Calculate Rust target from Misc/platform_triplet.c

Author: emmatyping

Misc/platform_triplet.c

@@ -1,5 +1,8 @@
 /* Detect platform triplet from builtin defines
  * cc -E Misc/platform_triplet.c | grep '^PLATFORM_TRIPLET=' | tr -d ' '
+ *
+ * Also detects the closest Rust target triple for cargo/rustc:
+ * cc -E Misc/platform_triplet.c | grep '^RUST_TARGET=' | tr -d ' '
  */
 #undef bfin
 #undef cris
@@ -16,12 +19,16 @@
 #if defined(__ANDROID__)
 #  if defined(__x86_64__)
 PLATFORM_TRIPLET=x86_64-linux-android
+RUST_TARGET=x86_64-linux-android
 #  elif defined(__i386__)
 PLATFORM_TRIPLET=i686-linux-android
+RUST_TARGET=i686-linux-android
 #  elif defined(__aarch64__)
 PLATFORM_TRIPLET=aarch64-linux-android
+RUST_TARGET=aarch64-linux-android
 #  elif defined(__arm__)
 PLATFORM_TRIPLET=arm-linux-androideabi
+RUST_TARGET=arm-linux-androideabi
 #  else
 #    error unknown Android platform
 #  endif
@@ -39,18 +46,25 @@ PLATFORM_TRIPLET=arm-linux-androideabi
 # elif defined(__GLIBC__)
 #  define LIBC gnu
 #  define LIBC_X32 gnux32
+#  define RUST_LIBC gnu
+#  define RUST_LIBC_X32 gnux32
 #  if defined(__ARM_PCS_VFP)
 #   define LIBC_ARM gnueabihf
+#   define RUST_LIBC_ARM gnueabihf
 #  else
 #   define LIBC_ARM gnueabi
+#   define RUST_LIBC_ARM gnueabi
 #  endif
 #  if defined(__loongarch__)
 #   if defined(__loongarch_soft_float)
 #    define LIBC_LA gnusf
+#    define RUST_LIBC_LA unknown
 #   elif defined(__loongarch_single_float)
 #    define LIBC_LA gnuf32
+#    define RUST_LIBC_LA unknown
 #   elif defined(__loongarch_double_float)
 #    define LIBC_LA gnu
+#    define RUST_LIBC_LA gnu
 #   else
 #    error unknown loongarch floating-point base abi
 #   endif
@@ -59,48 +73,63 @@ PLATFORM_TRIPLET=arm-linux-androideabi
 #   if defined(__mips_hard_float)
 #    if defined(_ABIO32) && _MIPS_SIM == _ABIO32
 #     define LIBC_MIPS gnu
+#     define RUST_LIBC_MIPS gnu
 #    elif defined(_ABIN32) && _MIPS_SIM == _ABIN32
 #     define LIBC_MIPS gnuabin32
+#     define RUST_LIBC_MIPS unknown
 #    elif defined(_ABI64) && _MIPS_SIM == _ABI64
 #     define LIBC_MIPS gnuabi64
+#     define RUST_LIBC_MIPS gnuabi64
 #    else
 #     error unknown mips sim value
 #    endif
 #   else
 #    if defined(_ABIO32) && _MIPS_SIM == _ABIO32
 #     define LIBC_MIPS gnusf
+#     define RUST_LIBC_MIPS unknown
 #    elif defined(_ABIN32) && _MIPS_SIM == _ABIN32
 #     define LIBC_MIPS gnuabin32sf
+#     define RUST_LIBC_MIPS unknown
 #    elif defined(_ABI64) && _MIPS_SIM == _ABI64
 #     define LIBC_MIPS gnuabi64sf
+#     define RUST_LIBC_MIPS unknown
 #    else
 #     error unknown mips sim value
 #    endif
 #   endif
 #  endif
 #  if defined(__SPE__)
 #   define LIBC_PPC gnuspe
+#   define RUST_LIBC_PPC gnuspe
 #  else
 #   define LIBC_PPC gnu
+#   define RUST_LIBC_PPC gnu
 #  endif
 # else
 // Heuristic to detect musl libc
 #  include <stdarg.h>
 #  ifdef __DEFINED_va_list
 #   define LIBC musl
 #   define LIBC_X32 muslx32
+#   define RUST_LIBC musl
+#   define RUST_LIBC_X32 unknown
 #   if defined(__ARM_PCS_VFP)
 #    define LIBC_ARM musleabihf
+#    define RUST_LIBC_ARM musleabihf
 #   else
 #    define LIBC_ARM musleabi
+#    define RUST_LIBC_ARM musleabi
 #   endif
 #   if defined(__loongarch__)
 #    if defined(__loongarch_soft_float)
 #     define LIBC_LA muslsf
+#     define RUST_LIBC_LA unknown
 #    elif defined(__loongarch_single_float)
 #     define LIBC_LA muslf32
+#     define RUST_LIBC_LA unknown
 #    elif defined(__loongarch_double_float)
 #     define LIBC_LA musl
+#     define RUST_LIBC_LA musl
 #    else
 #     error unknown loongarch floating-point base abi
 #    endif
@@ -109,29 +138,37 @@ PLATFORM_TRIPLET=arm-linux-androideabi
 #    if defined(__mips_hard_float)
 #     if defined(_ABIO32) && _MIPS_SIM == _ABIO32
 #      define LIBC_MIPS musl
+#      define RUST_LIBC_MIPS musl
 #     elif defined(_ABIN32) && _MIPS_SIM == _ABIN32
 #      define LIBC_MIPS musln32
+#      define RUST_LIBC_MIPS unknown
 #     elif defined(_ABI64) && _MIPS_SIM == _ABI64
 #      define LIBC_MIPS musl
+#      define RUST_LIBC_MIPS muslabi64
 #     else
 #      error unknown mips sim value
 #     endif
 #    else
 #     if defined(_ABIO32) && _MIPS_SIM == _ABIO32
 #      define LIBC_MIPS muslsf
+#      define RUST_LIBC_MIPS unknown
 #     elif defined(_ABIN32) && _MIPS_SIM == _ABIN32
 #      define LIBC_MIPS musln32sf
+#      define RUST_LIBC_MIPS unknown
 #     elif defined(_ABI64) && _MIPS_SIM == _ABI64
 #      define LIBC_MIPS muslsf
+#      define RUST_LIBC_MIPS unknown
 #     else
 #      error unknown mips sim value
 #     endif
 #    endif
 #   endif
 #   if defined(_SOFT_FLOAT) || defined(__NO_FPRS__)
 #    define LIBC_PPC muslsf
+#    define RUST_LIBC_PPC unknown
 #   else
 #    define LIBC_PPC musl
+#    define RUST_LIBC_PPC musl
 #   endif
 #  else
 #   error unknown libc
@@ -140,85 +177,118 @@ PLATFORM_TRIPLET=arm-linux-androideabi
 
 # if defined(__x86_64__) && defined(__LP64__)
 PLATFORM_TRIPLET=x86_64-linux-LIBC
+RUST_TARGET=x86_64-unknown-linux-RUST_LIBC
 # elif defined(__x86_64__) && defined(__ILP32__)
 PLATFORM_TRIPLET=x86_64-linux-LIBC_X32
+RUST_TARGET=x86_64-unknown-linux-RUST_LIBC_X32
 # elif defined(__i386__)
 PLATFORM_TRIPLET=i386-linux-LIBC
+RUST_TARGET=i686-unknown-linux-RUST_LIBC
 # elif defined(__aarch64__) && defined(__AARCH64EL__)
 #  if defined(__ILP32__)
 PLATFORM_TRIPLET=aarch64_ilp32-linux-LIBC
+RUST_TARGET=unknown
 #  else
 PLATFORM_TRIPLET=aarch64-linux-LIBC
+RUST_TARGET=aarch64-unknown-linux-RUST_LIBC
 #  endif
 # elif defined(__aarch64__) && defined(__AARCH64EB__)
 #  if defined(__ILP32__)
 PLATFORM_TRIPLET=aarch64_be_ilp32-linux-LIBC
+RUST_TARGET=unknown
 #  else
 PLATFORM_TRIPLET=aarch64_be-linux-LIBC
+RUST_TARGET=aarch64_be-unknown-linux-RUST_LIBC
 #  endif
 # elif defined(__alpha__)
 PLATFORM_TRIPLET=alpha-linux-LIBC
+RUST_TARGET=unknown
 # elif defined(__ARM_EABI__)
 #  if defined(__ARMEL__)
 PLATFORM_TRIPLET=arm-linux-LIBC_ARM
+RUST_TARGET=arm-unknown-linux-RUST_LIBC_ARM
 #  else
 PLATFORM_TRIPLET=armeb-linux-LIBC_ARM
+RUST_TARGET=armeb-unknown-linux-RUST_LIBC_ARM
 #  endif
 # elif defined(__hppa__)
 PLATFORM_TRIPLET=hppa-linux-LIBC
+RUST_TARGET=unknown
 # elif defined(__ia64__)
 PLATFORM_TRIPLET=ia64-linux-LIBC
+RUST_TARGET=unknown
 # elif defined(__loongarch__) && defined(__loongarch_lp64)
 PLATFORM_TRIPLET=loongarch64-linux-LIBC_LA
+RUST_TARGET=loongarch64-unknown-linux-RUST_LIBC_LA
 # elif defined(__m68k__) && !defined(__mcoldfire__)
 PLATFORM_TRIPLET=m68k-linux-LIBC
+RUST_TARGET=m68k-unknown-linux-RUST_LIBC
 # elif defined(__mips__)
 #  if defined(__mips_isa_rev) && (__mips_isa_rev >=6)
 #   if defined(_MIPSEL) && defined(__mips64)
 PLATFORM_TRIPLET=mipsisa64r6el-linux-LIBC_MIPS
+RUST_TARGET=mipsisa64r6el-unknown-linux-RUST_LIBC_MIPS
 #   elif defined(_MIPSEL)
 PLATFORM_TRIPLET=mipsisa32r6el-linux-LIBC_MIPS
+RUST_TARGET=mipsisa32r6el-unknown-linux-RUST_LIBC_MIPS
 #   elif defined(__mips64)
 PLATFORM_TRIPLET=mipsisa64r6-linux-LIBC_MIPS
+RUST_TARGET=mipsisa64r6-unknown-linux-RUST_LIBC_MIPS
 #   else
 PLATFORM_TRIPLET=mipsisa32r6-linux-LIBC_MIPS
+RUST_TARGET=mipsisa32r6-unknown-linux-RUST_LIBC_MIPS
 #   endif
 #  else
 #   if defined(_MIPSEL) && defined(__mips64)
 PLATFORM_TRIPLET=mips64el-linux-LIBC_MIPS
+RUST_TARGET=mips64el-unknown-linux-RUST_LIBC_MIPS
 #   elif defined(_MIPSEL)
 PLATFORM_TRIPLET=mipsel-linux-LIBC_MIPS
+RUST_TARGET=mipsel-unknown-linux-RUST_LIBC_MIPS
 #   elif defined(__mips64)
 PLATFORM_TRIPLET=mips64-linux-LIBC_MIPS
+RUST_TARGET=mips64-unknown-linux-RUST_LIBC_MIPS
 #   else
 PLATFORM_TRIPLET=mips-linux-LIBC_MIPS
+RUST_TARGET=mips-unknown-linux-RUST_LIBC_MIPS
 #   endif
 #  endif
 # elif defined(__or1k__)
 PLATFORM_TRIPLET=or1k-linux-LIBC
+RUST_TARGET=unknown
 # elif defined(__powerpc64__)
 #  if defined(__LITTLE_ENDIAN__)
 PLATFORM_TRIPLET=powerpc64le-linux-LIBC
+RUST_TARGET=powerpc64le-unknown-linux-RUST_LIBC
 #  else
 PLATFORM_TRIPLET=powerpc64-linux-LIBC
+RUST_TARGET=powerpc64-unknown-linux-RUST_LIBC
 #  endif
 # elif defined(__powerpc__)
 PLATFORM_TRIPLET=powerpc-linux-LIBC_PPC
+RUST_TARGET=powerpc-unknown-linux-RUST_LIBC_PPC
 # elif defined(__s390x__)
 PLATFORM_TRIPLET=s390x-linux-LIBC
+RUST_TARGET=s390x-unknown-linux-RUST_LIBC
 # elif defined(__s390__)
 PLATFORM_TRIPLET=s390-linux-LIBC
+RUST_TARGET=unknown
 # elif defined(__sh__) && defined(__LITTLE_ENDIAN__)
 PLATFORM_TRIPLET=sh4-linux-LIBC
+RUST_TARGET=unknown
 # elif defined(__sparc__) && defined(__arch64__)
 PLATFORM_TRIPLET=sparc64-linux-LIBC
+RUST_TARGET=sparc64-unknown-linux-RUST_LIBC
 # elif defined(__sparc__)
 PLATFORM_TRIPLET=sparc-linux-LIBC
+RUST_TARGET=sparc-unknown-linux-RUST_LIBC
 # elif defined(__riscv)
 #  if __riscv_xlen == 32
 PLATFORM_TRIPLET=riscv32-linux-LIBC
+RUST_TARGET=riscv32gc-unknown-linux-RUST_LIBC
 #  elif __riscv_xlen == 64
 PLATFORM_TRIPLET=riscv64-linux-LIBC
+RUST_TARGET=riscv64gc-unknown-linux-RUST_LIBC
 #  else
 #   error unknown platform triplet
 #  endif
@@ -231,16 +301,20 @@ PLATFORM_TRIPLET=riscv64-linux-LIBC
 #elif defined(__FreeBSD_kernel__)
 # if defined(__LP64__)
 PLATFORM_TRIPLET=x86_64-kfreebsd-gnu
+RUST_TARGET=unknown
 # elif defined(__i386__)
 PLATFORM_TRIPLET=i386-kfreebsd-gnu
+RUST_TARGET=unknown
 # else
 #   error unknown platform triplet
 # endif
 #elif defined(__gnu_hurd__)
 # if defined(__x86_64__) && defined(__LP64__)
 PLATFORM_TRIPLET=x86_64-gnu
+RUST_TARGET=x86_64-unknown-hurd-gnu
 # elif defined(__i386__)
 PLATFORM_TRIPLET=i386-gnu
+RUST_TARGET=i686-unknown-hurd-gnu
 # else
 #   error unknown platform triplet
 # endif
@@ -251,37 +325,53 @@ PLATFORM_TRIPLET=i386-gnu
 #    if defined(TARGET_OS_SIMULATOR) && TARGET_OS_SIMULATOR
 #      if __x86_64__
 PLATFORM_TRIPLET=x86_64-iphonesimulator
+RUST_TARGET=x86_64-apple-ios
 #      else
 PLATFORM_TRIPLET=arm64-iphonesimulator
+RUST_TARGET=aarch64-apple-ios-sim
 #      endif
 #    else
 PLATFORM_TRIPLET=arm64-iphoneos
+RUST_TARGET=aarch64-apple-ios
 #    endif
 // Older macOS SDKs do not define TARGET_OS_OSX
 #  elif !defined(TARGET_OS_OSX) || TARGET_OS_OSX
 PLATFORM_TRIPLET=darwin
+#    if defined(__x86_64__)
+RUST_TARGET=x86_64-apple-darwin
+#    elif defined(__aarch64__)
+RUST_TARGET=aarch64-apple-darwin
+#    else
+RUST_TARGET=unknown
+#    endif
 #  else
 #    error unknown Apple platform
 #  endif
 #elif defined(__VXWORKS__)
 PLATFORM_TRIPLET=vxworks
+RUST_TARGET=unknown
 #elif defined(__wasm32__)
 #  if defined(__EMSCRIPTEN__)
 PLATFORM_TRIPLET=wasm32-emscripten
+RUST_TARGET=wasm32-unknown-emscripten
 #  elif defined(__wasi__)
 #    if defined(_REENTRANT)
 PLATFORM_TRIPLET=wasm32-wasi-threads
+RUST_TARGET=wasm32-wasip1-threads
 #    else
 PLATFORM_TRIPLET=wasm32-wasi
+RUST_TARGET=wasm32-wasip1
 #    endif
 #  else
 #    error unknown wasm32 platform
 #  endif
 #elif defined(__wasm64__)
 #  if defined(__EMSCRIPTEN__)
 PLATFORM_TRIPLET=wasm64-emscripten
+RUST_TARGET=unknown
 #  elif defined(__wasi__)
 PLATFORM_TRIPLET=wasm64-wasi
+RUST_TARGET=unknown
 #  else
 #    error unknown wasm64 platform
 #  endif