77 lines
2.2 KiB
C++
77 lines
2.2 KiB
C++
#include <stdio.h>
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#include <stdint.h>
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#include <vx_intrinsics.h>
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#include <vx_print.h>
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#include <include/gemmini.h>
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// #define ADDR_LEN 32
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// #define XCUSTOM_ACC 3
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// #define k_MVOUT_SPAD 23
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#define ROCC_INSTRUCTION_RS1_RS2(x, rs1, rs2, funct) { \
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/* printf("function %d\n", funct); */ \
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uint32_t instruction = (0x7B) | (0 << 7) | (3 << 12) | (1 << 15) | (2 << 20) | ((uint32_t) funct << 25); \
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*((volatile uint64_t*) 0xff002010) = (uint64_t) (rs1); \
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*((volatile uint64_t*) 0xff002018) = (uint64_t) (rs2); \
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/* gemmini_fence(); */ \
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*((volatile uint32_t*) 0xff002000) = instruction; \
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}
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// #define gemmini_extended_mvout_spad(dst_addr, dst_stride, src_addr, cols, rows) \
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// ROCC_INSTRUCTION_RS1_RS2(XCUSTOM_ACC, ((uint64_t)(dst_stride) << 32) | (uint64_t)(dst_addr), ((uint64_t)(rows) << (ADDR_LEN + 16)) | ((uint64_t)(cols) << ADDR_LEN) | (uint64_t)(src_addr), k_MVOUT_SPAD)
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// #define gemmini_mvout_spad(dst_addr, src_addr, cols, rows) \
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// gemmini_extended_mvout_spad(dst_addr, 1, src_addr, cols, rows)
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int main() {
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volatile uint64_t *bogus = (uint64_t *)0x00001000;
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gemmini_config_ld(0);
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gemmini_config_st(0);
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gemmini_extended_config_ex(WEIGHT_STATIONARY, 0, 0, 1, 0, 0);
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// bogus loop to give slack for MMIO to settle without fences
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for (int i = 0; i < 10; i++) {
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*bogus = 0xdeadbeef;
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}
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// load up A and B and C
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float *A = (float *)0xff000000;
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float *B = (float *)0xff000100;
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float *C = (float *)0xff000200;
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float *D = (float *)0xff000300;
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for (int i = 0; i < DIM; i++) {
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for (int j = 0; j < DIM; j++) {
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A[i * DIM + j] = 1.0f;
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B[i * DIM + j] = 1.0f;
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C[i * DIM + j] = 0.0f;
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D[i * DIM + j] = 0.0f;
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}
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}
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for (int i = 0; i < 10; i++) {
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*bogus = 0xdeadbeef;
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}
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gemmini_extended_preload(B, C, DIM, DIM, DIM, DIM);
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for (int i = 0; i < 10; i++) {
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*bogus = 0xdeadbeef;
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}
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gemmini_extended_compute_preloaded(A, D, DIM, DIM, DIM, DIM);
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for (int i = 0; i < 10; i++) {
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*bogus = 0xdeadbeef;
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}
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// gemmini_extended_mvout(0xc0000000, 0xff000000, DIM, DIM);
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gemmini_mvout_spad(0x00000000, 0x00000200/*C*/, DIM, DIM);
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for (int i = 0; i < 100; i++) {
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*bogus = 0xdeadbeef;
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}
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return 0;
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}
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