Imported Upstream version 5.18.0.161

Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98

external/llvm/test/CodeGen/AVR/cmp.ll

@@ -0,0 +1,148 @@
+; RUN: llc < %s -march=avr | FileCheck %s
+
+declare void @f1(i8)
+declare void @f2(i8)
+define void @cmp8(i8 %a, i8 %b) {
+; CHECK-LABEL: cmp8:
+; CHECK: cp
+; CHECK-NOT: cpc
+  %cmp = icmp eq i8 %a, %b
+  br i1 %cmp, label %if.then, label %if.else
+if.then:
+  tail call void @f1(i8 %a)
+  br label %if.end
+if.else:
+  tail call void @f2(i8 %b)
+  br label %if.end
+if.end:
+  ret void
+}
+
+declare void @f3(i16)
+declare void @f4(i16)
+define void @cmp16(i16 %a, i16 %b) {
+; CHECK-LABEL: cmp16:
+; CHECK: cp
+; CHECK-NEXT: cpc
+  %cmp = icmp eq i16 %a, %b
+  br i1 %cmp, label %if.then, label %if.else
+if.then:
+  tail call void @f3(i16 %a)
+  br label %if.end
+if.else:
+  tail call void @f4(i16 %b)
+  br label %if.end
+if.end:
+  ret void
+}
+
+declare void @f5(i32)
+declare void @f6(i32)
+define void @cmp32(i32 %a, i32 %b) {
+; CHECK-LABEL: cmp32:
+; CHECK: cp
+; CHECK-NEXT: cpc
+; CHECK-NEXT: cpc
+; CHECK-NEXT: cpc
+  %cmp = icmp eq i32 %a, %b
+  br i1 %cmp, label %if.then, label %if.else
+if.then:
+  tail call void @f5(i32 %a)
+  br label %if.end
+if.else:
+  tail call void @f6(i32 %b)
+  br label %if.end
+if.end:
+  ret void
+}
+
+declare void @f7(i64)
+declare void @f8(i64)
+define void @cmp64(i64 %a, i64 %b) {
+; CHECK-LABEL: cmp64:
+; CHECK: cp
+; CHECK-NEXT: cpc
+; CHECK-NEXT: cpc
+; CHECK-NEXT: cpc
+; CHECK-NEXT: cpc
+; CHECK-NEXT: cpc
+; CHECK-NEXT: cpc
+; CHECK-NEXT: cpc
+  %cmp = icmp eq i64 %a, %b
+  br i1 %cmp, label %if.then, label %if.else
+if.then:
+  tail call void @f7(i64 %a)
+  br label %if.end
+if.else:
+  tail call void @f8(i64 %b)
+  br label %if.end
+if.end:
+  ret void
+}
+
+declare void @f9()
+declare void @f10()
+
+define void @tst8(i8 %a) {
+; CHECK-LABEL: tst8:
+; CHECK: tst r24
+; CHECK-NEXT: brmi
+  %cmp = icmp sgt i8 %a, -1
+  br i1 %cmp, label %if.then, label %if.else
+if.then:
+  tail call void @f9()
+  br label %if.end
+if.else:
+  tail call void @f10()
+  br label %if.end
+if.end:
+  ret void
+}
+
+define void @tst16(i16 %a) {
+; CHECK-LABEL: tst16:
+; CHECK: tst r25
+; CHECK-NEXT: brmi
+  %cmp = icmp sgt i16 %a, -1
+  br i1 %cmp, label %if.then, label %if.else
+if.then:
+  tail call void @f9()
+  br label %if.end
+if.else:
+  tail call void @f10()
+  br label %if.end
+if.end:
+  ret void
+}
+
+define void @tst32(i32 %a) {
+; CHECK-LABEL: tst32:
+; CHECK: tst r25
+; CHECK-NEXT: brmi
+  %cmp = icmp sgt i32 %a, -1
+  br i1 %cmp, label %if.then, label %if.else
+if.then:
+  tail call void @f9()
+  br label %if.end
+if.else:
+  tail call void @f10()
+  br label %if.end
+if.end:
+  ret void
+}
+
+define void @tst64(i64 %a) {
+; CHECK-LABEL: tst64:
+; CHECK: tst r25
+; CHECK-NEXT: brmi
+  %cmp = icmp sgt i64 %a, -1
+  br i1 %cmp, label %if.then, label %if.else
+if.then:
+  tail call void @f9()
+  br label %if.end
+if.else:
+  tail call void @f10()
+  br label %if.end
+if.end:
+  ret void
+}