[XLA] Update LLVM to upstream revision r304927.

Add LLVM build rules for the LLVM AMDGPU backend, commented out by default. Fixes issue #10437.

PiperOrigin-RevId: 158351480

1 files changed, 229 insertions, 10 deletions

diff --git a/third_party/llvm/llvm.BUILD b/third_party/llvm/llvm.BUILD
index 2b52a991c4..32266997a7 100644
--- a/third_party/llvm/llvm.BUILD
+++ b/third_party/llvm/llvm.BUILD
@@ -24,23 +24,20 @@ llvm_host_triple = "x86_64-unknown-linux_gnu"
 
 llvm_targets = [
     "AArch64",
+    # Uncomment to enable the AMDGPU backend.
+    # TODO(phawkins): use a configure-time test.
+    # "AMDGPU",
     "ARM",
     "NVPTX",
     "PowerPC",
     "X86",
 ]
 
-llvm_target_asm_parsers = [
-    "AArch64",
-    "ARM",
-    "NVPTX",
-    "PowerPC",
-    "X86",
-]
+llvm_target_asm_parsers = llvm_targets
 
-llvm_target_asm_printers = llvm_target_asm_parsers
+llvm_target_asm_printers = llvm_targets
 
-llvm_target_disassemblers = llvm_target_asm_parsers
+llvm_target_disassemblers = llvm_targets
 
 # TODO(phawkins): the set of CMake variables was hardcoded for expediency.
 # However, we should really detect many of these via configure-time tests.
@@ -353,6 +350,26 @@ llvm_target_list = [
         ],
     },
     {
+        "name": "AMDGPU",
+        "lower_name": "amdgpu",
+        "short_name": "AMDGPU",
+        "tbl_outs": [
+            ("-gen-register-bank", "lib/Target/AMDGPU/AMDGPUGenRegisterBank.inc"),
+            ("-gen-register-info", "lib/Target/AMDGPU/AMDGPUGenRegisterInfo.inc"),
+            ("-gen-instr-info", "lib/Target/AMDGPU/AMDGPUGenInstrInfo.inc"),
+            ("-gen-dag-isel", "lib/Target/AMDGPU/AMDGPUGenDAGISel.inc"),
+            ("-gen-callingconv", "lib/Target/AMDGPU/AMDGPUGenCallingConv.inc"),
+            ("-gen-subtarget", "lib/Target/AMDGPU/AMDGPUGenSubtargetInfo.inc"),
+            ("-gen-tgt-intrinsic", "lib/Target/AMDGPU/AMDGPUGenIntrinsics.inc"),
+            ("-gen-emitter", "lib/Target/AMDGPU/AMDGPUGenMCCodeEmitter.inc"),
+            ("-gen-dfa-packetizer", "lib/Target/AMDGPU/AMDGPUGenDFAPacketizer.inc"),
+            ("-gen-asm-writer", "lib/Target/AMDGPU/AMDGPUGenAsmWriter.inc"),
+            ("-gen-asm-matcher", "lib/Target/AMDGPU/AMDGPUGenAsmMatcher.inc"),
+            ("-gen-disassembler", "lib/Target/AMDGPU/AMDGPUGenDisassemblerTables.inc"),
+            ("-gen-pseudo-lowering", "lib/Target/AMDGPU/AMDGPUGenMCPseudoLowering.inc"),
+        ],
+    },
+    {
         "name": "ARM",
         "lower_name": "arm",
         "short_name": "ARM",
@@ -436,7 +453,6 @@ llvm_target_list = [
             "include/llvm/IR/Intrinsics*.td",
             "include/llvm/TableGen/*.td",
             "include/llvm/Target/*.td",
-            "include/llvm/Target/GlobalISel/*.td",
         ]),
     )
     for target in llvm_target_list
@@ -648,6 +664,7 @@ cc_library(
         "include/llvm/Analysis/*.inc",
     ]),
     deps = [
+        ":binary_format",
         ":config",
         ":core",
         ":object",
@@ -657,6 +674,184 @@ cc_library(
 )
 
 cc_library(
+    name = "amdgpu_desc",
+    srcs = glob([
+        "lib/Target/AMDGPU/MCTargetDesc/*.c",
+        "lib/Target/AMDGPU/MCTargetDesc/*.cpp",
+        "lib/Target/AMDGPU/MCTargetDesc/*.inc",
+    ]),
+    hdrs = glob([
+        "include/llvm/Target/AMDGPU/MCTargetDesc/*.h",
+        "include/llvm/Target/AMDGPU/MCTargetDesc/*.def",
+        "include/llvm/Target/AMDGPU/MCTargetDesc/*.inc",
+        "lib/Target/AMDGPU/MCTargetDesc/*.h",
+    ]),
+    copts = ["-Iexternal/llvm/lib/Target/AMDGPU"],
+    deps = [
+        ":amdgpu_asm_printer",
+        ":amdgpu_info",
+        ":amdgpu_utils",
+        ":config",
+        ":core",
+        ":mc",
+        ":support",
+    ],
+)
+
+cc_library(
+    name = "amdgpu_disassembler",
+    srcs = glob([
+        "lib/Target/AMDGPU/Disassembler/*.c",
+        "lib/Target/AMDGPU/Disassembler/*.cpp",
+        "lib/Target/AMDGPU/Disassembler/*.inc",
+    ]),
+    hdrs = glob([
+        "include/llvm/Target/AMDGPU/Disassembler/*.h",
+        "include/llvm/Target/AMDGPU/Disassembler/*.def",
+        "include/llvm/Target/AMDGPU/Disassembler/*.inc",
+        "lib/Target/AMDGPU/Disassembler/*.h",
+    ]),
+    copts = ["-Iexternal/llvm/lib/Target/AMDGPU"],
+    deps = [
+        ":amdgpu_desc",
+        ":amdgpu_info",
+        ":amdgpu_utils",
+        ":config",
+        ":mc",
+        ":mc_disassembler",
+        ":support",
+    ],
+)
+
+cc_library(
+    name = "amdgpu_info",
+    srcs = glob([
+        "lib/Target/AMDGPU/TargetInfo/*.c",
+        "lib/Target/AMDGPU/TargetInfo/*.cpp",
+        "lib/Target/AMDGPU/TargetInfo/*.inc",
+    ]),
+    hdrs = glob([
+        "include/llvm/Target/AMDGPU/TargetInfo/*.h",
+        "include/llvm/Target/AMDGPU/TargetInfo/*.def",
+        "include/llvm/Target/AMDGPU/TargetInfo/*.inc",
+        "lib/Target/AMDGPU/TargetInfo/*.h",
+    ]),
+    copts = ["-Iexternal/llvm/lib/Target/AMDGPU"],
+    deps = [
+        ":amdgpu_target_gen",
+        ":config",
+        ":core",
+        ":support",
+    ],
+)
+
+cc_library(
+    name = "amdgpu_utils",
+    srcs = glob([
+        "lib/Target/AMDGPU/Utils/*.c",
+        "lib/Target/AMDGPU/Utils/*.cpp",
+        "lib/Target/AMDGPU/Utils/*.inc",
+    ]),
+    hdrs = glob([
+        "include/llvm/Target/AMDGPU/Utils/*.h",
+        "include/llvm/Target/AMDGPU/Utils/*.def",
+        "include/llvm/Target/AMDGPU/Utils/*.inc",
+        "lib/Target/AMDGPU/Utils/*.h",
+    ]),
+    copts = ["-Iexternal/llvm/lib/Target/AMDGPU"],
+    deps = [
+        ":amdgpu_target_gen",
+        ":config",
+        ":core",
+        ":mc",
+        ":support",
+    ],
+)
+
+cc_library(
+    name = "amdgpu_asm_parser",
+    srcs = glob([
+        "lib/Target/AMDGPU/AsmParser/*.c",
+        "lib/Target/AMDGPU/AsmParser/*.cpp",
+        "lib/Target/AMDGPU/AsmParser/*.inc",
+    ]),
+    hdrs = glob([
+        "include/llvm/Target/AMDGPU/AsmParser/*.h",
+        "include/llvm/Target/AMDGPU/AsmParser/*.def",
+        "include/llvm/Target/AMDGPU/AsmParser/*.inc",
+        "lib/Target/AMDGPU/AsmParser/*.h",
+    ]),
+    copts = ["-Iexternal/llvm/lib/Target/AMDGPU"],
+    deps = [
+        ":amdgpu_desc",
+        ":amdgpu_info",
+        ":amdgpu_utils",
+        ":config",
+        ":mc",
+        ":mc_parser",
+        ":support",
+    ],
+)
+
+cc_library(
+    name = "amdgpu_asm_printer",
+    srcs = glob([
+        "lib/Target/AMDGPU/InstPrinter/*.c",
+        "lib/Target/AMDGPU/InstPrinter/*.cpp",
+        "lib/Target/AMDGPU/InstPrinter/*.inc",
+    ]),
+    hdrs = glob([
+        "include/llvm/Target/AMDGPU/InstPrinter/*.h",
+        "include/llvm/Target/AMDGPU/InstPrinter/*.def",
+        "include/llvm/Target/AMDGPU/InstPrinter/*.inc",
+        "lib/Target/AMDGPU/InstPrinter/*.h",
+    ]),
+    copts = ["-Iexternal/llvm/lib/Target/AMDGPU"],
+    deps = [
+        ":amdgpu_utils",
+        ":config",
+        ":mc",
+        ":support",
+    ],
+)
+
+cc_library(
+    name = "amdgpu_code_gen",
+    srcs = glob([
+        "lib/Target/AMDGPU/*.c",
+        "lib/Target/AMDGPU/*.cpp",
+        "lib/Target/AMDGPU/*.inc",
+    ]),
+    hdrs = glob([
+        "include/llvm/Target/AMDGPU/*.h",
+        "include/llvm/Target/AMDGPU/*.def",
+        "include/llvm/Target/AMDGPU/*.inc",
+        "lib/Target/AMDGPU/*.h",
+    ]),
+    copts = ["-Iexternal/llvm/lib/Target/AMDGPU"],
+    deps = [
+        ":amdgpu_asm_printer",
+        ":amdgpu_desc",
+        ":amdgpu_info",
+        ":amdgpu_utils",
+        ":analysis",
+        ":asm_printer",
+        ":code_gen",
+        ":config",
+        ":core",
+        ":global_i_sel",
+        ":ipo",
+        ":mc",
+        ":scalar",
+        ":selection_dag",
+        ":support",
+        ":target",
+        ":transform_utils",
+        ":vectorize",
+    ],
+)
+
+cc_library(
     name = "arm_asm_parser",
     srcs = glob([
         "lib/Target/ARM/AsmParser/*.c",
@@ -824,6 +1019,7 @@ cc_library(
         "include/llvm/AsmParser/*.inc",
     ]),
     deps = [
+        ":binary_format",
         ":config",
         ":core",
         ":support",
@@ -842,9 +1038,11 @@ cc_library(
         "include/llvm/CodeGen/AsmPrinter/*.h",
         "include/llvm/CodeGen/AsmPrinter/*.def",
         "include/llvm/CodeGen/AsmPrinter/*.inc",
+        "lib/CodeGen/AsmPrinter/*.def",
     ]),
     deps = [
         ":analysis",
+        ":binary_format",
         ":code_gen",
         ":config",
         ":core",
@@ -858,6 +1056,25 @@ cc_library(
 )
 
 cc_library(
+    name = "binary_format",
+    srcs = glob([
+        "lib/BinaryFormat/*.c",
+        "lib/BinaryFormat/*.cpp",
+        "lib/BinaryFormat/*.inc",
+        "lib/BinaryFormat/*.h",
+    ]),
+    hdrs = glob([
+        "include/llvm/BinaryFormat/*.h",
+        "include/llvm/BinaryFormat/*.def",
+        "include/llvm/BinaryFormat/*.inc",
+    ]),
+    deps = [
+        ":config",
+        ":support",
+    ],
+)
+
+cc_library(
     name = "bit_reader",
     srcs = glob([
         "lib/Bitcode/Reader/*.c",
@@ -956,6 +1173,7 @@ cc_library(
     deps = [
         ":attributes_compat_gen",
         ":attributes_gen",
+        ":binary_format",
         ":config",
         ":intrinsics_gen",
         ":support",
@@ -1376,6 +1594,7 @@ cc_library(
         "include/llvm/Object/*.inc",
     ]),
     deps = [
+        ":binary_format",
         ":bit_reader",
         ":config",
         ":core",