[LLDB] [Windows] Initial support for ARM64 register contexts

Differential Revision: https://reviews.llvm.org/D67954

llvm-svn: 374866

4 files changed, 111 insertions, 0 deletions

diff --git a/lldb/test/Shell/Register/Inputs/aarch64-fp-read.cpp b/lldb/test/Shell/Register/Inputs/aarch64-fp-read.cpp
new file mode 100644
index 00000000000..c1bf659d023
--- /dev/null
+++ b/lldb/test/Shell/Register/Inputs/aarch64-fp-read.cpp
@@ -0,0 +1,19 @@
+int main() {
+  asm volatile(
+    "fmov     d0,  #0.5\n\t"
+    "fmov     d1,  #1.5\n\t"
+    "fmov     d2,  #2.5\n\t"
+    "fmov     d3,  #3.5\n\t"
+    "fmov     s4,  #4.5\n\t"
+    "fmov     s5,  #5.5\n\t"
+    "fmov     s6,  #6.5\n\t"
+    "fmov     s7,  #7.5\n\t"
+    "\n\t"
+    "brk      #0\n\t"
+    :
+    :
+    : "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+  );
+
+  return 0;
+}
diff --git a/lldb/test/Shell/Register/Inputs/aarch64-gp-read.cpp b/lldb/test/Shell/Register/Inputs/aarch64-gp-read.cpp
new file mode 100644
index 00000000000..4bda5fcfce0
--- /dev/null
+++ b/lldb/test/Shell/Register/Inputs/aarch64-gp-read.cpp
@@ -0,0 +1,47 @@
+#include <cstdint>
+
+struct alignas(16) vec_t {
+  uint64_t a, b;
+};
+
+int main() {
+  constexpr uint64_t gprs[] = {
+    0x0001020304050607,
+    0x1011121314151617,
+    0x2021222324252627,
+    0x3031323334353637,
+    0x4041424344454647,
+    0x5051525354555657,
+    0x6061626364656667,
+    0x7071727374757677,
+  };
+
+  constexpr vec_t vecs[] = {
+    { 0x0F0E0D0C0B0A0908, 0x1716151413121110, },
+    { 0x100F0E0D0C0B0A09, 0x1817161514131211, },
+    { 0x11100F0E0D0C0B0A, 0x1918171615141312, },
+    { 0x1211100F0E0D0C0B, 0x1A19181716151413, },
+    { 0x131211100F0E0D0C, 0x1B1A191817161514, },
+    { 0x14131211100F0E0D, 0x1C1B1A1918171615, },
+    { 0x1514131211100F0E, 0x1D1C1B1A19181716, },
+    { 0x161514131211100F, 0x1E1D1C1B1A191817, },
+  };
+
+  asm volatile(
+    "ldp      x0,  x1,  [%0]\n\t"
+    "ldp      x2,  x3,  [%0, #16]\n\t"
+    "ldp      x4,  x5,  [%0, #32]\n\t"
+    "ldp      x6,  x7,  [%0, #48]\n\t"
+    "\n\t"
+    "ld1      {v0.2d, v1.2d, v2.2d, v3.2d}, [%1], #64\n\t"
+    "ld1      {v4.2d, v5.2d, v6.2d, v7.2d}, [%1], #64\n\t"
+    "\n\t"
+    "brk      #0\n\t"
+    :
+    : "r"(gprs), "r"(vecs)
+    : "x0", "x1", "x2", "x3", "x4", "x5", "x6", "x7",
+      "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+  );
+
+  return 0;
+}
diff --git a/lldb/test/Shell/Register/aarch64-fp-read.test b/lldb/test/Shell/Register/aarch64-fp-read.test
new file mode 100644
index 00000000000..1f4971ba429
--- /dev/null
+++ b/lldb/test/Shell/Register/aarch64-fp-read.test
@@ -0,0 +1,21 @@
+# REQUIRES: native && target-aarch64
+# RUN: %clangxx -fomit-frame-pointer %p/Inputs/aarch64-fp-read.cpp -o %t
+# RUN: %lldb -b -s %s %t | FileCheck %s
+process launch
+
+register read d0
+register read d1
+register read d2
+register read d3
+register read s4
+register read s5
+register read s6
+register read s7
+# CHECK-DAG: d0 = 0.5
+# CHECK-DAG: d1 = 1.5
+# CHECK-DAG: d2 = 2.5
+# CHECK-DAG: d3 = 3.5
+# CHECK-DAG: s4 = 4.5
+# CHECK-DAG: s5 = 5.5
+# CHECK-DAG: s6 = 6.5
+# CHECK-DAG: s7 = 7.5
diff --git a/lldb/test/Shell/Register/aarch64-gp-read.test b/lldb/test/Shell/Register/aarch64-gp-read.test
new file mode 100644
index 00000000000..c400bc3a51a
--- /dev/null
+++ b/lldb/test/Shell/Register/aarch64-gp-read.test
@@ -0,0 +1,24 @@
+# REQUIRES: native && target-aarch64
+# RUN: %clangxx -fomit-frame-pointer %p/Inputs/aarch64-gp-read.cpp -o %t
+# RUN: %lldb -b -s %s %t | FileCheck %s
+process launch
+
+register read --all
+# CHECK-DAG: x0 = 0x0001020304050607
+# CHECK-DAG: x1 = 0x1011121314151617
+# CHECK-DAG: x2 = 0x2021222324252627
+# CHECK-DAG: x3 = 0x3031323334353637
+# CHECK-DAG: x4 = 0x4041424344454647
+# CHECK-DAG: x5 = 0x5051525354555657
+# CHECK-DAG: x6 = 0x6061626364656667
+# CHECK-DAG: x7 = 0x7071727374757677
+# CHECK-DAG: w0 = 0x04050607
+
+# CHECK-DAG: v0 = {0x08 0x09 0x0a 0x0b 0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x12 0x13 0x14 0x15 0x16 0x17}
+# CHECK-DAG: v1 = {0x09 0x0a 0x0b 0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x12 0x13 0x14 0x15 0x16 0x17 0x18}
+# CHECK-DAG: v2 = {0x0a 0x0b 0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x12 0x13 0x14 0x15 0x16 0x17 0x18 0x19}
+# CHECK-DAG: v3 = {0x0b 0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x12 0x13 0x14 0x15 0x16 0x17 0x18 0x19 0x1a}
+# CHECK-DAG: v4 = {0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x12 0x13 0x14 0x15 0x16 0x17 0x18 0x19 0x1a 0x1b}
+# CHECK-DAG: v5 = {0x0d 0x0e 0x0f 0x10 0x11 0x12 0x13 0x14 0x15 0x16 0x17 0x18 0x19 0x1a 0x1b 0x1c}
+# CHECK-DAG: v6 = {0x0e 0x0f 0x10 0x11 0x12 0x13 0x14 0x15 0x16 0x17 0x18 0x19 0x1a 0x1b 0x1c 0x1d}
+# CHECK-DAG: v7 = {0x0f 0x10 0x11 0x12 0x13 0x14 0x15 0x16 0x17 0x18 0x19 0x1a 0x1b 0x1c 0x1d 0x1e}