25 lines
692 B
Zig
25 lines
692 B
Zig
const compiler_rt = @import("../compiler_rt.zig");
|
|
const symbol = compiler_rt.symbol;
|
|
const truncf = @import("./truncf.zig").truncf;
|
|
|
|
comptime {
|
|
if (compiler_rt.gnu_f16_abi) {
|
|
symbol(&__gnu_f2h_ieee, "__gnu_f2h_ieee");
|
|
} else if (compiler_rt.want_aeabi) {
|
|
symbol(&__aeabi_f2h, "__aeabi_f2h");
|
|
}
|
|
symbol(&__truncsfhf2, "__truncsfhf2");
|
|
}
|
|
|
|
pub fn __truncsfhf2(a: f32) callconv(.c) compiler_rt.F16T(f32) {
|
|
return @bitCast(truncf(f16, f32, a));
|
|
}
|
|
|
|
fn __gnu_f2h_ieee(a: f32) callconv(.c) compiler_rt.F16T(f32) {
|
|
return @bitCast(truncf(f16, f32, a));
|
|
}
|
|
|
|
fn __aeabi_f2h(a: f32) callconv(.{ .arm_aapcs = .{} }) u16 {
|
|
return @bitCast(truncf(f16, f32, a));
|
|
}
|