Support cc_prebuilt_binary building with Bazel
Bp2build-enable cc_prebuilt_binary -> cc_prebuilt_binary
Bug: 241415823
Test: cc_prebuilt_binary_conversion_test.go
Change-Id: I007deef8d44f68993012f2114314d1cb52cfbb0e
diff --git a/cc/bp2build.go b/cc/bp2build.go
index 83368a3..0861a51 100644
--- a/cc/bp2build.go
+++ b/cc/bp2build.go
@@ -169,6 +169,14 @@
}
}
+func bp2BuildPropParseHelper(ctx android.ArchVariantContext, module *Module, propsType interface{}, parseFunc func(axis bazel.ConfigurationAxis, config string, props interface{})) {
+ for axis, configToProps := range module.GetArchVariantProperties(ctx, propsType) {
+ for config, props := range configToProps {
+ parseFunc(axis, config, props)
+ }
+ }
+}
+
// Parses properties common to static and shared libraries. Also used for prebuilt libraries.
func bp2buildParseStaticOrSharedProps(ctx android.BazelConversionPathContext, module *Module, lib *libraryDecorator, isStatic bool) staticOrSharedAttributes {
attrs := staticOrSharedAttributes{}
@@ -227,32 +235,30 @@
Enabled bazel.BoolAttribute
}
+func parseSrc(ctx android.BazelConversionPathContext, srcLabelAttribute *bazel.LabelAttribute, axis bazel.ConfigurationAxis, config string, srcs []string) {
+ srcFileError := func() {
+ ctx.ModuleErrorf("parseSrc: Expected at most one source file for %s %s\n", axis, config)
+ }
+ if len(srcs) > 1 {
+ srcFileError()
+ return
+ } else if len(srcs) == 0 {
+ return
+ }
+ if srcLabelAttribute.SelectValue(axis, config) != nil {
+ srcFileError()
+ return
+ }
+ srcLabelAttribute.SetSelectValue(axis, config, android.BazelLabelForModuleSrcSingle(ctx, srcs[0]))
+}
+
// NOTE: Used outside of Soong repo project, in the clangprebuilts.go bootstrap_go_package
func Bp2BuildParsePrebuiltLibraryProps(ctx android.BazelConversionPathContext, module *Module, isStatic bool) prebuiltAttributes {
- manySourceFileError := func(axis bazel.ConfigurationAxis, config string) {
- ctx.ModuleErrorf("Bp2BuildParsePrebuiltLibraryProps: Expected at most one source file for %s %s\n", axis, config)
- }
+
var srcLabelAttribute bazel.LabelAttribute
-
- parseSrcs := func(ctx android.BazelConversionPathContext, axis bazel.ConfigurationAxis, config string, srcs []string) {
- if len(srcs) > 1 {
- manySourceFileError(axis, config)
- return
- } else if len(srcs) == 0 {
- return
- }
- if srcLabelAttribute.SelectValue(axis, config) != nil {
- manySourceFileError(axis, config)
- return
- }
-
- src := android.BazelLabelForModuleSrcSingle(ctx, srcs[0])
- srcLabelAttribute.SetSelectValue(axis, config, src)
- }
-
bp2BuildPropParseHelper(ctx, module, &prebuiltLinkerProperties{}, func(axis bazel.ConfigurationAxis, config string, props interface{}) {
if prebuiltLinkerProperties, ok := props.(*prebuiltLinkerProperties); ok {
- parseSrcs(ctx, axis, config, prebuiltLinkerProperties.Srcs)
+ parseSrc(ctx, &srcLabelAttribute, axis, config, prebuiltLinkerProperties.Srcs)
}
})
@@ -261,7 +267,7 @@
if props.Enabled != nil {
enabledLabelAttribute.SetSelectValue(axis, config, props.Enabled)
}
- parseSrcs(ctx, axis, config, props.Srcs)
+ parseSrc(ctx, &srcLabelAttribute, axis, config, props.Srcs)
}
if isStatic {
@@ -284,11 +290,16 @@
}
}
-func bp2BuildPropParseHelper(ctx android.ArchVariantContext, module *Module, propsType interface{}, parseFunc func(axis bazel.ConfigurationAxis, config string, props interface{})) {
- for axis, configToProps := range module.GetArchVariantProperties(ctx, propsType) {
- for config, props := range configToProps {
- parseFunc(axis, config, props)
+func bp2BuildParsePrebuiltBinaryProps(ctx android.BazelConversionPathContext, module *Module) prebuiltAttributes {
+ var srcLabelAttribute bazel.LabelAttribute
+ bp2BuildPropParseHelper(ctx, module, &prebuiltLinkerProperties{}, func(axis bazel.ConfigurationAxis, config string, props interface{}) {
+ if props, ok := props.(*prebuiltLinkerProperties); ok {
+ parseSrc(ctx, &srcLabelAttribute, axis, config, props.Srcs)
}
+ })
+
+ return prebuiltAttributes{
+ Src: srcLabelAttribute,
}
}
diff --git a/cc/cc.go b/cc/cc.go
index d4eaa53..faa8571 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -3714,7 +3714,9 @@
prebuilt := c.IsPrebuilt()
switch c.typ() {
case binary:
- if !prebuilt {
+ if prebuilt {
+ prebuiltBinaryBp2Build(ctx, c)
+ } else {
binaryBp2build(ctx, c)
}
case testBin:
diff --git a/cc/library.go b/cc/library.go
index 13a7a3e..8e262eb 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -288,6 +288,16 @@
None bazel.BoolAttribute
}
+func stripAttrsFromLinkerAttrs(la *linkerAttributes) stripAttributes {
+ return stripAttributes{
+ Keep_symbols: la.stripKeepSymbols,
+ Keep_symbols_and_debug_frame: la.stripKeepSymbolsAndDebugFrame,
+ Keep_symbols_list: la.stripKeepSymbolsList,
+ All: la.stripAll,
+ None: la.stripNone,
+ }
+}
+
func libraryBp2Build(ctx android.TopDownMutatorContext, m *Module) {
// For some cc_library modules, their static variants are ready to be
// converted, but not their shared variants. For these modules, delegate to
@@ -394,13 +404,7 @@
Additional_linker_inputs: linkerAttrs.additionalLinkerInputs,
- Strip: stripAttributes{
- Keep_symbols: linkerAttrs.stripKeepSymbols,
- Keep_symbols_and_debug_frame: linkerAttrs.stripKeepSymbolsAndDebugFrame,
- Keep_symbols_list: linkerAttrs.stripKeepSymbolsList,
- All: linkerAttrs.stripAll,
- None: linkerAttrs.stripNone,
- },
+ Strip: stripAttrsFromLinkerAttrs(&linkerAttrs),
Features: baseAttributes.features,
}
@@ -2697,13 +2701,7 @@
Absolute_includes: compilerAttrs.absoluteIncludes,
Additional_linker_inputs: linkerAttrs.additionalLinkerInputs,
- Strip: stripAttributes{
- Keep_symbols: linkerAttrs.stripKeepSymbols,
- Keep_symbols_and_debug_frame: linkerAttrs.stripKeepSymbolsAndDebugFrame,
- Keep_symbols_list: linkerAttrs.stripKeepSymbolsList,
- All: linkerAttrs.stripAll,
- None: linkerAttrs.stripNone,
- },
+ Strip: stripAttrsFromLinkerAttrs(&linkerAttrs),
Features: baseAttributes.features,
diff --git a/cc/prebuilt.go b/cc/prebuilt.go
index 867c36c..68df879 100644
--- a/cc/prebuilt.go
+++ b/cc/prebuilt.go
@@ -33,7 +33,7 @@
ctx.RegisterModuleType("cc_prebuilt_library_static", PrebuiltStaticLibraryFactory)
ctx.RegisterModuleType("cc_prebuilt_test_library_shared", PrebuiltSharedTestLibraryFactory)
ctx.RegisterModuleType("cc_prebuilt_object", prebuiltObjectFactory)
- ctx.RegisterModuleType("cc_prebuilt_binary", prebuiltBinaryFactory)
+ ctx.RegisterModuleType("cc_prebuilt_binary", PrebuiltBinaryFactory)
}
type prebuiltLinkerInterface interface {
@@ -668,8 +668,8 @@
}
// cc_prebuilt_binary installs a precompiled executable in srcs property in the
-// device's directory.
-func prebuiltBinaryFactory() android.Module {
+// device's directory, for both the host and device
+func PrebuiltBinaryFactory() android.Module {
module, _ := NewPrebuiltBinary(android.HostAndDeviceSupported)
return module.Init()
}
@@ -690,6 +690,30 @@
return module, binary
}
+type bazelPrebuiltBinaryAttributes struct {
+ Src bazel.LabelAttribute
+ Strip stripAttributes
+}
+
+func prebuiltBinaryBp2Build(ctx android.TopDownMutatorContext, module *Module) {
+ prebuiltAttrs := bp2BuildParsePrebuiltBinaryProps(ctx, module)
+
+ var la linkerAttributes
+ la.convertStripProps(ctx, module)
+ attrs := &bazelPrebuiltBinaryAttributes{
+ Src: prebuiltAttrs.Src,
+ Strip: stripAttrsFromLinkerAttrs(&la),
+ }
+
+ props := bazel.BazelTargetModuleProperties{
+ Rule_class: "cc_prebuilt_binary",
+ Bzl_load_location: "//build/bazel/rules/cc:cc_prebuilt_binary.bzl",
+ }
+
+ name := android.RemoveOptionalPrebuiltPrefix(module.Name())
+ ctx.CreateBazelTargetModule(props, android.CommonAttributes{Name: name}, attrs)
+}
+
type Sanitized struct {
None struct {
Srcs []string `android:"path,arch_variant"`