[Bazel] Update for dbed061bf1

[GMNGeoffrey]

Summary

This adds Bazel configuration for the TargetMCA targets, which currently
only includes AMDGPU.

[rnk]

lgtm

utils/bazel/llvm-project-overlay/llvm/BUILD.bazel

 enum_targets_gen(
     name = "asm_printers_def_gen",
     src = "include/llvm/Config/AsmPrinters.def.in",
     out = "include/llvm/Config/AsmPrinters.def",
     macro_name = "ASM_PRINTER",
     targets = llvm_targets,
 )
 
+# TODO(gcmn): We should derive these lists from the presence of CMakeLists.txt
+# files, as is done in the CMake build.
 # List of targets with ASM parsers, filtered to our list of overall targets.
 llvm_target_asm_parsers = [t for t in [
     "AArch64",
     "AMDGPU",
     "ARM",
     "BPF",
     "Hexagon",
     "Lanai",

 enum_targets_gen(
     name = "disassemblers_def_gen",
     src = "include/llvm/Config/Disassemblers.def.in",
     out = "include/llvm/Config/Disassemblers.def",
     macro_name = "DISASSEMBLER",
     targets = llvm_target_disassemblers,
 )
 
+# List of targets with mca, filtered to our list of overall targets.
+llvm_target_mcas = [t for t in [
+    "AMDGPU",
+] if t in llvm_targets]
+
+enum_targets_gen(
+    name = "target_mca_def_gen",
+    src = "include/llvm/Config/TargetMCAs.def.in",
+    out = "include/llvm/Config/TargetMCAs.def",
+    macro_name = "TARGETMCA",
+    targets = llvm_target_mcas,
+)
+
 # TODO: Need to replace this with something that actually extracts the git
 # commit from the LLVM source (submodule or http_archive).
 genrule(
     name = "version_info_gen",
     outs = ["include/llvm/Config/VersionInfo.h"],
     cmd = "echo \"#define LLVM_VERSION_INFO \\\"git\\\"\" > $@",
 )
 
cc_library(
     copts = llvm_copts,
     defines = llvm_config_defines,
     includes = ["include"],
     textual_hdrs = [
         "include/llvm/Config/AsmParsers.def",
         "include/llvm/Config/AsmPrinters.def",
         "include/llvm/Config/Disassemblers.def",
         "include/llvm/Config/Targets.def",
+        "include/llvm/Config/TargetMCAs.def",
         # Needed for include scanner to find execinfo.h
         "include/llvm/Config/config.h",
     ],
 )
 
 cc_library(
     name = "Demangle",
     srcs = glob([
[cc_library(
             ":Support",
             ":Target",
             ":" + target["name"] + "CodeGen",
             ":" + target["name"] + "DisassemblerInternalHeaders",
             ":" + target["name"] + "CommonTableGen",
             ":" + target["name"] + "UtilsAndDesc",
         ],
     )],
+    [cc_library(
+        name = target["name"] + "TargetMCA",
+        srcs = glob([
+            "lib/Target/" + target["name"] + "/MCA/*.cpp",
+            "lib/Target/" + target["name"] + "/MCA/*.c",
+            "lib/Target/" + target["name"] + "/MCA/*.h",
+        ]),
+        copts = llvm_copts,
+        deps = [
+            ":MC",
+            ":MCA",
+            ":MCParser",
+            ":Support",
+            ":" + target["name"] + "DisassemblerInternalHeaders",
+            ":" + target["name"] + "Info",
+            ":" + target["name"] + "UtilsAndDesc",
+        ],
+    )],
 ] for target in llvm_target_lib_list]
 
 cc_library(
     name = "AllTargetsCodeGens",
     copts = llvm_copts,
     deps = [
         target["name"] + "CodeGen"
         for target in llvm_target_lib_list
cc_library(
     copts = llvm_copts,
     deps = [
         target["name"] + "Disassembler"
         for target in llvm_target_lib_list
     ],
 )
 
 cc_library(
+    name = "AllTargetsMCAs",
+    copts = llvm_copts,
+    deps = [
+        target["name"] + "TargetMCA"
+        for target in llvm_target_lib_list
+    ],
+)
+
+cc_library(
     name = "pass_registry_def",
     copts = llvm_copts,
     textual_hdrs = ["lib/Passes/PassRegistry.def"],
 )
 
 cc_library(
     name = "MLPolicies",
     srcs = glob([
srcs = glob([
         "tools/llvm-mca/Views/*.cpp",
     ]),
     copts = llvm_copts,
     stamp = 0,
     deps = [
         ":AllTargetsAsmParsers",
         ":AllTargetsCodeGens",
         ":AllTargetsDisassemblers",
+        ":AllTargetsMCAs",
         ":MC",
         ":MCA",
         ":MCParser",
         ":Support",
         ":llvm-mca-headers",
     ],
 )
 

utils/bazel/llvm-project-overlay/llvm/config.bzl

 # This file is licensed under the Apache License v2.0 with LLVM Exceptions.
 # See https://llvm.org/LICENSE.txt for license information.
 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 """Defines variables that use selects to configure LLVM based on platform."""
 
 def native_arch_defines(arch, triple):
     return [
         "LLVM_NATIVE_ARCH=\\\"{}\\\"".format(arch),
         "LLVM_NATIVE_ASMPARSER=LLVMInitialize{}AsmParser".format(arch),
         "LLVM_NATIVE_ASMPRINTER=LLVMInitialize{}AsmPrinter".format(arch),
         "LLVM_NATIVE_DISASSEMBLER=LLVMInitialize{}Disassembler".format(arch),
         "LLVM_NATIVE_TARGET=LLVMInitialize{}Target".format(arch),
         "LLVM_NATIVE_TARGETINFO=LLVMInitialize{}TargetInfo".format(arch),
         "LLVM_NATIVE_TARGETMC=LLVMInitialize{}TargetMC".format(arch),
+        "LLVM_NATIVE_TARGETMCA=LLVMInitialize{}TargetMCA".format(arch),
         "LLVM_HOST_TRIPLE=\\\"{}\\\"".format(triple),
         "LLVM_DEFAULT_TARGET_TRIPLE=\\\"{}\\\"".format(triple),
     ]
 
 posix_defines = [
     "LLVM_ON_UNIX=1",
     "HAVE_BACKTRACE=1",
     "BACKTRACE_HEADER=<execinfo.h>",

utils/bazel/llvm-project-overlay/llvm/include/llvm/Config/llvm-config.h

 /* LLVM_NATIVE_TARGET defined in Bazel */
 
 /* LLVM name for the native TargetInfo init function, if available */
 /* LLVM_NATIVE_TARGETINFO defined in Bazel */
 
 /* LLVM name for the native target MC init function, if available */
 /* LLVM_NATIVE_TARGETMC defined in Bazel */
 
+/* LLVM name for the native target MCA init function, if available */
+/* LLVM_NATIVE_TARGETMCA defined in Bazel */
+
 /* Define if this is Unixish platform */
 /* LLVM_ON_UNIX defined in Bazel */
 
 /* Define if we have the Intel JIT API runtime support library */
 #define LLVM_USE_INTEL_JITEVENTS 0
 
 /* Define if we have the oprofile JIT-support library */
 #define LLVM_USE_OPROFILE 0

utils/bazel/llvm_configs/llvm-config.h.cmake

 #cmakedefine LLVM_NATIVE_TARGET LLVMInitialize${LLVM_NATIVE_ARCH}Target
 
 /* LLVM name for the native TargetInfo init function, if available */
 #cmakedefine LLVM_NATIVE_TARGETINFO LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo
 
 /* LLVM name for the native target MC init function, if available */
 #cmakedefine LLVM_NATIVE_TARGETMC LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC
 
+/* LLVM name for the native target MCA init function, if available */
+#cmakedefine LLVM_NATIVE_TARGETMCA LLVMInitialize${LLVM_NATIVE_ARCH}TargetMCA
+
 /* Define if this is Unixish platform */
 #cmakedefine LLVM_ON_UNIX ${LLVM_ON_UNIX}
 
 /* Define if we have the Intel JIT API runtime support library */
 #cmakedefine01 LLVM_USE_INTEL_JITEVENTS
 
 /* Define if we have the oprofile JIT-support library */
 #cmakedefine01 LLVM_USE_OPROFILE