mikros/rust
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

fix simd_frem intrinsic implementation

Browse Source 
The simd intrinsic handler was delegating implementation of `simd_frem`
to `Builder::frem`, which wasn't able to handle vector-typed inputs.  To
fix this, teach this method how to handle vector inputs.

Signed-off-by: Andy Sadler <andrewsadler122@gmail.com>
This commit is contained in:
Andy Sadler 2023-10-08 00:13:10 -05:00
parent 6d13f949ee
commit 70586a23a7
No known key found for this signature in database
GPG Key ID: 7A53357CD58173DD
1 changed files with 19 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
src/builder.rs
View File

@ -606,12 +606,29 @@ fn frem(&mut self, a: RValue<'gcc>, b: RValue<'gcc>) -> RValue<'gcc> {
// ../../../gcc/gcc/cfgexpand.cc:6069
// 0x7f0101bf9194 execute
// ../../../gcc/gcc/cfgexpand.cc:6795
if a.get_type().is_compatible_with(self.cx.float_type) {
let a_type = a.get_type();
let a_type_unqualified = a_type.unqualified();
if a_type.is_compatible_with(self.cx.float_type) {
let fmodf = self.context.get_builtin_function("fmodf");
// FIXME(antoyo): this seems to produce the wrong result.
return self.context.new_call(None, fmodf, &[a, b]);
}
assert_eq!(a.get_type().unqualified(), self.cx.double_type);
else if let Some(vector_type) = a_type_unqualified.dyncast_vector() {
assert_eq!(a_type_unqualified, b.get_type().unqualified());
let num_units = vector_type.get_num_units();
let new_elements: Vec<_> = (0..num_units)
.map(|i| {
let index = self.context.new_rvalue_from_long(self.cx.type_u32(), i as _);
let x = self.extract_element(a, index).to_rvalue();
let y = self.extract_element(b, index).to_rvalue();
self.frem(x, y)
})
.collect();
return self.context.new_rvalue_from_vector(None, a_type, &new_elements)
}
assert_eq!(a_type_unqualified, self.cx.double_type);
let fmod = self.context.get_builtin_function("fmod");
return self.context.new_call(None, fmod, &[a, b]);