chore: add type generic macros

Author: krishna2803

libc/include/llvm-libc-macros/stdfix-macros.h

@@ -362,6 +362,17 @@
       unsigned short accum: rounduhk,                                          \
       unsigned long accum: roundulk)(x, y)
 
+#define idivfx(x, y)                                                           \
+  _Generic((x),                                                                \
+      fract: idivr,                                                            \
+      long fract: idivlr,                                                      \
+      accum: idivk,                                                            \
+      long accum: idivlk,                                                      \
+      unsigned fract: idivur,                                                  \
+      unsigned long fract: idivulr,                                            \
+      unsigned accum: idivuk,                                                  \
+      unsigned long accum: idivulk)(x, y)
+
 #endif // LIBC_COMPILER_HAS_FIXED_POINT
 
 #endif // LLVM_LIBC_MACROS_STDFIX_MACROS_H

libc/test/src/stdfix/CMakeLists.txt

@@ -205,10 +205,19 @@ foreach(s IN ITEMS r hr lr k hk lk)
   )
 endforeach()
 
+foreach(suffix IN ITEMS r lr k lk)
+  list(APPEND macros_depends
+    libc.src.stdfix.idiv${suffix}
+    libc.src.stdfix.idivu${suffix}
+  )
+endforeach()
+
 add_libc_test(
   macros_test
-  SUITE libc-stdfix-tests
-  SRCS macros_test.cpp
+  SUITE
+    libc-stdfix-tests
+  SRCS
+    macros_test.cpp
   DEPENDS
     libc.include.stdfix
     ${macros_depends}

libc/test/src/stdfix/macros_test.cpp

@@ -40,6 +40,15 @@
 #include "src/stdfix/roundulr.h"
 #include "src/stdfix/roundur.h"
 
+#include "src/stdfix/idivk.h"
+#include "src/stdfix/idivlk.h"
+#include "src/stdfix/idivlr.h"
+#include "src/stdfix/idivr.h"
+#include "src/stdfix/idivuk.h"
+#include "src/stdfix/idivulk.h"
+#include "src/stdfix/idivulr.h"
+#include "src/stdfix/idivur.h"
+
 using LIBC_NAMESPACE::abshk;
 using LIBC_NAMESPACE::abshr;
 using LIBC_NAMESPACE::absk;
@@ -58,6 +67,14 @@ using LIBC_NAMESPACE::countlsuk;
 using LIBC_NAMESPACE::countlsulk;
 using LIBC_NAMESPACE::countlsulr;
 using LIBC_NAMESPACE::countlsur;
+using LIBC_NAMESPACE::idivk;
+using LIBC_NAMESPACE::idivlk;
+using LIBC_NAMESPACE::idivlr;
+using LIBC_NAMESPACE::idivr;
+using LIBC_NAMESPACE::idivuk;
+using LIBC_NAMESPACE::idivulk;
+using LIBC_NAMESPACE::idivulr;
+using LIBC_NAMESPACE::idivur;
 using LIBC_NAMESPACE::roundhk;
 using LIBC_NAMESPACE::roundhr;
 using LIBC_NAMESPACE::roundk;
@@ -111,3 +128,15 @@ TEST(LlvmLibcCountlsfxTest, Basic) {
   ASSERT_EQ(countlsfx(0.5uhk), countlsuhk(0.5uhk));
   ASSERT_EQ(countlsfx(0.5ulk), countlsulk(0.5ulk));
 }
+
+TEST(LlvmLibcIdivfxTest, Basic) {
+  ASSERT_EQ(idivfx(0.5r, 0.25r), idivr(0.5r, 0.25r));
+  ASSERT_EQ(idivfx(0.5lr, 0.25lr), idivlr(0.5lr, 0.25lr));
+  ASSERT_EQ(idivfx(0.5k, 0.25k), idivk(0.5k, 0.25k));
+  ASSERT_EQ(idivfx(0.5lk, 0.25lk), idivlk(0.5lk, 0.25lk));
+
+  ASSERT_EQ(idivfx(0.5ur, 0.25ur), idivur(0.5ur, 0.25ur));
+  ASSERT_EQ(idivfx(0.5ulr, 0.25ulr), idivulr(0.5ulr, 0.25ulr));
+  ASSERT_EQ(idivfx(0.5uk, 0.25uk), idivuk(0.5uk, 0.25uk));
+  ASSERT_EQ(idivfx(0.5ulk, 0.25ulk), idivulk(0.5ulk, 0.25ulk));
+}