diff options
Diffstat (limited to 'compiler/rustc_target/src')
16 files changed, 92 insertions, 46 deletions
diff --git a/compiler/rustc_target/src/abi/mod.rs b/compiler/rustc_target/src/abi/mod.rs index 11ba551dccc..084c917cc31 100644 --- a/compiler/rustc_target/src/abi/mod.rs +++ b/compiler/rustc_target/src/abi/mod.rs @@ -50,9 +50,6 @@ pub trait TyAbiInterface<'a, C>: Sized { this: TyAndLayout<'a, Self>, cx: &C, offset: Size, - // If true, assume that pointers are either null or valid (according to their type), - // enabling extra optimizations. - assume_valid_ptr: bool, ) -> Option<PointeeInfo>; fn is_adt(this: TyAndLayout<'a, Self>) -> bool; fn is_never(this: TyAndLayout<'a, Self>) -> bool; @@ -79,8 +76,7 @@ impl<'a, Ty> TyAndLayout<'a, Ty> { where Ty: TyAbiInterface<'a, C>, { - let assume_valid_ptr = true; - Ty::ty_and_layout_pointee_info_at(self, cx, offset, assume_valid_ptr) + Ty::ty_and_layout_pointee_info_at(self, cx, offset) } pub fn is_single_fp_element<C>(self, cx: &C) -> bool diff --git a/compiler/rustc_target/src/spec/aarch64_unknown_hermit.rs b/compiler/rustc_target/src/spec/aarch64_unknown_hermit.rs index 87e8d627026..2414867be55 100644 --- a/compiler/rustc_target/src/spec/aarch64_unknown_hermit.rs +++ b/compiler/rustc_target/src/spec/aarch64_unknown_hermit.rs @@ -1,15 +1,15 @@ -use crate::spec::Target; +use crate::spec::{Target, TargetOptions}; pub fn target() -> Target { - let mut base = super::hermit_base::opts(); - base.max_atomic_width = Some(128); - base.features = "+v8a,+strict-align,+neon,+fp-armv8".into(); - Target { llvm_target: "aarch64-unknown-hermit".into(), pointer_width: 64, - data_layout: "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128".into(), arch: "aarch64".into(), - options: base, + data_layout: "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128".into(), + options: TargetOptions { + features: "+v8a,+strict-align,+neon,+fp-armv8".into(), + max_atomic_width: Some(128), + ..super::hermit_base::opts() + }, } } diff --git a/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs b/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs index 5632bcfcefe..446efa90d09 100644 --- a/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs +++ b/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs @@ -5,7 +5,7 @@ use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, Targ pub fn target() -> Target { Target { - llvm_target: "armebv7r-unknown-none-eabi".into(), + llvm_target: "armebv7r-none-eabi".into(), pointer_width: 32, data_layout: "E-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(), arch: "arm".into(), @@ -18,7 +18,7 @@ pub fn target() -> Target { panic_strategy: PanicStrategy::Abort, max_atomic_width: Some(64), emit_debug_gdb_scripts: false, - // GCC and Clang default to 8 for arm-none here + // GCC defaults to 8 for arm-none here. c_enum_min_bits: Some(8), ..Default::default() }, diff --git a/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs b/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs index 2815de3589d..0c9e99ff84b 100644 --- a/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs +++ b/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs @@ -5,7 +5,7 @@ use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, Targ pub fn target() -> Target { Target { - llvm_target: "armebv7r-unknown-none-eabihf".into(), + llvm_target: "armebv7r-none-eabihf".into(), pointer_width: 32, data_layout: "E-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(), arch: "arm".into(), @@ -19,7 +19,7 @@ pub fn target() -> Target { features: "+vfp3,-d32,-fp16".into(), max_atomic_width: Some(64), emit_debug_gdb_scripts: false, - // GCC and Clang default to 8 for arm-none here + // GCC defaults to 8 for arm-none here. c_enum_min_bits: Some(8), ..Default::default() }, diff --git a/compiler/rustc_target/src/spec/armv4t_none_eabi.rs b/compiler/rustc_target/src/spec/armv4t_none_eabi.rs index d0f988b278f..44fdd3178af 100644 --- a/compiler/rustc_target/src/spec/armv4t_none_eabi.rs +++ b/compiler/rustc_target/src/spec/armv4t_none_eabi.rs @@ -39,9 +39,9 @@ pub fn target() -> Target { has_thumb_interworking: true, relocation_model: RelocModel::Static, panic_strategy: PanicStrategy::Abort, - // from thumb_base, rust-lang/rust#44993. + // From thumb_base, rust-lang/rust#44993. emit_debug_gdb_scripts: false, - // from thumb_base, apparently gcc/clang give enums a minimum of 8 bits on no-os targets + // From thumb_base, GCC gives enums a minimum of 8 bits on no-os targets. c_enum_min_bits: Some(8), ..Default::default() }, diff --git a/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs b/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs index 8cdf3c36ba2..c134f3e0907 100644 --- a/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs +++ b/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs @@ -18,7 +18,7 @@ pub fn target() -> Target { max_atomic_width: Some(64), panic_strategy: PanicStrategy::Abort, emit_debug_gdb_scripts: false, - // GCC and Clang default to 8 for arm-none here + // GCC defaults to 8 for arm-none here. c_enum_min_bits: Some(8), ..Default::default() }; diff --git a/compiler/rustc_target/src/spec/armv7r_none_eabi.rs b/compiler/rustc_target/src/spec/armv7r_none_eabi.rs index 74905ed5a4e..68b2527985a 100644 --- a/compiler/rustc_target/src/spec/armv7r_none_eabi.rs +++ b/compiler/rustc_target/src/spec/armv7r_none_eabi.rs @@ -4,7 +4,7 @@ use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, Targ pub fn target() -> Target { Target { - llvm_target: "armv7r-unknown-none-eabi".into(), + llvm_target: "armv7r-none-eabi".into(), pointer_width: 32, data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(), arch: "arm".into(), @@ -17,7 +17,7 @@ pub fn target() -> Target { panic_strategy: PanicStrategy::Abort, max_atomic_width: Some(64), emit_debug_gdb_scripts: false, - // GCC and Clang default to 8 for arm-none here + // GCC defaults to 8 for arm-none here. c_enum_min_bits: Some(8), ..Default::default() }, diff --git a/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs b/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs index 516b3f5c17e..909765a310f 100644 --- a/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs +++ b/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs @@ -4,7 +4,7 @@ use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, Targ pub fn target() -> Target { Target { - llvm_target: "armv7r-unknown-none-eabihf".into(), + llvm_target: "armv7r-none-eabihf".into(), pointer_width: 32, data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(), arch: "arm".into(), @@ -18,7 +18,7 @@ pub fn target() -> Target { features: "+vfp3,-d32,-fp16".into(), max_atomic_width: Some(64), emit_debug_gdb_scripts: false, - // GCC and Clang default to 8 for arm-none here + // GCC defaults to 8 for arm-none here. c_enum_min_bits: Some(8), ..Default::default() }, diff --git a/compiler/rustc_target/src/spec/hermit_base.rs b/compiler/rustc_target/src/spec/hermit_base.rs index dd9991381e7..c6e98fc1a11 100644 --- a/compiler/rustc_target/src/spec/hermit_base.rs +++ b/compiler/rustc_target/src/spec/hermit_base.rs @@ -1,21 +1,15 @@ use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, TargetOptions, TlsModel}; pub fn opts() -> TargetOptions { - let pre_link_args = TargetOptions::link_args( - LinkerFlavor::Gnu(Cc::No, Lld::No), - &["--build-id", "--hash-style=gnu", "--Bstatic"], - ); - TargetOptions { os: "hermit".into(), - linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), - has_thread_local: true, - pre_link_args, - panic_strategy: PanicStrategy::Abort, + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), + tls_model: TlsModel::InitialExec, position_independent_executables: true, static_position_independent_executables: true, - tls_model: TlsModel::InitialExec, + has_thread_local: true, + panic_strategy: PanicStrategy::Abort, ..Default::default() } } diff --git a/compiler/rustc_target/src/spec/mod.rs b/compiler/rustc_target/src/spec/mod.rs index 6ae07f45f4a..7114c243ea1 100644 --- a/compiler/rustc_target/src/spec/mod.rs +++ b/compiler/rustc_target/src/spec/mod.rs @@ -85,6 +85,7 @@ mod solaris_base; mod solid_base; mod thumb_base; mod uefi_msvc_base; +mod unikraft_linux_musl_base; mod vxworks_base; mod wasm_base; mod windows_gnu_base; @@ -1418,8 +1419,11 @@ supported_targets! { ("msp430-none-elf", msp430_none_elf), ("aarch64-unknown-hermit", aarch64_unknown_hermit), + ("riscv64gc-unknown-hermit", riscv64gc_unknown_hermit), ("x86_64-unknown-hermit", x86_64_unknown_hermit), + ("x86_64-unikraft-linux-musl", x86_64_unikraft_linux_musl), + ("riscv32i-unknown-none-elf", riscv32i_unknown_none_elf), ("riscv32im-unknown-none-elf", riscv32im_unknown_none_elf), ("riscv32imc-unknown-none-elf", riscv32imc_unknown_none_elf), diff --git a/compiler/rustc_target/src/spec/riscv64gc_unknown_hermit.rs b/compiler/rustc_target/src/spec/riscv64gc_unknown_hermit.rs new file mode 100644 index 00000000000..1f6a34c0cac --- /dev/null +++ b/compiler/rustc_target/src/spec/riscv64gc_unknown_hermit.rs @@ -0,0 +1,20 @@ +use crate::spec::{CodeModel, RelocModel, Target, TargetOptions, TlsModel}; + +pub fn target() -> Target { + Target { + llvm_target: "riscv64-unknown-hermit".into(), + pointer_width: 64, + arch: "riscv64".into(), + data_layout: "e-m:e-p:64:64-i64:64-i128:128-n32:64-S128".into(), + options: TargetOptions { + cpu: "generic-rv64".into(), + features: "+m,+a,+f,+d,+c".into(), + relocation_model: RelocModel::Pic, + code_model: Some(CodeModel::Medium), + tls_model: TlsModel::LocalExec, + max_atomic_width: Some(64), + llvm_abiname: "lp64d".into(), + ..super::hermit_base::opts() + }, + } +} diff --git a/compiler/rustc_target/src/spec/thumb_base.rs b/compiler/rustc_target/src/spec/thumb_base.rs index 2220b9326c9..0decfecb4cd 100644 --- a/compiler/rustc_target/src/spec/thumb_base.rs +++ b/compiler/rustc_target/src/spec/thumb_base.rs @@ -52,7 +52,7 @@ pub fn opts() -> TargetOptions { // breaks debugging. Preserve LR by default to prevent that from happening. frame_pointer: FramePointer::Always, // ARM supports multiple ABIs for enums, the linux one matches the default of 32 here - // but any arm-none or thumb-none target will be defaulted to 8 on GCC and clang + // but any arm-none or thumb-none target will be defaulted to 8 on GCC. c_enum_min_bits: Some(8), ..Default::default() } diff --git a/compiler/rustc_target/src/spec/thumbv4t_none_eabi.rs b/compiler/rustc_target/src/spec/thumbv4t_none_eabi.rs index 9c59bb9114e..88a76f49acd 100644 --- a/compiler/rustc_target/src/spec/thumbv4t_none_eabi.rs +++ b/compiler/rustc_target/src/spec/thumbv4t_none_eabi.rs @@ -45,8 +45,6 @@ pub fn target() -> Target { relocation_model: RelocModel::Static, // suggested from thumb_base, rust-lang/rust#44993. emit_debug_gdb_scripts: false, - // suggested from thumb_base, with no-os gcc/clang use 8-bit enums - c_enum_min_bits: Some(8), frame_pointer: FramePointer::MayOmit, main_needs_argc_argv: false, diff --git a/compiler/rustc_target/src/spec/unikraft_linux_musl_base.rs b/compiler/rustc_target/src/spec/unikraft_linux_musl_base.rs new file mode 100644 index 00000000000..9ccd0a1e7ca --- /dev/null +++ b/compiler/rustc_target/src/spec/unikraft_linux_musl_base.rs @@ -0,0 +1,15 @@ +use crate::spec::{cvs, PanicStrategy, RelocModel, TargetOptions}; + +pub fn opts() -> TargetOptions { + TargetOptions { + os: "linux".into(), + env: "musl".into(), + vendor: "unikraft".into(), + linker: Some("kraftld".into()), + relocation_model: RelocModel::Static, + families: cvs!["unix"], + has_thread_local: true, + panic_strategy: PanicStrategy::Abort, + ..Default::default() + } +} diff --git a/compiler/rustc_target/src/spec/x86_64_unikraft_linux_musl.rs b/compiler/rustc_target/src/spec/x86_64_unikraft_linux_musl.rs new file mode 100644 index 00000000000..2aa093b131f --- /dev/null +++ b/compiler/rustc_target/src/spec/x86_64_unikraft_linux_musl.rs @@ -0,0 +1,19 @@ +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; + +pub fn target() -> Target { + Target { + llvm_target: "x86_64-unknown-linux-musl".into(), + pointer_width: 64, + arch: "x86_64".into(), + data_layout: "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" + .into(), + options: TargetOptions { + cpu: "x86-64".into(), + plt_by_default: false, + pre_link_args: TargetOptions::link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]), + max_atomic_width: Some(64), + stack_probes: StackProbeType::X86, + ..super::unikraft_linux_musl_base::opts() + }, + } +} diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_hermit.rs b/compiler/rustc_target/src/spec/x86_64_unknown_hermit.rs index 74ef2527c36..1eb06930111 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_hermit.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_hermit.rs @@ -1,19 +1,19 @@ -use crate::spec::{StackProbeType, Target}; +use crate::spec::{StackProbeType, Target, TargetOptions}; pub fn target() -> Target { - let mut base = super::hermit_base::opts(); - base.cpu = "x86-64".into(); - base.plt_by_default = false; - base.max_atomic_width = Some(64); - base.features = "+rdrnd,+rdseed".into(); - base.stack_probes = StackProbeType::X86; - Target { llvm_target: "x86_64-unknown-hermit".into(), pointer_width: 64, + arch: "x86_64".into(), data_layout: "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" .into(), - arch: "x86_64".into(), - options: base, + options: TargetOptions { + cpu: "x86-64".into(), + features: "+rdrnd,+rdseed".into(), + plt_by_default: false, + max_atomic_width: Some(64), + stack_probes: StackProbeType::X86, + ..super::hermit_base::opts() + }, } } |