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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 02:49:50 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 02:49:50 +0000
commit9835e2ae736235810b4ea1c162ca5e65c547e770 (patch)
tree3fcebf40ed70e581d776a8a4c65923e8ec20e026 /tests/codegen/loongarch-abi/call-llvm-intrinsics.rs
parentReleasing progress-linux version 1.70.0+dfsg2-1~progress7.99u1. (diff)
downloadrustc-9835e2ae736235810b4ea1c162ca5e65c547e770.tar.xz
rustc-9835e2ae736235810b4ea1c162ca5e65c547e770.zip
Merging upstream version 1.71.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/codegen/loongarch-abi/call-llvm-intrinsics.rs')
-rw-r--r--tests/codegen/loongarch-abi/call-llvm-intrinsics.rs31
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/codegen/loongarch-abi/call-llvm-intrinsics.rs b/tests/codegen/loongarch-abi/call-llvm-intrinsics.rs
new file mode 100644
index 000000000..4b78f6e24
--- /dev/null
+++ b/tests/codegen/loongarch-abi/call-llvm-intrinsics.rs
@@ -0,0 +1,31 @@
+// compile-flags: -C no-prepopulate-passes
+
+// only-loongarch64
+
+#![feature(link_llvm_intrinsics)]
+#![crate_type = "lib"]
+
+struct A;
+
+impl Drop for A {
+ fn drop(&mut self) {
+ println!("A");
+ }
+}
+
+extern "C" {
+ #[link_name = "llvm.sqrt.f32"]
+ fn sqrt(x: f32) -> f32;
+}
+
+pub fn do_call() {
+ let _a = A;
+
+ unsafe {
+ // Ensure that we `call` LLVM intrinsics instead of trying to `invoke` them
+ // CHECK: store float 4.000000e+00, ptr %{{.}}, align 4
+ // CHECK: load float, ptr %{{.}}, align 4
+ // CHECK: call float @llvm.sqrt.f32(float %{{.}}
+ sqrt(4.0);
+ }
+}