// Copyright (C) 2016 The Android Open Source Project
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//  * Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//  * Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in
//    the documentation and/or other materials provided with the
//    distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE.
//
//
// Copyright (c) 2016 VIXL authors
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
// 3. The name of the company may not be used to endorse or promote
//    products derived from this software without specific prior written
//    permission.
//
// THIS SOFTWARE IS PROVIDED BY ARM LTD ``AS IS'' AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
// IN NO EVENT SHALL ARM LTD BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

package {
    default_visibility: ["//visibility:private"],
    default_applicable_licenses: ["external_vixl_license"],
}

// Added automatically by a large-scale-change
// See: http://go/android-license-faq
license {
    name: "external_vixl_license",
    visibility: [":__subpackages__"],
    license_kinds: [
        "SPDX-license-identifier-BSD",
    ],
    license_text: [
        "LICENCE",
    ],
}

cc_defaults {
    name: "vixl-common",
    host_supported: true,
    cflags: [
        "-Wimplicit-fallthrough",
    ],
    cppflags: [
        "-DVIXL_GENERATE_SIMULATOR_INSTRUCTIONS_VALUE=0",
        "-fdiagnostics-show-option",
        "-Wredundant-decls",
        "-Wunreachable-code",

        // Explicitly enable the write-strings warning. VIXL uses
        // const correctly when handling string constants.
        "-Wwrite-strings",

        // Explicitly disable 'missing-return' warnings because a lot of them are false positive.
        // VIXL often creates stubs and compile-time configurations with things like
        // VIXL_UNIMPLEMENTED(). Properly satisfying -Wmissing-noreturn requires that functions are
        // annotated at their _declarations_, which means #ifdefs in header files.
        // Conditional compilation in headers can result in incorrect behaviour when
        // libvixl.so is built with different flags than the code using it. Disabling this
        // warning allows VIXL to simplify the headers, and should make VIXL more robust.
        "-Wno-missing-noreturn",

        "-DVIXL_CODE_BUFFER_MALLOC",
    ],
    native_coverage: false,
    sanitize: {
        recover: ["shift-exponent"],
    },
}

art_cc_defaults {
    name: "vixl-arm",
    defaults: ["vixl-common"],
    codegen: {
        arm: {
            srcs: ["src/aarch32/*.cc"],
            cppflags: [
                "-DVIXL_INCLUDE_TARGET_T32",
            ],
        },
    },
}

art_cc_defaults {
    name: "vixl-arm64",
    defaults: ["vixl-common"],
    codegen: {
        arm64: {
            srcs: ["src/aarch64/*.cc"],
            cppflags: [
                "-DVIXL_INCLUDE_SIMULATOR_AARCH64",
                "-DVIXL_INCLUDE_TARGET_A64",
            ],
        },
    },
}

cc_defaults {
    name: "vixl-debug",
    defaults: ["vixl-common"],
    cppflags: [
        "-DVIXL_DEBUG",
        "-UNDEBUG",

        "-O2",
        "-ggdb3",
    ],
}

cc_defaults {
    name: "vixl-release",
    defaults: ["vixl-common"],
    cppflags: [
        "-O3",
    ],
}

libvixl_visibility = [
    "//art:__subpackages__",
]

// Defaults for the libvixl[d] libraries
cc_defaults {
    name: "libvixl-defaults",
    srcs: ["src/*.cc"],
    export_include_dirs: ["src"],
    min_sdk_version: "S",

    static: {
        cflags: [
            "-fvisibility=hidden",
        ],
    },
    shared: {
        cflags: [
            "-fvisibility=protected",
        ],
    },
}

art_cc_library {
    name: "libvixl",
    visibility: libvixl_visibility,
    defaults: [
        "libvixl-defaults",
        "vixl-release",
        "vixl-arm",
        "vixl-arm64",
    ],

    target: {
        android: {
            lto: {
                thin: true,
            },
        },
    },

    apex_available: [
        "com.android.art",
        "com.android.art.debug",
    ],
}

art_cc_library {
    name: "libvixld",
    visibility: libvixl_visibility,
    defaults: [
        "libvixl-defaults",
        "vixl-debug",
        "vixl-arm",
        "vixl-arm64",
    ],

    apex_available: [
        "com.android.art",
        "com.android.art.debug",
    ],
}

//######## VIXL HOST TESTS #########
//
// We only support 64bit host builds for now.
// To run all the tests: vixl-test-runner --run_all
//
cc_test_host {
    name: "vixl-test-runner",
    gtest: false,
    defaults: [
        "vixl-debug",
        "vixl-arm",
        "vixl-arm64",
    ],
    local_include_dirs: [
        "test",
    ],
    exclude_srcs: [
        "test/test-donkey.cc",
    ],
    srcs: [
        "test/*.cc",
        "test/aarch32/*.cc",
        "test/aarch64/*.cc",
    ],
    static_libs: [
        "libvixld",
    ],
    data: [
        "test/test-trace-reference/*",
    ],
    enabled: false,
    target: {
        linux_glibc_x86_64: {
            enabled: true,
        },
        linux_musl_x86_64: {
            enabled: true,
        },
    },
}

cc_genrule {
    name: "vixl-test-timestamp",
    srcs: [
        ":libc++",
        ":vixl-test-runner",
        "test/test-trace-reference/**/*",
    ],
    compile_multilib: "first",
    host_supported: true,
    device_supported: false,
    cmd: "echo 'Running vixl tests' && " +
        "cp $(location :vixl-test-runner) $(genDir)/ && " +
        // Copy needed share libs for vixl-test-runner
        "cp $(location :libc++) $(genDir)/ && " +
        "mkdir -p $(genDir)/test/test-trace-reference/ && " +
        "cp $(locations test/test-trace-reference/**/*) $(genDir)/test/test-trace-reference/ && " +
        "cd $(genDir) && " +
        "./vixl-test-runner --run_all 2>&1 && " +
        "./vixl-test-runner --run_all --debugger 2>&1 && " +
        "echo 'vixl tests PASSED' && " +
        "touch vixl-test-timestamp.txt",
    out: ["vixl-test-timestamp.txt"],
    enabled: false,
    target: {
        linux_glibc_x86_64: {
            enabled: true,
        },
        linux_musl_x86_64: {
            enabled: true,
        },
    },
}

phony_rule {
    name: "run-vixl-tests",
    phony_deps: [
        "vixl-test-timestamp",
    ],
}