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| author | Ximin Luo <infinity0@debian.org> | 2023-05-18 22:21:59 -0600 |
|---|---|---|
| committer | liushuyu <liushuyu011@gmail.com> | 2023-05-29 10:57:03 -0600 |
| commit | b65c2afdfd9aaee977302516c9ef177861abfe74 (patch) | |
| tree | 181e5c651a1efd1a20c03f30b0c85e5335000ec3 | |
| parent | 498553fc04f6a3fdc53412320f4e913bc53bc267 (diff) | |
| download | rust-b65c2afdfd9aaee977302516c9ef177861abfe74.tar.gz rust-b65c2afdfd9aaee977302516c9ef177861abfe74.zip | |
Fix linkage for large binaries on mips64 platforms ...
... by enabling xgot feature Co-Authored-By: Zixing Liu <zixing.liu@canonical.com>
| -rw-r--r-- | compiler/rustc_target/src/spec/mips64_unknown_linux_gnuabi64.rs | 2 | ||||
| -rw-r--r-- | compiler/rustc_target/src/spec/mips64el_unknown_linux_gnuabi64.rs | 2 | ||||
| -rw-r--r-- | src/bootstrap/bootstrap.py | 6 | ||||
| -rw-r--r-- | tests/assembly/asm/mips-types.rs | 12 |
4 files changed, 16 insertions, 6 deletions
diff --git a/compiler/rustc_target/src/spec/mips64_unknown_linux_gnuabi64.rs b/compiler/rustc_target/src/spec/mips64_unknown_linux_gnuabi64.rs index fc5dbd114e4..b9df0046b12 100644 --- a/compiler/rustc_target/src/spec/mips64_unknown_linux_gnuabi64.rs +++ b/compiler/rustc_target/src/spec/mips64_unknown_linux_gnuabi64.rs @@ -12,7 +12,7 @@ pub fn target() -> Target { endian: Endian::Big, // NOTE(mips64r2) matches C toolchain cpu: "mips64r2".into(), - features: "+mips64r2".into(), + features: "+mips64r2,+xgot".into(), max_atomic_width: Some(64), mcount: "_mcount".into(), diff --git a/compiler/rustc_target/src/spec/mips64el_unknown_linux_gnuabi64.rs b/compiler/rustc_target/src/spec/mips64el_unknown_linux_gnuabi64.rs index e0d5f6f57f1..57ad8c47399 100644 --- a/compiler/rustc_target/src/spec/mips64el_unknown_linux_gnuabi64.rs +++ b/compiler/rustc_target/src/spec/mips64el_unknown_linux_gnuabi64.rs @@ -10,7 +10,7 @@ pub fn target() -> Target { abi: "abi64".into(), // NOTE(mips64r2) matches C toolchain cpu: "mips64r2".into(), - features: "+mips64r2".into(), + features: "+mips64r2,+xgot".into(), max_atomic_width: Some(64), mcount: "_mcount".into(), diff --git a/src/bootstrap/bootstrap.py b/src/bootstrap/bootstrap.py index 58d1926ad96..de484f3a571 100644 --- a/src/bootstrap/bootstrap.py +++ b/src/bootstrap/bootstrap.py @@ -877,6 +877,12 @@ class RustBuild(object): # preserve existing RUSTFLAGS env.setdefault("RUSTFLAGS", "") + # we need to explicitly add +xgot here so that we can successfully bootstrap + # a usable stage1 compiler + # FIXME: remove this if condition on the next bootstrap bump + # cfg(bootstrap) + if self.build_triple().startswith('mips'): + env["RUSTFLAGS"] += " -Ctarget-feature=+xgot" target_features = [] if self.get_toml("crt-static", build_section) == "true": target_features += ["+crt-static"] diff --git a/tests/assembly/asm/mips-types.rs b/tests/assembly/asm/mips-types.rs index 6aa28b062db..27469b22980 100644 --- a/tests/assembly/asm/mips-types.rs +++ b/tests/assembly/asm/mips-types.rs @@ -72,7 +72,7 @@ macro_rules! check_reg { ($func:ident, $ty:ty, $reg:tt, $mov:literal) => { // mips32-LABEL: sym_static_32: // mips32: #APP -// mips32: lw $3, %got(extern_static) +// mips32: lw $3, %got(extern_static)($gp) // mips32: #NO_APP #[cfg(mips32)] #[no_mangle] @@ -82,7 +82,7 @@ pub unsafe fn sym_static_32() { // mips32-LABEL: sym_fn_32: // mips32: #APP -// mips32: lw $3, %got(extern_func) +// mips32: lw $3, %got(extern_func)($gp) // mips32: #NO_APP #[cfg(mips32)] #[no_mangle] @@ -92,7 +92,9 @@ pub unsafe fn sym_fn_32() { // mips64-LABEL: sym_static_64: // mips64: #APP -// mips64: ld $3, %got_disp(extern_static) +// mips64: lui $3, %got_hi(extern_static) +// mips64: daddu $3, $3, $gp +// mips64: ld $3, %got_lo(extern_static)($3) // mips64: #NO_APP #[cfg(mips64)] #[no_mangle] @@ -102,7 +104,9 @@ pub unsafe fn sym_static_64() { // mips64-LABEL: sym_fn_64: // mips64: #APP -// mips64: ld $3, %got_disp(extern_func) +// mips64: lui $3, %got_hi(extern_func) +// mips64: daddu $3, $3, $gp +// mips64: ld $3, %got_lo(extern_func)($3) // mips64: #NO_APP #[cfg(mips64)] #[no_mangle] |