llvm/test/CodeGen/NVPTX/local-stack-frame.ll
Justin Holewinski 7e6565112b [NVPTX] Rename registers %fl -> %fd and %rl -> %rd
This matches the internal behavior of NVIDIA tools like libnvvm.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213168 91177308-0d34-0410-b5e6-96231b3b80d8
2014-07-16 16:26:58 +00:00

19 lines
796 B
LLVM

; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s --check-prefix=PTX32
; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s --check-prefix=PTX64
; Ensure we access the local stack properly
; PTX32: mov.u32 %r{{[0-9]+}}, __local_depot{{[0-9]+}};
; PTX32: cvta.local.u32 %SP, %r{{[0-9]+}};
; PTX32: ld.param.u32 %r{{[0-9]+}}, [foo_param_0];
; PTX32: st.volatile.u32 [%SP+0], %r{{[0-9]+}};
; PTX64: mov.u64 %rd{{[0-9]+}}, __local_depot{{[0-9]+}};
; PTX64: cvta.local.u64 %SP, %rd{{[0-9]+}};
; PTX64: ld.param.u32 %r{{[0-9]+}}, [foo_param_0];
; PTX64: st.volatile.u32 [%SP+0], %r{{[0-9]+}};
define void @foo(i32 %a) {
%local = alloca i32, align 4
store volatile i32 %a, i32* %local
ret void
}