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Most of these were skipped because of a bug with the platform implementation, or some kind of crash unwinding. Since the upgrade to Ubuntu 25.04, these all seem to be resolved with the exception of a bug in the host `__floatundisf` [1]. [1] https://github.com/rust-lang/compiler-builtins/pull/384#issuecomment-740413334
132 lines
3.1 KiB
Rust
132 lines
3.1 KiB
Rust
#![allow(unused_variables)] // "unused" f16 registers
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#![cfg_attr(f128_enabled, feature(f128))]
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#![cfg_attr(f16_enabled, feature(f16))]
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use builtins_test::float_bench;
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use compiler_builtins::float::extend;
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use criterion::{Criterion, criterion_main};
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#[cfg(f16_enabled)]
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float_bench! {
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name: extend_f16_f32,
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sig: (a: f16) -> f32,
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crate_fn: extend::__extendhfsf2,
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sys_fn: __extendhfsf2,
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sys_available: not(feature = "no-sys-f16"),
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asm: [
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#[cfg(target_arch = "aarch64")] {
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let ret: f32;
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asm!(
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"fcvt {ret:s}, {a:h}",
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a = in(vreg) a,
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ret = lateout(vreg) ret,
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options(nomem, nostack, pure),
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);
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ret
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};
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],
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}
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#[cfg(f16_enabled)]
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float_bench! {
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name: extend_f16_f64,
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sig: (a: f16) -> f64,
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crate_fn: extend::__extendhfdf2,
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sys_fn: __extendhfdf2,
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sys_available: not(feature = "no-sys-f16-f64-convert"),
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asm: [
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#[cfg(target_arch = "aarch64")] {
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let ret: f64;
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asm!(
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"fcvt {ret:d}, {a:h}",
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a = in(vreg) a,
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ret = lateout(vreg) ret,
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options(nomem, nostack, pure),
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);
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ret
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};
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],
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}
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#[cfg(all(f16_enabled, f128_enabled))]
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float_bench! {
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name: extend_f16_f128,
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sig: (a: f16) -> f128,
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crate_fn: extend::__extendhftf2,
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crate_fn_ppc: extend::__extendhfkf2,
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sys_fn: __extendhftf2,
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sys_fn_ppc: __extendhfkf2,
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sys_available: not(feature = "no-sys-f16-f128-convert"),
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asm: [],
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}
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float_bench! {
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name: extend_f32_f64,
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sig: (a: f32) -> f64,
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crate_fn: extend::__extendsfdf2,
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sys_fn: __extendsfdf2,
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sys_available: all(),
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asm: [
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#[cfg(target_arch = "aarch64")] {
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let ret: f64;
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asm!(
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"fcvt {ret:d}, {a:s}",
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a = in(vreg) a,
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ret = lateout(vreg) ret,
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options(nomem, nostack, pure),
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);
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ret
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};
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],
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}
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#[cfg(f128_enabled)]
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float_bench! {
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name: extend_f32_f128,
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sig: (a: f32) -> f128,
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crate_fn: extend::__extendsftf2,
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crate_fn_ppc: extend::__extendsfkf2,
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sys_fn: __extendsftf2,
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sys_fn_ppc: __extendsfkf2,
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sys_available: not(feature = "no-sys-f128"),
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asm: [],
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}
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#[cfg(f128_enabled)]
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float_bench! {
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name: extend_f64_f128,
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sig: (a: f64) -> f128,
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crate_fn: extend::__extenddftf2,
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crate_fn_ppc: extend::__extenddfkf2,
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sys_fn: __extenddftf2,
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sys_fn_ppc: __extenddfkf2,
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sys_available: not(feature = "no-sys-f128"),
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asm: [],
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}
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pub fn float_extend() {
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let mut criterion = Criterion::default().configure_from_args();
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#[cfg(f16_enabled)]
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{
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extend_f16_f32(&mut criterion);
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extend_f16_f64(&mut criterion);
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#[cfg(f128_enabled)]
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extend_f16_f128(&mut criterion);
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}
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extend_f32_f64(&mut criterion);
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#[cfg(f128_enabled)]
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{
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extend_f32_f128(&mut criterion);
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extend_f64_f128(&mut criterion);
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}
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}
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criterion_main!(float_extend);
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