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rust: generate target definitions from (arch, abi), not just arch

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This allows to add the missing x32 definition and others in the future.

(From OE-Core rev: 79bd6389585327820dfc1a1d29f60779ef08b2e0)

Signed-off-by: Alexander Kanavin <alex@linutronix.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Alexander Kanavin
2021-10-10 21:10:08 +02:00
committed by Richard Purdie
parent 463bcb876e
commit d6b563710e
2 changed files with 38 additions and 23 deletions
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57
meta/recipes-devtools/rust/rust-common.inc
View File

@@ -119,22 +119,22 @@ def llvm_features(d):
## arm-unknown-linux-gnueabihf
DATA_LAYOUT[arm] = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
LLVM_TARGET[arm] = "${RUST_TARGET_SYS}"
TARGET_ENDIAN[arm] = "little"
TARGET_POINTER_WIDTH[arm] = "32"
TARGET_C_INT_WIDTH[arm] = "32"
MAX_ATOMIC_WIDTH[arm] = "64"
FEATURES[arm] = "+v6,+vfp2"
DATA_LAYOUT[arm-eabi] = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
LLVM_TARGET[arm-eabi] = "${RUST_TARGET_SYS}"
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] = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
LLVM_TARGET[armv7] = "${RUST_TARGET_SYS}"
TARGET_ENDIAN[armv7] = "little"
TARGET_POINTER_WIDTH[armv7] = "32"
TARGET_C_INT_WIDTH[armv7] = "32"
MAX_ATOMIC_WIDTH[armv7] = "64"
FEATURES[armv7] = "+v7,+vfp2,+thumb2"
DATA_LAYOUT[armv7-eabi] = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
LLVM_TARGET[armv7-eabi] = "${RUST_TARGET_SYS}"
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"
@@ -152,6 +152,14 @@ 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"
LLVM_TARGET[x86_64-x32] = "${RUST_TARGET_SYS}"
TARGET_ENDIAN[x86_64-x32] = "little"
TARGET_POINTER_WIDTH[x86_64-x32] = "32"
TARGET_C_INT_WIDTH[x86_64-x32] = "32"
MAX_ATOMIC_WIDTH[x86_64-x32] = "64"
## i686-unknown-linux-{gnu, musl}
DATA_LAYOUT[i686] = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"
LLVM_TARGET[i686] = "${RUST_TARGET_SYS}"
@@ -292,22 +300,27 @@ TARGET_LLVM_FEATURES = "${@llvm_features(d)}"
# (original) target.
TARGET_LLVM_FEATURES:class-native = "${@','.join(llvm_features_from_cc_arch(d))}"
def rust_gen_target(d, thing, wd, features, cpu, arch):
def rust_gen_target(d, thing, wd, features, cpu, arch, abi=""):
import json
sys = sys_for(d, thing)
prefix = prefix_for(d, thing)
features = features or d.getVarFlag('FEATURES', arch) or ""
if abi:
arch_abi = "{}-{}".format(arch, abi)
else:
arch_abi = arch
features = features or d.getVarFlag('FEATURES', arch_abi) or ""
features = features.strip()
# build tspec
tspec = {}
tspec['llvm-target'] = d.getVarFlag('LLVM_TARGET', arch)
tspec['data-layout'] = d.getVarFlag('DATA_LAYOUT', arch)
tspec['max-atomic-width'] = int(d.getVarFlag('MAX_ATOMIC_WIDTH', arch))
tspec['target-pointer-width'] = d.getVarFlag('TARGET_POINTER_WIDTH', arch)
tspec['target-c-int-width'] = d.getVarFlag('TARGET_C_INT_WIDTH', arch)
tspec['target-endian'] = d.getVarFlag('TARGET_ENDIAN', arch)
tspec['llvm-target'] = d.getVarFlag('LLVM_TARGET', arch_abi)
tspec['data-layout'] = d.getVarFlag('DATA_LAYOUT', 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(arch)
tspec['os'] = "linux"
if "musl" in tspec['llvm-target']:

4
meta/recipes-devtools/rust/rust-cross.inc
View File

@@ -11,13 +11,15 @@ python do_rust_gen_targets () {
features = ""
cpu = "generic"
arch = d.getVar('{}_ARCH'.format(thing))
abi = ""
if thing is "TARGET":
abi = d.getVar('ABIEXTENSION')
# arm and armv7 have different targets in llvm
if arch == "arm" and target_is_armv7(d):
arch = 'armv7'
features = d.getVar('TARGET_LLVM_FEATURES') or ""
cpu = d.getVar('TARGET_LLVM_CPU')
rust_gen_target(d, thing, wd, features, cpu, arch)
rust_gen_target(d, thing, wd, features, cpu, arch, abi)
}
# Otherwise we'll depend on what we provide