diff options
Diffstat (limited to 'tests/assembly/nvptx-linking-cdylib.rs')
| -rw-r--r-- | tests/assembly/nvptx-linking-cdylib.rs | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/tests/assembly/nvptx-linking-cdylib.rs b/tests/assembly/nvptx-linking-cdylib.rs new file mode 100644 index 000000000..bdbc30ea9 --- /dev/null +++ b/tests/assembly/nvptx-linking-cdylib.rs @@ -0,0 +1,39 @@ +// assembly-output: ptx-linker +// compile-flags: --crate-type cdylib +// only-nvptx64 +// ignore-nvptx64 + +#![feature(abi_ptx)] +#![no_std] + +// aux-build: breakpoint-panic-handler.rs +extern crate breakpoint_panic_handler; + +// aux-build: non-inline-dependency.rs +extern crate non_inline_dependency as dep; + +// Make sure declarations are there. +// CHECK: .func (.param .b32 func_retval0) wrapping_external_fn +// CHECK: .func (.param .b32 func_retval0) panicking_external_fn + +// CHECK-LABEL: .visible .entry top_kernel( +#[no_mangle] +pub unsafe extern "ptx-kernel" fn top_kernel(a: *const u32, b: *mut u32) { + // CHECK: call.uni (retval0), + // CHECK-NEXT: wrapping_external_fn + // CHECK: ld.param.b32 %[[LHS:r[0-9]+]], [retval0+0]; + let lhs = dep::wrapping_external_fn(*a); + + // CHECK: call.uni (retval0), + // CHECK-NEXT: panicking_external_fn + // CHECK: ld.param.b32 %[[RHS:r[0-9]+]], [retval0+0]; + let rhs = dep::panicking_external_fn(*a); + + // CHECK: add.s32 %[[RES:r[0-9]+]], %[[RHS]], %[[LHS]]; + // CHECK: st.global.u32 [%{{rd[0-9]+}}], %[[RES]]; + *b = lhs + rhs; +} + +// Verify that external function bodies are available. +// CHECK: .func (.param .b32 func_retval0) wrapping_external_fn +// CHECK: .func (.param .b32 func_retval0) panicking_external_fn |