aboutsummaryrefslogtreecommitdiff
path: root/src/cpu/kernels/activation/generic/neon/qasymm8.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/cpu/kernels/activation/generic/neon/qasymm8.cpp')
-rw-r--r--src/cpu/kernels/activation/generic/neon/qasymm8.cpp411
1 files changed, 5 insertions, 406 deletions
diff --git a/src/cpu/kernels/activation/generic/neon/qasymm8.cpp b/src/cpu/kernels/activation/generic/neon/qasymm8.cpp
index 5095ecf5bd..67d9e0a8ca 100644
--- a/src/cpu/kernels/activation/generic/neon/qasymm8.cpp
+++ b/src/cpu/kernels/activation/generic/neon/qasymm8.cpp
@@ -37,411 +37,6 @@ namespace arm_compute
{
namespace cpu
{
-namespace
-{
-#ifdef __aarch64__
-
-void substitute_bytes_neon(
- const uint8_t *table,
- size_t num_strings,
- size_t string_length,
- const uint8_t *const *input,
- uint8_t *const *output)
-{
- __asm__ __volatile__(
- "ldr q16, [%x[table], #0x0]\n"
- "ldr q17, [%x[table], #0x10]\n"
- "mov x22, #0x0\n"
- "ldr q18, [%x[table], #0x20]\n"
- "ldr q19, [%x[table], #0x30]\n"
- "ldr q20, [%x[table], #0x40]\n"
- "ldr q21, [%x[table], #0x50]\n"
- "ldr q22, [%x[table], #0x60]\n"
- "ldr q23, [%x[table], #0x70]\n"
- "ldr q24, [%x[table], #0x80]\n"
- "ldr q25, [%x[table], #0x90]\n"
- "ldr q26, [%x[table], #0xa0]\n"
- "ldr q27, [%x[table], #0xb0]\n"
- "ldr q28, [%x[table], #0xc0]\n"
- "ldr q29, [%x[table], #0xd0]\n"
- "ldr q30, [%x[table], #0xe0]\n"
- "ldr q31, [%x[table], #0xf0]\n"
- "1:" // string loop
- "ldr x21, [%x[input], x22, LSL #0x3]\n"
- "ldr x20, [%x[output], x22, LSL #0x3]\n"
- "movi v12.16b, #0x40\n"
- "movi v11.16b, #0x80\n"
- "movi v10.16b, #0xc0\n"
- "mov x19, %x[string_length]\n"
- "2:" // 4 rounds: width loop
- "cmp x19, #0x30\n"
- "bge 27f\n"
- "tbz x19, #5, 10f\n"
- "ld1 { v9.16b }, [x21], #0x10\n"
- "ld1 { v13.16b }, [x21], #0x10\n"
- "tbz x19, #3, 6f\n"
- "ldr d14, [x21], #0x8\n"
- "tbz x19, #2, 4f\n"
- "ld1 { v14.s }[2], [x21], #0x4\n"
- "tbz x19, #1, 3f\n"
- "ld1 { v14.h }[6], [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v14.b }[14], [x21]\n"
- "b 26f\n"
- "3:" // 4 rounds: Partial load: partial_1_44
- "tbz x19, #0, 26f\n"
- "ld1 { v14.b }[12], [x21]\n"
- "b 26f\n"
- "4:" // 4 rounds: Partial load: partial_2_40
- "tbz x19, #1, 5f\n"
- "ld1 { v14.h }[4], [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v14.b }[10], [x21]\n"
- "b 26f\n"
- "5:" // 4 rounds: Partial load: partial_1_40
- "tbz x19, #0, 26f\n"
- "ld1 { v14.b }[8], [x21]\n"
- "b 26f\n"
- "6:" // 4 rounds: Partial load: partial_4_32
- "tbz x19, #2, 8f\n"
- "ldr s14, [x21], #0x4\n"
- "tbz x19, #1, 7f\n"
- "ld1 { v14.h }[2], [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v14.b }[6], [x21]\n"
- "b 26f\n"
- "7:" // 4 rounds: Partial load: partial_1_36
- "tbz x19, #0, 26f\n"
- "ld1 { v14.b }[4], [x21]\n"
- "b 26f\n"
- "8:" // 4 rounds: Partial load: partial_2_32
- "tbz x19, #1, 9f\n"
- "ldr h14, [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v14.b }[2], [x21]\n"
- "b 26f\n"
- "9:" // 4 rounds: Partial load: partial_1_32
- "tbz x19, #0, 26f\n"
- "ldr b14, [x21, #0x0]\n"
- "b 26f\n"
- "10:" // 4 rounds: Partial load: partial_16_0
- "tbz x19, #4, 18f\n"
- "ld1 { v9.16b }, [x21], #0x10\n"
- "tbz x19, #3, 14f\n"
- "ldr d13, [x21], #0x8\n"
- "tbz x19, #2, 12f\n"
- "ld1 { v13.s }[2], [x21], #0x4\n"
- "tbz x19, #1, 11f\n"
- "ld1 { v13.h }[6], [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v13.b }[14], [x21]\n"
- "b 26f\n"
- "11:" // 4 rounds: Partial load: partial_1_28
- "tbz x19, #0, 26f\n"
- "ld1 { v13.b }[12], [x21]\n"
- "b 26f\n"
- "12:" // 4 rounds: Partial load: partial_2_24
- "tbz x19, #1, 13f\n"
- "ld1 { v13.h }[4], [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v13.b }[10], [x21]\n"
- "b 26f\n"
- "13:" // 4 rounds: Partial load: partial_1_24
- "tbz x19, #0, 26f\n"
- "ld1 { v13.b }[8], [x21]\n"
- "b 26f\n"
- "14:" // 4 rounds: Partial load: partial_4_16
- "tbz x19, #2, 16f\n"
- "ldr s13, [x21], #0x4\n"
- "tbz x19, #1, 15f\n"
- "ld1 { v13.h }[2], [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v13.b }[6], [x21]\n"
- "b 26f\n"
- "15:" // 4 rounds: Partial load: partial_1_20
- "tbz x19, #0, 26f\n"
- "ld1 { v13.b }[4], [x21]\n"
- "b 26f\n"
- "16:" // 4 rounds: Partial load: partial_2_16
- "tbz x19, #1, 17f\n"
- "ldr h13, [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v13.b }[2], [x21]\n"
- "b 26f\n"
- "17:" // 4 rounds: Partial load: partial_1_16
- "tbz x19, #0, 26f\n"
- "ldr b13, [x21, #0x0]\n"
- "b 26f\n"
- "18:" // 4 rounds: Partial load: partial_8_0
- "tbz x19, #3, 22f\n"
- "ldr d9, [x21], #0x8\n"
- "tbz x19, #2, 20f\n"
- "ld1 { v9.s }[2], [x21], #0x4\n"
- "tbz x19, #1, 19f\n"
- "ld1 { v9.h }[6], [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v9.b }[14], [x21]\n"
- "b 26f\n"
- "19:" // 4 rounds: Partial load: partial_1_12
- "tbz x19, #0, 26f\n"
- "ld1 { v9.b }[12], [x21]\n"
- "b 26f\n"
- "20:" // 4 rounds: Partial load: partial_2_8
- "tbz x19, #1, 21f\n"
- "ld1 { v9.h }[4], [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v9.b }[10], [x21]\n"
- "b 26f\n"
- "21:" // 4 rounds: Partial load: partial_1_8
- "tbz x19, #0, 26f\n"
- "ld1 { v9.b }[8], [x21]\n"
- "b 26f\n"
- "22:" // 4 rounds: Partial load: partial_4_0
- "tbz x19, #2, 24f\n"
- "ldr s9, [x21], #0x4\n"
- "tbz x19, #1, 23f\n"
- "ld1 { v9.h }[2], [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v9.b }[6], [x21]\n"
- "b 26f\n"
- "23:" // 4 rounds: Partial load: partial_1_4
- "tbz x19, #0, 26f\n"
- "ld1 { v9.b }[4], [x21]\n"
- "b 26f\n"
- "24:" // 4 rounds: Partial load: partial_2_0
- "tbz x19, #1, 25f\n"
- "ldr h9, [x21], #0x2\n"
- "tbz x19, #0, 26f\n"
- "ld1 { v9.b }[2], [x21]\n"
- "b 26f\n"
- "25:" // 4 rounds: Partial load: partial_1_0
- "ldr b9, [x21, #0x0]\n"
- "26:" // 4 rounds: Partial load: Done
- "b 28f\n"
- "27:" // 4 rounds: Full load
- "ldr q9, [x21, #0x0]\n"
- "ldr q13, [x21, #0x10]\n"
- "ldr q14, [x21, #0x20]\n"
- "add x21, x21, #0x30\n"
- "28:" // 4 rounds: Load done
- "sub v8.16b, v9.16b, v12.16b\n"
- "sub v7.16b, v9.16b, v11.16b\n"
- "tbl v8.16b, { v20.16b, v21.16b, v22.16b, v23.16b }, v8.16b\n"
- "sub v6.16b, v9.16b, v10.16b\n"
- "sub v5.16b, v13.16b, v12.16b\n"
- "tbl v9.16b, { v16.16b, v17.16b, v18.16b, v19.16b }, v9.16b\n"
- "sub v4.16b, v13.16b, v11.16b\n"
- "sub v3.16b, v13.16b, v10.16b\n"
- "tbl v7.16b, { v24.16b, v25.16b, v26.16b, v27.16b }, v7.16b\n"
- "sub v2.16b, v14.16b, v12.16b\n"
- "sub v1.16b, v14.16b, v11.16b\n"
- "tbl v6.16b, { v28.16b, v29.16b, v30.16b, v31.16b }, v6.16b\n"
- "sub v0.16b, v14.16b, v10.16b\n"
- "tbl v13.16b, { v16.16b, v17.16b, v18.16b, v19.16b }, v13.16b\n"
- "tbl v5.16b, { v20.16b, v21.16b, v22.16b, v23.16b }, v5.16b\n"
- "tbl v4.16b, { v24.16b, v25.16b, v26.16b, v27.16b }, v4.16b\n"
- "tbl v3.16b, { v28.16b, v29.16b, v30.16b, v31.16b }, v3.16b\n"
- "orr v9.16b, v9.16b, v8.16b\n"
- "tbl v14.16b, { v16.16b, v17.16b, v18.16b, v19.16b }, v14.16b\n"
- "tbl v2.16b, { v20.16b, v21.16b, v22.16b, v23.16b }, v2.16b\n"
- "orr v7.16b, v7.16b, v6.16b\n"
- "tbl v1.16b, { v24.16b, v25.16b, v26.16b, v27.16b }, v1.16b\n"
- "tbl v0.16b, { v28.16b, v29.16b, v30.16b, v31.16b }, v0.16b\n"
- "orr v13.16b, v13.16b, v5.16b\n"
- "orr v4.16b, v4.16b, v3.16b\n"
- "orr v14.16b, v14.16b, v2.16b\n"
- "cmp x19, #0x30\n"
- "orr v1.16b, v1.16b, v0.16b\n"
- "orr v9.16b, v9.16b, v7.16b\n"
- "orr v13.16b, v13.16b, v4.16b\n"
- "orr v14.16b, v14.16b, v1.16b\n"
- "bge 53f\n"
- "tbz x19, #5, 36f\n"
- "st1 { v9.16b }, [x20], #0x10\n"
- "st1 { v13.16b }, [x20], #0x10\n"
- "tbz x19, #3, 32f\n"
- "str d14, [x20], #0x8\n"
- "tbz x19, #2, 30f\n"
- "st1 { v14.s }[2], [x20], #0x4\n"
- "tbz x19, #1, 29f\n"
- "st1 { v14.h }[6], [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v14.b }[14], [x20]\n"
- "b 52f\n"
- "29:" // 4 rounds: Partial writeback: partial_1_44
- "tbz x19, #0, 52f\n"
- "st1 { v14.b }[12], [x20]\n"
- "b 52f\n"
- "30:" // 4 rounds: Partial writeback: partial_2_40
- "tbz x19, #1, 31f\n"
- "st1 { v14.h }[4], [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v14.b }[10], [x20]\n"
- "b 52f\n"
- "31:" // 4 rounds: Partial writeback: partial_1_40
- "tbz x19, #0, 52f\n"
- "st1 { v14.b }[8], [x20]\n"
- "b 52f\n"
- "32:" // 4 rounds: Partial writeback: partial_4_32
- "tbz x19, #2, 34f\n"
- "str s14, [x20], #0x4\n"
- "tbz x19, #1, 33f\n"
- "st1 { v14.h }[2], [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v14.b }[6], [x20]\n"
- "b 52f\n"
- "33:" // 4 rounds: Partial writeback: partial_1_36
- "tbz x19, #0, 52f\n"
- "st1 { v14.b }[4], [x20]\n"
- "b 52f\n"
- "34:" // 4 rounds: Partial writeback: partial_2_32
- "tbz x19, #1, 35f\n"
- "str h14, [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v14.b }[2], [x20]\n"
- "b 52f\n"
- "35:" // 4 rounds: Partial writeback: partial_1_32
- "tbz x19, #0, 52f\n"
- "str b14, [x20, #0x0]\n"
- "b 52f\n"
- "36:" // 4 rounds: Partial writeback: partial_16_0
- "tbz x19, #4, 44f\n"
- "st1 { v9.16b }, [x20], #0x10\n"
- "tbz x19, #3, 40f\n"
- "str d13, [x20], #0x8\n"
- "tbz x19, #2, 38f\n"
- "st1 { v13.s }[2], [x20], #0x4\n"
- "tbz x19, #1, 37f\n"
- "st1 { v13.h }[6], [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v13.b }[14], [x20]\n"
- "b 52f\n"
- "37:" // 4 rounds: Partial writeback: partial_1_28
- "tbz x19, #0, 52f\n"
- "st1 { v13.b }[12], [x20]\n"
- "b 52f\n"
- "38:" // 4 rounds: Partial writeback: partial_2_24
- "tbz x19, #1, 39f\n"
- "st1 { v13.h }[4], [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v13.b }[10], [x20]\n"
- "b 52f\n"
- "39:" // 4 rounds: Partial writeback: partial_1_24
- "tbz x19, #0, 52f\n"
- "st1 { v13.b }[8], [x20]\n"
- "b 52f\n"
- "40:" // 4 rounds: Partial writeback: partial_4_16
- "tbz x19, #2, 42f\n"
- "str s13, [x20], #0x4\n"
- "tbz x19, #1, 41f\n"
- "st1 { v13.h }[2], [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v13.b }[6], [x20]\n"
- "b 52f\n"
- "41:" // 4 rounds: Partial writeback: partial_1_20
- "tbz x19, #0, 52f\n"
- "st1 { v13.b }[4], [x20]\n"
- "b 52f\n"
- "42:" // 4 rounds: Partial writeback: partial_2_16
- "tbz x19, #1, 43f\n"
- "str h13, [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v13.b }[2], [x20]\n"
- "b 52f\n"
- "43:" // 4 rounds: Partial writeback: partial_1_16
- "tbz x19, #0, 52f\n"
- "str b13, [x20, #0x0]\n"
- "b 52f\n"
- "44:" // 4 rounds: Partial writeback: partial_8_0
- "tbz x19, #3, 48f\n"
- "str d9, [x20], #0x8\n"
- "tbz x19, #2, 46f\n"
- "st1 { v9.s }[2], [x20], #0x4\n"
- "tbz x19, #1, 45f\n"
- "st1 { v9.h }[6], [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v9.b }[14], [x20]\n"
- "b 52f\n"
- "45:" // 4 rounds: Partial writeback: partial_1_12
- "tbz x19, #0, 52f\n"
- "st1 { v9.b }[12], [x20]\n"
- "b 52f\n"
- "46:" // 4 rounds: Partial writeback: partial_2_8
- "tbz x19, #1, 47f\n"
- "st1 { v9.h }[4], [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v9.b }[10], [x20]\n"
- "b 52f\n"
- "47:" // 4 rounds: Partial writeback: partial_1_8
- "tbz x19, #0, 52f\n"
- "st1 { v9.b }[8], [x20]\n"
- "b 52f\n"
- "48:" // 4 rounds: Partial writeback: partial_4_0
- "tbz x19, #2, 50f\n"
- "str s9, [x20], #0x4\n"
- "tbz x19, #1, 49f\n"
- "st1 { v9.h }[2], [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v9.b }[6], [x20]\n"
- "b 52f\n"
- "49:" // 4 rounds: Partial writeback: partial_1_4
- "tbz x19, #0, 52f\n"
- "st1 { v9.b }[4], [x20]\n"
- "b 52f\n"
- "50:" // 4 rounds: Partial writeback: partial_2_0
- "tbz x19, #1, 51f\n"
- "str h9, [x20], #0x2\n"
- "tbz x19, #0, 52f\n"
- "st1 { v9.b }[2], [x20]\n"
- "b 52f\n"
- "51:" // 4 rounds: Partial writeback: partial_1_0
- "str b9, [x20, #0x0]\n"
- "52:" // 4 rounds: Partial writeback: Done
- "b 54f\n"
- "53:" // 4 rounds: Full writeback
- "str q9, [x20, #0x0]\n"
- "str q13, [x20, #0x10]\n"
- "str q14, [x20, #0x20]\n"
- "add x20, x20, #0x30\n"
- "54:" // 4 rounds: Writeback done
- "subs x19, x19, #0x30\n"
- "bgt 2b\n"
- "add x22, x22, #0x1\n"
- "cmp x22, %x[num_strings]\n"
- "bne 1b\n"
- :
- : [input] "r"(input), [num_strings] "r"(num_strings), [output] "r"(output), [string_length] "r"(string_length), [table] "r"(table)
- : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31", "x19", "x20", "x21", "x22");
-}
-
-#endif // __aarch64__
-} // namespace
-
-void neon_qasymm8_activation_lut(const ITensor *src, ITensor *dst, const ActivationLayerInfo &act_info, const Window &window)
-{
- ARM_COMPUTE_ERROR_ON(!ActivationLayerInfo::is_lut_supported(act_info.activation(), src->info()->data_type()));
-#ifdef __aarch64__
- const int window_step_x = src->info()->tensor_shape().x();
- Window win_collapsed = window.collapse_if_possible(window, Window::DimZ);
- win_collapsed.set(Window::DimX, Window::Dimension(0, 1, 1));
- Iterator input(src, win_collapsed);
- Iterator output(dst, win_collapsed);
- execute_window_loop(win_collapsed, [&](const Coordinates &)
- {
- const auto input_ptr = reinterpret_cast<const uint8_t *>(input.ptr());
- auto output_ptr = reinterpret_cast<uint8_t *>(output.ptr());
- substitute_bytes_neon(act_info.lut().data(), 1u, window_step_x, &input_ptr, &output_ptr);
- },
- input, output);
-#else // #ifdef __aarch64__
- ARM_COMPUTE_UNUSED(src);
- ARM_COMPUTE_UNUSED(dst);
- ARM_COMPUTE_UNUSED(act_info);
- ARM_COMPUTE_UNUSED(window);
- ARM_COMPUTE_ERROR("LUT Only supported in aarch64.");
-#endif // __aarch64__
-}
-
void neon_qasymm8_activation(const ITensor *src, ITensor *dst, const ActivationLayerInfo &act_info, const Window &window)
{
constexpr int window_step_x = 16;
@@ -463,8 +58,8 @@ void neon_qasymm8_activation(const ITensor *src, ITensor *dst, const ActivationL
const qasymm8_t b = quantize_qasymm8(act_info.b(), qi_in);
const qasymm8_t const_0 = quantize_qasymm8(0.f, qi_in);
const qasymm8x16_t vconst_0 = vdupq_n_u8(const_0);
- const auto vconst_1 = vdupq_n_f32(1.f);
#ifndef __aarch64__
+ const auto vconst_1 = vdupq_n_f32(1.f);
const auto vconst_0_f32 = vdupq_n_f32(0);
#endif // __aarch64__
const float32x4_t va_f32 = vdupq_n_f32(act_info.a());
@@ -518,6 +113,7 @@ void neon_qasymm8_activation(const ITensor *src, ITensor *dst, const ActivationL
// Re-quantize to new output space
tmp = vmlaq_qasymm8(tmp, vs, vo);
}
+#ifndef __aarch64__ // LUT-based implementation is used for aarch64 instead.
else if(act == ActivationLayerInfo::ActivationFunction::LOGISTIC)
{
// De-quantize
@@ -535,6 +131,7 @@ void neon_qasymm8_activation(const ITensor *src, ITensor *dst, const ActivationL
// Re-quantize to new output space
tmp = vquantize(tmp_dep, qi_out);
}
+#endif // __aarch64__
else if(act == ActivationLayerInfo::ActivationFunction::TANH)
{
// De-quantize
@@ -624,12 +221,14 @@ void neon_qasymm8_activation(const ITensor *src, ITensor *dst, const ActivationL
tmp = std::min(a, std::max(b, in));
tmp = utility::clamp<int32_t, qasymm8_t>(tmp * s + o);
}
+#ifndef __aarch64__ // LUT-based implementation is used for aarch64 instead.
else if(act == ActivationLayerInfo::ActivationFunction::LOGISTIC)
{
float tmp_f = dequantize_qasymm8(in, qi_in);
tmp_f = 1.f / (1.f + std::exp(-tmp_f));
tmp = quantize_qasymm8(tmp_f, qi_out);
}
+#endif // __aarch64__
else if(act == ActivationLayerInfo::ActivationFunction::TANH)
{
float tmp_f = dequantize_qasymm8(in, qi_in);
generated by cgit v1.2.1 (git 2.23.0) at 2024-06-06 07:52:29 +0000