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#13415: Update left shift #15538

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merged 1 commit into from
Dec 1, 2024
Merged

#13415: Update left shift #15538

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10 changes: 3 additions & 7 deletions tt_metal/hw/ckernels/blackhole/metal/llk_api/llk_sfpu/ckernel_sfpu_left_shift.h
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Original file line number Diff line number Diff line change
Expand Up @@ -17,13 +17,9 @@ template <bool APPROXIMATION_MODE, int ITERATIONS = 8>
inline void calculate_left_shift(const uint shift_amt) {
#pragma GCC unroll 0
for (int d = 0; d < ITERATIONS; d++) {
vInt val = dst_reg[0];
vInt v = val;

val = val << shift_amt;
val = setsgn(val, v);
dst_reg[0] = val;

TTI_SFPLOAD(0,12,ADDR_MOD_7,0);
TT_SFPSHFT(shift_amt,0,0,1);
TTI_SFPSTORE(0,12,ADDR_MOD_7,0);
dst_reg++;
}
}
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10 changes: 3 additions & 7 deletions tt_metal/hw/ckernels/wormhole_b0/metal/llk_api/llk_sfpu/ckernel_sfpu_left_shift.h
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Original file line number Diff line number Diff line change
Expand Up @@ -17,13 +17,9 @@ template <bool APPROXIMATION_MODE, int ITERATIONS = 8>
inline void calculate_left_shift(const uint shift_amt) {
#pragma GCC unroll 0
for (int d = 0; d < ITERATIONS; d++) {
vInt val = dst_reg[0];
vInt v = val;

val = val << shift_amt;
val = setsgn(val, v);
dst_reg[0] = val;

TTI_SFPLOAD(0,4,3,0);
TT_SFPSHFT(shift_amt,0,0,1);
TTI_SFPSTORE(0,4,3,0);
dst_reg++;
}
}
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