This reverts commit
0729d00135ccbe1514a49168bbf26986823235c2.
Buildbot https://lab.llvm.org/buildbot/#/builders/19/builds/11989 failed
with "error: ISO C requires a translation unit to contain at least one declaration [-Werror,-Wempty-translation-unit]"
"
)
-builtin_check_c_compiler_source(COMPILER_RT_HAS_BFLOAT16
-"
-__bf16 foo(__bf16 x) {
- return x;
-}
-"
-)
-
builtin_check_c_compiler_source(COMPILER_RT_HAS_ASM_LSE
"
asm(\".arch armv8-a+lse\");
append_list_if(COMPILER_RT_HAS_FLOAT16 -DCOMPILER_RT_HAS_FLOAT16 BUILTIN_CFLAGS)
- append_list_if(COMPILER_RT_HAS_BFLOAT16 -DCOMPILER_RT_HAS_BFLOAT16 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
static const int dstSigBits = 10;
#elif defined DST_BFLOAT
-typedef __bf16 dst_t;
+typedef uint16_t dst_t;
typedef uint16_t dst_rep_t;
#define DST_REP_C UINT16_C
static const int dstSigBits = 7;
//
//===----------------------------------------------------------------------===//
-#if defined(COMPILER_RT_HAS_BFLOAT16)
#define SRC_DOUBLE
#define DST_BFLOAT
#include "fp_trunc_impl.inc"
COMPILER_RT_ABI dst_t __truncdfbf2(double a) { return __truncXfYf2__(a); }
-
-#endif
//
//===----------------------------------------------------------------------===//
-#if defined(COMPILER_RT_HAS_BFLOAT16)
#define SRC_SINGLE
#define DST_BFLOAT
#include "fp_trunc_impl.inc"
COMPILER_RT_ABI dst_t __truncsfbf2(float a) { return __truncXfYf2__(a); }
-
-#endif