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Remove a couple of duplicate calls

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This commit is contained in:
bjorn3 2022-01-09 15:22:46 +01:00
parent c5b969583f
commit 70cc242545
2 changed files with 15 additions and 21 deletions
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25
src/intrinsics/mod.rs
View File

@ -9,7 +9,8 @@ pub(crate) use cpuid::codegen_cpuid_call;
pub(crate) use llvm::codegen_llvm_intrinsic_call;
use rustc_middle::ty::print::with_no_trimmed_paths;
use rustc_span::symbol::{kw, sym};
use rustc_middle::ty::subst::SubstsRef;
use rustc_span::symbol::{kw, sym, Symbol};
use crate::prelude::*;
use cranelift_codegen::ir::AtomicRmwOp;
@ -391,6 +392,7 @@ 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,
@ -410,28 +412,24 @@ pub(crate) fn codegen_intrinsic_call<'tcx>(
};
if intrinsic.as_str().starts_with("simd_") {
self::simd::codegen_simd_intrinsic_call(fx, instance, args, ret, span);
self::simd::codegen_simd_intrinsic_call(fx, intrinsic, substs, args, ret, span);
let ret_block = fx.get_block(destination.expect("SIMD intrinsics don't diverge").1);
fx.bcx.ins().jump(ret_block, &[]);
} else if codegen_float_intrinsic_call(fx, instance, args, ret) {
} else if codegen_float_intrinsic_call(fx, intrinsic, substs, 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);
codegen_regular_intrinsic_call(fx, instance, intrinsic, substs, args, ret, span, destination);
}
}
fn codegen_float_intrinsic_call<'tcx>(
fx: &mut FunctionCx<'_, '_, 'tcx>,
instance: Instance<'tcx>,
intrinsic: Symbol,
substs: SubstsRef<'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, args,
expf32(flt) -> f32 => expf,
@ -479,16 +477,13 @@ fn codegen_float_intrinsic_call<'tcx>(
fn codegen_regular_intrinsic_call<'tcx>(
fx: &mut FunctionCx<'_, '_, 'tcx>,
instance: Instance<'tcx>,
intrinsic: Symbol,
substs: SubstsRef<'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! {

11
src/intrinsics/simd.rs
View File

@ -1,20 +1,19 @@
//! Codegen `extern "platform-intrinsic"` intrinsics.
use rustc_middle::ty::subst::SubstsRef;
use rustc_span::Symbol;
use super::*;
use crate::prelude::*;
pub(super) fn codegen_simd_intrinsic_call<'tcx>(
fx: &mut FunctionCx<'_, '_, 'tcx>,
instance: Instance<'tcx>,
intrinsic: Symbol,
substs: SubstsRef<'tcx>,
args: &[mir::Operand<'tcx>],
ret: CPlace<'tcx>,
span: Span,
) {
let def_id = instance.def_id();
let substs = instance.substs;
let intrinsic = fx.tcx.item_name(def_id);
intrinsic_match! {
fx, intrinsic, substs, args,
_ => {