::sparc, |
| ArchSpec::eCore_sparc_generic, "sparc"}, |
| {eByteOrderLittle, 8, 4, 4, llvm::Triple::sparcv9, |
| ArchSpec::eCore_sparc9_generic, "sparcv9"}, |
| |
| {eByteOrderLittle, 4, 1, 15, llvm::Triple::x86, ArchSpec::eCore_x86_32_i386, |
| "i386"}, |
| {eByteOrderLittle, 4, 1, 15, llvm::Triple::x86, ArchSpec::eCore_x86_32_i486, |
| "i486"}, |
| {eByteOrderLittle, 4, 1, 15, llvm::Triple::x86, |
| ArchSpec::eCore_x86_32_i486sx, "i486sx"}, |
| {eByteOrderLittle, 4, 1, 15, llvm::Triple::x86, ArchSpec::eCore_x86_32_i686, |
| "i686"}, |
| |
| {eByteOrderLittle, 8, 1, 15, llvm::Triple::x86_64, |
| ArchSpec::eCore_x86_64_x86_64, "x86_64"}, |
| {eByteOrderLittle, 8, 1, 15, llvm::Triple::x86_64, |
| ArchSpec::eCore_x86_64_x86_64h, "x86_64h"}, |
| {eByteOrderLittle, 4, 4, 4, llvm::Triple::hexagon, |
| ArchSpec::eCore_hexagon_generic, "hexagon"}, |
| {eByteOrderLittle, 4, 4, 4, llvm::Triple::hexagon, |
| ArchSpec::eCore_hexagon_hexagonv4, "hexagonv4"}, |
| {eByteOrderLittle, 4, 4, 4, llvm::Triple::hexagon, |
| ArchSpec::eCore_hexagon_hexagonv5, "hexagonv5"}, |
| |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::riscv32, ArchSpec::eCore_riscv32, |
| "riscv32"}, |
| {eByteOrderLittle, 8, 2, 4, llvm::Triple::riscv64, ArchSpec::eCore_riscv64, |
| "riscv64"}, |
| |
| {eByteOrderLittle, 4, 4, 4, llvm::Triple::UnknownArch, |
| ArchSpec::eCore_uknownMach32, "unknown-mach-32"}, |
| {eByteOrderLittle, 8, 4, 4, llvm::Triple::UnknownArch, |
| ArchSpec::eCore_uknownMach64, "unknown-mach-64"}, |
| {eByteOrderLittle, 4, 2, 4, llvm::Triple::arc, ArchSpec::eCore_arc, "arc"}, |
| |
| {eByteOrderLittle, 2, 2, 4, llvm::Triple::avr, ArchSpec::eCore_avr, "avr"}, |
| |
| {eByteOrderLittle, 4, 1, 4, llvm::Triple::wasm32, ArchSpec::eCore_wasm32, |
| "wasm32"}, |
| }; |
| |
| // Ensure that we have an entry in the g_core_definitions for each core. If you |
| // comment out an entry above, you will need to comment out the corresponding |
| // ArchSpec::Core enumeration. |
| static_assert(sizeof(g_core_definitions) / sizeof(CoreDefinition) == |
| ArchSpec::kNumCores, |
| "make sure we have one core definition for each core"); |
| |
| struct ArchDefinitionEntry { |
| ArchSpec::Core core; |
| uint32_t cpu; |
| uint32_t sub; |
| uint32_t cpu_mask; |
| uint32_t sub_mask; |
| }; |
| |
| struct ArchDefinition { |
| ArchitectureType type; |
| size_t num_entries; |
| const ArchDefinitionEntry *entries; |
| const char *name; |
| }; |
| |
| void ArchSpec::ListSupportedArchNames(StringList &list) { |
| for (uint32_t i = 0; i < llvm::array_lengthof(g_core_definitions); ++i) |
| list.AppendString(g_core_definitions[i].name); |
| } |
| |
| void ArchSpec::AutoComplete(CompletionRequest &request) { |
| for (uint32_t i = 0; i < llvm::array_lengthof(g_core_definitions); ++i) |
| request.TryCompleteCurrentArg(g_core_definitions[i].name); |
| } |
| |
| #define CPU_ANY (UINT32_MAX) |
| |
| //===----------------------------------------------------------------------===// |
| // A table that gets searched linearly for matches. This table is used to |
| // convert cpu type and subtypes to architecture names, and to convert |
| // architecture names to cpu types and subtypes. The ordering is important and |
| // allows the precedence to be set when the table is built. |
| #define SUBTYPE_MASK 0x00FFFFFFu |
| |
| // clang-format off |
| static const ArchDefinitionEntry g_macho_arch_entries[] = { |
| {ArchSpec::eCore_arm_generic, llvm::MachO::CPU_TYPE_ARM, CPU_ANY, UINT32_MAX, UINT32_MAX}, |
| {ArchSpec::eCore_arm_generic, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_ALL, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv4, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V4T, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv4t, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V4T, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv6, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V6, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv6m, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V6M, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv5, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V5TEJ, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv5e, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V5TEJ, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv5t, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V5TEJ, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_xscale, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_XSCALE, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv7, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V7, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv7f, llvm::MachO::CPU_TYPE_ARM, 10, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv7s, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V7S, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv7k, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V7K, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv7m, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V7M, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_armv7em, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V7EM, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_arm64e, llvm::MachO::CPU_TYPE_ARM64, llvm::MachO::CPU_SUBTYPE_ARM64E, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_arm64, llvm::MachO::CPU_TYPE_ARM64, llvm::MachO::CPU_SUBTYPE_ARM64_ALL, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_arm64, llvm::MachO::CPU_TYPE_ARM64, llvm::MachO::CPU_SUBTYPE_ARM64_V8, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_arm64, llvm::MachO::CPU_TYPE_ARM64, 13, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_arm64_32, llvm::MachO::CPU_TYPE_ARM64_32, 0, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_arm64_32, llvm::MachO::CPU_TYPE_ARM64_32, 1, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_arm_arm64, llvm::MachO::CPU_TYPE_ARM64, CPU_ANY, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumb, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_ALL, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv4t, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V4T, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv5, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V5, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv5e, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V5, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv6, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V6, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv6m, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V6M, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv7, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V7, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv7f, llvm::MachO::CPU_TYPE_ARM, 10, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv7s, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V7S, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv7k, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V7K, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv7m, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V7M, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_thumbv7em, llvm::MachO::CPU_TYPE_ARM, llvm::MachO::CPU_SUBTYPE_ARM_V7EM, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_generic, llvm::MachO::CPU_TYPE_POWERPC, CPU_ANY, UINT32_MAX, UINT32_MAX}, |
| {ArchSpec::eCore_ppc_generic, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_ALL, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc601, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_601, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc602, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_602, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc603, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_603, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc603e, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_603e, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc603ev, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_603ev, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc604, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_604, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc604e, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_604e, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc620, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_620, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc750, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_750, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc7400, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_7400, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc7450, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_7450, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc_ppc970, llvm::MachO::CPU_TYPE_POWERPC, llvm::MachO::CPU_SUBTYPE_POWERPC_970, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc64_generic, llvm::MachO::CPU_TYPE_POWERPC64, llvm::MachO::CPU_SUBTYPE_POWERPC_ALL, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc64le_generic, llvm::MachO::CPU_TYPE_POWERPC64, CPU_ANY, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_ppc64_ppc970_64, llvm::MachO::CPU_TYPE_POWERPC64, 100, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_x86_32_i386, llvm::MachO::CPU_TYPE_I386, llvm::MachO::CPU_SUBTYPE_I386_ALL, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_x86_32_i486, llvm::MachO::CPU_TYPE_I386, llvm::MachO::CPU_SUBTYPE_486, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_x86_32_i486sx, llvm::MachO::CPU_TYPE_I386, llvm::MachO::CPU_SUBTYPE_486SX, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_x86_32_i386, llvm::MachO::CPU_TYPE_I386, CPU_ANY, UINT32_MAX, UINT32_MAX}, |
| {ArchSpec::eCore_x86_64_x86_64, llvm::MachO::CPU_TYPE_X86_64, llvm::MachO::CPU_SUBTYPE_X86_64_ALL, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_x86_64_x86_64, llvm::MachO::CPU_TYPE_X86_64, llvm::MachO::CPU_SUBTYPE_X86_ARCH1, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_x86_64_x86_64h, llvm::MachO::CPU_TYPE_X86_64, llvm::MachO::CPU_SUBTYPE_X86_64_H, UINT32_MAX, SUBTYPE_MASK}, |
| {ArchSpec::eCore_x86_64_x86_64, llvm::MachO::CPU_TYPE_X86_64, CPU_ANY, UINT32_MAX, UINT32_MAX}, |
| // Catch any unknown mach architectures so we can always use the object and symbol mach-o files |
| {ArchSpec::eCore_uknownMach32, 0, 0, 0xFF000000u, 0x00000000u}, |
| {ArchSpec::eCore_uknownMach64, llvm::MachO::CPU_ARCH_ABI64, 0, 0xFF000000u, 0x00000000u}}; |
| // clang-format on |
| |
| static const ArchDefinition g_macho_arch_def = { |
| eArchTypeMachO, llvm::array_lengthof(g_macho_arch_entries), |
| g_macho_arch_entries, "mach-o"}; |
| |
| //===----------------------------------------------------------------------===// |
| // A table that gets searched linearly for matches. This table is used to |
| // convert cpu type and subtypes to architecture names, and to convert |
| // architecture names to cpu types and subtypes. The ordering is important and |
| // allows the precedence to be set when the table is built. |
| static const ArchDefinitionEntry g_elf_arch_entries[] = { |
| {ArchSpec::eCore_sparc_generic, llvm::ELF::EM_SPARC, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // Sparc |
| {ArchSpec::eCore_x86_32_i386, llvm::ELF::EM_386, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // Intel 80386 |
| {ArchSpec::eCore_x86_32_i486, llvm::ELF::EM_IAMCU, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // Intel MCU // FIXME: is this correct? |
| {ArchSpec::eCore_ppc_generic, llvm::ELF::EM_PPC, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // PowerPC |
| {ArchSpec::eCore_ppc64le_generic, llvm::ELF::EM_PPC64, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // PowerPC64le |
| {ArchSpec::eCore_ppc64_generic, llvm::ELF::EM_PPC64, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // PowerPC64 |
| {ArchSpec::eCore_arm_generic, llvm::ELF::EM_ARM, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // ARM |
| {ArchSpec::eCore_arm_aarch64, llvm::ELF::EM_AARCH64, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // ARM64 |
| {ArchSpec::eCore_s390x_generic, llvm::ELF::EM_S390, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // SystemZ |
| {ArchSpec::eCore_sparc9_generic, llvm::ELF::EM_SPARCV9, |
| LLDB_INVALID_CPUTYPE, 0xFFFFFFFFu, 0xFFFFFFFFu}, // SPARC V9 |
| {ArchSpec::eCore_x86_64_x86_64, llvm::ELF::EM_X86_64, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // AMD64 |
| {ArchSpec::eCore_mips32, llvm::ELF::EM_MIPS, ArchSpec::eMIPSSubType_mips32, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips32 |
| {ArchSpec::eCore_mips32r2, llvm::ELF::EM_MIPS, |
| ArchSpec::eMIPSSubType_mips32r2, 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips32r2 |
| {ArchSpec::eCore_mips32r6, llvm::ELF::EM_MIPS, |
| ArchSpec::eMIPSSubType_mips32r6, 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips32r6 |
| {ArchSpec::eCore_mips32el, llvm::ELF::EM_MIPS, |
| ArchSpec::eMIPSSubType_mips32el, 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips32el |
| {ArchSpec::eCore_mips32r2el, llvm::ELF::EM_MIPS, |
| ArchSpec::eMIPSSubType_mips32r2el, 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips32r2el |
| {ArchSpec::eCore_mips32r6el, llvm::ELF::EM_MIPS, |
| ArchSpec::eMIPSSubType_mips32r6el, 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips32r6el |
| {ArchSpec::eCore_mips64, llvm::ELF::EM_MIPS, ArchSpec::eMIPSSubType_mips64, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips64 |
| {ArchSpec::eCore_mips64r2, llvm::ELF::EM_MIPS, |
| ArchSpec::eMIPSSubType_mips64r2, 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips64r2 |
| {ArchSpec::eCore_mips64r6, llvm::ELF::EM_MIPS, |
| ArchSpec::eMIPSSubType_mips64r6, 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips64r6 |
| {ArchSpec::eCore_mips64el, llvm::ELF::EM_MIPS, |
| ArchSpec::eMIPSSubType_mips64el, 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips64el |
| {ArchSpec::eCore_mips64r2el, llvm::ELF::EM_MIPS, |
| ArchSpec::eMIPSSubType_mips64r2el, 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips64r2el |
| {ArchSpec::eCore_mips64r6el, llvm::ELF::EM_MIPS, |
| ArchSpec::eMIPSSubType_mips64r6el, 0xFFFFFFFFu, 0xFFFFFFFFu}, // mips64r6el |
| {ArchSpec::eCore_hexagon_generic, llvm::ELF::EM_HEXAGON, |
| LLDB_INVALID_CPUTYPE, 0xFFFFFFFFu, 0xFFFFFFFFu}, // HEXAGON |
| {ArchSpec::eCore_arc, llvm::ELF::EM_ARC_COMPACT2, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // ARC |
| {ArchSpec::eCore_avr, llvm::ELF::EM_AVR, LLDB_INVALID_CPUTYPE, |
| 0xFFFFFFFFu, 0xFFFFFFFFu}, // AVR |
| {ArchSpec::eCore_riscv32, llvm::ELF::EM_RISCV, |
| ArchSpec::eRISCVSubType_riscv32, 0xFFFFFFFFu, 0xFFFFFFFFu}, // riscv32 |
| {ArchSpec::eCore_riscv64, llvm::ELF::EM_RISCV, |
| ArchSpec::eRISCVSubType_riscv64, 0xFFFFFFFFu, 0xFFFFFFFFu}, // riscv64 |
| }; |
| |
| static const ArchDefinition g_elf_arch_def = { |
| eArchTypeELF, |
| llvm::array_lengthof(g_elf_arch_entries), |
| g_elf_arch_entries, |
| "elf", |
| }; |
| |
| static const ArchDefinitionEntry g_coff_arch_entries[] = { |
| {ArchSpec::eCore_x86_32_i386, llvm::COFF::IMAGE_FILE_MACHINE_I386, |
| LLDB_INVALID_CPUTYPE, 0xFFFFFFFFu, 0xFFFFFFFFu}, // Intel 80x86 |
| {ArchSpec::eCore_ppc_generic, llvm::COFF::IMAGE_FILE_MACHINE_POWERPC, |
| LLDB_INVALID_CPUTYPE, 0xFFFFFFFFu, 0xFFFFFFFFu}, // PowerPC |
| {ArchSpec::eCore_ppc_generic, llvm::COFF::IMAGE_FILE_MACHINE_POWERPCFP, |
| LLDB_INVALID_CPUTYPE, 0xFFFFFFFFu, 0xFFFFFFFFu}, // PowerPC (with FPU) |
| {ArchSpec::eCore_arm_generic, llvm::COFF::IMAGE_FILE_MACHINE_ARM, |
| LLDB_INVALID_CPUTYPE, 0xFFFFFFFFu, 0xFFFFFFFFu}, // ARM |
| {ArchSpec::eCore_arm_armv7, llvm::COFF::IMAGE_FILE_MACHINE_ARMNT, |
| LLDB_INVALID_CPUTYPE, 0xFFFFFFFFu, 0xFFFFFFFFu}, // ARMv7 |
| {ArchSpec::eCore_thumb, llvm::COFF::IMAGE_FILE_MACHINE_THUMB, |
| LLDB_INVALID_CPUTYPE, 0xFFFFFFFFu, 0xFFFFFFFFu}, // ARMv7 |
| {ArchSpec::eCore_x86_64_x86_64, llvm::COFF::IMAGE_FILE_MACHINE_AMD64, |
| LLDB_INVALID_CPUTYPE, 0xFFFFFFFFu, 0xFFFFFFFFu}, // AMD64 |
| {ArchSpec::eCore_arm_arm64, llvm::COFF::IMAGE_FILE_MACHINE_ARM64, |
| LLDB_INVALID_CPUTYPE, 0xFFFFFFFFu, 0xFFFFFFFFu} // ARM64 |
| }; |
| |
| static const ArchDefinition g_coff_arch_def = { |
| eArchTypeCOFF, |
| llvm::array_lengthof(g_coff_arch_entries), |
| g_coff_arch_entries, |
| "pe-coff", |
| }; |
| |
| //===----------------------------------------------------------------------===// |
| // Table of all ArchDefinitions |
| static const ArchDefinition *g_arch_definitions[] = { |
| &g_macho_arch_def, &g_elf_arch_def, &g_coff_arch_def}; |
| |
| static const size_t k_num_arch_definitions = |
| llvm::array_lengthof(g_arch_definitions); |
| |
| //===----------------------------------------------------------------------===// |
| // Static helper functions. |
| |
| // Get the architecture definition for a given object type. |
| static const ArchDefinition *FindArchDefinition(ArchitectureType arch_type) { |
| for (unsigned int i = 0; i < k_num_arch_definitions; ++i) { |
| const ArchDefinition *def = g_arch_definitions[i]; |
| if (def->type == arch_type) |
| return def; |
| } |
| return nullptr; |
| } |
| |
| // Get an architecture definition by name. |
| static const CoreDefinition *FindCoreDefinition(llvm::StringRef name) { |
| for (unsigned int i = 0; i < llvm::array_lengthof(g_core_definitions); ++i) { |
| if (name.equals_lower(g_core_definitions[i].name)) |
| return &g_core_definitions[i]; |
| } |
| return nullptr; |
| } |
| |
| static inline const CoreDefinition *FindCoreDefinition(ArchSpec::Core core) { |
| if (core < llvm::array_lengthof(g_core_definitions)) |
| return &g_core_definitions[core]; |
| return nullptr; |
| } |
| |
| // Get a definition entry by cpu type and subtype. |
| static const ArchDefinitionEntry * |
| FindArchDefinitionEntry(const ArchDefinition *def, uint32_t cpu, uint32_t sub) { |
| if (def == nullptr) |
| return nullptr; |
| |
| const ArchDefinitionEntry *entries = def->entries; |
| for (size_t i = 0; i < def->num_entries; ++i) { |
| if (entries[i].cpu == (cpu & entries[i].cpu_mask)) |
| if (entries[i].sub == (sub & entries[i].sub_mask)) |
| return &entries[i]; |
| } |
| return nullptr; |
| } |
| |
| static const ArchDefinitionEntry * |
| FindArchDefinitionEntry(const ArchDefinition *def, ArchSpec::Core core) { |
| if (def == nullptr) |
| return nullptr; |
| |
| const ArchDefinitionEntry *entries = def->entries; |
| for (size_t i = 0; i < def->num_entries; ++i) { |
| if (entries[i].core == core) |
| return &entries[i]; |
| } |
| return nullptr; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Constructors and destructors. |
| |
| ArchSpec::ArchSpec() {} |
| |
| ArchSpec::ArchSpec(const char *triple_cstr) { |
| if (triple_cstr) |
| SetTriple(triple_cstr); |
| } |
| |
| ArchSpec::ArchSpec(llvm::StringRef triple_str) { SetTriple(triple_str); } |
| |
| ArchSpec::ArchSpec(const llvm::Triple &triple) { SetTriple(triple); } |
| |
| ArchSpec::ArchSpec(ArchitectureType arch_type, uint32_t cpu, uint32_t subtype) { |
| SetArchitecture(arch_type, cpu, subtype); |
| } |
| |
| ArchSpec::~ArchSpec() = default; |
| |
| void ArchSpec::Clear() { |
| m_triple = llvm::Triple(); |
| m_core = kCore_invalid; |
| m_byte_order = eByteOrderInvalid; |
| m_distribution_id.Clear(); |
| m_flags = 0; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Predicates. |
| |
| const char *ArchSpec::GetArchitectureName() const { |
| const CoreDefinition *core_def = FindCoreDefinition(m_core); |
| if (core_def) |
| return core_def->name; |
| return "unknown"; |
| } |
| |
| bool ArchSpec::IsMIPS() const { return GetTriple().isMIPS(); } |
| |
| std::string ArchSpec::GetTargetABI() const { |
| |
| std::string abi; |
| |
| if (IsMIPS()) { |
| switch (GetFlags() & ArchSpec::eMIPSABI_mask) { |
| case ArchSpec::eMIPSABI_N64: |
| abi = "n64"; |
| return abi; |
| case ArchSpec::eMIPSABI_N32: |
| abi = "n32"; |
| return abi; |
| case ArchSpec::eMIPSABI_O32: |
| abi = "o32"; |
| return abi; |
| default: |
| return abi; |
| } |
| } |
| return abi; |
| } |
| |
| void ArchSpec::SetFlags(const std::string &elf_abi) { |
| |
| uint32_t flag = GetFlags(); |
| if (IsMIPS()) { |
| if (elf_abi == "n64") |
| flag |= ArchSpec::eMIPSABI_N64; |
| else if (elf_abi == "n32") |
| flag |= ArchSpec::eMIPSABI_N32; |
| else if (elf_abi == "o32") |
| flag |= ArchSpec::eMIPSABI_O32; |
| } |
| SetFlags(flag); |
| } |
| |
| std::string ArchSpec::GetClangTargetCPU() const { |
| std::string cpu; |
| |
| if (IsMIPS()) { |
| switch (m_core) { |
| case ArchSpec::eCore_mips32: |
| case ArchSpec::eCore_mips32el: |
| cpu = "mips32"; |
| break; |
| case ArchSpec::eCore_mips32r2: |
| case ArchSpec::eCore_mips32r2el: |
| cpu = "mips32r2"; |
| break; |
| case ArchSpec::eCore_mips32r3: |
| case ArchSpec::eCore_mips32r3el: |
| cpu = "mips32r3"; |
| break; |
| case ArchSpec::eCore_mips32r5: |
| case ArchSpec::eCore_mips32r5el: |
| cpu = "mips32r5"; |
| break; |
| case ArchSpec::eCore_mips32r6: |
| case ArchSpec::eCore_mips32r6el: |
| cpu = "mips32r6"; |
| break; |
| case ArchSpec::eCore_mips64: |
| case ArchSpec::eCore_mips64el: |
| cpu = "mips64"; |
| break; |
| case ArchSpec::eCore_mips64r2: |
| case ArchSpec::eCore_mips64r2el: |
| cpu = "mips64r2"; |
| break; |
| case ArchSpec::eCore_mips64r3: |
| case ArchSpec::eCore_mips64r3el: |
| cpu = "mips64r3"; |
| break; |
| case ArchSpec::eCore_mips64r5: |
| case ArchSpec::eCore_mips64r5el: |
| cpu = "mips64r5"; |
| break; |
| case ArchSpec::eCore_mips64r6: |
| case ArchSpec::eCore_mips64r6el: |
| cpu = "mips64r6"; |
| break; |
| default: |
| break; |
| } |
| } |
| return cpu; |
| } |
| |
| uint32_t ArchSpec::GetMachOCPUType() const { |
| const CoreDefinition *core_def = FindCoreDefinition(m_core); |
| if (core_def) { |
| const ArchDefinitionEntry *arch_def = |
| FindArchDefinitionEntry(&g_macho_arch_def, core_def->core); |
| if (arch_def) { |
| return arch_def->cpu; |
| } |
| } |
| return LLDB_INVALID_CPUTYPE; |
| } |
| |
| uint32_t ArchSpec::GetMachOCPUSubType() const { |
| const CoreDefinition *core_def = FindCoreDefinition(m_core); |
| if (core_def) { |
| const ArchDefinitionEntry *arch_def = |
| FindArchDefinitionEntry(&g_macho_arch_def, core_def->core); |
| if (arch_def) { |
| return arch_def->sub; |
| } |
| } |
| return LLDB_INVALID_CPUTYPE; |
| } |
| |
| uint32_t ArchSpec::GetDataByteSize() const { |
| return 1; |
| } |
| |
| uint32_t ArchSpec::GetCodeByteSize() const { |
| return 1; |
| } |
| |
| llvm::Triple::ArchType ArchSpec::GetMachine() const { |
| const CoreDefinition *core_def = FindCoreDefinition(m_core); |
| if (core_def) |
| return core_def->machine; |
| |
| return llvm::Triple::UnknownArch; |
| } |
| |
| ConstString ArchSpec::GetDistributionId() const { |
| return m_distribution_id; |
| } |
| |
| void ArchSpec::SetDistributionId(const char *distribution_id) { |
| m_distribution_id.SetCString(distribution_id); |
| } |
| |
| uint32_t ArchSpec::GetAddressByteSize() const { |
| const CoreDefinition *core_def = FindCoreDefinition(m_core); |
| if (core_def) { |
| if (core_def->machine == llvm::Triple::mips64 || |
| core_def->machine == llvm::Triple::mips64el) { |
| // For N32/O32 applications Address size is 4 bytes. |
| if (m_flags & (eMIPSABI_N32 | eMIPSABI_O32)) |
| return 4; |
| } |
| return core_def->addr_byte_size; |
| } |
| return 0; |
| } |
| |
| ByteOrder ArchSpec::GetDefaultEndian() const { |
| const CoreDefinition *core_def = FindCoreDefinition(m_core); |
| if (core_def) |
| return core_def->default_byte_order; |
| return eByteOrderInvalid; |
| } |
| |
| bool ArchSpec::CharIsSignedByDefault() const { |
| switch (m_triple.getArch()) { |
| default: |
| return true; |
| |
| case llvm::Triple::aarch64: |
| case llvm::Triple::aarch64_32: |
| case llvm::Triple::aarch64_be: |
| case llvm::Triple::arm: |
| case llvm::Triple::armeb: |
| case llvm::Triple::thumb: |
| case llvm::Triple::thumbeb: |
| return m_triple.isOSDarwin() || m_triple.isOSWindows(); |
| |
| case llvm::Triple::ppc: |
| case llvm::Triple::ppc64: |
| return m_triple.isOSDarwin(); |
| |
| case llvm::Triple::ppc64le: |
| case llvm::Triple::systemz: |
| case llvm::Triple::xcore: |
| case llvm::Triple::arc: |
| return false; |
| } |
| } |
| |
| lldb::ByteOrder ArchSpec::GetByteOrder() const { |
| if (m_byte_order == eByteOrderInvalid) |
| return GetDefaultEndian(); |
| return m_byte_order; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Mutators. |
| |
| bool ArchSpec::SetTriple(const llvm::Triple &triple) { |
| m_triple = triple; |
| UpdateCore(); |
| return IsValid(); |
| } |
| |
| bool lldb_private::ParseMachCPUDashSubtypeTriple(llvm::StringRef triple_str, |
| ArchSpec &arch) { |
| // Accept "12-10" or "12.10" as cpu type/subtype |
| if (triple_str.empty()) |
| return false; |
| |
| size_t pos = triple_str.find_first_of("-."); |
| if (pos == llvm::StringRef::npos) |
| return false; |
| |
| llvm::StringRef cpu_str = triple_str.substr(0, pos); |
| llvm::StringRef remainder = triple_str.substr(pos + 1); |
| if (cpu_str.empty() || remainder.empty()) |
| return false; |
| |
| llvm::StringRef sub_str; |
| llvm::StringRef vendor; |
| llvm::StringRef os; |
| std::tie(sub_str, remainder) = remainder.split('-'); |
| std::tie(vendor, os) = remainder.split('-'); |
| |
| uint32_t cpu = 0; |
| uint32_t sub = 0; |
| if (cpu_str.getAsInteger(10, cpu) || sub_str.getAsInteger(10, sub)) |
| return false; |
| |
| if (!arch.SetArchitecture(eArchTypeMachO, cpu, sub)) |
| return false; |
| if (!vendor.empty() && !os.empty()) { |
| arch.GetTriple().setVendorName(vendor); |
| arch.GetTriple().setOSName(os); |
| } |
| |
| return true; |
| } |
| |
| bool ArchSpec::SetTriple(llvm::StringRef triple) { |
| if (triple.empty()) { |
| Clear(); |
| return false; |
| } |
| |
| if (ParseMachCPUDashSubtypeTriple(triple, *this)) |
| return true; |
| |
| SetTriple(llvm::Triple(llvm::Triple::normalize(triple))); |
| return IsValid(); |
| } |
| |
| bool ArchSpec::ContainsOnlyArch(const llvm::Triple &normalized_triple) { |
| return !normalized_triple.getArchName().empty() && |
| normalized_triple.getOSName().empty() && |
| normalized_triple.getVendorName().empty() && |
| normalized_triple.getEnvironmentName().empty(); |
| } |
| |
| void ArchSpec::MergeFrom(const ArchSpec &other) { |
| // ios-macabi always wins over macosx. |
| if ((GetTriple().getOS() == llvm::Triple::MacOSX || |
| GetTriple().getOS() == llvm::Triple::UnknownOS) && |
| other.GetTriple().getOS() == llvm::Triple::IOS && |
| other.GetTriple().getEnvironment() == llvm::Triple::MacABI) { |
| (*this) = other; |
| return; |
| } |
| |
| if (!TripleVendorWasSpecified() && other.TripleVendorWasSpecified()) |
| GetTriple().setVendor(other.GetTriple().getVendor()); |
| if (!TripleOSWasSpecified() && other.TripleOSWasSpecified()) |
| GetTriple().setOS(other.GetTriple().getOS()); |
| if (GetTriple().getArch() == llvm::Triple::UnknownArch) { |
| GetTriple().setArch(other.GetTriple().getArch()); |
| |
| // MachO unknown64 isn't really invalid as the debugger can still obtain |
| // information from the binary, e.g. line tables. As such, we don't update |
| // the core here. |
| if (other.GetCore() != eCore_uknownMach64) |
| UpdateCore(); |
| } |
| if (!TripleEnvironmentWasSpecified() && |
| other.TripleEnvironmentWasSpecified()) { |
| GetTriple().setEnvironment(other.GetTriple().getEnvironment()); |
| } |
| // If this and other are both arm ArchSpecs and this ArchSpec is a generic |
| // "some kind of arm" spec but the other ArchSpec is a specific arm core, |
| // adopt the specific arm core. |
| if (GetTriple().getArch() == llvm::Triple::arm && |
| other.GetTriple().getArch() == llvm::Triple::arm && |
| IsCompatibleMatch(other) && GetCore() == ArchSpec::eCore_arm_generic && |
| other.GetCore() != ArchSpec::eCore_arm_generic) { |
| m_core = other.GetCore(); |
| CoreUpdated(false); |
| } |
| if (GetFlags() == 0) { |
| SetFlags(other.GetFlags()); |
| } |
| } |
| |
| bool ArchSpec::SetArchitecture(ArchitectureType arch_type, uint32_t cpu, |
| uint32_t sub, uint32_t os) { |
| m_core = kCore_invalid; |
| bool update_triple = true; |
| const ArchDefinition *arch_def = FindArchDefinition(arch_type); |
| if (arch_def) { |
| const ArchDefinitionEntry *arch_def_entry = |
| FindArchDefinitionEntry(arch_def, cpu, sub); |
| if (arch_def_entry) { |
| const CoreDefinition *core_def = FindCoreDefinition(arch_def_entry->core); |
| if (core_def) { |
| m_core = core_def->core; |
| update_triple = false; |
| // Always use the architecture name because it might be more |
| // descriptive than the architecture enum ("armv7" -> |
| // llvm::Triple::arm). |
| m_triple.setArchName(llvm::StringRef(core_def->name)); |
| if (arch_type == eArchTypeMachO) { |
| m_triple.setVendor(llvm::Triple::Apple); |
| |
| // Don't set the OS. It could be simulator, macosx, ios, watchos, |
| // tvos, bridgeos. We could get close with the cpu type - but we |
| // can't get it right all of the time. Better to leave this unset |
| // so other sections of code will set it when they have more |
| // information. NB: don't call m_triple.setOS |
| // (llvm::Triple::UnknownOS). That sets the OSName to "unknown" and |
| // the ArchSpec::TripleVendorWasSpecified() method says that any |
| // OSName setting means it was specified. |
| } else if (arch_type == eArchTypeELF) { |
| switch (os) { |
| case llvm::ELF::ELFOSABI_AIX: |
| m_triple.setOS(llvm::Triple::OSType::AIX); |
| break; |
| case llvm::ELF::ELFOSABI_FREEBSD: |
| m_triple.setOS(llvm::Triple::OSType::FreeBSD); |
| break; |
| case llvm::ELF::ELFOSABI_GNU: |
| m_triple.setOS(llvm::Triple::OSType::Linux); |
| break; |
| case llvm::ELF::ELFOSABI_NETBSD: |
| m_triple.setOS(llvm::Triple::OSType::NetBSD); |
| break; |
| case llvm::ELF::ELFOSABI_OPENBSD: |
| m_triple.setOS(llvm::Triple::OSType::OpenBSD); |
| break; |
| case llvm::ELF::ELFOSABI_SOLARIS: |
| m_triple.setOS(llvm::Triple::OSType::Solaris); |
| break; |
| } |
| } else if (arch_type == eArchTypeCOFF && os == llvm::Triple::Win32) { |
| m_triple.setVendor(llvm::Triple::PC); |
| m_triple.setOS(llvm::Triple::Win32); |
| } else { |
| m_triple.setVendor(llvm::Triple::UnknownVendor); |
| m_triple.setOS(llvm::Triple::UnknownOS); |
| } |
| // Fall back onto setting the machine type if the arch by name |
| // failed... |
| if (m_triple.getArch() == llvm::Triple::UnknownArch) |
| m_triple.setArch(core_def->machine); |
| } |
| } else { |
| Log *log(lldb_private::GetLogIfAnyCategoriesSet(LIBLLDB_LOG_TARGET | LIBLLDB_LOG_PROCESS | LIBLLDB_LOG_PLATFORM)); |
| LLDB_LOGF(log, |
| "Unable to find a core definition for cpu 0x%" PRIx32 |
| " sub %" PRId32, |
| cpu, sub); |
| } |
| } |
| CoreUpdated(update_triple); |
| return IsValid(); |
| } |
| |
| uint32_t ArchSpec::GetMinimumOpcodeByteSize() const { |
| const CoreDefinition *core_def = FindCoreDefinition(m_core); |
| if (core_def) |
| return core_def->min_opcode_byte_size; |
| return 0; |
| } |
| |
| uint32_t ArchSpec::GetMaximumOpcodeByteSize() const { |
| const CoreDefinition *core_def = FindCoreDefinition(m_core); |
| if (core_def) |
| return core_def->max_opcode_byte_size; |
| return 0; |
| } |
| |
| bool ArchSpec::IsExactMatch(const ArchSpec &rhs) const { |
| return IsEqualTo(rhs, true); |
| } |
| |
| bool ArchSpec::IsCompatibleMatch(const ArchSpec &rhs) const { |
| return IsEqualTo(rhs, false); |
| } |
| |
| static bool IsCompatibleEnvironment(llvm::Triple::EnvironmentType lhs, |
| llvm::Triple::EnvironmentType rhs) { |
| if (lhs == rhs) |
| return true; |
| |
| // Apple simulators are a different platform than what they simulate. |
| // As the environments are different at this point, if one of them is a |
| // simulator, then they are different. |
| if (lhs == llvm::Triple::Simulator || rhs == llvm::Triple::Simulator) |
| return false; |
| |
| // If any of the environment is unknown then they are compatible |
| if (lhs == llvm::Triple::UnknownEnvironment || |
| rhs == llvm::Triple::UnknownEnvironment) |
| return true; |
| |
| // If one of the environment is Android and the other one is EABI then they |
| // are considered to be compatible. This is required as a workaround for |
| // shared libraries compiled for Android without the NOTE section indicating |
| // that they are using the Android ABI. |
| if ((lhs == llvm::Triple::Android && rhs == llvm::Triple::EABI) || |
| (rhs == llvm::Triple::Android && lhs == llvm::Triple::EABI) || |
| (lhs == llvm::Triple::GNUEABI && rhs == llvm::Triple::EABI) || |
| (rhs == llvm::Triple::GNUEABI && lhs == llvm::Triple::EABI) || |
| (lhs == llvm::Triple::GNUEABIHF && rhs == llvm::Triple::EABIHF) || |
| (rhs == llvm::Triple::GNUEABIHF && lhs == llvm::Triple::EABIHF)) |
| return true; |
| |
| return false; |
| } |
| |
| bool ArchSpec::IsEqualTo(const ArchSpec &rhs, bool exact_match) const { |
| // explicitly ignoring m_distribution_id in this method. |
| |
| if (GetByteOrder() != rhs.GetByteOrder() || |
| !cores_match(GetCore(), rhs.GetCore(), true, exact_match)) |
| return false; |
| |
| const llvm::Triple &lhs_triple = GetTriple(); |
| const llvm::Triple &rhs_triple = rhs.GetTriple(); |
| |
| const llvm::Triple::VendorType lhs_triple_vendor = lhs_triple.getVendor(); |
| const llvm::Triple::VendorType rhs_triple_vendor = rhs_triple.getVendor(); |
| if (lhs_triple_vendor != rhs_triple_vendor) { |
| const bool rhs_vendor_specified = rhs.TripleVendorWasSpecified(); |
| const bool lhs_vendor_specified = TripleVendorWasSpecified(); |
| // Both architectures had the vendor specified, so if they aren't equal |
| // then we return false |
| if (rhs_vendor_specified && lhs_vendor_specified) |
| return false; |
| |
| // Only fail if both vendor types are not unknown |
| if (lhs_triple_vendor != llvm::Triple::UnknownVendor && |
| rhs_triple_vendor != llvm::Triple::UnknownVendor) |
| return false; |
| } |
| |
| const llvm::Triple::OSType lhs_triple_os = lhs_triple.getOS(); |
| const llvm::Triple::OSType rhs_triple_os = rhs_triple.getOS(); |
| const llvm::Triple::EnvironmentType lhs_triple_env = |
| lhs_triple.getEnvironment(); |
| const llvm::Triple::EnvironmentType rhs_triple_env = |
| rhs_triple.getEnvironment(); |
| |
| if (!exact_match) { |
| // x86_64-apple-ios-macabi, x86_64-apple-macosx are compatible, no match. |
| if ((lhs_triple_os == llvm::Triple::IOS && |
| lhs_triple_env == llvm::Triple::MacABI && |
| rhs_triple_os == llvm::Triple::MacOSX) || |
| (lhs_triple_os == llvm::Triple::MacOSX && |
| rhs_triple_os == llvm::Triple::IOS && |
| rhs_triple_env == llvm::Triple::MacABI)) |
| return true; |
| } |
| |
| // x86_64-apple-ios-macabi and x86_64-apple-ios are not compatible. |
| if (lhs_triple_os == llvm::Triple::IOS && |
| rhs_triple_os == llvm::Triple::IOS && |
| (lhs_triple_env == llvm::Triple::MacABI || |
| rhs_triple_env == llvm::Triple::MacABI) && |
| lhs_triple_env != rhs_triple_env) |
| return false; |
| |
| if (lhs_triple_os != rhs_triple_os) { |
| const bool lhs_os_specified = TripleOSWasSpecified(); |
| const bool rhs_os_specified = rhs.TripleOSWasSpecified(); |
| // If both OS types are specified and different, fail. |
| if (lhs_os_specified && rhs_os_specified) |
| return false; |
| |
| // If the pair of os+env is both unspecified, match any other os+env combo. |
| if (!exact_match && ((!lhs_os_specified && !lhs_triple.hasEnvironment()) || |
| (!rhs_os_specified && !rhs_triple.hasEnvironment()))) |
| return true; |
| } |
| |
| return IsCompatibleEnvironment(lhs_triple_env, rhs_triple_env); |
| } |
| |
| void ArchSpec::UpdateCore() { |
| llvm::StringRef arch_name(m_triple.getArchName()); |
| const CoreDefinition *core_def = FindCoreDefinition(arch_name); |
| if (core_def) { |
| m_core = core_def->core; |
| // Set the byte order to the default byte order for an architecture. This |
| // can be modified if needed for cases when cores handle both big and |
| // little endian |
| m_byte_order = core_def->default_byte_order; |
| } else { |
| Clear(); |
| } |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Helper methods. |
| |
| void ArchSpec::CoreUpdated(bool update_triple) { |
| const CoreDefinition *core_def = FindCoreDefinition(m_core); |
| if (core_def) { |
| if (update_triple) |
| m_triple = llvm::Triple(core_def->name, "unknown", "unknown"); |
| m_byte_order = core_def->default_byte_order; |
| } else { |
| if (update_triple) |
| m_triple = llvm::Triple(); |
| m_byte_order = eByteOrderInvalid; |
| } |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Operators. |
| |
| static bool cores_match(const ArchSpec::Core core1, const ArchSpec::Core core2, |
| bool try_inverse, bool enforce_exact_match) { |
| if (core1 == core2) |
| return true; |
| |
| switch (core1) { |
| case ArchSpec::kCore_any: |
| return true; |
| |
| case ArchSpec::eCore_arm_generic: |
| if (enforce_exact_match) |
| break; |
| LLVM_FALLTHROUGH; |
| case ArchSpec::kCore_arm_any: |
| if (core2 >= ArchSpec::kCore_arm_first && core2 <= ArchSpec::kCore_arm_last) |
| return true; |
| if (core2 >= ArchSpec::kCore_thumb_first && |
| core2 <= ArchSpec::kCore_thumb_last) |
| return true; |
| if (core2 == ArchSpec::kCore_arm_any) |
| return true; |
| break; |
| |
| case ArchSpec::kCore_x86_32_any: |
| if ((core2 >= ArchSpec::kCore_x86_32_first && |
| core2 <= ArchSpec::kCore_x86_32_last) || |
| (core2 == ArchSpec::kCore_x86_32_any)) |
| return true; |
| break; |
| |
| case ArchSpec::kCore_x86_64_any: |
| if ((core2 >= ArchSpec::kCore_x86_64_first && |
| core2 <= ArchSpec::kCore_x86_64_last) || |
| (core2 == ArchSpec::kCore_x86_64_any)) |
| return true; |
| break; |
| |
| case ArchSpec::kCore_ppc_any: |
| if ((core2 >= ArchSpec::kCore_ppc_first && |
| core2 <= ArchSpec::kCore_ppc_last) || |
| (core2 == ArchSpec::kCore_ppc_any)) |
| return true; |
| break; |
| |
| case ArchSpec::kCore_ppc64_any: |
| if ((core2 >= ArchSpec::kCore_ppc64_first && |
| core2 <= ArchSpec::kCore_ppc64_last) || |
| (core2 == ArchSpec::kCore_ppc64_any)) |
| return true; |
| break; |
| |
| case ArchSpec::eCore_arm_armv6m: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_arm_generic) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv7em) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv7) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv6m) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::kCore_hexagon_any: |
| if ((core2 >= ArchSpec::kCore_hexagon_first && |
| core2 <= ArchSpec::kCore_hexagon_last) || |
| (core2 == ArchSpec::kCore_hexagon_any)) |
| return true; |
| break; |
| |
| // v. https://en.wikipedia.org/wiki/ARM_Cortex-M#Silicon_customization |
| // Cortex-M0 - ARMv6-M - armv6m Cortex-M3 - ARMv7-M - armv7m Cortex-M4 - |
| // ARMv7E-M - armv7em |
| case ArchSpec::eCore_arm_armv7em: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_arm_generic) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv7m) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv6m) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv7) |
| return true; |
| try_inverse = true; |
| } |
| break; |
| |
| // v. https://en.wikipedia.org/wiki/ARM_Cortex-M#Silicon_customization |
| // Cortex-M0 - ARMv6-M - armv6m Cortex-M3 - ARMv7-M - armv7m Cortex-M4 - |
| // ARMv7E-M - armv7em |
| case ArchSpec::eCore_arm_armv7m: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_arm_generic) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv6m) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv7) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv7em) |
| return true; |
| try_inverse = true; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv7f: |
| case ArchSpec::eCore_arm_armv7k: |
| case ArchSpec::eCore_arm_armv7s: |
| case ArchSpec::eCore_arm_armv7l: |
| case ArchSpec::eCore_arm_armv8l: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_arm_generic) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv7) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::eCore_x86_64_x86_64h: |
| if (!enforce_exact_match) { |
| try_inverse = false; |
| if (core2 == ArchSpec::eCore_x86_64_x86_64) |
| return true; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv8: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_arm_arm64) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_aarch64) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_arm64e) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_arm64e: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_arm_arm64) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_aarch64) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv8) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| case ArchSpec::eCore_arm_aarch64: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_arm_arm64) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv8) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_arm64e) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_arm64: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_arm_aarch64) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_armv8) |
| return true; |
| if (core2 == ArchSpec::eCore_arm_arm64e) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_arm64_32: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_arm_generic) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips32: |
| if (!enforce_exact_match) { |
| if (core2 >= ArchSpec::kCore_mips32_first && |
| core2 <= ArchSpec::kCore_mips32_last) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips32el: |
| if (!enforce_exact_match) { |
| if (core2 >= ArchSpec::kCore_mips32el_first && |
| core2 <= ArchSpec::kCore_mips32el_last) |
| return true; |
| try_inverse = true; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips64: |
| if (!enforce_exact_match) { |
| if (core2 >= ArchSpec::kCore_mips32_first && |
| core2 <= ArchSpec::kCore_mips32_last) |
| return true; |
| if (core2 >= ArchSpec::kCore_mips64_first && |
| core2 <= ArchSpec::kCore_mips64_last) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips64el: |
| if (!enforce_exact_match) { |
| if (core2 >= ArchSpec::kCore_mips32el_first && |
| core2 <= ArchSpec::kCore_mips32el_last) |
| return true; |
| if (core2 >= ArchSpec::kCore_mips64el_first && |
| core2 <= ArchSpec::kCore_mips64el_last) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips64r2: |
| case ArchSpec::eCore_mips64r3: |
| case ArchSpec::eCore_mips64r5: |
| if (!enforce_exact_match) { |
| if (core2 >= ArchSpec::kCore_mips32_first && core2 <= (core1 - 10)) |
| return true; |
| if (core2 >= ArchSpec::kCore_mips64_first && core2 <= (core1 - 1)) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips64r2el: |
| case ArchSpec::eCore_mips64r3el: |
| case ArchSpec::eCore_mips64r5el: |
| if (!enforce_exact_match) { |
| if (core2 >= ArchSpec::kCore_mips32el_first && core2 <= (core1 - 10)) |
| return true; |
| if (core2 >= ArchSpec::kCore_mips64el_first && core2 <= (core1 - 1)) |
| return true; |
| try_inverse = false; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips32r2: |
| case ArchSpec::eCore_mips32r3: |
| case ArchSpec::eCore_mips32r5: |
| if (!enforce_exact_match) { |
| if (core2 >= ArchSpec::kCore_mips32_first && core2 <= core1) |
| return true; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips32r2el: |
| case ArchSpec::eCore_mips32r3el: |
| case ArchSpec::eCore_mips32r5el: |
| if (!enforce_exact_match) { |
| if (core2 >= ArchSpec::kCore_mips32el_first && core2 <= core1) |
| return true; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips32r6: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_mips32 || core2 == ArchSpec::eCore_mips32r6) |
| return true; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips32r6el: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_mips32el || |
| core2 == ArchSpec::eCore_mips32r6el) |
| return true; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips64r6: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_mips32 || core2 == ArchSpec::eCore_mips32r6) |
| return true; |
| if (core2 == ArchSpec::eCore_mips64 || core2 == ArchSpec::eCore_mips64r6) |
| return true; |
| } |
| break; |
| |
| case ArchSpec::eCore_mips64r6el: |
| if (!enforce_exact_match) { |
| if (core2 == ArchSpec::eCore_mips32el || |
| core2 == ArchSpec::eCore_mips32r6el) |
| return true; |
| if (core2 == ArchSpec::eCore_mips64el || |
| core2 == ArchSpec::eCore_mips64r6el) |
| return true; |
| } |
| break; |
| |
| default: |
| break; |
| } |
| if (try_inverse) |
| return cores_match(core2, core1, false, enforce_exact_match); |
| return false; |
| } |
| |
| bool lldb_private::operator<(const ArchSpec &lhs, const ArchSpec &rhs) { |
| const ArchSpec::Core lhs_core = lhs.GetCore(); |
| const ArchSpec::Core rhs_core = rhs.GetCore(); |
| return lhs_core < rhs_core; |
| } |
| |
| |
| bool lldb_private::operator==(const ArchSpec &lhs, const ArchSpec &rhs) { |
| return lhs.GetCore() == rhs.GetCore(); |
| } |
| |
| bool ArchSpec::IsFullySpecifiedTriple() const { |
| const auto &user_specified_triple = GetTriple(); |
| |
| bool user_triple_fully_specified = false; |
| |
| if ((user_specified_triple.getOS() != llvm::Triple::UnknownOS) || |
| TripleOSWasSpecified()) { |
| if ((user_specified_triple.getVendor() != llvm::Triple::UnknownVendor) || |
| TripleVendorWasSpecified()) { |
| const unsigned unspecified = 0; |
| if (!user_specified_triple.isOSDarwin() || |
| user_specified_triple.getOSMajorVersion() != unspecified) { |
| user_triple_fully_specified = true; |
| } |
| } |
| } |
| |
| return user_triple_fully_specified; |
| } |
| |
| void ArchSpec::PiecewiseTripleCompare( |
| const ArchSpec &other, bool &arch_different, bool &vendor_different, |
| bool &os_different, bool &os_version_different, bool &env_different) const { |
| const llvm::Triple &me(GetTriple()); |
| const llvm::Triple &them(other.GetTriple()); |
| |
| arch_different = (me.getArch() != them.getArch()); |
| |
| vendor_different = (me.getVendor() != them.getVendor()); |
| |
| os_different = (me.getOS() != them.getOS()); |
| |
| os_version_different = (me.getOSMajorVersion() != them.getOSMajorVersion()); |
| |
| env_different = (me.getEnvironment() != them.getEnvironment()); |
| } |
| |
| bool ArchSpec::IsAlwaysThumbInstructions() const { |
| std::string Status; |
| if (GetTriple().getArch() == llvm::Triple::arm || |
| GetTriple().getArch() == llvm::Triple::thumb) { |
| // v. https://en.wikipedia.org/wiki/ARM_Cortex-M |
| // |
| // Cortex-M0 through Cortex-M7 are ARM processor cores which can only |
| // execute thumb instructions. We map the cores to arch names like this: |
| // |
| // Cortex-M0, Cortex-M0+, Cortex-M1: armv6m Cortex-M3: armv7m Cortex-M4, |
| // Cortex-M7: armv7em |
| |
| if (GetCore() == ArchSpec::Core::eCore_arm_armv7m || |
| GetCore() == ArchSpec::Core::eCore_arm_armv7em || |
| GetCore() == ArchSpec::Core::eCore_arm_armv6m || |
| GetCore() == ArchSpec::Core::eCore_thumbv7m || |
| GetCore() == ArchSpec::Core::eCore_thumbv7em || |
| GetCore() == ArchSpec::Core::eCore_thumbv6m) { |
| return true; |
| } |
| // Windows on ARM is always thumb. |
| if (GetTriple().isOSWindows()) |
| return true; |
| } |
| return false; |
| } |
| |
| void ArchSpec::DumpTriple(llvm::raw_ostream &s) const { |
| const llvm::Triple &triple = GetTriple(); |
| llvm::StringRef arch_str = triple.getArchName(); |
| llvm::StringRef vendor_str = triple.getVendorName(); |
| llvm::StringRef os_str = triple.getOSName(); |
| llvm::StringRef environ_str = triple.getEnvironmentName(); |
| |
| s << llvm::formatv("{0}-{1}-{2}", arch_str.empty() ? "*" : arch_str, |
| vendor_str.empty() ? "*" : vendor_str, |
| os_str.empty() ? "*" : os_str); |
| |
| if (!environ_str.empty()) |
| s << "-" << environ_str; |
| } |
| |
| void llvm::yaml::ScalarTraits<ArchSpec>::output(const ArchSpec &Val, void *, |
| raw_ostream &Out) { |
| Val.DumpTriple(Out); |
| } |
| |
| llvm::StringRef |
| llvm::yaml::ScalarTraits<ArchSpec>::input(llvm::StringRef Scalar, void *, |
| ArchSpec &Val) { |
| Val = ArchSpec(Scalar); |
| return {}; |
| } |
