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[RISCV] Disable Atomics on all Non-A RISC-V targets

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This commit is contained in:
Sam Elliott 2019-11-19 15:29:43 +00:00
parent 2cad8bb659
commit ca42c25598
2 changed files with 2 additions and 3 deletions
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2
src/librustc_target/spec/riscv32i_unknown_none_elf.rs
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@ -17,7 +17,7 @@ pub fn target() -> TargetResult {
options: TargetOptions {
linker: Some("rust-lld".to_string()),
cpu: "generic-rv32".to_string(),
max_atomic_width: None,
max_atomic_width: Some(0),
atomic_cas: false,
features: String::new(),
executables: true,

3
src/librustc_target/spec/riscv32imc_unknown_none_elf.rs
View file

@ -17,8 +17,7 @@ pub fn target() -> TargetResult {
options: TargetOptions {
linker: Some("rust-lld".to_string()),
cpu: "generic-rv32".to_string(),
// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86005
max_atomic_width: None, //Some(32),
max_atomic_width: Some(0),
atomic_cas: false,
features: "+m,+c".to_string(),
executables: true,