Build cgo and llgo-go
Differential Revision: http://reviews.llvm.org/D7629
llvm-svn: 229211
GitOrigin-RevId: 7ddf832e0e35f8c461711ae4fedb3590e85b2525
diff --git a/CMakeLists.txt b/CMakeLists.txt
index e9b6bc5..3b55ca4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -40,17 +40,82 @@
ssaopt/esc.go
)
+string(REGEX MATCH "[0-9]+\\.[0-9]+(\\.[0-9]+)?" LLGO_VERSION
+ ${PACKAGE_VERSION})
+
+configure_file(
+ cmd/go/zdefaultcc.go.in
+ ${CMAKE_CURRENT_BINARY_DIR}/cmd/go/zdefaultcc.go)
+
+set(LLGO_GO_SOURCES
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/build.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/clean.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/context.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/discovery.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/doc.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/env.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/fix.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/fmt.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/get.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/go11.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/help.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/http.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/list.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/main.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/pkg.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/run.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/signal.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/signal_unix.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/testflag.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/test.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/tool.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/vcs.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/version.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/go/vet.go
+ ${CMAKE_CURRENT_BINARY_DIR}/cmd/go/zdefaultcc.go
+)
+
+add_custom_command(OUTPUT ${CMAKE_BINARY_DIR}/bin/llgo-go
+ COMMAND ${CMAKE_BINARY_DIR}/bin/llgo -static-libgo -o ${CMAKE_BINARY_DIR}/bin/llgo-go
+ ${LLGO_GO_SOURCES}
+ DEPENDS llgo libgo ${LLGO_GO_SOURCES}
+ COMMENT "Building Go executable llgo-go"
+ VERBATIM)
+add_custom_target(llgo-go ALL DEPENDS ${CMAKE_BINARY_DIR}/bin/llgo-go)
+
+set(LLGO_CGO_SOURCES
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/cgo/ast.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/cgo/doc.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/cgo/gcc.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/cgo/godefs.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/cgo/main.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/cgo/out.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gofrontend/libgo/go/cmd/cgo/util.go
+ ${CMAKE_CURRENT_SOURCE_DIR}/cmd/cgo/zdefaultcc.go
+)
+
+add_custom_command(OUTPUT ${CMAKE_BINARY_DIR}/lib/go/llgo-${LLGO_VERSION}/cgo
+ COMMAND ${CMAKE_BINARY_DIR}/bin/llgo -static-libgo
+ -o ${CMAKE_BINARY_DIR}/lib/go/llgo-${LLGO_VERSION}/cgo
+ ${LLGO_CGO_SOURCES}
+ DEPENDS llgo libgo ${LLGO_CGO_SOURCES}
+ COMMENT "Building Go executable cgo"
+ VERBATIM)
+add_custom_target(cgo ALL DEPENDS ${CMAKE_BINARY_DIR}/lib/go/llgo-${LLGO_VERSION}/cgo)
+
llvm_add_go_executable(llgo-stage2 llvm.org/llgo/cmd/gllgo
DEPENDS libgo ${CMAKE_BINARY_DIR}/bin/llgo${CMAKE_EXECUTABLE_SUFFIX}
+ ${CMAKE_BINARY_DIR}/bin/llgo-go${CMAKE_EXECUTABLE_SUFFIX}
GOFLAGS "cc=${CMAKE_BINARY_DIR}/bin/clang"
"cxx=${CMAKE_BINARY_DIR}/bin/clang++"
- "llgo=${CMAKE_BINARY_DIR}/bin/llgo${CMAKE_EXECUTABLE_SUFFIX}"
+ "go=${CMAKE_BINARY_DIR}/bin/llgo-go"
)
llvm_add_go_executable(llgo-stage3 llvm.org/llgo/cmd/gllgo
DEPENDS libgo ${CMAKE_BINARY_DIR}/bin/llgo-stage2${CMAKE_EXECUTABLE_SUFFIX}
GOFLAGS "cc=${CMAKE_BINARY_DIR}/bin/clang"
"cxx=${CMAKE_BINARY_DIR}/bin/clang++"
+ "go=${CMAKE_BINARY_DIR}/bin/llgo-go"
"llgo=${CMAKE_BINARY_DIR}/bin/llgo-stage2${CMAKE_EXECUTABLE_SUFFIX}"
)
@@ -60,11 +125,12 @@
llvm_add_go_executable(llgoi llvm.org/llgo/cmd/llgoi
DEPENDS libgo ${CMAKE_BINARY_DIR}/bin/llgo${CMAKE_EXECUTABLE_SUFFIX}
+ ${CMAKE_BINARY_DIR}/bin/llgo-go${CMAKE_EXECUTABLE_SUFFIX}
cmd/llgoi/isatty_posix.go
cmd/llgoi/llgoi.go
GOFLAGS "cc=${CMAKE_BINARY_DIR}/bin/clang"
"cxx=${CMAKE_BINARY_DIR}/bin/clang++"
- "llgo=${CMAKE_BINARY_DIR}/bin/llgo${CMAKE_EXECUTABLE_SUFFIX}"
+ "go=${CMAKE_BINARY_DIR}/bin/llgo-go"
)
install(FILES ${CMAKE_BINARY_DIR}/bin/llgo${CMAKE_EXECUTABLE_SUFFIX}
diff --git a/cmd/cgo/zdefaultcc.go b/cmd/cgo/zdefaultcc.go
new file mode 100644
index 0000000..8db2769
--- /dev/null
+++ b/cmd/cgo/zdefaultcc.go
@@ -0,0 +1,46 @@
+//===- zdefaultcc.go - default compiler locations -------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file provides a default location for cc.
+//
+//===----------------------------------------------------------------------===//
+
+package main
+
+import (
+ "path/filepath"
+ "os"
+ "os/exec"
+)
+
+var defaultCC string
+
+func getInstPrefix() (string, error) {
+ path, err := exec.LookPath(os.Args[0])
+ if err != nil {
+ return "", err
+ }
+
+ path, err = filepath.EvalSymlinks(path)
+ if err != nil {
+ return "", err
+ }
+
+ prefix := filepath.Join(path, "..", "..", "..", "..")
+ return prefix, nil
+}
+
+func init() {
+ prefix, err := getInstPrefix()
+ if err != nil {
+ panic(err.Error())
+ }
+
+ defaultCC = filepath.Join(prefix, "bin", "clang")
+}
diff --git a/cmd/go/zdefaultcc.go.in b/cmd/go/zdefaultcc.go.in
new file mode 100644
index 0000000..2ca6c94
--- /dev/null
+++ b/cmd/go/zdefaultcc.go.in
@@ -0,0 +1,55 @@
+//===- zdefaultcc.go - default compiler locations -------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file provides default locations for cc, cxx and llgo.
+//
+//===----------------------------------------------------------------------===//
+
+package main
+
+import (
+ "path/filepath"
+ "os"
+ "os/exec"
+)
+
+var defaultGCCGO, defaultCC, defaultCXX string
+
+func getInstPrefix() (string, error) {
+ path, err := exec.LookPath(os.Args[0])
+ if err != nil {
+ return "", err
+ }
+
+ path, err = filepath.EvalSymlinks(path)
+ if err != nil {
+ return "", err
+ }
+
+ prefix := filepath.Join(path, "..", "..")
+ return prefix, nil
+}
+
+func init() {
+ prefix, err := getInstPrefix()
+ if err != nil {
+ panic(err.Error())
+ }
+
+ defaultCC = filepath.Join(prefix, "bin", "clang")
+ defaultCXX = filepath.Join(prefix, "bin", "clang++")
+ defaultGCCGO = filepath.Join(prefix, "bin", "llgo")
+ toolDir = filepath.Join(prefix, "lib", "go", "llgo-@LLGO_VERSION@")
+
+ gccgoName = os.Getenv("GCCGO")
+ if gccgoName == "" {
+ gccgoName = defaultGCCGO
+ }
+ gccgoBin, _ = exec.LookPath(gccgoName)
+}
