summaryrefslogtreecommitdiffstats
path: root/meta/classes/rust-target-config.bbclass
diff options
context:
space:
mode:
authorRichard Purdie <richard.purdie@linuxfoundation.org>2022-08-10 14:35:29 +0100
committerRichard Purdie <richard.purdie@linuxfoundation.org>2022-08-12 15:26:52 +0100
commitf5c128008365e141082c129417eb72d2751e8045 (patch)
treef5d969302d73813c56d3f871d456173ef63fe9a6 /meta/classes/rust-target-config.bbclass
parent7c6c717a54423480c0ac9ed13861e3c1cc47e2b2 (diff)
downloadopenembedded-core-contrib-f5c128008365e141082c129417eb72d2751e8045.tar.gz
classes: Update classes to match new bitbake class scope functionality
Move classes to classes-global or classes-recipe as appropriate to take advantage of new bitbake functionality to check class scope/usage. Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/classes/rust-target-config.bbclass')
-rw-r--r--meta/classes/rust-target-config.bbclass391
1 files changed, 0 insertions, 391 deletions
diff --git a/meta/classes/rust-target-config.bbclass b/meta/classes/rust-target-config.bbclass
deleted file mode 100644
index 3405086402..0000000000
--- a/meta/classes/rust-target-config.bbclass
+++ /dev/null
@@ -1,391 +0,0 @@
-#
-# Copyright OpenEmbedded Contributors
-#
-# SPDX-License-Identifier: MIT
-#
-
-# Right now this is focused on arm-specific tune features.
-# We get away with this for now as one can only use x86-64 as the build host
-# (not arm).
-# Note that TUNE_FEATURES is _always_ refering to the target, so we really
-# don't want to use this for the host/build.
-def llvm_features_from_tune(d):
- f = []
- feat = d.getVar('TUNE_FEATURES')
- if not feat:
- return []
- feat = frozenset(feat.split())
-
- mach_overrides = d.getVar('MACHINEOVERRIDES')
- mach_overrides = frozenset(mach_overrides.split(':'))
-
- if 'vfpv4' in feat:
- f.append("+vfp4")
- if 'vfpv3' in feat:
- f.append("+vfp3")
- if 'vfpv3d16' in feat:
- f.append("+d16")
-
- if 'vfpv2' in feat or 'vfp' in feat:
- f.append("+vfp2")
-
- if 'neon' in feat:
- f.append("+neon")
-
- if 'mips32' in feat:
- f.append("+mips32")
-
- if 'mips32r2' in feat:
- f.append("+mips32r2")
-
- if target_is_armv7(d):
- f.append('+v7')
-
- if ('armv6' in mach_overrides) or ('armv6' in feat):
- f.append("+v6")
- if 'armv5te' in feat:
- f.append("+strict-align")
- f.append("+v5te")
- elif 'armv5' in feat:
- f.append("+strict-align")
- f.append("+v5")
-
- if ('armv4' in mach_overrides) or ('armv4' in feat):
- f.append("+strict-align")
-
- if 'dsp' in feat:
- f.append("+dsp")
-
- if 'thumb' in feat:
- if d.getVar('ARM_THUMB_OPT') == "thumb":
- if target_is_armv7(d):
- f.append('+thumb2')
- f.append("+thumb-mode")
-
- if 'cortexa5' in feat:
- f.append("+a5")
- if 'cortexa7' in feat:
- f.append("+a7")
- if 'cortexa9' in feat:
- f.append("+a9")
- if 'cortexa15' in feat:
- f.append("+a15")
- if 'cortexa17' in feat:
- f.append("+a17")
- if ('riscv64' in feat) or ('riscv32' in feat):
- f.append("+a,+c,+d,+f,+m")
- return f
-llvm_features_from_tune[vardepvalue] = "${@llvm_features_from_tune(d)}"
-
-# TARGET_CC_ARCH changes from build/cross/target so it'll do the right thing
-# this should go away when https://github.com/rust-lang/rust/pull/31709 is
-# stable (1.9.0?)
-def llvm_features_from_cc_arch(d):
- f = []
- feat = d.getVar('TARGET_CC_ARCH')
- if not feat:
- return []
- feat = frozenset(feat.split())
-
- if '-mmmx' in feat:
- f.append("+mmx")
- if '-msse' in feat:
- f.append("+sse")
- if '-msse2' in feat:
- f.append("+sse2")
- if '-msse3' in feat:
- f.append("+sse3")
- if '-mssse3' in feat:
- f.append("+ssse3")
- if '-msse4.1' in feat:
- f.append("+sse4.1")
- if '-msse4.2' in feat:
- f.append("+sse4.2")
- if '-msse4a' in feat:
- f.append("+sse4a")
- if '-mavx' in feat:
- f.append("+avx")
- if '-mavx2' in feat:
- f.append("+avx2")
-
- return f
-
-def llvm_features_from_target_fpu(d):
- # TARGET_FPU can be hard or soft. +soft-float tell llvm to use soft float
- # ABI. There is no option for hard.
-
- fpu = d.getVar('TARGET_FPU', True)
- return ["+soft-float"] if fpu == "soft" else []
-
-def llvm_features(d):
- return ','.join(llvm_features_from_tune(d) +
- llvm_features_from_cc_arch(d) +
- llvm_features_from_target_fpu(d))
-
-llvm_features[vardepvalue] = "${@llvm_features(d)}"
-
-## arm-unknown-linux-gnueabihf
-DATA_LAYOUT[arm-eabi] = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
-TARGET_ENDIAN[arm-eabi] = "little"
-TARGET_POINTER_WIDTH[arm-eabi] = "32"
-TARGET_C_INT_WIDTH[arm-eabi] = "32"
-MAX_ATOMIC_WIDTH[arm-eabi] = "64"
-FEATURES[arm-eabi] = "+v6,+vfp2"
-
-## armv7-unknown-linux-gnueabihf
-DATA_LAYOUT[armv7-eabi] = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
-TARGET_ENDIAN[armv7-eabi] = "little"
-TARGET_POINTER_WIDTH[armv7-eabi] = "32"
-TARGET_C_INT_WIDTH[armv7-eabi] = "32"
-MAX_ATOMIC_WIDTH[armv7-eabi] = "64"
-FEATURES[armv7-eabi] = "+v7,+vfp2,+thumb2"
-
-## aarch64-unknown-linux-{gnu, musl}
-DATA_LAYOUT[aarch64] = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
-TARGET_ENDIAN[aarch64] = "little"
-TARGET_POINTER_WIDTH[aarch64] = "64"
-TARGET_C_INT_WIDTH[aarch64] = "32"
-MAX_ATOMIC_WIDTH[aarch64] = "128"
-
-## x86_64-unknown-linux-{gnu, musl}
-DATA_LAYOUT[x86_64] = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
-TARGET_ENDIAN[x86_64] = "little"
-TARGET_POINTER_WIDTH[x86_64] = "64"
-TARGET_C_INT_WIDTH[x86_64] = "32"
-MAX_ATOMIC_WIDTH[x86_64] = "64"
-
-## x86_64-unknown-linux-gnux32
-DATA_LAYOUT[x86_64-x32] = "e-m:e-p:32:32-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
-TARGET_ENDIAN[x86_64-x32] = "little"
-TARGET_POINTER_WIDTH[x86_64-x32] = "32"
-TARGET_C_INT_WIDTH[x86_64-x32] = "32"
-MAX_ATOMIC_WIDTH[x86_64-x32] = "64"
-
-## i686-unknown-linux-{gnu, musl}
-DATA_LAYOUT[i686] = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"
-TARGET_ENDIAN[i686] = "little"
-TARGET_POINTER_WIDTH[i686] = "32"
-TARGET_C_INT_WIDTH[i686] = "32"
-MAX_ATOMIC_WIDTH[i686] = "64"
-
-## XXX: a bit of a hack so qemux86 builds, clone of i686-unknown-linux-{gnu, musl} above
-DATA_LAYOUT[i586] = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"
-TARGET_ENDIAN[i586] = "little"
-TARGET_POINTER_WIDTH[i586] = "32"
-TARGET_C_INT_WIDTH[i586] = "32"
-MAX_ATOMIC_WIDTH[i586] = "64"
-
-## mips-unknown-linux-{gnu, musl}
-DATA_LAYOUT[mips] = "E-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
-TARGET_ENDIAN[mips] = "big"
-TARGET_POINTER_WIDTH[mips] = "32"
-TARGET_C_INT_WIDTH[mips] = "32"
-MAX_ATOMIC_WIDTH[mips] = "32"
-
-## mipsel-unknown-linux-{gnu, musl}
-DATA_LAYOUT[mipsel] = "e-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
-TARGET_ENDIAN[mipsel] = "little"
-TARGET_POINTER_WIDTH[mipsel] = "32"
-TARGET_C_INT_WIDTH[mipsel] = "32"
-MAX_ATOMIC_WIDTH[mipsel] = "32"
-
-## mips64-unknown-linux-{gnu, musl}
-DATA_LAYOUT[mips64] = "E-m:e-i8:8:32-i16:16:32-i64:64-n32:64-S128"
-TARGET_ENDIAN[mips64] = "big"
-TARGET_POINTER_WIDTH[mips64] = "64"
-TARGET_C_INT_WIDTH[mips64] = "64"
-MAX_ATOMIC_WIDTH[mips64] = "64"
-
-## mips64-n32-unknown-linux-{gnu, musl}
-DATA_LAYOUT[mips64-n32] = "E-m:e-p:32:32-i8:8:32-i16:16:32-i64:64-n32:64-S128"
-TARGET_ENDIAN[mips64-n32] = "big"
-TARGET_POINTER_WIDTH[mips64-n32] = "32"
-TARGET_C_INT_WIDTH[mips64-n32] = "32"
-MAX_ATOMIC_WIDTH[mips64-n32] = "64"
-
-## mips64el-unknown-linux-{gnu, musl}
-DATA_LAYOUT[mips64el] = "e-m:e-i8:8:32-i16:16:32-i64:64-n32:64-S128"
-TARGET_ENDIAN[mips64el] = "little"
-TARGET_POINTER_WIDTH[mips64el] = "64"
-TARGET_C_INT_WIDTH[mips64el] = "64"
-MAX_ATOMIC_WIDTH[mips64el] = "64"
-
-## powerpc-unknown-linux-{gnu, musl}
-DATA_LAYOUT[powerpc] = "E-m:e-p:32:32-i64:64-n32"
-TARGET_ENDIAN[powerpc] = "big"
-TARGET_POINTER_WIDTH[powerpc] = "32"
-TARGET_C_INT_WIDTH[powerpc] = "32"
-MAX_ATOMIC_WIDTH[powerpc] = "32"
-
-## powerpc64-unknown-linux-{gnu, musl}
-DATA_LAYOUT[powerpc64] = "E-m:e-i64:64-n32:64-S128-v256:256:256-v512:512:512"
-TARGET_ENDIAN[powerpc64] = "big"
-TARGET_POINTER_WIDTH[powerpc64] = "64"
-TARGET_C_INT_WIDTH[powerpc64] = "64"
-MAX_ATOMIC_WIDTH[powerpc64] = "64"
-
-## powerpc64le-unknown-linux-{gnu, musl}
-DATA_LAYOUT[powerpc64le] = "e-m:e-i64:64-n32:64-v256:256:256-v512:512:512"
-TARGET_ENDIAN[powerpc64le] = "little"
-TARGET_POINTER_WIDTH[powerpc64le] = "64"
-TARGET_C_INT_WIDTH[powerpc64le] = "64"
-MAX_ATOMIC_WIDTH[powerpc64le] = "64"
-
-## riscv32-unknown-linux-{gnu, musl}
-DATA_LAYOUT[riscv32] = "e-m:e-p:32:32-i64:64-n32-S128"
-TARGET_ENDIAN[riscv32] = "little"
-TARGET_POINTER_WIDTH[riscv32] = "32"
-TARGET_C_INT_WIDTH[riscv32] = "32"
-MAX_ATOMIC_WIDTH[riscv32] = "32"
-
-## riscv64-unknown-linux-{gnu, musl}
-DATA_LAYOUT[riscv64] = "e-m:e-p:64:64-i64:64-i128:128-n64-S128"
-TARGET_ENDIAN[riscv64] = "little"
-TARGET_POINTER_WIDTH[riscv64] = "64"
-TARGET_C_INT_WIDTH[riscv64] = "64"
-MAX_ATOMIC_WIDTH[riscv64] = "64"
-
-# Convert a normal arch (HOST_ARCH, TARGET_ARCH, BUILD_ARCH, etc) to something
-# rust's internals won't choke on.
-def arch_to_rust_target_arch(arch):
- if arch == "i586" or arch == "i686":
- return "x86"
- elif arch == "mipsel":
- return "mips"
- elif arch == "mip64sel":
- return "mips64"
- elif arch == "armv7":
- return "arm"
- elif arch == "powerpc64le":
- return "powerpc64"
- else:
- return arch
-
-# generates our target CPU value
-def llvm_cpu(d):
- cpu = d.getVar('PACKAGE_ARCH')
- target = d.getVar('TRANSLATED_TARGET_ARCH')
-
- trans = {}
- trans['corei7-64'] = "corei7"
- trans['core2-32'] = "core2"
- trans['x86-64'] = "x86-64"
- trans['i686'] = "i686"
- trans['i586'] = "i586"
- trans['powerpc'] = "powerpc"
- trans['mips64'] = "mips64"
- trans['mips64el'] = "mips64"
- trans['riscv64'] = "generic-rv64"
- trans['riscv32'] = "generic-rv32"
-
- if target in ["mips", "mipsel"]:
- feat = frozenset(d.getVar('TUNE_FEATURES').split())
- if "mips32r2" in feat:
- trans['mipsel'] = "mips32r2"
- trans['mips'] = "mips32r2"
- elif "mips32" in feat:
- trans['mipsel'] = "mips32"
- trans['mips'] = "mips32"
-
- try:
- return trans[cpu]
- except:
- return trans.get(target, "generic")
-
-llvm_cpu[vardepvalue] = "${@llvm_cpu(d)}"
-
-def rust_gen_target(d, thing, wd, arch):
- import json
-
- build_sys = d.getVar('BUILD_SYS')
- target_sys = d.getVar('TARGET_SYS')
-
- sys = d.getVar('{}_SYS'.format(thing))
- prefix = d.getVar('{}_PREFIX'.format(thing))
- rustsys = d.getVar('RUST_{}_SYS'.format(thing))
-
- abi = None
- cpu = "generic"
- features = ""
-
- # Need to apply the target tuning consitently, only if the triplet applies to the target
- # and not in the native case
- if sys == target_sys and sys != build_sys:
- abi = d.getVar('ABIEXTENSION')
- cpu = llvm_cpu(d)
- if bb.data.inherits_class('native', d):
- features = ','.join(llvm_features_from_cc_arch(d))
- else:
- features = llvm_features(d) or ""
- # arm and armv7 have different targets in llvm
- if arch == "arm" and target_is_armv7(d):
- arch = 'armv7'
-
- rust_arch = oe.rust.arch_to_rust_arch(arch)
-
- if abi:
- arch_abi = "{}-{}".format(rust_arch, abi)
- else:
- arch_abi = rust_arch
-
- features = features or d.getVarFlag('FEATURES', arch_abi) or ""
- features = features.strip()
-
- # build tspec
- tspec = {}
- tspec['llvm-target'] = rustsys
- tspec['data-layout'] = d.getVarFlag('DATA_LAYOUT', arch_abi)
- if tspec['data-layout'] is None:
- bb.fatal("No rust target defined for %s" % arch_abi)
- tspec['max-atomic-width'] = int(d.getVarFlag('MAX_ATOMIC_WIDTH', arch_abi))
- tspec['target-pointer-width'] = d.getVarFlag('TARGET_POINTER_WIDTH', arch_abi)
- tspec['target-c-int-width'] = d.getVarFlag('TARGET_C_INT_WIDTH', arch_abi)
- tspec['target-endian'] = d.getVarFlag('TARGET_ENDIAN', arch_abi)
- tspec['arch'] = arch_to_rust_target_arch(rust_arch)
- tspec['os'] = "linux"
- if "musl" in tspec['llvm-target']:
- tspec['env'] = "musl"
- else:
- tspec['env'] = "gnu"
- if "riscv64" in tspec['llvm-target']:
- tspec['llvm-abiname'] = "lp64d"
- if "riscv32" in tspec['llvm-target']:
- tspec['llvm-abiname'] = "ilp32d"
- tspec['vendor'] = "unknown"
- tspec['target-family'] = "unix"
- tspec['linker'] = "{}{}gcc".format(d.getVar('CCACHE'), prefix)
- tspec['cpu'] = cpu
- if features != "":
- tspec['features'] = features
- tspec['dynamic-linking'] = True
- tspec['executables'] = True
- tspec['linker-is-gnu'] = True
- tspec['linker-flavor'] = "gcc"
- tspec['has-rpath'] = True
- tspec['has-elf-tls'] = True
- tspec['position-independent-executables'] = True
- tspec['panic-strategy'] = d.getVar("RUST_PANIC_STRATEGY")
-
- # write out the target spec json file
- with open(wd + rustsys + '.json', 'w') as f:
- json.dump(tspec, f, indent=4)
-
-# These are accounted for in tmpdir path names so don't need to be in the task sig
-rust_gen_target[vardepsexclude] += "ABIEXTENSION llvm_cpu"
-
-do_rust_gen_targets[vardeps] += "DATA_LAYOUT TARGET_ENDIAN TARGET_POINTER_WIDTH TARGET_C_INT_WIDTH MAX_ATOMIC_WIDTH FEATURES"
-
-RUST_TARGETS_DIR = "${WORKDIR}/rust-targets/"
-export RUST_TARGET_PATH = "${RUST_TARGETS_DIR}"
-
-python do_rust_gen_targets () {
- wd = d.getVar('RUST_TARGETS_DIR')
- # Order of BUILD, HOST, TARGET is important in case the files overwrite, most specific last
- rust_gen_target(d, 'BUILD', wd, d.getVar('BUILD_ARCH'))
- rust_gen_target(d, 'HOST', wd, d.getVar('HOST_ARCH'))
- rust_gen_target(d, 'TARGET', wd, d.getVar('TARGET_ARCH'))
-}
-
-addtask rust_gen_targets after do_patch before do_compile
-do_rust_gen_targets[dirs] += "${RUST_TARGETS_DIR}"
-