Add coverage flags for Clang coverage builds.
Bug: 143977934
Test: m CLANG_COVERAGE=true
Test: m NATIVE_COVERAGE=true
Change-Id: I5d07d336e241856961eb0bc9678fdc9d5a076802
diff --git a/cc/coverage.go b/cc/coverage.go
index c03a568..abeba1f 100644
--- a/cc/coverage.go
+++ b/cc/coverage.go
@@ -43,7 +43,7 @@
return []interface{}{&cov.Properties}
}
-func getProfileLibraryName(ctx ModuleContextIntf) string {
+func getGcovProfileLibraryName(ctx ModuleContextIntf) string {
// This function should only ever be called for a cc.Module, so the
// following statement should always succeed.
if ctx.useSdk() {
@@ -53,28 +53,47 @@
}
}
+func getClangProfileLibraryName(ctx ModuleContextIntf) string {
+ if ctx.useSdk() {
+ return "libprofile-clang-extras_ndk"
+ } else {
+ return "libprofile-clang-extras"
+ }
+}
+
func (cov *coverage) deps(ctx DepsContext, deps Deps) Deps {
if cov.Properties.NeedCoverageVariant {
ctx.AddVariationDependencies([]blueprint.Variation{
{Mutator: "link", Variation: "static"},
- }, coverageDepTag, getProfileLibraryName(ctx))
+ }, coverageDepTag, getGcovProfileLibraryName(ctx))
+ ctx.AddVariationDependencies([]blueprint.Variation{
+ {Mutator: "link", Variation: "static"},
+ }, coverageDepTag, getClangProfileLibraryName(ctx))
}
return deps
}
func (cov *coverage) flags(ctx ModuleContext, flags Flags, deps PathDeps) (Flags, PathDeps) {
- if !ctx.DeviceConfig().NativeCoverageEnabled() {
+ gcovCoverage := ctx.DeviceConfig().NativeCoverageEnabled()
+ clangCoverage := ctx.DeviceConfig().ClangCoverageEnabled()
+
+ if !gcovCoverage && !clangCoverage {
return flags, deps
}
if cov.Properties.CoverageEnabled {
flags.Coverage = true
- flags.Local.CommonFlags = append(flags.Local.CommonFlags, "--coverage", "-O0")
cov.linkCoverage = true
- // Override -Wframe-larger-than and non-default optimization
- // flags that the module may use.
- flags.Local.CFlags = append(flags.Local.CFlags, "-Wno-frame-larger-than=", "-O0")
+ if gcovCoverage {
+ flags.Local.CommonFlags = append(flags.Local.CommonFlags, "--coverage", "-O0")
+
+ // Override -Wframe-larger-than and non-default optimization
+ // flags that the module may use.
+ flags.Local.CFlags = append(flags.Local.CFlags, "-Wno-frame-larger-than=", "-O0")
+ } else if clangCoverage {
+ flags.Local.CommonFlags = append(flags.Local.CommonFlags, "-fprofile-instr-generate", "-fcoverage-mapping")
+ }
}
// Even if we don't have coverage enabled, if any of our object files were compiled
@@ -112,12 +131,19 @@
}
if cov.linkCoverage {
- flags.Local.LdFlags = append(flags.Local.LdFlags, "--coverage")
+ if gcovCoverage {
+ flags.Local.LdFlags = append(flags.Local.LdFlags, "--coverage")
- coverage := ctx.GetDirectDepWithTag(getProfileLibraryName(ctx), coverageDepTag).(*Module)
- deps.WholeStaticLibs = append(deps.WholeStaticLibs, coverage.OutputFile().Path())
+ coverage := ctx.GetDirectDepWithTag(getGcovProfileLibraryName(ctx), coverageDepTag).(*Module)
+ deps.WholeStaticLibs = append(deps.WholeStaticLibs, coverage.OutputFile().Path())
- flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,--wrap,getenv")
+ flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,--wrap,getenv")
+ } else if clangCoverage {
+ flags.Local.LdFlags = append(flags.Local.LdFlags, "-fprofile-instr-generate")
+
+ coverage := ctx.GetDirectDepWithTag(getClangProfileLibraryName(ctx), coverageDepTag).(*Module)
+ deps.WholeStaticLibs = append(deps.WholeStaticLibs, coverage.OutputFile().Path())
+ }
}
return flags, deps
@@ -125,7 +151,7 @@
func (cov *coverage) begin(ctx BaseModuleContext) {
// Coverage is disabled globally
- if !ctx.DeviceConfig().NativeCoverageEnabled() {
+ if !ctx.DeviceConfig().NativeCoverageEnabled() && !ctx.DeviceConfig().ClangCoverageEnabled() {
return
}