updated tests with grouped guarded functions

Author: RoseZhang03

libc/newhdrgen/tests/expected_output/test_header.h

@@ -10,7 +10,9 @@
 #define LLVM_LIBC_TEST_SMALL_H
 
 #include "__llvm-libc-common.h"
+#include "llvm-libc-macros/float16-macros.h"
 #include "llvm-libc-macros/test_small-macros.h"
+#include "llvm-libc-types/float128.h"
 
 #define MACRO_A 1
 
@@ -26,13 +28,21 @@ enum {
 
 __BEGIN_C_DECLS
 
-#ifdef FUNC_A_16
 CONST_FUNC_A void func_a() __NOEXCEPT;
-#endif // FUNC_A_16
 
-#ifdef FUNC_B_16
-CONST_FUNC_B int func_b(int, float) __NOEXCEPT;
-#endif // FUNC_B_16
+#ifdef LIBC_TYPES_HAS_FLOAT128
+float128 func_b() __NOEXCEPT;
+#endif // LIBC_TYPES_HAS_FLOAT128
+
+#ifdef LIBC_TYPES_HAS_FLOAT16
+_Float16 func_c(int, float) __NOEXCEPT;
+
+_Float16 func_d(int, float) __NOEXCEPT;
+#endif // LIBC_TYPES_HAS_FLOAT16
+
+#ifdef LIBC_TYPES_HAS_FLOAT16_AND_FLOAT128
+_Float16 func_e(float128) __NOEXCEPT;
+#endif // LIBC_TYPES_HAS_FLOAT16_AND_FLOAT128
 
 extern obj object_1;
 extern obj object_2;

libc/newhdrgen/tests/input/test_small.h.def

@@ -10,7 +10,9 @@
 #define LLVM_LIBC_TEST_SMALL_H
 
 #include "__llvm-libc-common.h"
+#include "llvm-libc-macros/float16-macros.h"
 #include "llvm-libc-macros/test_small-macros.h"
+#include "llvm-libc-types/float128.h"
 
 %%public_api()
 

libc/newhdrgen/tests/input/test_small.yaml

@@ -23,16 +23,35 @@ functions:
     arguments: []
     standards: 
       - stdc
-    guard: FUNC_A_16
     attributes: 
       - CONST_FUNC_A
   - name: func_b
-    return_type: int
+    return_type: float128
+    arguments: []
+    standards: 
+      - stdc
+    guard: LIBC_TYPES_HAS_FLOAT128
+  - name: func_c
+    return_type: _Float16
     arguments:
       - type: int
       - type: float
     standards: 
       - stdc
-    guard: FUNC_B_16
-    attributes: 
-      - CONST_FUNC_B
+    guard: LIBC_TYPES_HAS_FLOAT16
+  - name: func_d
+    return_type: _Float16
+    arguments:
+      - type: int
+      - type: float
+    standards: 
+      - stdc
+    guard: LIBC_TYPES_HAS_FLOAT16
+  - name: func_e
+    return_type: _Float16
+    arguments:
+      - type: float128
+    standards: 
+      - stdc
+    guard: LIBC_TYPES_HAS_FLOAT16_AND_FLOAT128
+