diff --git a/llvm/test/Regression/CodeGen/X86/shift-double.llx b/llvm/test/Regression/CodeGen/X86/shift-double.llx new file mode 100644 index 000000000000..ee3bc1e99257 --- /dev/null +++ b/llvm/test/Regression/CodeGen/X86/shift-double.llx @@ -0,0 +1,22 @@ +; RUN: llvm-as < %s | llc -march=x86 -x86-asm-syntax=intel -disable-pattern-isel=0 | grep sh[lr]d | wc -l | grep 4 + +long %test1(long %X, ubyte %C) { + %Y = shl long %X, ubyte %C + ret long %Y +} +long %test2(long %X, ubyte %C) { + %Y = shr long %X, ubyte %C + ret long %Y +} +ulong %test3(ulong %X, ubyte %C) { + %Y = shr ulong %X, ubyte %C + ret ulong %Y +} + +uint %test4(uint %A, uint %B, ubyte %C) { + %X = shl uint %A, ubyte %C + %Cv = sub ubyte 32, %C + %Y = shr uint %B, ubyte %Cv + %Z = or uint %Y, %X + ret uint %Z +}