Support riscv64 ELF

Author: eschnett

Project.toml

@@ -41,7 +41,7 @@ JLD2 = "0.1.6, 0.2, 0.3, 0.4, 0.5"
 JLLWrappers = "1.2.0"
 JSON = "0.21"
 LoggingExtras = "0.4, 1"
-ObjectFile = "0.4"
+ObjectFile = "0.4.3"
 OutputCollectors = "0.1"
 PkgLicenses = "0.2"
 Registrator = "1.1"

src/auditor/dynamic_linkage.jl

@@ -15,7 +15,7 @@ function platform_for_object(oh::ObjectHandle)
             ELF.EM_X86_64 => "x86_64",
             ELF.EM_AARCH64 => "aarch64",
             ELF.EM_PPC64 => "powerpc64le",
-            ELF.EM_RISCV => "riscv64", # Could also be riscv32
+            ELF.EM_RISCV => "riscv64", # Could also be riscv32; should check ELF_CLASS
             ELF.EM_ARM => "arm",
         )
         mach = oh.header.e_machine
@@ -122,6 +122,7 @@ function is_for_platform(h::ObjectHandle, platform::AbstractPlatform)
         elseif arch(platform) == "powerpc64le"
             return m == ELF.EM_PPC64
         elseif arch(platform) == "riscv64"
+            # Could also be riscv32; should check ELF_CLASS
             return m == ELF.EM_RISCV
         elseif arch(platform) ∈ ("armv7l", "armv6l")
             return m == ELF.EM_ARM