From 93465e6c3106043b8db7089ff7a1a4d610d8f79f Mon Sep 17 00:00:00 2001 From: Taiki Endo Date: Wed, 29 Jan 2025 06:46:05 +0900 Subject: Mark condition/carry bit as clobbered in C-SKY inline assembly --- tests/codegen/asm/csky-clobbers.rs | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 tests/codegen/asm/csky-clobbers.rs (limited to 'tests/codegen/asm') diff --git a/tests/codegen/asm/csky-clobbers.rs b/tests/codegen/asm/csky-clobbers.rs new file mode 100644 index 00000000000..4986d0fe56d --- /dev/null +++ b/tests/codegen/asm/csky-clobbers.rs @@ -0,0 +1,24 @@ +//@ add-core-stubs +//@ compile-flags: --target csky-unknown-linux-gnuabiv2 +//@ needs-llvm-components: csky + +#![crate_type = "rlib"] +#![feature(no_core, asm_experimental_arch)] +#![no_core] + +extern crate minicore; +use minicore::*; + +// CHECK-LABEL: @flags_clobber +// CHECK: call void asm sideeffect "", "~{psr}"() +#[no_mangle] +pub unsafe fn flags_clobber() { + asm!("", options(nostack, nomem)); +} + +// CHECK-LABEL: @no_clobber +// CHECK: call void asm sideeffect "", ""() +#[no_mangle] +pub unsafe fn no_clobber() { + asm!("", options(nostack, nomem, preserves_flags)); +} -- cgit 1.4.1-3-g733a5