diff options
Diffstat (limited to 'test/CodeGen/X86/remat-mov-0.ll')
| -rw-r--r-- | test/CodeGen/X86/remat-mov-0.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/CodeGen/X86/remat-mov-0.ll b/test/CodeGen/X86/remat-mov-0.ll new file mode 100644 index 0000000..c4f768c --- /dev/null +++ b/test/CodeGen/X86/remat-mov-0.ll @@ -0,0 +1,13 @@ +; RUN: llc < %s -march=x86-64 | grep {xorl %edi, %edi} | count 4 + +; CodeGen should remat the zero instead of spilling it. + +declare void @foo(i64 %p) + +define void @bar() nounwind { + call void @foo(i64 0) + call void @foo(i64 0) + call void @foo(i64 0) + call void @foo(i64 0) + ret void +} |
