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bump mipsel isa leval and enable fpxx #48874

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merged 3 commits into from
Mar 14, 2018
Merged

bump mipsel isa leval and enable fpxx #48874

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f53f2fa
librustc_back: bump ISA level of mipsel targets to mips32r2
jcowgill Mar 8, 2018
fccaf25
librustc_back: enable fpxx on 32-bit hardfloat mips targets
jcowgill Mar 8, 2018
0711a7a
librustc_trans: add fp64 to mips features whitelist
jcowgill Mar 8, 2018
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2 changes: 1 addition & 1 deletion src/librustc_back/target/mips_unknown_linux_gnu.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ pub fn target() -> TargetResult {
linker_flavor: LinkerFlavor::Gcc,
options: TargetOptions {
cpu: "mips32r2".to_string(),
features: "+mips32r2".to_string(),
features: "+mips32r2,+fpxx,+nooddspreg".to_string(),
max_atomic_width: Some(32),

// see #36994
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4 changes: 2 additions & 2 deletions src/librustc_back/target/mipsel_unknown_linux_gnu.rs
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Expand Up @@ -25,8 +25,8 @@ pub fn target() -> TargetResult {
linker_flavor: LinkerFlavor::Gcc,

options: TargetOptions {
cpu: "mips32".to_string(),
features: "+mips32".to_string(),
cpu: "mips32r2".to_string(),
features: "+mips32r2,+fpxx,+nooddspreg".to_string(),
max_atomic_width: Some(32),

// see #36994
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4 changes: 2 additions & 2 deletions src/librustc_back/target/mipsel_unknown_linux_musl.rs
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Expand Up @@ -13,8 +13,8 @@ use target::{Target, TargetResult};

pub fn target() -> TargetResult {
let mut base = super::linux_musl_base::opts();
base.cpu = "mips32".to_string();
base.features = "+mips32,+soft-float".to_string();
base.cpu = "mips32r2".to_string();
base.features = "+mips32r2,+soft-float".to_string();
base.max_atomic_width = Some(32);
// see #36994
base.exe_allocation_crate = None;
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4 changes: 2 additions & 2 deletions src/librustc_back/target/mipsel_unknown_linux_uclibc.rs
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Expand Up @@ -25,8 +25,8 @@ pub fn target() -> TargetResult {
linker_flavor: LinkerFlavor::Gcc,

options: TargetOptions {
cpu: "mips32".to_string(),
features: "+mips32,+soft-float".to_string(),
cpu: "mips32r2".to_string(),
features: "+mips32r2,+soft-float".to_string(),
max_atomic_width: Some(32),

// see #36994
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2 changes: 1 addition & 1 deletion src/librustc_trans/llvm_util.rs
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Expand Up @@ -104,7 +104,7 @@ const POWERPC_WHITELIST: &'static [&'static str] = &["altivec",
"power8-vector", "power9-vector",
"vsx"];

const MIPS_WHITELIST: &'static [&'static str] = &["msa"];
const MIPS_WHITELIST: &'static [&'static str] = &["fp64", "msa"];

pub fn to_llvm_feature<'a>(sess: &Session, s: &'a str) -> &'a str {
let arch = if sess.target.target.arch == "x86_64" {
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