Re-land "[test] Split LLDB tests into API, Shell & Unit"

The original patch got reverted because it broke `check-lldb` on a clean
build. This fixes that.

llvm-svn: 374201

1 files changed, 33 insertions, 0 deletions

diff --git a/lldb/test/Shell/Register/Inputs/x86-64-gp-read.cpp b/lldb/test/Shell/Register/Inputs/x86-64-gp-read.cpp
new file mode 100644
index 00000000000..857b9e09949
--- /dev/null
+++ b/lldb/test/Shell/Register/Inputs/x86-64-gp-read.cpp
@@ -0,0 +1,33 @@
+#include <cstdint>
+
+int main() {
+  constexpr uint64_t rax = 0x0102030405060708;
+  constexpr uint64_t rbx = 0x1112131415161718;
+  constexpr uint64_t rcx = 0x2122232425262728;
+  constexpr uint64_t rdx = 0x3132333435363738;
+  constexpr uint64_t rsp = 0x4142434445464748;
+  constexpr uint64_t rbp = 0x5152535455565758;
+  constexpr uint64_t rsi = 0x6162636465666768;
+  constexpr uint64_t rdi = 0x7172737475767778;
+
+  asm volatile(
+    // save rsp & rbp
+    "movq    %%rsp, %%r8\n\t"
+    "movq    %%rbp, %%r9\n\t"
+    "\n\t"
+    "movq    %4, %%rsp\n\t"
+    "movq    %5, %%rbp\n\t"
+    "\n\t"
+    "int3\n\t"
+    "\n\t"
+    // restore rsp & rbp
+    "movq    %%r8, %%rsp\n\t"
+    "movq    %%r9, %%rbp"
+    :
+    : "a"(rax), "b"(rbx), "c"(rcx), "d"(rdx), "i"(rsp), "i"(rbp), "S"(rsi),
+      "D"(rdi)
+    : "%r8", "%r9"
+  );
+
+  return 0;
+}