[LoongArch] Simplify evaluateAsRelocatableImpl

MaskRay · MaskRay · commit a07b37475ccb · 2025-04-04T21:15:42.000-07:00
Similar to RISCV
diff --git a/llvm/lib/Target/LoongArch/MCTargetDesc/LoongArchMCExpr.cpp b/llvm/lib/Target/LoongArch/MCTargetDesc/LoongArchMCExpr.cpp
@@ -51,7 +51,7 @@ bool LoongArchMCExpr::evaluateAsRelocatableImpl(
 
   Res.setSpecifier(specifier);
   // Custom fixup types are not valid with symbol difference expressions.
-  return Res.getSymB() ? specifier == VK_None : true;
+  return !Res.getSubSym();
 }
 
 void LoongArchMCExpr::visitUsedExpr(MCStreamer &Streamer) const {

Original file line number	Diff line number	Diff line change
`@@ -51,7 +51,7 @@ bool LoongArchMCExpr::evaluateAsRelocatableImpl(`
`51`	`51`
`52`	`52`	`Res.setSpecifier(specifier);`
`53`	`53`	`// Custom fixup types are not valid with symbol difference expressions.`
`54`		`- return Res.getSymB() ? specifier == VK_None : true;`
	`54`	`+ return !Res.getSubSym();`
`55`	`55`	`}`
`56`	`56`
`57`	`57`	`void LoongArchMCExpr::visitUsedExpr(MCStreamer &Streamer) const {`