Add cflags sub-property to 'pgo'
This (possibly arch-specific) property adds extra flags while building
for profiling. For example, dex2oat requires setting
'-Wno-frame-larger-than' when instrumentation is enabled.
Test: Build 'pgo' module with the new property and inspect build.ninja
Change-Id: Ia36422a400b0e0b87cbb33b1c8e565569475a56d
diff --git a/cc/pgo.go b/cc/pgo.go
index 9fea154..fef962e 100644
--- a/cc/pgo.go
+++ b/cc/pgo.go
@@ -42,6 +42,9 @@
Profile_file *string `android:"arch_variant"`
Benchmarks []string
Enable_profile_use *bool `android:"arch_variant"`
+ // Additional compiler flags to use when building this module
+ // for profiling (either instrumentation or sampling).
+ Cflags []string `android:"arch_variant"`
} `android:"arch_variant"`
PgoPresent bool `blueprint:"mutated"`
@@ -65,6 +68,8 @@
}
func (props *PgoProperties) addProfileGatherFlags(ctx ModuleContext, flags Flags) Flags {
+ flags.CFlags = append(flags.CFlags, props.Pgo.Cflags...)
+
if props.isInstrumentation() {
flags.CFlags = append(flags.CFlags, profileInstrumentFlag)
// The profile runtime is added below in deps(). Add the below