Author: Reid Kleckner Date: 2020-11-25T16:12:49-08:00 New Revision: b534beabeed3ba1777cd0ff9ce552d077e496726
URL: https://github.com/llvm/llvm-project/commit/b534beabeed3ba1777cd0ff9ce552d077e496726 DIFF: https://github.com/llvm/llvm-project/commit/b534beabeed3ba1777cd0ff9ce552d077e496726.diff LOG: Revert builtins fp16 support: tests do not pass on Mac Revert "[compiler-rt] [builtins] Support conversion between fp16 and fp128" & dependency Revert "[compiler-rt] [builtins] Use _Float16 on extendhfsf2, truncdfhf2 __truncsfhf2 if available" This reverts commit 7a948298813c913841a36ed0b460db0856fe7082. This reverts commit 1fb91fcf9cfe849c7e9996597c491306e34e7abc. Added: Modified: compiler-rt/cmake/builtin-config-ix.cmake compiler-rt/lib/builtins/CMakeLists.txt compiler-rt/lib/builtins/extendhfsf2.c compiler-rt/lib/builtins/fp_extend.h compiler-rt/lib/builtins/fp_trunc.h compiler-rt/lib/builtins/truncdfhf2.c compiler-rt/lib/builtins/truncsfhf2.c compiler-rt/test/builtins/CMakeLists.txt compiler-rt/test/builtins/Unit/extendhfsf2_test.c compiler-rt/test/builtins/Unit/fp_test.h compiler-rt/test/builtins/Unit/truncdfhf2_test.c compiler-rt/test/builtins/Unit/truncsfhf2_test.c Removed: compiler-rt/lib/builtins/extendhftf2.c compiler-rt/lib/builtins/trunctfhf2.c compiler-rt/test/builtins/Unit/extendhftf2_test.c compiler-rt/test/builtins/Unit/trunctfhf2_test.c ################################################################################ diff --git a/compiler-rt/cmake/builtin-config-ix.cmake b/compiler-rt/cmake/builtin-config-ix.cmake index 8c6243a832cc..16d82b127878 100644 --- a/compiler-rt/cmake/builtin-config-ix.cmake +++ b/compiler-rt/cmake/builtin-config-ix.cmake @@ -22,13 +22,6 @@ int foo(int x, int y) { } ") -builtin_check_c_compiler_source(COMPILER_RT_HAS_FLOAT16 -" -_Float16 foo(_Float16 x) { - return x; -} -" -) set(ARM64 aarch64) set(ARM32 arm armhf armv6m armv7m armv7em armv7 armv7s armv7k) diff --git a/compiler-rt/lib/builtins/CMakeLists.txt b/compiler-rt/lib/builtins/CMakeLists.txt index 8b70c1e82781..3c29bba612e1 100644 --- a/compiler-rt/lib/builtins/CMakeLists.txt +++ b/compiler-rt/lib/builtins/CMakeLists.txt @@ -179,7 +179,6 @@ set(GENERIC_TF_SOURCES divtc3.c divtf3.c extenddftf2.c - extendhftf2.c extendsftf2.c fixtfdi.c fixtfsi.c @@ -198,7 +197,6 @@ set(GENERIC_TF_SOURCES powitf2.c subtf3.c trunctfdf2.c - trunctfhf2.c trunctfsf2.c ) @@ -630,8 +628,6 @@ if (APPLE) else () set(BUILTIN_CFLAGS "") - 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 diff --git a/compiler-rt/lib/builtins/extendhfsf2.c b/compiler-rt/lib/builtins/extendhfsf2.c index 0159ab09d3eb..7c1a76eb5851 100644 --- a/compiler-rt/lib/builtins/extendhfsf2.c +++ b/compiler-rt/lib/builtins/extendhfsf2.c @@ -12,15 +12,15 @@ // Use a forwarding definition and noinline to implement a poor man's alias, // as there isn't a good cross-platform way of defining one. -COMPILER_RT_ABI NOINLINE float __extendhfsf2(src_t a) { +COMPILER_RT_ABI NOINLINE float __extendhfsf2(uint16_t a) { return __extendXfYf2__(a); } -COMPILER_RT_ABI float __gnu_h2f_ieee(src_t a) { return __extendhfsf2(a); } +COMPILER_RT_ABI float __gnu_h2f_ieee(uint16_t a) { return __extendhfsf2(a); } #if defined(__ARM_EABI__) #if defined(COMPILER_RT_ARMHF_TARGET) -AEABI_RTABI float __aeabi_h2f(src_t a) { return __extendhfsf2(a); } +AEABI_RTABI float __aeabi_h2f(uint16_t a) { return __extendhfsf2(a); } #else COMPILER_RT_ALIAS(__extendhfsf2, __aeabi_h2f) #endif diff --git a/compiler-rt/lib/builtins/extendhftf2.c b/compiler-rt/lib/builtins/extendhftf2.c deleted file mode 100644 index aefe9737d34f..000000000000 --- a/compiler-rt/lib/builtins/extendhftf2.c +++ /dev/null @@ -1,23 +0,0 @@ -//===-- lib/extendhftf2.c - half -> quad conversion ---------------*- C -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is dual licensed under the MIT and the University of Illinois Open -// Source Licenses. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#define QUAD_PRECISION -#include "fp_lib.h" - -#if defined(CRT_HAS_128BIT) && defined(CRT_LDBL_128BIT) && \ - defined(COMPILER_RT_HAS_FLOAT16) -#define SRC_HALF -#define DST_QUAD -#include "fp_extend_impl.inc" - -COMPILER_RT_ABI long double __extendhftf2(_Float16 a) { - return __extendXfYf2__(a); -} - -#endif diff --git a/compiler-rt/lib/builtins/fp_extend.h b/compiler-rt/lib/builtins/fp_extend.h index aad4436730dd..fb512672e35e 100644 --- a/compiler-rt/lib/builtins/fp_extend.h +++ b/compiler-rt/lib/builtins/fp_extend.h @@ -40,11 +40,7 @@ static __inline int src_rep_t_clz(src_rep_t a) { } #elif defined SRC_HALF -#ifdef COMPILER_RT_HAS_FLOAT16 -typedef _Float16 src_t; -#else typedef uint16_t src_t; -#endif typedef uint16_t src_rep_t; #define SRC_REP_C UINT16_C static const int srcSigBits = 10; diff --git a/compiler-rt/lib/builtins/fp_trunc.h b/compiler-rt/lib/builtins/fp_trunc.h index 00595edd5e01..aca4c9b6e677 100644 --- a/compiler-rt/lib/builtins/fp_trunc.h +++ b/compiler-rt/lib/builtins/fp_trunc.h @@ -50,11 +50,7 @@ typedef uint32_t dst_rep_t; static const int dstSigBits = 23; #elif defined DST_HALF -#ifdef COMPILER_RT_HAS_FLOAT16 -typedef _Float16 dst_t; -#else typedef uint16_t dst_t; -#endif typedef uint16_t dst_rep_t; #define DST_REP_C UINT16_C static const int dstSigBits = 10; diff --git a/compiler-rt/lib/builtins/truncdfhf2.c b/compiler-rt/lib/builtins/truncdfhf2.c index 24c6e62f715f..90c418a4387f 100644 --- a/compiler-rt/lib/builtins/truncdfhf2.c +++ b/compiler-rt/lib/builtins/truncdfhf2.c @@ -10,11 +10,11 @@ #define DST_HALF #include "fp_trunc_impl.inc" -COMPILER_RT_ABI dst_t __truncdfhf2(double a) { return __truncXfYf2__(a); } +COMPILER_RT_ABI uint16_t __truncdfhf2(double a) { return __truncXfYf2__(a); } #if defined(__ARM_EABI__) #if defined(COMPILER_RT_ARMHF_TARGET) -AEABI_RTABI dst_t __aeabi_d2h(double a) { return __truncdfhf2(a); } +AEABI_RTABI uint16_t __aeabi_d2h(double a) { return __truncdfhf2(a); } #else COMPILER_RT_ALIAS(__truncdfhf2, __aeabi_d2h) #endif diff --git a/compiler-rt/lib/builtins/truncsfhf2.c b/compiler-rt/lib/builtins/truncsfhf2.c index 379e7cb6f784..1f17194c38e5 100644 --- a/compiler-rt/lib/builtins/truncsfhf2.c +++ b/compiler-rt/lib/builtins/truncsfhf2.c @@ -12,15 +12,15 @@ // Use a forwarding definition and noinline to implement a poor man's alias, // as there isn't a good cross-platform way of defining one. -COMPILER_RT_ABI NOINLINE dst_t __truncsfhf2(float a) { +COMPILER_RT_ABI NOINLINE uint16_t __truncsfhf2(float a) { return __truncXfYf2__(a); } -COMPILER_RT_ABI dst_t __gnu_f2h_ieee(float a) { return __truncsfhf2(a); } +COMPILER_RT_ABI uint16_t __gnu_f2h_ieee(float a) { return __truncsfhf2(a); } #if defined(__ARM_EABI__) #if defined(COMPILER_RT_ARMHF_TARGET) -AEABI_RTABI dst_t __aeabi_f2h(float a) { return __truncsfhf2(a); } +AEABI_RTABI uint16_t __aeabi_f2h(float a) { return __truncsfhf2(a); } #else COMPILER_RT_ALIAS(__truncsfhf2, __aeabi_f2h) #endif diff --git a/compiler-rt/lib/builtins/trunctfhf2.c b/compiler-rt/lib/builtins/trunctfhf2.c deleted file mode 100644 index 7ed8ea9645fa..000000000000 --- a/compiler-rt/lib/builtins/trunctfhf2.c +++ /dev/null @@ -1,23 +0,0 @@ -//===-- lib/trunctfhf2.c - quad -> half conversion ----------------*- C -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is dual licensed under the MIT and the University of Illinois Open -// Source Licenses. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#define QUAD_PRECISION -#include "fp_lib.h" - -#if defined(CRT_HAS_128BIT) && defined(CRT_LDBL_128BIT) && \ - defined(COMPILER_RT_HAS_FLOAT16) -#define SRC_QUAD -#define DST_HALF -#include "fp_trunc_impl.inc" - -COMPILER_RT_ABI _Float16 __trunctfhf2(long double a) { - return __truncXfYf2__(a); -} - -#endif diff --git a/compiler-rt/test/builtins/CMakeLists.txt b/compiler-rt/test/builtins/CMakeLists.txt index a20a22c66b09..e3796f840a64 100644 --- a/compiler-rt/test/builtins/CMakeLists.txt +++ b/compiler-rt/test/builtins/CMakeLists.txt @@ -44,9 +44,6 @@ foreach(arch ${BUILTIN_TEST_ARCH}) string(REPLACE ";" " " BUILTINS_TEST_TARGET_CFLAGS "${BUILTINS_TEST_TARGET_CFLAGS}") endif() - append_list_if(COMPILER_RT_HAS_FLOAT16 -DCOMPILER_RT_HAS_FLOAT16 BUILTINS_TEST_TARGET_CFLAGS) - string(REPLACE ";" " " BUILTINS_TEST_TARGET_CFLAGS "${BUILTINS_TEST_TARGET_CFLAGS}") - # Compute builtins available in library and add them as lit features. if(APPLE) # TODO: Support other Apple platforms. diff --git a/compiler-rt/test/builtins/Unit/extendhfsf2_test.c b/compiler-rt/test/builtins/Unit/extendhfsf2_test.c index 86150e8fb0d7..9a5258b2b46f 100644 --- a/compiler-rt/test/builtins/Unit/extendhfsf2_test.c +++ b/compiler-rt/test/builtins/Unit/extendhfsf2_test.c @@ -5,83 +5,99 @@ #include "fp_test.h" -float __extendhfsf2(TYPE_FP16 a); +float __extendhfsf2(uint16_t a); -int test__extendhfsf2(TYPE_FP16 a, uint32_t expected) +int test__extendhfsf2(uint16_t a, float expected) { float x = __extendhfsf2(a); - int ret = compareResultF(x, expected); + int ret = compareResultH(x, expected); if (ret){ printf("error in test__extendhfsf2(%#.4x) = %f, " - "expected %f\n", toRep16(a), x, fromRep32(expected)); + "expected %f\n", a, x, expected); } return ret; } -char assumption_1[sizeof(TYPE_FP16) * CHAR_BIT == 16] = {0}; +char assumption_1[sizeof(__fp16) * CHAR_BIT == 16] = {0}; int main() { // qNaN - if (test__extendhfsf2(fromRep16(0x7e00), - UINT32_C(0x7fc00000))) + if (test__extendhfsf2(UINT16_C(0x7e00), + makeQNaN32())) return 1; // NaN - if (test__extendhfsf2(fromRep16(0x7f80), - UINT32_C(0x7ff00000))) + if (test__extendhfsf2(UINT16_C(0x7e00), + makeNaN32(UINT32_C(0x8000)))) return 1; // inf - if (test__extendhfsf2(fromRep16(0x7c00), - UINT32_C(0x7f800000))) + if (test__extendhfsf2(UINT16_C(0x7c00), + makeInf32())) return 1; - // -inf - if (test__extendhfsf2(fromRep16(0xfc00), - UINT32_C(0xff800000))) + if (test__extendhfsf2(UINT16_C(0xfc00), + -makeInf32())) return 1; // zero - if (test__extendhfsf2(fromRep16(0x0), - UINT32_C(0x00000000))) + if (test__extendhfsf2(UINT16_C(0x0), + 0.0f)) return 1; - // -zero - if (test__extendhfsf2(fromRep16(0x8000), - UINT32_C(0x80000000))) + if (test__extendhfsf2(UINT16_C(0x8000), + -0.0f)) return 1; - if (test__extendhfsf2(fromRep16(0x4248), - UINT32_C(0x40490000))) + + if (test__extendhfsf2(UINT16_C(0x4248), + 3.1415926535f)) + return 1; + if (test__extendhfsf2(UINT16_C(0xc248), + -3.1415926535f)) return 1; - if (test__extendhfsf2(fromRep16(0xc248), - UINT32_C(0xc0490000))) + if (test__extendhfsf2(UINT16_C(0x7c00), + 0x1.987124876876324p+100f)) return 1; - if (test__extendhfsf2(fromRep16(0x6e62), - UINT32_C(0x45cc4000))) + if (test__extendhfsf2(UINT16_C(0x6e62), + 0x1.988p+12f)) return 1; - if (test__extendhfsf2(fromRep16(0x3c00), - UINT32_C(0x3f800000))) + if (test__extendhfsf2(UINT16_C(0x3c00), + 0x1.0p+0f)) return 1; - if (test__extendhfsf2(fromRep16(0x0400), - UINT32_C(0x38800000))) + if (test__extendhfsf2(UINT16_C(0x0400), + 0x1.0p-14f)) return 1; // denormal - if (test__extendhfsf2(fromRep16(0x0010), - UINT32_C(0x35800000))) + if (test__extendhfsf2(UINT16_C(0x0010), + 0x1.0p-20f)) + return 1; + if (test__extendhfsf2(UINT16_C(0x0001), + 0x1.0p-24f)) return 1; - if (test__extendhfsf2(fromRep16(0x0001), - UINT32_C(0x33800000))) + if (test__extendhfsf2(UINT16_C(0x8001), + -0x1.0p-24f)) return 1; - if (test__extendhfsf2(fromRep16(0x8001), - UINT32_C(0xb3800000))) + if (test__extendhfsf2(UINT16_C(0x0001), + 0x1.5p-25f)) return 1; - if (test__extendhfsf2(fromRep16(0x0001), - UINT32_C(0x33800000))) + // and back to zero + if (test__extendhfsf2(UINT16_C(0x0000), + 0x1.0p-25f)) + return 1; + if (test__extendhfsf2(UINT16_C(0x8000), + -0x1.0p-25f)) return 1; // max (precise) - if (test__extendhfsf2(fromRep16(0x7bff), - UINT32_C(0x477fe000))) + if (test__extendhfsf2(UINT16_C(0x7bff), + 65504.0f)) return 1; // max (rounded) - if (test__extendhfsf2(fromRep16(0x7bff), - UINT32_C(0x477fe000))) + if (test__extendhfsf2(UINT16_C(0x7bff), + 65504.0f)) + return 1; + // max (to +inf) + if (test__extendhfsf2(UINT16_C(0x7c00), + makeInf32())) + return 1; + if (test__extendhfsf2(UINT16_C(0xfc00), + -makeInf32())) return 1; return 0; } diff --git a/compiler-rt/test/builtins/Unit/extendhftf2_test.c b/compiler-rt/test/builtins/Unit/extendhftf2_test.c deleted file mode 100644 index 7d3ea3049e8a..000000000000 --- a/compiler-rt/test/builtins/Unit/extendhftf2_test.c +++ /dev/null @@ -1,95 +0,0 @@ -// RUN: %clang_builtins %s %librt -o %t && %run %t -// REQUIRES: librt_has_extendhftf2 - -#include "int_lib.h" -#include <stdio.h> - -#if __LDBL_MANT_DIG__ == 113 && defined(COMPILER_RT_HAS_FLOAT16) - -#include "fp_test.h" - -COMPILER_RT_ABI long double __extendhftf2(TYPE_FP16 a); - -int test__extendhftf2(TYPE_FP16 a, uint64_t expectedHi, uint64_t expectedLo) { - long double x = __extendhftf2(a); - int ret = compareResultLD(x, expectedHi, expectedLo); - - if (ret) { - printf("error in test__extendhftf2(%#.4x) = %.20Lf, " - "expected %.20Lf\n", - toRep16(a), x, - fromRep128(expectedHi, expectedLo)); - } - return ret; -} - -char assumption_1[sizeof(TYPE_FP16) * CHAR_BIT == 16] = {0}; - -#endif - -int main() { -#if __LDBL_MANT_DIG__ == 113 && defined(COMPILER_RT_HAS_FLOAT16) - // qNaN - if (test__extendhftf2(makeQNaN16(), - UINT64_C(0x7fff800000000000), - UINT64_C(0x0))) - return 1; - // NaN - if (test__extendhftf2(makeNaN16(UINT16_C(0x0100)), - UINT64_C(0x7fff400000000000), - UINT64_C(0x0))) - return 1; - // inf - if (test__extendhftf2(makeInf16(), - UINT64_C(0x7fff000000000000), - UINT64_C(0x0))) - return 1; - if (test__extendhftf2(-makeInf16(), - UINT64_C(0xffff000000000000), - UINT64_C(0x0))) - return 1; - // zero - if (test__extendhftf2(fromRep16(0x0U), - UINT64_C(0x0), UINT64_C(0x0))) - return 1; - if (test__extendhftf2(fromRep16(0x8000U), - UINT64_C(0x8000000000000000), - UINT64_C(0x0))) - return 1; - // denormal - if (test__extendhftf2(fromRep16(0x0010U), - UINT64_C(0x3feb000000000000), - UINT64_C(0x0000000000000000))) - return 1; - if (test__extendhftf2(fromRep16(0x0001U), - UINT64_C(0x3fe7000000000000), - UINT64_C(0x0000000000000000))) - return 1; - if (test__extendhftf2(fromRep16(0x8001U), - UINT64_C(0xbfe7000000000000), - UINT64_C(0x0000000000000000))) - return 1; - - // pi - if (test__extendhftf2(fromRep16(0x4248U), - UINT64_C(0x4000920000000000), - UINT64_C(0x0000000000000000))) - return 1; - if (test__extendhftf2(fromRep16(0xc248U), - UINT64_C(0xc000920000000000), - UINT64_C(0x0000000000000000))) - return 1; - - if (test__extendhftf2(fromRep16(0x508cU), - UINT64_C(0x4004230000000000), - UINT64_C(0x0))) - return 1; - if (test__extendhftf2(fromRep16(0x1bb7U), - UINT64_C(0x3ff6edc000000000), - UINT64_C(0x0))) - return 1; -#else - printf("skipped\n"); -#endif - return 0; -} diff --git a/compiler-rt/test/builtins/Unit/fp_test.h b/compiler-rt/test/builtins/Unit/fp_test.h index 7c5d5111f4e7..59d4ae5cf9db 100644 --- a/compiler-rt/test/builtins/Unit/fp_test.h +++ b/compiler-rt/test/builtins/Unit/fp_test.h @@ -3,25 +3,13 @@ #include <string.h> #include <stdint.h> -#ifdef COMPILER_RT_HAS_FLOAT16 -#define TYPE_FP16 _Float16 -#else -#define TYPE_FP16 uint16_t -#endif - enum EXPECTED_RESULT { LESS_0, LESS_EQUAL_0, EQUAL_0, GREATER_0, GREATER_EQUAL_0, NEQUAL_0 }; -static inline TYPE_FP16 fromRep16(uint16_t x) +static inline uint16_t fromRep16(uint16_t x) { -#ifdef COMPILER_RT_HAS_FLOAT16 - TYPE_FP16 ret; - memcpy(&ret, &x, sizeof(ret)); - return ret; -#else return x; -#endif } static inline float fromRep32(uint32_t x) @@ -48,15 +36,9 @@ static inline long double fromRep128(uint64_t hi, uint64_t lo) } #endif -static inline uint16_t toRep16(TYPE_FP16 x) +static inline uint16_t toRep16(uint16_t x) { -#ifdef COMPILER_RT_HAS_FLOAT16 - uint16_t ret; - memcpy(&ret, &x, sizeof(ret)); - return ret; -#else return x; -#endif } static inline uint32_t toRep32(float x) @@ -82,7 +64,7 @@ static inline __uint128_t toRep128(long double x) } #endif -static inline int compareResultH(TYPE_FP16 result, +static inline int compareResultH(uint16_t result, uint16_t expected) { uint16_t rep = toRep16(result); @@ -217,7 +199,7 @@ static inline char *expectedStr(enum EXPECTED_RESULT expected) return ""; } -static inline TYPE_FP16 makeQNaN16(void) +static inline uint16_t makeQNaN16(void) { return fromRep16(0x7e00U); } @@ -239,7 +221,7 @@ static inline long double makeQNaN128(void) } #endif -static inline TYPE_FP16 makeNaN16(uint16_t rand) +static inline uint16_t makeNaN16(uint16_t rand) { return fromRep16(0x7c00U | (rand & 0x7fffU)); } @@ -261,7 +243,7 @@ static inline long double makeNaN128(uint64_t rand) } #endif -static inline TYPE_FP16 makeInf16(void) +static inline uint16_t makeInf16(void) { return fromRep16(0x7c00U); } diff --git a/compiler-rt/test/builtins/Unit/truncdfhf2_test.c b/compiler-rt/test/builtins/Unit/truncdfhf2_test.c index 1990ec9503a7..74e975eef60b 100644 --- a/compiler-rt/test/builtins/Unit/truncdfhf2_test.c +++ b/compiler-rt/test/builtins/Unit/truncdfhf2_test.c @@ -5,16 +5,16 @@ #include "fp_test.h" -TYPE_FP16 __truncdfhf2(double a); +uint16_t __truncdfhf2(double a); int test__truncdfhf2(double a, uint16_t expected) { - TYPE_FP16 x = __truncdfhf2(a); + uint16_t x = __truncdfhf2(a); int ret = compareResultH(x, expected); if (ret){ - printf("error in test__truncdfhf2(%lf) = %#.4x, " - "expected %#.4x\n", a, toRep16(x), expected); + printf("error in test__truncdfhf2(%f) = %#.4x, " + "expected %#.4x\n", a, x, fromRep16(expected)); } return ret; } diff --git a/compiler-rt/test/builtins/Unit/truncsfhf2_test.c b/compiler-rt/test/builtins/Unit/truncsfhf2_test.c index c7c8063d5218..7fcccf1a4e69 100644 --- a/compiler-rt/test/builtins/Unit/truncsfhf2_test.c +++ b/compiler-rt/test/builtins/Unit/truncsfhf2_test.c @@ -5,16 +5,16 @@ #include "fp_test.h" -TYPE_FP16 __truncsfhf2(float a); +uint16_t __truncsfhf2(float a); int test__truncsfhf2(float a, uint16_t expected) { - TYPE_FP16 x = __truncsfhf2(a); + uint16_t x = __truncsfhf2(a); int ret = compareResultH(x, expected); if (ret){ printf("error in test__truncsfhf2(%f) = %#.4x, " - "expected %#.4x\n", a, toRep16(x), expected); + "expected %#.4x\n", a, x, fromRep16(expected)); } return ret; } diff --git a/compiler-rt/test/builtins/Unit/trunctfhf2_test.c b/compiler-rt/test/builtins/Unit/trunctfhf2_test.c deleted file mode 100644 index 9c8c4afd1b83..000000000000 --- a/compiler-rt/test/builtins/Unit/trunctfhf2_test.c +++ /dev/null @@ -1,125 +0,0 @@ -// RUN: %clang_builtins %s %librt -o %t && %run %t -// REQUIRES: librt_has_trunctfhf2 - -#include "int_lib.h" -#include <stdio.h> - -#if __LDBL_MANT_DIG__ == 113 && defined(COMPILER_RT_HAS_FLOAT16) - -#include "fp_test.h" - -TYPE_FP16 __trunctfhf2(long double a); - -int test__trunctfhf2(long double a, uint16_t expected) { - TYPE_FP16 x = __trunctfhf2(a); - int ret = compareResultH(x, expected); - - if (ret) { - printf("error in test__trunctfhf2(%.20Lf) = %#.4x, " - "expected %#.4x\n", - a, toRep16(x), expected); - } - return ret; -} - -char assumption_1[sizeof(TYPE_FP16) * CHAR_BIT == 16] = {0}; - -#endif - -int main() { -#if __LDBL_MANT_DIG__ == 113 && defined(COMPILER_RT_HAS_FLOAT16) - // qNaN - if (test__trunctfhf2(makeQNaN128(), - UINT16_C(0x7e00))) - return 1; - // NaN - if (test__trunctfhf2(makeNaN128(UINT64_C(0x810000000000)), - UINT16_C(0x7e00))) - return 1; - // inf - if (test__trunctfhf2(makeInf128(), - UINT16_C(0x7c00))) - return 1; - if (test__trunctfhf2(-makeInf128(), - UINT16_C(0xfc00))) - return 1; - // zero - if (test__trunctfhf2(0.0L, UINT16_C(0x0))) - return 1; - if (test__trunctfhf2(-0.0L, UINT16_C(0x8000))) - return 1; - - if (test__trunctfhf2(3.1415926535L, - UINT16_C(0x4248))) - return 1; - if (test__trunctfhf2(-3.1415926535L, - UINT16_C(0xc248))) - return 1; - if (test__trunctfhf2(0x1.987124876876324p+100L, - UINT16_C(0x7c00))) - return 1; - if (test__trunctfhf2(0x1.987124876876324p+12L, - UINT16_C(0x6e62))) - return 1; - if (test__trunctfhf2(0x1.0p+0L, - UINT16_C(0x3c00))) - return 1; - if (test__trunctfhf2(0x1.0p-14L, - UINT16_C(0x0400))) - return 1; - // denormal - if (test__trunctfhf2(0x1.0p-20L, - UINT16_C(0x0010))) - return 1; - if (test__trunctfhf2(0x1.0p-24L, - UINT16_C(0x0001))) - return 1; - if (test__trunctfhf2(-0x1.0p-24L, - UINT16_C(0x8001))) - return 1; - if (test__trunctfhf2(0x1.5p-25L, - UINT16_C(0x0001))) - return 1; - // and back to zero - if (test__trunctfhf2(0x1.0p-25L, - UINT16_C(0x0000))) - return 1; - if (test__trunctfhf2(-0x1.0p-25L, - UINT16_C(0x8000))) - return 1; - // max (precise) - if (test__trunctfhf2(65504.0L, - UINT16_C(0x7bff))) - return 1; - // max (rounded) - if (test__trunctfhf2(65519.0L, - UINT16_C(0x7bff))) - return 1; - // max (to +inf) - if (test__trunctfhf2(65520.0L, - UINT16_C(0x7c00))) - return 1; - if (test__trunctfhf2(65536.0L, - UINT16_C(0x7c00))) - return 1; - if (test__trunctfhf2(-65520.0L, - UINT16_C(0xfc00))) - return 1; - - if (test__trunctfhf2(0x1.23a2abb4a2ddee355f36789abcdep+5L, - UINT16_C(0x508f))) - return 1; - if (test__trunctfhf2(0x1.e3d3c45bd3abfd98b76a54cc321fp-9L, - UINT16_C(0x1b8f))) - return 1; - if (test__trunctfhf2(0x1.234eebb5faa678f4488693abcdefp+453L, - UINT16_C(0x7c00))) - return 1; - if (test__trunctfhf2(0x1.edcba9bb8c76a5a43dd21f334634p-43L, - UINT16_C(0x0))) - return 1; -#else - printf("skipped\n"); -#endif - return 0; -} _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
