Rollup merge of #30776 - antonblanchard:powerpc64_merge, r=alexcrichton

This adds support for big endian and little endian PowerPC64.
make check runs clean apart from one big endian backtrace issue.
This commit is contained in:
Manish Goregaokar 2016-01-15 17:28:28 +05:30
commit 7208d25003
26 changed files with 440 additions and 34 deletions

13
configure vendored
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@ -499,13 +499,18 @@ case $CFG_CPUTYPE in
CFG_CPUTYPE=aarch64
;;
# At some point, when ppc64[le] support happens, this will need to do
# something clever. For now it's safe to assume that we're only ever
# interested in building 32 bit.
powerpc | ppc | ppc64)
powerpc | ppc)
CFG_CPUTYPE=powerpc
;;
powerpc64 | ppc64)
CFG_CPUTYPE=powerpc64
;;
powerpc64le | ppc64le)
CFG_CPUTYPE=powerpc64le
;;
x86_64 | x86-64 | x64 | amd64)
CFG_CPUTYPE=x86_64
;;

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@ -0,0 +1,24 @@
# powerpc64-unknown-linux-gnu configuration
CROSS_PREFIX_powerpc64-unknown-linux-gnu=powerpc64-linux-gnu-
CC_powerpc64-unknown-linux-gnu=$(CC)
CXX_powerpc64-unknown-linux-gnu=$(CXX)
CPP_powerpc64-unknown-linux-gnu=$(CPP)
AR_powerpc64-unknown-linux-gnu=$(AR)
CFG_LIB_NAME_powerpc64-unknown-linux-gnu=lib$(1).so
CFG_STATIC_LIB_NAME_powerpc64-unknown-linux-gnu=lib$(1).a
CFG_LIB_GLOB_powerpc64-unknown-linux-gnu=lib$(1)-*.so
CFG_LIB_DSYM_GLOB_powerpc64-unknown-linux-gnu=lib$(1)-*.dylib.dSYM
CFG_CFLAGS_powerpc64-unknown-linux-gnu := -m64 $(CFLAGS)
CFG_GCCISH_CFLAGS_powerpc64-unknown-linux-gnu := -Wall -Werror -g -fPIC -m64 $(CFLAGS)
CFG_GCCISH_CXXFLAGS_powerpc64-unknown-linux-gnu := -fno-rtti $(CXXFLAGS)
CFG_GCCISH_LINK_FLAGS_powerpc64-unknown-linux-gnu := -shared -fPIC -ldl -pthread -lrt -g -m64
CFG_GCCISH_DEF_FLAG_powerpc64-unknown-linux-gnu := -Wl,--export-dynamic,--dynamic-list=
CFG_LLC_FLAGS_powerpc64-unknown-linux-gnu :=
CFG_INSTALL_NAME_powerpc64-unknown-linux-gnu =
CFG_EXE_SUFFIX_powerpc64-unknown-linux-gnu =
CFG_WINDOWSY_powerpc64-unknown-linux-gnu :=
CFG_UNIXY_powerpc64-unknown-linux-gnu := 1
CFG_LDPATH_powerpc64-unknown-linux-gnu :=
CFG_RUN_powerpc64-unknown-linux-gnu=$(2)
CFG_RUN_TARG_powerpc64-unknown-linux-gnu=$(call CFG_RUN_powerpc64-unknown-linux-gnu,,$(2))
CFG_GNU_TRIPLE_powerpc64-unknown-linux-gnu := powerpc64-unknown-linux-gnu

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@ -0,0 +1,24 @@
# powerpc64le-unknown-linux-gnu configuration
CROSS_PREFIX_powerpc64le-unknown-linux-gnu=powerpc64le-linux-gnu-
CC_powerpc64le-unknown-linux-gnu=$(CC)
CXX_powerpc64le-unknown-linux-gnu=$(CXX)
CPP_powerpc64le-unknown-linux-gnu=$(CPP)
AR_powerpc64le-unknown-linux-gnu=$(AR)
CFG_LIB_NAME_powerpc64le-unknown-linux-gnu=lib$(1).so
CFG_STATIC_LIB_NAME_powerpc64le-unknown-linux-gnu=lib$(1).a
CFG_LIB_GLOB_powerpc64le-unknown-linux-gnu=lib$(1)-*.so
CFG_LIB_DSYM_GLOB_powerpc64le-unknown-linux-gnu=lib$(1)-*.dylib.dSYM
CFG_CFLAGS_powerpc64le-unknown-linux-gnu := -m64 $(CFLAGS)
CFG_GCCISH_CFLAGS_powerpc64le-unknown-linux-gnu := -Wall -Werror -g -fPIC -m64 $(CFLAGS)
CFG_GCCISH_CXXFLAGS_powerpc64le-unknown-linux-gnu := -fno-rtti $(CXXFLAGS)
CFG_GCCISH_LINK_FLAGS_powerpc64le-unknown-linux-gnu := -shared -fPIC -ldl -pthread -lrt -g -m64
CFG_GCCISH_DEF_FLAG_powerpc64le-unknown-linux-gnu := -Wl,--export-dynamic,--dynamic-list=
CFG_LLC_FLAGS_powerpc64le-unknown-linux-gnu :=
CFG_INSTALL_NAME_powerpc64le-unknown-linux-gnu =
CFG_EXE_SUFFIX_powerpc64le-unknown-linux-gnu =
CFG_WINDOWSY_powerpc64le-unknown-linux-gnu :=
CFG_UNIXY_powerpc64le-unknown-linux-gnu := 1
CFG_LDPATH_powerpc64le-unknown-linux-gnu :=
CFG_RUN_powerpc64le-unknown-linux-gnu=$(2)
CFG_RUN_TARG_powerpc64le-unknown-linux-gnu=$(call CFG_RUN_powerpc64le-unknown-linux-gnu,,$(2))
CFG_GNU_TRIPLE_powerpc64le-unknown-linux-gnu := powerpc64le-unknown-linux-gnu

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@ -38,6 +38,8 @@ const ARCH_TABLE: &'static [(&'static str, &'static str)] = &[
("mips", "mips"),
("msp430", "msp430"),
("powerpc", "powerpc"),
("powerpc64", "powerpc64"),
("powerpc64le", "powerpc64le"),
("s390x", "systemz"),
("sparc", "sparc"),
("x86_64", "x86_64"),

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@ -2044,7 +2044,7 @@ The following configurations must be defined by the implementation:
production. For example, it controls the behavior of the standard library's
`debug_assert!` macro.
* `target_arch = "..."` - Target CPU architecture, such as `"x86"`, `"x86_64"`
`"mips"`, `"powerpc"`, `"arm"`, or `"aarch64"`.
`"mips"`, `"powerpc"`, `"powerpc64"`, `"powerpc64le"`, `"arm"`, or `"aarch64"`.
* `target_endian = "..."` - Endianness of the target CPU, either `"little"` or
`"big"`.
* `target_env = ".."` - An option provided by the compiler by default

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@ -55,7 +55,9 @@ extern "C" {
const MIN_ALIGN: usize = 8;
#[cfg(all(any(target_arch = "x86",
target_arch = "x86_64",
target_arch = "aarch64")))]
target_arch = "aarch64",
target_arch = "powerpc64",
target_arch = "powerpc64le")))]
const MIN_ALIGN: usize = 16;
// MALLOCX_ALIGN(a) macro

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@ -29,7 +29,9 @@ extern crate libc;
target_arch = "arm",
target_arch = "mips",
target_arch = "mipsel",
target_arch = "powerpc")))]
target_arch = "powerpc",
target_arch = "powerpc64",
target_arch = "powerpc64le")))]
const MIN_ALIGN: usize = 8;
#[cfg(all(any(target_arch = "x86_64",
target_arch = "aarch64")))]

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@ -80,7 +80,7 @@ pub struct Target {
/// Vendor name to use for conditional compilation.
pub target_vendor: String,
/// Architecture to use for ABI considerations. Valid options: "x86", "x86_64", "arm",
/// "aarch64", "mips", and "powerpc". "mips" includes "mipsel".
/// "aarch64", "mips", "powerpc", "powerpc64" and "powerpc64le". "mips" includes "mipsel".
pub arch: String,
/// Optional settings with defaults.
pub options: TargetOptions,
@ -413,6 +413,8 @@ impl Target {
mips_unknown_linux_gnu,
mipsel_unknown_linux_gnu,
powerpc_unknown_linux_gnu,
powerpc64_unknown_linux_gnu,
powerpc64le_unknown_linux_gnu,
arm_unknown_linux_gnueabi,
arm_unknown_linux_gnueabihf,
aarch64_unknown_linux_gnu,

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@ -0,0 +1,27 @@
// Copyright 2012-2016 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use target::Target;
pub fn target() -> Target {
let mut base = super::linux_base::opts();
base.pre_link_args.push("-m64".to_string());
Target {
llvm_target: "powerpc64-unknown-linux-gnu".to_string(),
target_endian: "big".to_string(),
target_pointer_width: "64".to_string(),
arch: "powerpc64".to_string(),
target_os: "linux".to_string(),
target_env: "gnu".to_string(),
target_vendor: "unknown".to_string(),
options: base,
}
}

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@ -0,0 +1,27 @@
// Copyright 2012-2016 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use target::Target;
pub fn target() -> Target {
let mut base = super::linux_base::opts();
base.pre_link_args.push("-m64".to_string());
Target {
llvm_target: "powerpc64le-unknown-linux-gnu".to_string(),
target_endian: "little".to_string(),
target_pointer_width: "64".to_string(),
arch: "powerpc64le".to_string(),
target_os: "linux".to_string(),
target_env: "gnu".to_string(),
target_vendor: "unknown".to_string(),
options: base,
}
}

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@ -19,6 +19,7 @@ use trans::cabi_x86_win64;
use trans::cabi_arm;
use trans::cabi_aarch64;
use trans::cabi_powerpc;
use trans::cabi_powerpc64;
use trans::cabi_mips;
use trans::type_::Type;
@ -127,6 +128,7 @@ pub fn compute_abi_info(ccx: &CrateContext,
},
"mips" => cabi_mips::compute_abi_info(ccx, atys, rty, ret_def),
"powerpc" => cabi_powerpc::compute_abi_info(ccx, atys, rty, ret_def),
"powerpc64" | "powerpc64le" => cabi_powerpc64::compute_abi_info(ccx, atys, rty, ret_def),
a => ccx.sess().fatal(&format!("unrecognized arch \"{}\" in target specification", a)
),
}

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@ -0,0 +1,259 @@
// Copyright 2014-2016 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// FIXME: The PowerPC64 ABI needs to zero or sign extend function
// call parameters, but compute_abi_info() is passed LLVM types
// which have no sign information.
//
// Alignment of 128 bit types is not currently handled, this will
// need to be fixed when PowerPC vector support is added.
use llvm::{Integer, Pointer, Float, Double, Struct, Array, Attribute};
use trans::cabi::{FnType, ArgType};
use trans::context::CrateContext;
use trans::type_::Type;
use std::cmp;
fn align_up_to(off: usize, a: usize) -> usize {
return (off + a - 1) / a * a;
}
fn align(off: usize, ty: Type) -> usize {
let a = ty_align(ty);
return align_up_to(off, a);
}
fn ty_align(ty: Type) -> usize {
match ty.kind() {
Integer => ((ty.int_width() as usize) + 7) / 8,
Pointer => 8,
Float => 4,
Double => 8,
Struct => {
if ty.is_packed() {
1
} else {
let str_tys = ty.field_types();
str_tys.iter().fold(1, |a, t| cmp::max(a, ty_align(*t)))
}
}
Array => {
let elt = ty.element_type();
ty_align(elt)
}
_ => panic!("ty_align: unhandled type")
}
}
fn ty_size(ty: Type) -> usize {
match ty.kind() {
Integer => ((ty.int_width() as usize) + 7) / 8,
Pointer => 8,
Float => 4,
Double => 8,
Struct => {
if ty.is_packed() {
let str_tys = ty.field_types();
str_tys.iter().fold(0, |s, t| s + ty_size(*t))
} else {
let str_tys = ty.field_types();
let size = str_tys.iter().fold(0, |s, t| align(s, *t) + ty_size(*t));
align(size, ty)
}
}
Array => {
let len = ty.array_length();
let elt = ty.element_type();
let eltsz = ty_size(elt);
len * eltsz
}
_ => panic!("ty_size: unhandled type")
}
}
fn is_homogenous_aggregate_ty(ty: Type) -> Option<(Type, u64)> {
fn check_array(ty: Type) -> Option<(Type, u64)> {
let len = ty.array_length() as u64;
if len == 0 {
return None
}
let elt = ty.element_type();
// if our element is an HFA/HVA, so are we; multiply members by our len
is_homogenous_aggregate_ty(elt).map(|(base_ty, members)| (base_ty, len * members))
}
fn check_struct(ty: Type) -> Option<(Type, u64)> {
let str_tys = ty.field_types();
if str_tys.len() == 0 {
return None
}
let mut prev_base_ty = None;
let mut members = 0;
for opt_homog_agg in str_tys.iter().map(|t| is_homogenous_aggregate_ty(*t)) {
match (prev_base_ty, opt_homog_agg) {
// field isn't itself an HFA, so we aren't either
(_, None) => return None,
// first field - store its type and number of members
(None, Some((field_ty, field_members))) => {
prev_base_ty = Some(field_ty);
members = field_members;
},
// 2nd or later field - give up if it's a different type; otherwise incr. members
(Some(prev_ty), Some((field_ty, field_members))) => {
if prev_ty != field_ty {
return None;
}
members += field_members;
}
}
}
// Because of previous checks, we know prev_base_ty is Some(...) because
// 1. str_tys has at least one element; and
// 2. prev_base_ty was filled in (or we would've returned early)
let (base_ty, members) = (prev_base_ty.unwrap(), members);
// Ensure there is no padding.
if ty_size(ty) == ty_size(base_ty) * (members as usize) {
Some((base_ty, members))
} else {
None
}
}
let homog_agg = match ty.kind() {
Float => Some((ty, 1)),
Double => Some((ty, 1)),
Array => check_array(ty),
Struct => check_struct(ty),
_ => None
};
// Ensure we have at most eight uniquely addressable members
homog_agg.and_then(|(base_ty, members)| {
if members > 0 && members <= 8 {
Some((base_ty, members))
} else {
None
}
})
}
fn classify_ret_ty(ccx: &CrateContext, ty: Type) -> ArgType {
if is_reg_ty(ty) {
let attr = if ty == Type::i1(ccx) { Some(Attribute::ZExt) } else { None };
return ArgType::direct(ty, None, None, attr);
}
// The PowerPC64 big endian ABI doesn't return aggregates in registers
if ccx.sess().target.target.arch == "powerpc64" {
return ArgType::indirect(ty, Some(Attribute::StructRet))
}
if let Some((base_ty, members)) = is_homogenous_aggregate_ty(ty) {
let llty = Type::array(&base_ty, members);
return ArgType::direct(ty, Some(llty), None, None);
}
let size = ty_size(ty);
if size <= 16 {
let llty = if size <= 1 {
Type::i8(ccx)
} else if size <= 2 {
Type::i16(ccx)
} else if size <= 4 {
Type::i32(ccx)
} else if size <= 8 {
Type::i64(ccx)
} else {
Type::array(&Type::i64(ccx), ((size + 7 ) / 8 ) as u64)
};
return ArgType::direct(ty, Some(llty), None, None);
}
ArgType::indirect(ty, Some(Attribute::StructRet))
}
fn classify_arg_ty(ccx: &CrateContext, ty: Type) -> ArgType {
if is_reg_ty(ty) {
let attr = if ty == Type::i1(ccx) { Some(Attribute::ZExt) } else { None };
return ArgType::direct(ty, None, None, attr);
}
if let Some((base_ty, members)) = is_homogenous_aggregate_ty(ty) {
let llty = Type::array(&base_ty, members);
return ArgType::direct(ty, Some(llty), None, None);
}
ArgType::direct(
ty,
Some(struct_ty(ccx, ty)),
None,
None
)
}
fn is_reg_ty(ty: Type) -> bool {
match ty.kind() {
Integer
| Pointer
| Float
| Double => true,
_ => false
}
}
fn coerce_to_long(ccx: &CrateContext, size: usize) -> Vec<Type> {
let long_ty = Type::i64(ccx);
let mut args = Vec::new();
let mut n = size / 64;
while n > 0 {
args.push(long_ty);
n -= 1;
}
let r = size % 64;
if r > 0 {
args.push(Type::ix(ccx, r as u64));
}
args
}
fn struct_ty(ccx: &CrateContext, ty: Type) -> Type {
let size = ty_size(ty) * 8;
Type::struct_(ccx, &coerce_to_long(ccx, size), false)
}
pub fn compute_abi_info(ccx: &CrateContext,
atys: &[Type],
rty: Type,
ret_def: bool) -> FnType {
let ret_ty = if ret_def {
classify_ret_ty(ccx, rty)
} else {
ArgType::direct(Type::void(ccx), None, None, None)
};
let mut arg_tys = Vec::new();
for &aty in atys {
let ty = classify_arg_ty(ccx, aty);
arg_tys.push(ty);
};
return FnType {
arg_tys: arg_tys,
ret_ty: ret_ty,
};
}

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@ -31,6 +31,7 @@ mod cabi_aarch64;
mod cabi_arm;
mod cabi_mips;
mod cabi_powerpc;
mod cabi_powerpc64;
mod cabi_x86;
mod cabi_x86_64;
mod cabi_x86_win64;

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@ -615,6 +615,8 @@ pub mod consts {
/// - mips
/// - mipsel
/// - powerpc
/// - powerpc64
/// - powerpc64le
#[stable(feature = "env", since = "1.0.0")]
pub const ARCH: &'static str = super::arch::ARCH;
@ -867,6 +869,16 @@ mod arch {
pub const ARCH: &'static str = "powerpc";
}
#[cfg(target_arch = "powerpc64")]
mod arch {
pub const ARCH: &'static str = "powerpc64";
}
#[cfg(target_arch = "powerpc64le")]
mod arch {
pub const ARCH: &'static str = "powerpc64le";
}
#[cfg(target_arch = "le32")]
mod arch {
pub const ARCH: &'static str = "le32";

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@ -205,7 +205,8 @@ mod arch {
}
}
#[cfg(target_arch = "x86_64")]
#[cfg(any(target_arch = "x86_64", target_arch = "powerpc64",
target_arch = "powerpc64le"))]
mod arch {
use super::{dev_t, mode_t};
use os::raw::{c_long, c_int};

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@ -14,11 +14,17 @@
#[cfg(any(target_os = "android",
all(target_os = "linux", any(target_arch = "aarch64",
target_arch = "arm"))))]
target_arch = "arm",
target_arch = "powerpc",
target_arch = "powerpc64",
target_arch = "powerpc64le"))))]
#[stable(feature = "raw_os", since = "1.1.0")] pub type c_char = u8;
#[cfg(not(any(target_os = "android",
all(target_os = "linux", any(target_arch = "aarch64",
target_arch = "arm")))))]
target_arch = "arm",
target_arch = "powerpc",
target_arch = "powerpc64",
target_arch = "powerpc64le")))))]
#[stable(feature = "raw_os", since = "1.1.0")] pub type c_char = i8;
#[stable(feature = "raw_os", since = "1.1.0")] pub type c_schar = i8;
#[stable(feature = "raw_os", since = "1.1.0")] pub type c_uchar = u8;

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@ -30,14 +30,19 @@ mod imp {
target_arch = "x86",
target_arch = "arm",
target_arch = "aarch64",
target_arch = "powerpc")))]
target_arch = "powerpc",
target_arch = "powerpc64",
target_arch = "powerpc64le")))]
fn getrandom(buf: &mut [u8]) -> libc::c_long {
#[cfg(target_arch = "x86_64")]
const NR_GETRANDOM: libc::c_long = 318;
#[cfg(target_arch = "x86")]
const NR_GETRANDOM: libc::c_long = 355;
#[cfg(any(target_arch = "arm", target_arch = "powerpc"))]
#[cfg(target_arch = "arm")]
const NR_GETRANDOM: libc::c_long = 384;
#[cfg(any(target_arch = "powerpc", target_arch = "powerpc64",
target_arch = "powerpc64le"))]
const NR_GETRANDOM: libc::c_long = 359;
#[cfg(target_arch = "aarch64")]
const NR_GETRANDOM: libc::c_long = 278;
@ -51,7 +56,9 @@ mod imp {
target_arch = "x86",
target_arch = "arm",
target_arch = "aarch64",
target_arch = "powerpc"))))]
target_arch = "powerpc",
target_arch = "powerpc64",
target_arch = "powerpc64le"))))]
fn getrandom(_buf: &mut [u8]) -> libc::c_long { -1 }
fn getrandom_fill_bytes(v: &mut [u8]) {
@ -88,7 +95,9 @@ mod imp {
target_arch = "x86",
target_arch = "arm",
target_arch = "aarch64",
target_arch = "powerpc")))]
target_arch = "powerpc",
target_arch = "powerpc64",
target_arch = "powerpc64le")))]
fn is_getrandom_available() -> bool {
use sync::atomic::{AtomicBool, Ordering};
use sync::Once;
@ -116,7 +125,9 @@ mod imp {
target_arch = "x86",
target_arch = "arm",
target_arch = "aarch64",
target_arch = "powerpc"))))]
target_arch = "powerpc",
target_arch = "powerpc64",
target_arch = "powerpc64le"))))]
fn is_getrandom_available() -> bool { false }
/// A random number generator that retrieves randomness straight from

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@ -83,7 +83,8 @@ pub const unwinder_private_data_size: usize = 2;
#[cfg(any(target_arch = "mips", target_arch = "mipsel"))]
pub const unwinder_private_data_size: usize = 2;
#[cfg(target_arch = "powerpc")]
#[cfg(any(target_arch = "powerpc", target_arch = "powerpc64",
target_arch = "powerpc64le"))]
pub const unwinder_private_data_size: usize = 2;
#[repr(C)]

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@ -24,7 +24,7 @@ pub extern "win64" fn foo(a: isize, b: isize, c: isize, d: isize) {
}
#[inline(never)]
#[cfg(any(target_arch = "x86", target_arch = "arm", target_arch = "aarch64"))]
#[cfg(not(target_arch = "x86_64"))]
pub extern fn foo(a: isize, b: isize, c: isize, d: isize) {
assert_eq!(a, 1);
assert_eq!(b, 2);

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@ -8,12 +8,12 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#[cfg(any(target_arch = "x86", target_arch = "arm"))]
#[cfg(any(target_pointer_width = "32"))]
fn target() {
assert_eq!(-1000isize as usize >> 3_usize, 536870787_usize);
}
#[cfg(any(target_arch = "x86_64", target_arch = "aarch64"))]
#[cfg(any(target_pointer_width = "64"))]
fn target() {
assert_eq!(-1000isize as usize >> 3_usize, 2305843009213693827_usize);
}

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@ -21,3 +21,9 @@ pub fn main() { }
#[cfg(target_arch = "aarch64")]
pub fn main() { }
#[cfg(target_arch = "powerpc64")]
pub fn main() { }
#[cfg(target_arch = "powerpc64le")]
pub fn main() { }

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@ -35,7 +35,7 @@ mod m {
}
#[main]
#[cfg(any(target_arch = "x86_64", target_arch = "arm", target_arch = "aarch64"))]
#[cfg(not(target_arch = "x86"))]
pub fn main() {
unsafe {
assert_eq!(::rusti::pref_align_of::<u64>(), 8);

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@ -23,13 +23,13 @@ impl Drop for Kitty {
fn drop(&mut self) {}
}
#[cfg(any(target_arch = "x86_64", target_arch="aarch64"))]
#[cfg(target_pointer_width = "64")]
pub fn main() {
assert_eq!(mem::size_of::<Cat>(), 8 as usize);
assert_eq!(mem::size_of::<Kitty>(), 16 as usize);
}
#[cfg(any(target_arch = "x86", target_arch = "arm"))]
#[cfg(target_pointer_width = "32")]
pub fn main() {
assert_eq!(mem::size_of::<Cat>(), 4 as usize);
assert_eq!(mem::size_of::<Kitty>(), 8 as usize);

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@ -35,14 +35,6 @@ struct Outer {
t: Inner
}
#[cfg(any(target_arch = "x86", target_arch = "arm", target_arch = "aarch64"))]
mod m {
pub fn align() -> usize { 4 }
pub fn size() -> usize { 8 }
}
#[cfg(target_arch = "x86_64")]
mod m {
pub fn align() -> usize { 4 }
pub fn size() -> usize { 8 }

View File

@ -49,7 +49,7 @@ mod m {
pub fn size() -> usize { 12 }
}
#[cfg(any(target_arch = "x86_64", target_arch = "arm", target_arch = "aarch64"))]
#[cfg(not(target_arch = "x86"))]
pub mod m {
pub fn align() -> usize { 8 }
pub fn size() -> usize { 16 }

View File

@ -43,7 +43,7 @@ fn test1() {
}
}
#[cfg(any(target_arch = "x86_64", target_arch = "aarch64"))]
#[cfg(target_pointer_width = "64")]
fn test2() {
unsafe {
let f = Floats { a: 1.234567890e-15_f64,
@ -59,7 +59,7 @@ fn test2() {
}
}
#[cfg(any(target_arch = "x86", target_arch = "arm"))]
#[cfg(target_pointer_width = "32")]
fn test2() {
}