srlw

Shift right logical word

This instruction is defined by:

Encoding

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Synopsis

Logical shift the 32-bit value in xs1 right by the value in the lower 5 bits of xs2, and store the sign-extended result in xd.

Access

M

HS

U

VS

VU

Always

Always

Always

Always

Always

Decode Variables

Bits<5> xs2 = $encoding[24:20];
Bits<5> xs1 = $encoding[19:15];
Bits<5> xd = $encoding[11:7];

Execution

  • Pruned, XLEN == 64

  • Original

X[xd] = %%LINK%func;sext;sext%%(X[xs1][31:0] >> X[xs2][4:0], 31);
X[xd] = %%LINK%func;sext;sext%%(X[xs1][31:0] >> X[xs2][4:0], 31);