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Re-add things that shouldn't have been removed

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This commit is contained in:
khyperia 2020-09-21 15:38:06 +02:00
parent ebff8a8f39
commit 11fcf56935
1 changed files with 21 additions and 0 deletions
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21
rustc_codegen_spirv/src/builder/intrinsics.rs
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@ -82,6 +82,27 @@ impl<'a, 'tcx> IntrinsicCallMethods<'tcx> for Builder<'a, 'tcx> {
return;
}
sym::saturating_add => {
assert_eq!(arg_tys[0], arg_tys[1]);
match &arg_tys[0].kind() {
TyKind::Int(_) | TyKind::Uint(_) => {
self.add(args[0].immediate(), args[1].immediate())
}
TyKind::Float(_) => self.fadd(args[0].immediate(), args[1].immediate()),
other => panic!("Unimplemented intrinsic type: {:#?}", other),
}
}
sym::saturating_sub => {
assert_eq!(arg_tys[0], arg_tys[1]);
match &arg_tys[0].kind() {
TyKind::Int(_) | TyKind::Uint(_) => {
self.sub(args[0].immediate(), args[1].immediate())
}
TyKind::Float(_) => self.fsub(args[0].immediate(), args[1].immediate()),
other => panic!("Unimplemented intrinsic type: {:#?}", other),
}
}
// TODO: Configure these to be ocl vs. gl ext instructions, etc.
sym::sqrtf32 | sym::sqrtf64 => {
if self.kernel_mode {