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Split codegen_intrinsic_call function 

This should reduce compile times of cg_clif
This commit is contained in:
bjorn3 2022-01-09 15:17:42 +01:00
parent 9913630158
commit c5b969583f
1 changed files with 36 additions and 13 deletions
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49
src/intrinsics/mod.rs
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@ -73,7 +73,7 @@ macro intrinsic_match {
}
macro call_intrinsic_match {
($fx:expr, $intrinsic:expr, $substs:expr, $ret:expr, $destination:expr, $args:expr, $(
($fx:expr, $intrinsic:expr, $substs:expr, $ret:expr, $args:expr, $(
$name:ident($($arg:ident),*) -> $ty:ident => $func:ident,
)*) => {
match $intrinsic {
@ -87,19 +87,13 @@ macro call_intrinsic_match {
let res = $fx.easy_call(stringify!($func), &[$($arg),*], $fx.tcx.types.$ty);
$ret.write_cvalue($fx, res);
if let Some((_, dest)) = $destination {
let ret_block = $fx.get_block(dest);
$fx.bcx.ins().jump(ret_block, &[]);
return;
} else {
unreachable!();
}
return true;
} else {
bug!("wrong number of args for intrinsic {:?}", $intrinsic);
}
}
)*
_ => {}
_ => false,
}
}
}
@ -397,7 +391,6 @@ pub(crate) fn codegen_intrinsic_call<'tcx>(
span: Span,
) {
let intrinsic = fx.tcx.item_name(instance.def_id());
let substs = instance.substs;
let ret = match destination {
Some((place, _)) => place,
@ -420,13 +413,27 @@ pub(crate) fn codegen_intrinsic_call<'tcx>(
self::simd::codegen_simd_intrinsic_call(fx, instance, args, ret, span);
let ret_block = fx.get_block(destination.expect("SIMD intrinsics don't diverge").1);
fx.bcx.ins().jump(ret_block, &[]);
return;
} else if codegen_float_intrinsic_call(fx, instance, args, ret) {
let ret_block = fx.get_block(destination.expect("Float intrinsics don't diverge").1);
fx.bcx.ins().jump(ret_block, &[]);
} else {
codegen_regular_intrinsic_call(fx, instance, args, ret, span, destination);
}
}
let usize_layout = fx.layout_of(fx.tcx.types.usize);
fn codegen_float_intrinsic_call<'tcx>(
fx: &mut FunctionCx<'_, '_, 'tcx>,
instance: Instance<'tcx>,
args: &[mir::Operand<'tcx>],
ret: CPlace<'tcx>,
) -> bool {
let def_id = instance.def_id();
let substs = instance.substs;
let intrinsic = fx.tcx.item_name(def_id);
call_intrinsic_match! {
fx, intrinsic, substs, ret, destination, args,
fx, intrinsic, substs, ret, args,
expf32(flt) -> f32 => expf,
expf64(flt) -> f64 => exp,
exp2f32(flt) -> f32 => exp2f,
@ -467,6 +474,22 @@ pub(crate) fn codegen_intrinsic_call<'tcx>(
cosf32(flt) -> f32 => cosf,
cosf64(flt) -> f64 => cos,
}
}
fn codegen_regular_intrinsic_call<'tcx>(
fx: &mut FunctionCx<'_, '_, 'tcx>,
instance: Instance<'tcx>,
args: &[mir::Operand<'tcx>],
ret: CPlace<'tcx>,
span: Span,
destination: Option<(CPlace<'tcx>, BasicBlock)>,
) {
let def_id = instance.def_id();
let substs = instance.substs;
let intrinsic = fx.tcx.item_name(def_id);
let usize_layout = fx.layout_of(fx.tcx.types.usize);
intrinsic_match! {
fx, intrinsic, substs, args,