[CIR][CIRGen][Builtin][Neon] Lower vcalts_f32 (#1520)

Lower vcalts_f32

Author: AmrDeveloper

clang/lib/CIR/CodeGen/CIRGenBuiltinAArch64.cpp

@@ -2712,11 +2712,10 @@ static mlir::Value emitCommonNeonSISDBuiltinExpr(
   case NEON::BI__builtin_neon_vcaled_f64:
     return emitNeonCall(builder, {argTy}, ops, "aarch64.neon.facge", resultTy,
                         loc);
+  case NEON::BI__builtin_neon_vcalts_f32:
   case NEON::BI__builtin_neon_vcaltd_f64:
     return emitNeonCall(builder, {argTy}, ops, "aarch64.neon.facgt", resultTy,
                         loc);
-  case NEON::BI__builtin_neon_vcalts_f32:
-    llvm_unreachable(" neon_vcalts_f32 NYI ");
   case NEON::BI__builtin_neon_vcvtad_s64_f64:
     llvm_unreachable(" neon_vcvtad_s64_f64 NYI ");
   case NEON::BI__builtin_neon_vcvtad_u64_f64:

clang/test/CIR/CodeGen/AArch64/neon.c

@@ -15181,9 +15181,16 @@ uint64_t test_vcaled_f64(float64_t a, float64_t b) {
 // NYI-LABEL: @test_vcalts_f32(
 // NYI:   [[VCALTS_F32_I:%.*]] = call i32 @llvm.aarch64.neon.facgt.i32.f32(float %b, float %a)
 // NYI:   ret i32 [[VCALTS_F32_I]]
-// uint32_t test_vcalts_f32(float32_t a, float32_t b) {
-//   return (uint32_t)vcalts_f32(a, b);
-// }
+uint32_t test_vcalts_f32(float32_t a, float32_t b) {
+  return (uint32_t)vcalts_f32(a, b);
+
+  // CIR-LABEL: vcalts_f32
+  // CIR: [[TMP0:%.*]] = cir.llvm.intrinsic "aarch64.neon.facgt" {{.*}}, {{.*}} : (!cir.float, !cir.float) -> !u32i
+
+  // LLVM-LABEL: @test_vcalts_f32(
+  // LLVM:   [[VCALTS_F32_I:%.*]] = call i32 @llvm.aarch64.neon.facgt.i32.f32(float %0, float %1)
+  // LLVM:   ret i32 [[VCALTS_F32_I]]
+}
 
 uint64_t test_vcaltd_f64(float64_t a, float64_t b) {
   return (uint64_t)vcaltd_f64(a, b);