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13 lines
365 B
13 lines
365 B
require_rv32;
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P_NARROW_RD_RS1_ULOOP(16, 32, {
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uint32_t shamt = P_UFIELD(RS2, 0, 16) & 0x1F;
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uint32_t result;
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if (shamt == 0) {
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result = p_rs1;
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} else {
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uint32_t shifted = p_rs1 >> shamt;
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uint32_t roundbit = (p_rs1 >> (shamt - 1)) & 1;
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result = shifted + roundbit;
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}
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p_rd = P_USAT_FULL(16, (sreg_t)result);
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})
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