; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc --mtriple=loongarch32 < %s | FileCheck %s ; RUN: llc --mtriple=loongarch64 < %s | FileCheck %s declare i32 @llvm.loongarch.csrrd.w(i32 immarg) nounwind declare i32 @llvm.loongarch.csrwr.w(i32, i32 immarg) nounwind declare void @bug() define dso_local void @foo(i32 noundef signext %flag) nounwind { ; CHECK-LABEL: foo: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: beqz $a0, .LBB0_2 ; CHECK-NEXT: # %bb.1: # %if.then ; CHECK-NEXT: csrrd $a0, 2 ; CHECK-NEXT: ori $a0, $a0, 1 ; CHECK-NEXT: csrwr $a0, 2 ; CHECK-NEXT: .LBB0_2: # %if.end ; CHECK-NEXT: csrrd $a0, 2 ; CHECK-NEXT: andi $a0, $a0, 1 ; CHECK-NEXT: bnez $a0, .LBB0_4 ; CHECK-NEXT: # %bb.3: # %if.then2 ; CHECK-NEXT: b %plt(bug) ; CHECK-NEXT: .LBB0_4: # %if.end3 ; CHECK-NEXT: ret entry: %tobool.not = icmp eq i32 %flag, 0 br i1 %tobool.not, label %if.end, label %if.then if.then: ; preds = %entry %0 = tail call i32 @llvm.loongarch.csrrd.w(i32 2) %or = or i32 %0, 1 %1 = tail call i32 @llvm.loongarch.csrwr.w(i32 %or, i32 2) br label %if.end if.end: ; preds = %if.then, %entry %2 = tail call i32 @llvm.loongarch.csrrd.w(i32 2) %and = and i32 %2, 1 %tobool1.not = icmp eq i32 %and, 0 br i1 %tobool1.not, label %if.then2, label %if.end3 if.then2: ; preds = %if.end tail call void @bug() br label %if.end3 if.end3: ; preds = %if.then2, %if.end ret void }