}
")
+builtin_check_c_compiler_source(COMPILER_RT_HAS_FLOAT16
+"
+_Float16 foo(_Float16 x) {
+ return x;
+}
+"
+)
+
builtin_check_c_compiler_source(COMPILER_RT_HAS_ASM_LSE
"
asm(\".arch armv8-a+lse\");
append_list_if(COMPILER_RT_ENABLE_CET -fcf-protection=full BUILTIN_CFLAGS)
endif()
+ append_list_if(COMPILER_RT_HAS_FLOAT16 -DCOMPILER_RT_HAS_FLOAT16 BUILTIN_CFLAGS)
+
append_list_if(COMPILER_RT_HAS_STD_C11_FLAG -std=c11 BUILTIN_CFLAGS)
# These flags would normally be added to CMAKE_C_FLAGS by the llvm
#include "fp_lib.h"
#if defined(CRT_HAS_128BIT) && defined(CRT_LDBL_128BIT) && \
- defined(CRT_HAS_FLOAT16)
+ defined(COMPILER_RT_HAS_FLOAT16)
#define SRC_HALF
#define DST_QUAD
#include "fp_extend_impl.inc"
}
#elif defined SRC_HALF
-#ifdef CRT_HAS_FLOAT16
+#ifdef COMPILER_RT_HAS_FLOAT16
typedef _Float16 src_t;
#else
typedef uint16_t src_t;
static const int dstSigBits = 23;
#elif defined DST_HALF
-#ifdef CRT_HAS_FLOAT16
+#ifdef COMPILER_RT_HAS_FLOAT16
typedef _Float16 dst_t;
#else
typedef uint16_t dst_t;
#define HAS_80_BIT_LONG_DOUBLE 0
#endif
-#ifdef __FLT16_MAX__
-#define CRT_HAS_FLOAT16
-#endif
-
#if CRT_HAS_FLOATING_POINT
typedef union {
uqwords u;
#include "fp_lib.h"
#if defined(CRT_HAS_128BIT) && defined(CRT_LDBL_128BIT) && \
- defined(CRT_HAS_FLOAT16)
+ defined(COMPILER_RT_HAS_FLOAT16)
#define SRC_QUAD
#define DST_HALF
#include "fp_trunc_impl.inc"
string(REPLACE ";" " " BUILTINS_TEST_TARGET_CFLAGS "${BUILTINS_TEST_TARGET_CFLAGS}")
endif()
+ if(APPLE)
+ # TODO: Support the new ABI on Apple platforms.
+ if (${arch} MATCHES "arm|aarch64|arm64" AND COMPILER_RT_HAS_FLOAT16)
+ list(APPEND BUILTINS_TEST_TARGET_CFLAGS -DCOMPILER_RT_HAS_FLOAT16)
+ string(REPLACE ";" " " BUILTINS_TEST_TARGET_CFLAGS "${BUILTINS_TEST_TARGET_CFLAGS}")
+ endif()
+ else()
+ if (${arch} MATCHES "arm|aarch64|arm64|i?86|x86_64|AMD64|riscv32|riscv64" AND COMPILER_RT_HAS_FLOAT16)
+ list(APPEND BUILTINS_TEST_TARGET_CFLAGS -DCOMPILER_RT_HAS_FLOAT16)
+ string(REPLACE ";" " " BUILTINS_TEST_TARGET_CFLAGS "${BUILTINS_TEST_TARGET_CFLAGS}")
+ endif()
+ endif()
+
if(COMPILER_RT_ENABLE_CET)
if(NOT arch MATCHES "i?86|x86_64|AMD64")
message(SEND_ERROR "${arch} does not support CET")
#include "int_lib.h"
#include <stdio.h>
-#if __LDBL_MANT_DIG__ == 113 && defined(CRT_HAS_FLOAT16)
+#if __LDBL_MANT_DIG__ == 113 && defined(COMPILER_RT_HAS_FLOAT16)
#include "fp_test.h"
#endif
int main() {
-#if __LDBL_MANT_DIG__ == 113 && defined(CRT_HAS_FLOAT16)
+#if __LDBL_MANT_DIG__ == 113 && defined(COMPILER_RT_HAS_FLOAT16)
// qNaN
if (test__extendhftf2(makeQNaN16(),
UINT64_C(0x7fff800000000000),
-#include "int_lib.h"
-#include <limits.h>
-#include <stdint.h>
#include <stdlib.h>
+#include <limits.h>
#include <string.h>
+#include <stdint.h>
-#ifdef CRT_HAS_FLOAT16
-# define TYPE_FP16 _Float16
+#ifdef COMPILER_RT_HAS_FLOAT16
+#define TYPE_FP16 _Float16
#else
#define TYPE_FP16 uint16_t
#endif
static inline TYPE_FP16 fromRep16(uint16_t x)
{
-#ifdef CRT_HAS_FLOAT16
- TYPE_FP16 ret;
- memcpy(&ret, &x, sizeof(ret));
- return ret;
+#ifdef COMPILER_RT_HAS_FLOAT16
+ TYPE_FP16 ret;
+ memcpy(&ret, &x, sizeof(ret));
+ return ret;
#else
return x;
#endif
static inline uint16_t toRep16(TYPE_FP16 x)
{
-#ifdef CRT_HAS_FLOAT16
+#ifdef COMPILER_RT_HAS_FLOAT16
uint16_t ret;
memcpy(&ret, &x, sizeof(ret));
return ret;
#include "int_lib.h"
#include <stdio.h>
-#if __LDBL_MANT_DIG__ == 113 && defined(CRT_HAS_FLOAT16)
+#if __LDBL_MANT_DIG__ == 113 && defined(COMPILER_RT_HAS_FLOAT16)
#include "fp_test.h"
#endif
int main() {
-#if __LDBL_MANT_DIG__ == 113 && defined(CRT_HAS_FLOAT16)
+#if __LDBL_MANT_DIG__ == 113 && defined(COMPILER_RT_HAS_FLOAT16)
// qNaN
if (test__trunctfhf2(makeQNaN128(),
UINT16_C(0x7e00)))