diff options
Diffstat (limited to 'test/SemaCUDA/asm-constraints-mixed.cu')
| -rw-r--r-- | test/SemaCUDA/asm-constraints-mixed.cu | 32 |
1 files changed, 28 insertions, 4 deletions
diff --git a/test/SemaCUDA/asm-constraints-mixed.cu b/test/SemaCUDA/asm-constraints-mixed.cu index a4ac9c65c99f..a3b1e1a08c51 100644 --- a/test/SemaCUDA/asm-constraints-mixed.cu +++ b/test/SemaCUDA/asm-constraints-mixed.cu @@ -1,15 +1,39 @@ +// REQUIRES: x86-registered-target +// REQUIRES: nvptx-registered-target // RUN: %clang_cc1 -triple nvptx-unknown-cuda -fsyntax-only -fcuda-is-device -verify %s // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fsyntax-only -verify %s -// expected-no-diagnostics + +__attribute__((device)) register long global_dev_reg asm("r0"); +__attribute__((device)) register long + global_dev_hreg asm("rsp"); // device-side error + +register long global_host_reg asm("rsp"); +register long global_host_dreg asm("r0"); // host-side error __attribute__((device)) void df() { + register long local_dev_reg asm("r0"); + register long local_host_reg asm("rsp"); // device-side error short h; // asm with PTX constraints. Some of them are PTX-specific. - __asm__("dont care" : "=h"(h): "f"(0.0), "d"(0.0), "h"(0), "r"(0), "l"(0)); + __asm__("dont care" : "=h"(h) : "f"(0.0), "d"(0.0), "h"(0), "r"(0), "l"(0)); } void hf() { + register long local_dev_reg asm("r0"); // host-side error + register long local_host_reg asm("rsp"); int a; - // Asm with x86 constraints that are not supported by PTX. - __asm__("dont care" : "=a"(a): "a"(0), "b"(0), "c"(0)); + // Asm with x86 constraints and registers that are not supported by PTX. + __asm__("dont care" : "=a"(a) : "a"(0), "b"(0), "c"(0) : "flags"); } + +// Check errors in named register variables. +// We should only see errors relevant to current compilation mode. +#if defined(__CUDA_ARCH__) +// Device-side compilation: +// expected-error@8 {{unknown register name 'rsp' in asm}} +// expected-error@15 {{unknown register name 'rsp' in asm}} +#else +// Host-side compilation: +// expected-error@11 {{unknown register name 'r0' in asm}} +// expected-error@22 {{unknown register name 'r0' in asm}} +#endif |