tree 114f0c6fa103dd31f259a77918ca9c164f3b9cfb
parent b233d79623dd3a6d307db2bc73ddd12e3a054460
author Craig Topper <craig.topper@sifive.com> 1744477256 -0700
committer GitHub <noreply@github.com> 1744477256 -0700
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[TableGen] Accurately calculate where the source variable ops start in PseudoLoweringEmitter::emitLoweringEmitter. (#135465)

The code was using the number of source operands plus one. The plus one
seems to be an ARM specific value accounting for one of the source
operands having 2 sub operands. No other target in tree uses
PseudoLowering with variadic instructions so this worked.

This patch replaces it with a proper count of the number of sub operands
of all operands. While there I update the loop to use MIOperandNo so we
don't need to count up the sub operands as we go.