Author: davidxl Date: Tue Jun 13 16:14:07 2017 New Revision: 305325 URL: http://llvm.org/viewvc/llvm-project?rev=305325&view=rev Log: Preserve cold attribute for function decls
Differential Revision: http://reviews.llvm.org/D34133 Modified: cfe/trunk/lib/CodeGen/CGCall.cpp cfe/trunk/test/CodeGen/attributes.c Modified: cfe/trunk/lib/CodeGen/CGCall.cpp URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGCall.cpp?rev=305325&r1=305324&r2=305325&view=diff ============================================================================== --- cfe/trunk/lib/CodeGen/CGCall.cpp (original) +++ cfe/trunk/lib/CodeGen/CGCall.cpp Tue Jun 13 16:14:07 2017 @@ -1795,6 +1795,8 @@ void CodeGenModule::ConstructAttributeLi FuncAttrs.addAttribute(llvm::Attribute::NoUnwind); if (TargetDecl->hasAttr<NoReturnAttr>()) FuncAttrs.addAttribute(llvm::Attribute::NoReturn); + if (TargetDecl->hasAttr<ColdAttr>()) + FuncAttrs.addAttribute(llvm::Attribute::Cold); if (TargetDecl->hasAttr<NoDuplicateAttr>()) FuncAttrs.addAttribute(llvm::Attribute::NoDuplicate); if (TargetDecl->hasAttr<ConvergentAttr>()) Modified: cfe/trunk/test/CodeGen/attributes.c URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/attributes.c?rev=305325&r1=305324&r2=305325&view=diff ============================================================================== --- cfe/trunk/test/CodeGen/attributes.c (original) +++ cfe/trunk/test/CodeGen/attributes.c Tue Jun 13 16:14:07 2017 @@ -56,6 +56,13 @@ void t4() {} void t7() __attribute__((noreturn, nothrow)); void t7() { while (1) {} } +// CHECK: define void @t72() [[COLDDEF:#[0-9]+]] { +void t71(void) __attribute__((cold)); +void t72() __attribute__((cold)); +void t72() { t71(); } +// CHECK: call void @t71() [[COLDSITE:#[0-9]+]] +// CHECK: declare void @t71() [[COLDDECL:#[0-9]+]] + // CHECK: define void @t10() [[NUW]] section "SECT" { void t10(void) __attribute__((section("SECT"))); void t10(void) {} @@ -92,3 +99,6 @@ void __attribute__((section(".bar"))) t2 // CHECK: attributes [[NUW]] = { noinline nounwind{{.*}} } // CHECK: attributes [[NR]] = { noinline noreturn nounwind{{.*}} } +// CHECK: attributes [[COLDDEF]] = { cold {{.*}}} +// CHECK: attributes [[COLDDECL]] = { cold {{.*}}} +// CHECK: attributes [[COLDSITE]] = { cold {{.*}}} _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
