diff options
9 files changed, 26 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_ssa/src/back/metadata.rs b/compiler/rustc_codegen_ssa/src/back/metadata.rs index a16862c41ee..d091c46d9c1 100644 --- a/compiler/rustc_codegen_ssa/src/back/metadata.rs +++ b/compiler/rustc_codegen_ssa/src/back/metadata.rs @@ -379,6 +379,24 @@ pub(super) fn elf_e_flags(architecture: Architecture, sess: &Session) -> u32 { }; e_flags } + Architecture::PowerPc64 => { + const EF_PPC64_ABI_UNKNOWN: u32 = 0; + const EF_PPC64_ABI_ELF_V1: u32 = 1; + const EF_PPC64_ABI_ELF_V2: u32 = 2; + + match sess.target.options.llvm_abiname.as_ref() { + // If the flags do not correctly indicate the ABI, + // linkers such as ld.lld assume that the ppc64 object files are always ELFv2 + // which leads to broken binaries if ELFv1 is used for the object files. + "elfv1" => EF_PPC64_ABI_ELF_V1, + "elfv2" => EF_PPC64_ABI_ELF_V2, + "" if sess.target.options.binary_format.to_object() == BinaryFormat::Elf => { + bug!("No ABI specified for this PPC64 ELF target"); + } + // Fall back + _ => EF_PPC64_ABI_UNKNOWN, + } + } _ => 0, } } diff --git a/compiler/rustc_target/src/spec/targets/powerpc64_unknown_freebsd.rs b/compiler/rustc_target/src/spec/targets/powerpc64_unknown_freebsd.rs index dba45776c94..66733d5d4b8 100644 --- a/compiler/rustc_target/src/spec/targets/powerpc64_unknown_freebsd.rs +++ b/compiler/rustc_target/src/spec/targets/powerpc64_unknown_freebsd.rs @@ -10,6 +10,7 @@ pub(crate) fn target() -> Target { base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); base.stack_probes = StackProbeType::Inline; + base.llvm_abiname = "elfv2".into(); Target { llvm_target: "powerpc64-unknown-freebsd".into(), diff --git a/compiler/rustc_target/src/spec/targets/powerpc64_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/targets/powerpc64_unknown_linux_gnu.rs index 1f67bc7f3c2..ecf68ddff8c 100644 --- a/compiler/rustc_target/src/spec/targets/powerpc64_unknown_linux_gnu.rs +++ b/compiler/rustc_target/src/spec/targets/powerpc64_unknown_linux_gnu.rs @@ -10,6 +10,7 @@ pub(crate) fn target() -> Target { base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); base.stack_probes = StackProbeType::Inline; + base.llvm_abiname = "elfv1".into(); Target { llvm_target: "powerpc64-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/targets/powerpc64_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/targets/powerpc64_unknown_linux_musl.rs index 49413d27a45..e205aef8285 100644 --- a/compiler/rustc_target/src/spec/targets/powerpc64_unknown_linux_musl.rs +++ b/compiler/rustc_target/src/spec/targets/powerpc64_unknown_linux_musl.rs @@ -12,6 +12,7 @@ pub(crate) fn target() -> Target { base.stack_probes = StackProbeType::Inline; // FIXME(compiler-team#422): musl targets should be dynamically linked by default. base.crt_static_default = true; + base.llvm_abiname = "elfv2".into(); Target { llvm_target: "powerpc64-unknown-linux-musl".into(), diff --git a/compiler/rustc_target/src/spec/targets/powerpc64_unknown_openbsd.rs b/compiler/rustc_target/src/spec/targets/powerpc64_unknown_openbsd.rs index f5ca54291c6..bcb328020ee 100644 --- a/compiler/rustc_target/src/spec/targets/powerpc64_unknown_openbsd.rs +++ b/compiler/rustc_target/src/spec/targets/powerpc64_unknown_openbsd.rs @@ -10,6 +10,7 @@ pub(crate) fn target() -> Target { base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); base.stack_probes = StackProbeType::Inline; + base.llvm_abiname = "elfv2".into(); Target { llvm_target: "powerpc64-unknown-openbsd".into(), diff --git a/compiler/rustc_target/src/spec/targets/powerpc64_wrs_vxworks.rs b/compiler/rustc_target/src/spec/targets/powerpc64_wrs_vxworks.rs index 3e4a58f568a..37c888ba514 100644 --- a/compiler/rustc_target/src/spec/targets/powerpc64_wrs_vxworks.rs +++ b/compiler/rustc_target/src/spec/targets/powerpc64_wrs_vxworks.rs @@ -10,6 +10,7 @@ pub(crate) fn target() -> Target { base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); base.stack_probes = StackProbeType::Inline; + base.llvm_abiname = "elfv1".into(); Target { llvm_target: "powerpc64-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_freebsd.rs b/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_freebsd.rs index 4640d537e8e..3096c4d14ad 100644 --- a/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_freebsd.rs +++ b/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_freebsd.rs @@ -8,6 +8,7 @@ pub(crate) fn target() -> Target { base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); base.stack_probes = StackProbeType::Inline; + base.llvm_abiname = "elfv2".into(); Target { llvm_target: "powerpc64le-unknown-freebsd".into(), diff --git a/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_linux_gnu.rs index dd3f660d81e..9e406af53b5 100644 --- a/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_linux_gnu.rs +++ b/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_linux_gnu.rs @@ -8,6 +8,7 @@ pub(crate) fn target() -> Target { base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); base.stack_probes = StackProbeType::Inline; + base.llvm_abiname = "elfv2".into(); Target { llvm_target: "powerpc64le-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_linux_musl.rs index 9e2bfe2c56f..f145c5b8c14 100644 --- a/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_linux_musl.rs +++ b/compiler/rustc_target/src/spec/targets/powerpc64le_unknown_linux_musl.rs @@ -10,6 +10,7 @@ pub(crate) fn target() -> Target { base.stack_probes = StackProbeType::Inline; // FIXME(compiler-team#422): musl targets should be dynamically linked by default. base.crt_static_default = true; + base.llvm_abiname = "elfv2".into(); Target { llvm_target: "powerpc64le-unknown-linux-musl".into(), |