explicitly set llvm_abiname option on existing ppc64 targets

Author: ostylk

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(),

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(),

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(),

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(),

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(),

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(),

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(),

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(),

tests/ui/check-cfg/well-known-values.stderr

@@ -129,7 +129,7 @@ warning: unexpected `cfg` condition value: `_UNEXPECTED_VALUE`
 LL |     target_abi = "_UNEXPECTED_VALUE",
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
-   = note: expected values for `target_abi` are: ``, `abi64`, `abiv2`, `abiv2hf`, `eabi`, `eabihf`, `fortanix`, `ilp32`, `ilp32e`, `llvm`, `macabi`, `sim`, `softfloat`, `spe`, `uwp`, `vec-extabi`, and `x32`
+   = note: expected values for `target_abi` are: ``, `abi64`, `abiv2`, `abiv2hf`, `eabi`, `eabihf`, `elfv1`, `elfv2`, `fortanix`, `ilp32`, `ilp32e`, `llvm`, `macabi`, `sim`, `softfloat`, `spe`, `uwp`, `vec-extabi`, and `x32`
    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration
 
 warning: unexpected `cfg` condition value: `_UNEXPECTED_VALUE`