================
@@ -63,6 +63,82 @@ unsigned __int64 test__emulu(unsigned int a, unsigned int b)
{
// CHECK: [[RES:%[0-9]+]] = mul nuw i64 [[Y]], [[X]]
// CHECK: ret i64 [[RES]]
+
+int test_inp(unsigned short port) {
+ return _inp(port);
+}
+// CHECK-I386-LABEL: define dso_local i32 @test_inp(
+// CHECK-I386-SAME: i16 noundef zeroext [[PORT:%.*]])
+// CHECK-I386-NEXT: entry:
+// CHECK-I386-NEXT: [[TMP0:%.*]] = tail call i32 asm sideeffect "inb
${1:b}, ${0:b}", "={ax},N{dx},~{dirflag},~{fpsr},~{flags}"(i16 [[PORT]])
+// CHECK-I386-NEXT: ret i32 [[TMP0]]
+//
+// CHECK-X64-LABEL: define dso_local i32 @test_inp(
+// CHECK-X64-SAME: i16 noundef [[PORT:%.*]])
+// CHECK-X64-NEXT: entry:
+// CHECK-X64-NEXT: [[TMP0:%.*]] = tail call i32 asm sideeffect "inb ${1:b},
${0:b}", "={ax},N{dx},~{dirflag},~{fpsr},~{flags}"(i16 [[PORT]])
+// CHECK-X64-NEXT: ret i32 [[TMP0]]
----------------
MalaySanghi wrote:
Updated
https://github.com/llvm/llvm-project/pull/93804
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