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542 lines
26 KiB
542 lines
26 KiB
#include <gtest/gtest.h>
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#include <cstdint>
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#include <fp16.h>
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#include <fp16/psimd.h>
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TEST(FP16_IEEE_TO_FP32x2_PSIMD, infinity) {
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const uint16_t positive_infinity_f16 = UINT16_C(0x7C00);
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const uint16_t negative_infinity_f16 = UINT16_C(0xFC00);
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const uint32_t positive_infinity_f32 = UINT32_C(0x7F800000);
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const uint32_t negative_infinity_f32 = UINT32_C(0xFF800000);
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const psimd_u16 fp16 = {
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positive_infinity_f16, negative_infinity_f16,
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negative_infinity_f16, positive_infinity_f16,
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positive_infinity_f16, positive_infinity_f16,
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negative_infinity_f16, negative_infinity_f16
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};
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const psimd_u32x2 fp32 =
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psimd_cast_f32x2_u32x2(fp16_ieee_to_fp32x2_psimd(fp16));
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EXPECT_EQ(positive_infinity_f32, fp32.lo[0]) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[0] << ", " <<
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"F32 = 0x" << std::setw(8) << positive_infinity_f32;
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EXPECT_EQ(negative_infinity_f32, fp32.lo[1]) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[1] << ", " <<
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"F32 = 0x" << std::setw(8) << negative_infinity_f32;
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EXPECT_EQ(negative_infinity_f32, fp32.lo[2]) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[2] << ", " <<
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"F32 = 0x" << std::setw(8) << negative_infinity_f32;
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EXPECT_EQ(positive_infinity_f32, fp32.lo[3]) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[3] << ", " <<
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"F32 = 0x" << std::setw(8) << positive_infinity_f32;
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EXPECT_EQ(positive_infinity_f32, fp32.hi[0]) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[0] << ", " <<
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"F32 = 0x" << std::setw(8) << positive_infinity_f32;
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EXPECT_EQ(positive_infinity_f32, fp32.hi[1]) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[1] << ", " <<
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"F32 = 0x" << std::setw(8) << positive_infinity_f32;
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EXPECT_EQ(negative_infinity_f32, fp32.hi[2]) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[2] << ", " <<
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"F32 = 0x" << std::setw(8) << negative_infinity_f32;
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EXPECT_EQ(negative_infinity_f32, fp32.hi[3]) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[3] << ", " <<
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"F32 = 0x" << std::setw(8) << negative_infinity_f32;
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}
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TEST(FP16_IEEE_TO_FP32x2_PSIMD, positive_nan) {
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for (uint16_t h = 0; h < 0x0400; h += 8) {
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const psimd_u16 fp16 = {
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(uint16_t) (h + 0x7C00 + (h == 0)) /* Avoid infinity */,
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(uint16_t) (h + 0x7C01),
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(uint16_t) (h + 0x7C02),
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(uint16_t) (h + 0x7C03),
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(uint16_t) (h + 0x7C04),
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(uint16_t) (h + 0x7C05),
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(uint16_t) (h + 0x7C06),
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(uint16_t) (h + 0x7C07),
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};
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const psimd_u32x2 fp32 =
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psimd_cast_f32x2_u32x2(fp16_ieee_to_fp32x2_psimd(fp16));
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/* Check sign */
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EXPECT_EQ(fp32.lo[0] & UINT32_C(0x80000000), 0) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[0];
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EXPECT_EQ(fp32.lo[1] & UINT32_C(0x80000000), 0) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[1];
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EXPECT_EQ(fp32.lo[2] & UINT32_C(0x80000000), 0) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[2];
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EXPECT_EQ(fp32.lo[3] & UINT32_C(0x80000000), 0) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[3];
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EXPECT_EQ(fp32.hi[0] & UINT32_C(0x80000000), 0) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[0];
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EXPECT_EQ(fp32.hi[1] & UINT32_C(0x80000000), 0) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[1];
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EXPECT_EQ(fp32.hi[2] & UINT32_C(0x80000000), 0) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[2];
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EXPECT_EQ(fp32.hi[3] & UINT32_C(0x80000000), 0) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[3];
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/* Check exponent */
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EXPECT_EQ(fp32.lo[0] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[0];
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EXPECT_EQ(fp32.lo[1] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[1];
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EXPECT_EQ(fp32.lo[2] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[2];
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EXPECT_EQ(fp32.lo[3] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[3];
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EXPECT_EQ(fp32.hi[0] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[0];
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EXPECT_EQ(fp32.hi[1] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[1];
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EXPECT_EQ(fp32.hi[2] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[2];
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EXPECT_EQ(fp32.hi[3] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[3];
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/* Check mantissa */
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EXPECT_NE(fp32.lo[0] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[0];
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EXPECT_NE(fp32.lo[1] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[1];
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EXPECT_NE(fp32.lo[2] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[2];
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EXPECT_NE(fp32.lo[3] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[3];
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EXPECT_NE(fp32.hi[0] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[0];
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EXPECT_NE(fp32.hi[1] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[1];
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EXPECT_NE(fp32.hi[2] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[2];
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EXPECT_NE(fp32.hi[3] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[3];
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}
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}
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TEST(FP16_IEEE_TO_FP32x2_PSIMD, negative_nan) {
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for (uint16_t h = 0; h < 0x0400; h += 8) {
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const psimd_u16 fp16 = {
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(uint16_t) (h + 0xFC00 + (h == 0)) /* Avoid infinity */,
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(uint16_t) (h + 0xFC01),
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(uint16_t) (h + 0xFC02),
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(uint16_t) (h + 0xFC03),
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(uint16_t) (h + 0xFC04),
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(uint16_t) (h + 0xFC05),
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(uint16_t) (h + 0xFC06),
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(uint16_t) (h + 0xFC07),
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};
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const psimd_u32x2 fp32 =
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psimd_cast_f32x2_u32x2(fp16_ieee_to_fp32x2_psimd(fp16));
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/* Check sign */
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EXPECT_EQ(fp32.lo[0] & UINT32_C(0x80000000), UINT32_C(0x80000000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[0];
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EXPECT_EQ(fp32.lo[1] & UINT32_C(0x80000000), UINT32_C(0x80000000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[1];
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EXPECT_EQ(fp32.lo[2] & UINT32_C(0x80000000), UINT32_C(0x80000000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[2];
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EXPECT_EQ(fp32.lo[3] & UINT32_C(0x80000000), UINT32_C(0x80000000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[3];
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EXPECT_EQ(fp32.hi[0] & UINT32_C(0x80000000), UINT32_C(0x80000000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[0];
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EXPECT_EQ(fp32.hi[1] & UINT32_C(0x80000000), UINT32_C(0x80000000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[1];
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EXPECT_EQ(fp32.hi[2] & UINT32_C(0x80000000), UINT32_C(0x80000000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[2];
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EXPECT_EQ(fp32.hi[3] & UINT32_C(0x80000000), UINT32_C(0x80000000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[3];
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/* Check exponent */
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EXPECT_EQ(fp32.lo[0] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[0];
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EXPECT_EQ(fp32.lo[1] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[1];
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EXPECT_EQ(fp32.lo[2] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[2];
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EXPECT_EQ(fp32.lo[3] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[3];
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EXPECT_EQ(fp32.hi[0] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[0];
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EXPECT_EQ(fp32.hi[1] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[1];
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EXPECT_EQ(fp32.hi[2] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[2];
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EXPECT_EQ(fp32.hi[3] & UINT32_C(0x7F800000), UINT32_C(0x7F800000)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.hi[3];
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/* Check mantissa */
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EXPECT_NE(fp32.lo[0] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
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"F32(F16) = 0x" << std::setw(8) << fp32.lo[0];
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EXPECT_NE(fp32.lo[1] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
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std::hex << std::uppercase << std::setfill('0') <<
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"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[1];
|
|
EXPECT_NE(fp32.lo[2] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[2];
|
|
EXPECT_NE(fp32.lo[3] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[3];
|
|
EXPECT_NE(fp32.hi[0] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[0];
|
|
EXPECT_NE(fp32.hi[1] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[1];
|
|
EXPECT_NE(fp32.hi[2] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[2];
|
|
EXPECT_NE(fp32.hi[3] & UINT32_C(0x007FFFFF), UINT32_C(0)) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[3];
|
|
}
|
|
}
|
|
|
|
TEST(FP16_IEEE_TO_FP32x2_PSIMD, positive_normalized_values) {
|
|
const uint32_t exponentBias = 15;
|
|
for (int32_t e = -14; e <= 15; e++) {
|
|
for (uint16_t h = 0; h < 0x0400; h += 8) {
|
|
const psimd_u16 fp16 = {
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 0),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 1),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 2),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 3),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 4),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 5),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 6),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 7)
|
|
};
|
|
const psimd_u32x2 fp32 =
|
|
psimd_cast_f32x2_u32x2(fp16_ieee_to_fp32x2_psimd(fp16));
|
|
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[0]), fp32.lo[0]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[0] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[0]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[1]), fp32.lo[1]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[1] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[1]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[2]), fp32.lo[2]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[2] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[2]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[3]), fp32.lo[3]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[3] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[3]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[4]), fp32.hi[0]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[0] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[4]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[5]), fp32.hi[1]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[1] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[5]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[6]), fp32.hi[2]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[2] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[6]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[7]), fp32.hi[3]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[3] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[7]);
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST(FP16_IEEE_TO_FP32x2_PSIMD, negative_normalized_values) {
|
|
const uint32_t exponentBias = 15;
|
|
for (int32_t e = -14; e <= 15; e++) {
|
|
for (uint16_t h = 0; h < 0x0400; h += 8) {
|
|
const psimd_u16 fp16 = {
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 0x8000),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 0x8001),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 0x8002),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 0x8003),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 0x8004),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 0x8005),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 0x8006),
|
|
(uint16_t) (h + ((e + exponentBias) << 10) + 0x8007)
|
|
};
|
|
const psimd_u32x2 fp32 =
|
|
psimd_cast_f32x2_u32x2(fp16_ieee_to_fp32x2_psimd(fp16));
|
|
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[0]), fp32.lo[0]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[0] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[0]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[1]), fp32.lo[1]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[1] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[1]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[2]), fp32.lo[2]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[2] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[2]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[3]), fp32.lo[3]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[3] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[3]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[4]), fp32.hi[0]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[0] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[4]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[5]), fp32.hi[1]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[1] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[5]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[6]), fp32.hi[2]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[2] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[6]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[7]), fp32.hi[3]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[3] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[7]);
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST(FP16_IEEE_TO_FP32x2_PSIMD, positive_denormalized_values) {
|
|
for (uint16_t h = 0; h < 0x0400; h += 8) {
|
|
const psimd_u16 fp16 = {
|
|
(uint16_t) (h + 0),
|
|
(uint16_t) (h + 1),
|
|
(uint16_t) (h + 2),
|
|
(uint16_t) (h + 3),
|
|
(uint16_t) (h + 4),
|
|
(uint16_t) (h + 5),
|
|
(uint16_t) (h + 6),
|
|
(uint16_t) (h + 7)
|
|
};
|
|
const psimd_u32x2 fp32 =
|
|
psimd_cast_f32x2_u32x2(fp16_ieee_to_fp32x2_psimd(fp16));
|
|
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[0]), fp32.lo[0]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[0] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[0]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[1]), fp32.lo[1]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[1] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[1]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[2]), fp32.lo[2]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[2] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[2]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[3]), fp32.lo[3]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[3] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[3]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[4]), fp32.hi[0]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[0] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[4]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[5]), fp32.hi[1]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[1] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[5]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[6]), fp32.hi[2]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[2] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[6]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[7]), fp32.hi[3]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[3] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[7]);
|
|
}
|
|
}
|
|
|
|
TEST(FP16_IEEE_TO_FP32x2_PSIMD, negative_denormalized_values) {
|
|
for (uint16_t h = 0; h < 0x0400; h += 8) {
|
|
const psimd_u16 fp16 = {
|
|
(uint16_t) (h + 0x8000),
|
|
(uint16_t) (h + 0x8001),
|
|
(uint16_t) (h + 0x8002),
|
|
(uint16_t) (h + 0x8003),
|
|
(uint16_t) (h + 0x8004),
|
|
(uint16_t) (h + 0x8005),
|
|
(uint16_t) (h + 0x8006),
|
|
(uint16_t) (h + 0x8007)
|
|
};
|
|
const psimd_u32x2 fp32 =
|
|
psimd_cast_f32x2_u32x2(fp16_ieee_to_fp32x2_psimd(fp16));
|
|
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[0]), fp32.lo[0]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[0] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[0] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[0]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[1]), fp32.lo[1]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[1] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[1] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[1]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[2]), fp32.lo[2]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[2] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[2] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[2]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[3]), fp32.lo[3]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[3] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.lo[3] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[3]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[4]), fp32.hi[0]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[4] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[0] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[4]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[5]), fp32.hi[1]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[5] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[1] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[5]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[6]), fp32.hi[2]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[6] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[2] << ", " <<
|
|
"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[6]);
|
|
EXPECT_EQ(fp16_ieee_to_fp32_bits(fp16[7]), fp32.hi[3]) <<
|
|
std::hex << std::uppercase << std::setfill('0') <<
|
|
"F16 = 0x" << std::setw(4) << fp16[7] << ", " <<
|
|
"F32(F16) = 0x" << std::setw(8) << fp32.hi[3] << ", " <<
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"F32 = 0x" << std::setw(8) << fp16_ieee_to_fp32_bits(fp16[7]);
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}
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}
|