diff options
Diffstat (limited to 'contrib/llvm-project/llvm/include/llvm/IR/Attributes.td')
| -rw-r--r-- | contrib/llvm-project/llvm/include/llvm/IR/Attributes.td | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/contrib/llvm-project/llvm/include/llvm/IR/Attributes.td b/contrib/llvm-project/llvm/include/llvm/IR/Attributes.td index 864f87f33838..d22eb76d2292 100644 --- a/contrib/llvm-project/llvm/include/llvm/IR/Attributes.td +++ b/contrib/llvm-project/llvm/include/llvm/IR/Attributes.td @@ -339,14 +339,26 @@ def UseSampleProfile : StrBoolAttr<"use-sample-profile">; def DenormalFPMath : ComplexStrAttr<"denormal-fp-math", [FnAttr]>; def DenormalFPMathF32 : ComplexStrAttr<"denormal-fp-math-f32", [FnAttr]>; +// Attribute compatiblity rules are generated to check the attribute of the +// caller and callee and decide whether inlining should be allowed. CompatRule +// and child classes are used for the rule generation. CompatRule takes only a +// compare function which could be templated with the attribute type. +// CompatRuleStrAttr takes the compare function and the string attribute for +// checking compatibility for inline substitution. class CompatRule<string F> { - // The name of the function called to check the attribute of the caller and - // callee and decide whether inlining should be allowed. The function's - // signature must match "bool(const Function&, const Function &)", where the - // first parameter is the reference to the caller and the second parameter is - // the reference to the callee. It must return false if the attributes of the - // caller and callee are incompatible, and true otherwise. + // The function's signature must match "bool(const Function&, const + // Function&)", where the first parameter is the reference to the caller and + // the second parameter is the reference to the callee. It must return false + // if the attributes of the caller and callee are incompatible, and true + // otherwise. string CompatFunc = F; + string AttrName = ""; +} + +class CompatRuleStrAttr<string F, string Attr> : CompatRule<F> { + // The checker function is extended with an third argument as the function + // attribute string "bool(const Function&, const Function&, const StringRef&)". + string AttrName = Attr; } def : CompatRule<"isEqual<SanitizeAddressAttr>">; @@ -359,7 +371,9 @@ def : CompatRule<"isEqual<ShadowCallStackAttr>">; def : CompatRule<"isEqual<UseSampleProfileAttr>">; def : CompatRule<"isEqual<NoProfileAttr>">; def : CompatRule<"checkDenormMode">; - +def : CompatRuleStrAttr<"isEqual", "sign-return-address">; +def : CompatRuleStrAttr<"isEqual", "sign-return-address-key">; +def : CompatRuleStrAttr<"isEqual", "branch-protection-pauth-lr">; class MergeRule<string F> { // The name of the function called to merge the attributes of the caller and |