The HAVE_JUMP code is dead, these intrinsics should _never_ be expanded
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7642 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/CBackend/CBackend.cpp b/lib/Target/CBackend/CBackend.cpp
index 404e6f6..5cccc37 100644
--- a/lib/Target/CBackend/CBackend.cpp
+++ b/lib/Target/CBackend/CBackend.cpp
@@ -1123,32 +1123,15 @@
return;
case LLVMIntrinsic::setjmp:
-#ifdef HAVE_JUMP
- Out << "setjmp(*(jmp_buf*)";
- writeOperand(I.getOperand(1));
- Out << ")";
-#else
- //
- // For right now, we don't really support non-local jumps. So
- // make setjmp() always evaluate to zero for now.
- //
- Out << "(0)";
-#endif
+ // This instrinsic should never exist in the program, but until we get
+ // setjmp/longjmp transformations going on, we should codegen it to
+ // something reasonable. This will allow code that never calls longjmp
+ // to work.
+ Out << "0";
return;
case LLVMIntrinsic::longjmp:
-#ifdef HAVE_JUMP
- Out << "longjmp(*(jmp_buf*)";
- writeOperand(I.getOperand(1));
- Out << ", ";
- writeOperand(I.getOperand(2));
- Out << ")";
-#else
- //
- // For right now, we don't really support non-local jumps. So
- // make longjmp() abort the program.
- //
+ // Treat longjmp the same as setjmp
Out << "abort()";
-#endif
return;
}
}
diff --git a/lib/Target/CBackend/Writer.cpp b/lib/Target/CBackend/Writer.cpp
index 404e6f6..5cccc37 100644
--- a/lib/Target/CBackend/Writer.cpp
+++ b/lib/Target/CBackend/Writer.cpp
@@ -1123,32 +1123,15 @@
return;
case LLVMIntrinsic::setjmp:
-#ifdef HAVE_JUMP
- Out << "setjmp(*(jmp_buf*)";
- writeOperand(I.getOperand(1));
- Out << ")";
-#else
- //
- // For right now, we don't really support non-local jumps. So
- // make setjmp() always evaluate to zero for now.
- //
- Out << "(0)";
-#endif
+ // This instrinsic should never exist in the program, but until we get
+ // setjmp/longjmp transformations going on, we should codegen it to
+ // something reasonable. This will allow code that never calls longjmp
+ // to work.
+ Out << "0";
return;
case LLVMIntrinsic::longjmp:
-#ifdef HAVE_JUMP
- Out << "longjmp(*(jmp_buf*)";
- writeOperand(I.getOperand(1));
- Out << ", ";
- writeOperand(I.getOperand(2));
- Out << ")";
-#else
- //
- // For right now, we don't really support non-local jumps. So
- // make longjmp() abort the program.
- //
+ // Treat longjmp the same as setjmp
Out << "abort()";
-#endif
return;
}
}