| #include <gtest/gtest.h> |
| |
| #include <cstdint> |
| |
| #include <fp16.h> |
| #include <fp16/psimd.h> |
| |
| |
| TEST(FP16_ALT_TO_FP32_PSIMD, positive_normalized_values) { |
| const uint32_t exponentBias = 15; |
| for (int32_t e = -14; e <= 16; e++) { |
| for (uint16_t h = 0; h < 0x0400; h += 4) { |
| 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), |
| }; |
| const psimd_u32 fp32 = (psimd_u32) fp16_alt_to_fp32_psimd(fp16); |
| |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[0]), fp32[0]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[0] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[0] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[0]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[1]), fp32[1]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[1] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[1] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[1]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[2]), fp32[2]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[2] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[2] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[2]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[3]), fp32[3]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[3] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[3] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[3]); |
| } |
| } |
| } |
| |
| TEST(FP16_ALT_TO_FP32_PSIMD, negative_normalized_values) { |
| const uint32_t exponentBias = 15; |
| for (int32_t e = -14; e <= 16; e++) { |
| for (uint16_t h = 0; h < 0x0400; h += 4) { |
| 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), |
| }; |
| const psimd_u32 fp32 = (psimd_u32) fp16_alt_to_fp32_psimd(fp16); |
| |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[0]), fp32[0]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[0] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[0] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[0]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[1]), fp32[1]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[1] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[1] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[1]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[2]), fp32[2]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[2] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[2] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[2]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[3]), fp32[3]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[3] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[3] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[3]); |
| } |
| } |
| } |
| |
| TEST(FP16_ALT_TO_FP32_PSIMD, positive_denormalized_values) { |
| for (uint16_t h = 0; h < 0x0400; h += 4) { |
| const psimd_u16 fp16 = { |
| (uint16_t) (h + 0), |
| (uint16_t) (h + 1), |
| (uint16_t) (h + 2), |
| (uint16_t) (h + 3), |
| }; |
| const psimd_u32 fp32 = (psimd_u32) fp16_alt_to_fp32_psimd(fp16); |
| |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[0]), fp32[0]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[0] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[0] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[0]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[1]), fp32[1]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[1] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[1] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[1]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[2]), fp32[2]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[2] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[2] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[2]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[3]), fp32[3]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[3] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[3] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[3]); |
| } |
| } |
| |
| TEST(FP16_ALT_TO_FP32_PSIMD, negative_denormalized_values) { |
| for (uint16_t h = 0; h < 0x0400; h += 4) { |
| const psimd_u16 fp16 = { |
| (uint16_t) (h + 0x8000), |
| (uint16_t) (h + 0x8001), |
| (uint16_t) (h + 0x8002), |
| (uint16_t) (h + 0x8003), |
| }; |
| const psimd_u32 fp32 = (psimd_u32) fp16_alt_to_fp32_psimd(fp16); |
| |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[0]), fp32[0]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[0] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[0] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[0]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[1]), fp32[1]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[1] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[1] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[1]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[2]), fp32[2]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[2] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[2] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[2]); |
| EXPECT_EQ(fp16_alt_to_fp32_bits(fp16[3]), fp32[3]) << |
| std::hex << std::uppercase << std::setfill('0') << |
| "F16 = 0x" << std::setw(4) << fp16[3] << ", " << |
| "F32(F16) = 0x" << std::setw(8) << fp32[3] << ", " << |
| "F32 = 0x" << std::setw(8) << fp16_alt_to_fp32_bits(fp16[3]); |
| } |
| } |
