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Revert "[builtins] Generate __multc3 for z/OS" (#77881)

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Reverts llvm/llvm-project#77554  because of #77880
This commit is contained in:
Vitaly Buka 2024-01-11 23:15:15 -08:00 committed by GitHub
parent 7b9bc4729b
commit d7ab65f8f5
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 6 additions and 14 deletions
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2
compiler-rt/lib/builtins/divtc3.c
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@ -13,7 +13,7 @@
#define QUAD_PRECISION
#include "fp_lib.h"
#if defined(CRT_HAS_F128)
#if defined(CRT_HAS_TF_MODE)
// Returns: the quotient of (a + ib) / (c + id)

8
compiler-rt/lib/builtins/fp_lib.h
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@ -188,8 +188,6 @@ static __inline void wideMultiply(rep_t a, rep_t b, rep_t *hi, rep_t *lo) {
#undef Word_HiMask
#undef Word_LoMask
#undef Word_FullMask
#else
typedef long double fp_t;
#endif // defined(CRT_HAS_TF_MODE)
#else
#error SINGLE_PRECISION, DOUBLE_PRECISION or QUAD_PRECISION must be defined.
@ -376,10 +374,10 @@ static __inline fp_t __compiler_rt_fmax(fp_t x, fp_t y) {
#endif
}
#elif defined(QUAD_PRECISION)
#elif defined(QUAD_PRECISION) && defined(CRT_HAS_TF_MODE)
// The generic implementation only works for ieee754 floating point. For other
// floating point types, continue to rely on the libm implementation for now.
#if defined(CRT_HAS_IEEE_TF) && defined(CRT_HAS_128BIT)
#if defined(CRT_HAS_IEEE_TF)
static __inline tf_float __compiler_rt_logbtf(tf_float x) {
return __compiler_rt_logbX(x);
}
@ -407,8 +405,6 @@ static __inline tf_float __compiler_rt_fmaxtf(tf_float x, tf_float y) {
#define __compiler_rt_logbl crt_logbl
#define __compiler_rt_scalbnl crt_scalbnl
#define __compiler_rt_fmaxl crt_fmaxl
#define crt_fabstf crt_fabsl
#define crt_copysigntf crt_copysignl
#else
#error Unsupported TF mode type
#endif

8
compiler-rt/lib/builtins/int_types.h
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@ -189,16 +189,12 @@ typedef long double tf_float;
#define CRT_LDBL_IEEE_F128
#endif
#define TF_C(x) x##L
#elif __LDBL_MANT_DIG__ == 113 || \
(__FLT_RADIX__ == 16 && __LDBL_MANT_DIG__ == 28)
// Use long double instead of __float128 if it matches the IEEE 128-bit format
// or the IBM hexadecimal format.
#elif __LDBL_MANT_DIG__ == 113
// Use long double instead of __float128 if it matches the IEEE 128-bit format.
#define CRT_LDBL_128BIT
#define CRT_HAS_F128
#if __LDBL_MANT_DIG__ == 113
#define CRT_HAS_IEEE_TF
#define CRT_LDBL_IEEE_F128
#endif
typedef long double tf_float;
#define TF_C(x) x##L
#elif defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__)

2
compiler-rt/lib/builtins/multc3.c
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@ -15,7 +15,7 @@
#include "int_lib.h"
#include "int_math.h"
#if defined(CRT_HAS_F128)
#if defined(CRT_HAS_TF_MODE)
// Returns: the product of a + ib and c + id