Revert "Split asm and c flags and srcs in bp2build output"

Revert submission 1714835-roboleaf-asm-c

Reason for revert: TestCcLibraryStaticProductVariableSelects fails everywhere
Reverted Changes:
I28cf7437e:Split asm and c flags and srcs in bp2build output
I2b47e6b55:Split libraries by language in cc_library_static

Change-Id: I85d39a462f0a5b3f5ff3d685906813fab9f01358
diff --git a/cc/bp2build.go b/cc/bp2build.go
index e417c69..0c827c5 100644
--- a/cc/bp2build.go
+++ b/cc/bp2build.go
@@ -183,26 +183,15 @@
 
 // Convenience struct to hold all attributes parsed from compiler properties.
 type compilerAttributes struct {
-	// 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
+	copts    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.
@@ -226,21 +215,15 @@
 		return append(includeDirs, baseCompilerProps.Local_include_dirs...)
 	}
 
-	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.
-			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 _, flag := range append(baseCompilerProps.Cflags, baseCompilerProps.Cppflags...) {
+			// 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, " ")...)
+		}
 		for _, dir := range parseLocalIncludeDirs(baseCompilerProps) {
 			copts = append(copts, includeFlags(dir)...)
 		}
@@ -277,9 +260,6 @@
 		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
@@ -310,9 +290,6 @@
 			}
 
 			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))
 		}
 	}
 
@@ -338,9 +315,6 @@
 			// 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))
 		}
 	}
 
@@ -359,28 +333,9 @@
 		}
 	}
 
-	// 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{
-		copts:      copts,
-		srcs:       srcs,
-		asFlags:    asFlags,
-		asSrcs:     asSrcs,
-		cSrcs:      cSrcs,
-		conlyFlags: conlyFlags,
-		cppFlags:   cppFlags,
+		srcs:  srcs,
+		copts: copts,
 	}
 }
 
diff --git a/cc/library.go b/cc/library.go
index 9fb7a24..c918b96 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -230,13 +230,6 @@
 	Copts               bazel.StringListAttribute
 	Includes            bazel.StringListAttribute
 	Linkopts            bazel.StringListAttribute
-
-	Cppflags   bazel.StringListAttribute
-	Srcs_c     bazel.LabelListAttribute
-	Conlyflags bazel.StringListAttribute
-	Srcs_as    bazel.LabelListAttribute
-	Asflags    bazel.StringListAttribute
-
 	// Attributes pertaining to shared variant.
 	Shared_copts                  bazel.StringListAttribute
 	Shared_srcs                   bazel.LabelListAttribute
@@ -246,7 +239,6 @@
 	Whole_archive_deps_for_shared bazel.LabelListAttribute
 	User_link_flags               bazel.StringListAttribute
 	Version_script                bazel.LabelAttribute
-
 	// Attributes pertaining to static variant.
 	Static_copts                  bazel.StringListAttribute
 	Static_srcs                   bazel.LabelListAttribute
@@ -302,27 +294,20 @@
 	srcs.Append(compilerAttrs.srcs)
 
 	attrs := &bazelCcLibraryAttributes{
-		Srcs:                srcs,
-		Implementation_deps: linkerAttrs.deps,
-		Deps:                linkerAttrs.exportedDeps,
-		Dynamic_deps:        linkerAttrs.dynamicDeps,
-		Whole_archive_deps:  linkerAttrs.wholeArchiveDeps,
-		Copts:               compilerAttrs.copts,
-		Includes:            exportedIncludes,
-		Linkopts:            linkerAttrs.linkopts,
-		Cppflags:            compilerAttrs.cppFlags,
-		Srcs_c:              compilerAttrs.cSrcs,
-		Conlyflags:          compilerAttrs.conlyFlags,
-		Srcs_as:             compilerAttrs.asSrcs,
-		Asflags:             compilerAttrs.asFlags,
-
+		Srcs:                          srcs,
+		Implementation_deps:           linkerAttrs.deps,
+		Deps:                          linkerAttrs.exportedDeps,
+		Dynamic_deps:                  linkerAttrs.dynamicDeps,
+		Whole_archive_deps:            linkerAttrs.wholeArchiveDeps,
+		Copts:                         compilerAttrs.copts,
+		Includes:                      exportedIncludes,
+		Linkopts:                      linkerAttrs.linkopts,
 		Shared_copts:                  sharedAttrs.copts,
 		Shared_srcs:                   sharedAttrs.srcs,
 		Static_deps_for_shared:        sharedAttrs.staticDeps,
 		Whole_archive_deps_for_shared: sharedAttrs.wholeArchiveDeps,
 		Dynamic_deps_for_shared:       sharedAttrs.dynamicDeps,
 		Version_script:                linkerAttrs.versionScript,
-
 		Static_copts:                  staticAttrs.copts,
 		Static_srcs:                   staticAttrs.srcs,
 		Static_deps_for_static:        staticAttrs.staticDeps,
@@ -2245,12 +2230,6 @@
 	Linkstatic          bool
 	Includes            bazel.StringListAttribute
 	Hdrs                bazel.LabelListAttribute
-
-	Cppflags   bazel.StringListAttribute
-	Srcs_c     bazel.LabelListAttribute
-	Conlyflags bazel.StringListAttribute
-	Srcs_as    bazel.LabelListAttribute
-	Asflags    bazel.StringListAttribute
 }
 
 type bazelCcLibraryStatic struct {
@@ -2280,12 +2259,6 @@
 		Linkopts:   linkerAttrs.linkopts,
 		Linkstatic: true,
 		Includes:   exportedIncludes,
-
-		Cppflags:   compilerAttrs.cppFlags,
-		Srcs_c:     compilerAttrs.cSrcs,
-		Conlyflags: compilerAttrs.conlyFlags,
-		Srcs_as:    compilerAttrs.asSrcs,
-		Asflags:    compilerAttrs.asFlags,
 	}
 
 	props := bazel.BazelTargetModuleProperties{
diff --git a/cc/object.go b/cc/object.go
index cd71161..704cb69 100644
--- a/cc/object.go
+++ b/cc/object.go
@@ -185,14 +185,8 @@
 	}
 	// TODO(b/183595872) warn/error if we're not handling product variables
 
-	// Don't split cc_object srcs across languages. Doing so would add complexity,
-	// and this isn't typically done for cc_object.
-	srcs := compilerAttrs.srcs
-	srcs.Append(compilerAttrs.cSrcs)
-	srcs.Append(compilerAttrs.asSrcs)
-
 	attrs := &bazelObjectAttributes{
-		Srcs:    srcs,
+		Srcs:    compilerAttrs.srcs,
 		Deps:    deps,
 		Copts:   compilerAttrs.copts,
 		Asflags: asFlags,