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//@ add-core-stubs
//@ compile-flags: -Copt-level=0 -Cdebuginfo=0 --target riscv64gc-unknown-linux-gnu
//@ needs-llvm-components: riscv
#![feature(no_core, lang_items)]
#![no_std]
#![no_core]
#![crate_type = "lib"]
extern crate minicore;
use minicore::*;
#[repr(C, align(64))]
struct Aligned(f64);
#[repr(C, align(64))]
struct AlignedPair(f32, f64);
impl Copy for Aligned {}
impl Copy for AlignedPair {}
// CHECK-LABEL: define double @read_aligned
#[unsafe(no_mangle)]
pub extern "C" fn read_aligned(x: &Aligned) -> Aligned {
// CHECK: %[[TEMP:.*]] = alloca [64 x i8], align 64
// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 64 %[[TEMP]], ptr align 64 %[[PTR:.*]], i64 64, i1 false)
// CHECK-NEXT: %[[RES:.*]] = load double, ptr %[[TEMP]], align 64
// CHECK-NEXT: ret double %[[RES]]
*x
}
// CHECK-LABEL: define { float, double } @read_aligned_pair
#[unsafe(no_mangle)]
pub extern "C" fn read_aligned_pair(x: &AlignedPair) -> AlignedPair {
// CHECK: %[[TEMP:.*]] = alloca [64 x i8], align 64
// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 64 %[[TEMP]], ptr align 64 %[[PTR:.*]], i64 64, i1 false)
// CHECK-NEXT: %[[FIRST:.*]] = load float, ptr %[[TEMP]], align 64
// CHECK-NEXT: %[[SECOND_PTR:.*]] = getelementptr inbounds i8, ptr %[[TEMP]], i64 8
// CHECK-NEXT: %[[SECOND:.*]] = load double, ptr %[[SECOND_PTR]], align 8
// CHECK-NEXT: %[[RES1:.*]] = insertvalue { float, double } poison, float %[[FIRST]], 0
// CHECK-NEXT: %[[RES2:.*]] = insertvalue { float, double } %[[RES1]], double %[[SECOND]], 1
// CHECK-NEXT: ret { float, double } %[[RES2]]
*x
}
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