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Rollup merge of #131308 - mati865:gnullvm-f16-f128, r=tgross35

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enable f16 and f128 on windows-gnullvm targets

Continuation of https://github.com/rust-lang/rust/pull/130959
This commit is contained in:
Stuart Cook 2024-10-07 15:37:07 +11:00 committed by GitHub
commit 5c1c49a0c4
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1 changed files with 3 additions and 2 deletions
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5
library/std/build.rs
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@ -7,6 +7,7 @@ fn main() {
let target_vendor =
env::var("CARGO_CFG_TARGET_VENDOR").expect("CARGO_CFG_TARGET_VENDOR was not set");
let target_env = env::var("CARGO_CFG_TARGET_ENV").expect("CARGO_CFG_TARGET_ENV was not set");
let target_abi = env::var("CARGO_CFG_TARGET_ABI").expect("CARGO_CFG_TARGET_ABI was not set");
let target_pointer_width: u32 = env::var("CARGO_CFG_TARGET_POINTER_WIDTH")
.expect("CARGO_CFG_TARGET_POINTER_WIDTH was not set")
.parse()
@ -101,7 +102,7 @@ fn main() {
// Unsupported <https://github.com/llvm/llvm-project/issues/94434>
("arm64ec", _) => false,
// MinGW ABI bugs <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115054>
("x86_64", "windows") if target_env == "gnu" => false,
("x86_64", "windows") if target_env == "gnu" && target_abi != "llvm" => false,
// Infinite recursion <https://github.com/llvm/llvm-project/issues/97981>
("csky", _) => false,
("hexagon", _) => false,
@ -129,7 +130,7 @@ fn main() {
// ABI unsupported <https://github.com/llvm/llvm-project/issues/41838>
("sparc", _) => false,
// MinGW ABI bugs <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115054>
("x86_64", "windows") if target_env == "gnu" => false,
("x86_64", "windows") if target_env == "gnu" && target_abi != "llvm" => false,
// 64-bit Linux is about the only platform to have f128 symbols by default
(_, "linux") if target_pointer_width == 64 => true,
// Almost all OSs are missing symbol. compiler-builtins will have to add them.