Rollforward "Split asm and c flags and srcs in..."
This fixes a test and rolls forward I28cf7437ee96cdf2fdbcb1eda2303691cff08ba4
Test: m nothing
Test: See I28cf7437ee96cdf2fdbcb1eda2303691cff08ba4
Change-Id: I0e450c28e70087e406e7b562d7e772785f177379
diff --git a/cc/bp2build.go b/cc/bp2build.go
index 0c827c5..e417c69 100644
--- a/cc/bp2build.go
+++ b/cc/bp2build.go
@@ -183,15 +183,26 @@
// Convenience struct to hold all attributes parsed from compiler properties.
type compilerAttributes struct {
- copts bazel.StringListAttribute
+ // Options for all languages
+ copts bazel.StringListAttribute
+ // Assembly options and sources
+ asFlags bazel.StringListAttribute
+ asSrcs bazel.LabelListAttribute
+ // C options and sources
+ conlyFlags bazel.StringListAttribute
+ cSrcs bazel.LabelListAttribute
+ // C++ options and sources
+ cppFlags bazel.StringListAttribute
srcs bazel.LabelListAttribute
- includes bazel.StringListAttribute
}
// bp2BuildParseCompilerProps returns copts, srcs and hdrs and other attributes.
func bp2BuildParseCompilerProps(ctx android.TopDownMutatorContext, module *Module) compilerAttributes {
var srcs bazel.LabelListAttribute
var copts bazel.StringListAttribute
+ var asFlags bazel.StringListAttribute
+ var conlyFlags bazel.StringListAttribute
+ var cppFlags bazel.StringListAttribute
// Creates the -I flags for a directory, while making the directory relative
// to the exec root for Bazel to work.
@@ -215,15 +226,21 @@
return append(includeDirs, baseCompilerProps.Local_include_dirs...)
}
- // Parse the list of copts.
- parseCopts := func(baseCompilerProps *BaseCompilerProperties) []string {
- var copts []string
- for _, flag := range append(baseCompilerProps.Cflags, baseCompilerProps.Cppflags...) {
+ parseCommandLineFlags := func(soongFlags []string) []string {
+ var result []string
+ for _, flag := range soongFlags {
// Soong's cflags can contain spaces, like `-include header.h`. For
// Bazel's copts, split them up to be compatible with the
// no_copts_tokenization feature.
- copts = append(copts, strings.Split(flag, " ")...)
+ result = append(result, strings.Split(flag, " ")...)
}
+ return result
+ }
+
+ // Parse the list of copts.
+ parseCopts := func(baseCompilerProps *BaseCompilerProperties) []string {
+ var copts []string
+ copts = append(copts, parseCommandLineFlags(baseCompilerProps.Cflags)...)
for _, dir := range parseLocalIncludeDirs(baseCompilerProps) {
copts = append(copts, includeFlags(dir)...)
}
@@ -260,6 +277,9 @@
if baseCompilerProps, ok := props.(*BaseCompilerProperties); ok {
srcs.Value = parseSrcs(baseCompilerProps)
copts.Value = parseCopts(baseCompilerProps)
+ asFlags.Value = parseCommandLineFlags(baseCompilerProps.Asflags)
+ conlyFlags.Value = parseCommandLineFlags(baseCompilerProps.Conlyflags)
+ cppFlags.Value = parseCommandLineFlags(baseCompilerProps.Cppflags)
// Used for arch-specific srcs later.
baseSrcs = baseCompilerProps.Srcs
@@ -290,6 +310,9 @@
}
copts.SetValueForArch(arch.Name, parseCopts(baseCompilerProps))
+ asFlags.SetValueForArch(arch.Name, parseCommandLineFlags(baseCompilerProps.Asflags))
+ conlyFlags.SetValueForArch(arch.Name, parseCommandLineFlags(baseCompilerProps.Conlyflags))
+ cppFlags.SetValueForArch(arch.Name, parseCommandLineFlags(baseCompilerProps.Cppflags))
}
}
@@ -315,6 +338,9 @@
// TODO(b/186153868): add support for os-specific srcs and exclude_srcs
srcs.SetValueForOS(os.Name, bazel.SubtractBazelLabelList(srcsList, baseSrcsLabelList))
copts.SetValueForOS(os.Name, parseCopts(baseCompilerProps))
+ asFlags.SetValueForOS(os.Name, parseCommandLineFlags(baseCompilerProps.Asflags))
+ conlyFlags.SetValueForOS(os.Name, parseCommandLineFlags(baseCompilerProps.Conlyflags))
+ cppFlags.SetValueForOS(os.Name, parseCommandLineFlags(baseCompilerProps.Cppflags))
}
}
@@ -333,9 +359,28 @@
}
}
+ // Branch srcs into three language-specific groups.
+ // C++ is the "catch-all" group, and comprises generated sources because we don't
+ // know the language of these sources until the genrule is executed.
+ // TODO(b/): Handle language detection of sources in a Bazel rule.
+ isCSrc := func(s string) bool {
+ return strings.HasSuffix(s, ".c")
+ }
+ isAsmSrc := func(s string) bool {
+ return strings.HasSuffix(s, ".S") || strings.HasSuffix(s, ".s")
+ }
+ cSrcs := bazel.FilterLabelListAttribute(srcs, isCSrc)
+ asSrcs := bazel.FilterLabelListAttribute(srcs, isAsmSrc)
+ srcs = bazel.SubtractBazelLabelListAttribute(srcs, cSrcs)
+ srcs = bazel.SubtractBazelLabelListAttribute(srcs, asSrcs)
return compilerAttributes{
- srcs: srcs,
- copts: copts,
+ copts: copts,
+ srcs: srcs,
+ asFlags: asFlags,
+ asSrcs: asSrcs,
+ cSrcs: cSrcs,
+ conlyFlags: conlyFlags,
+ cppFlags: cppFlags,
}
}