From 078b067c0d9dbe1dd42569554b7d9bb967d59f46 Mon Sep 17 00:00:00 2001 From: Taiki Endo Date: Thu, 19 Sep 2024 20:26:43 +0900 Subject: [PATCH] Support 128-bit atomics on s390x --- .../rustc_target/src/spec/targets/s390x_unknown_linux_gnu.rs | 2 +- .../rustc_target/src/spec/targets/s390x_unknown_linux_musl.rs | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_gnu.rs index e0a6c230fd6ae..71086daaf2c90 100644 --- a/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_gnu.rs +++ b/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_gnu.rs @@ -10,7 +10,7 @@ pub(crate) fn target() -> Target { // ABI. Pass the -vector feature string to LLVM to respect this assumption. On LLVM < 16, we // also strip v128 from the data_layout below to match the older LLVM's expectation. base.features = "-vector".into(); - base.max_atomic_width = Some(64); + base.max_atomic_width = Some(128); base.min_global_align = Some(16); base.stack_probes = StackProbeType::Inline; base.supported_sanitizers = diff --git a/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_musl.rs index 6aabe9ca51923..016ff5abe4ccd 100644 --- a/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_musl.rs +++ b/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_musl.rs @@ -10,7 +10,7 @@ pub(crate) fn target() -> Target { // ABI. Pass the -vector feature string to LLVM to respect this assumption. On LLVM < 16, we // also strip v128 from the data_layout below to match the older LLVM's expectation. base.features = "-vector".into(); - base.max_atomic_width = Some(64); + base.max_atomic_width = Some(128); base.min_global_align = Some(16); base.static_position_independent_executables = true; base.stack_probes = StackProbeType::Inline;