9d72e8c686
Current assmbler accepts MUL* related instructions with 4 operands, such as instruction "MUL R1, R2, R3, R4", which is illegal. The fix adds an actual field informantion to Optab, which has value of C_NONE, C_REG, etc, so assembler can use p.From3Type for checking in oplook. Add test cases. Fixes #25059 Change-Id: I0656319383c460696b392197bf5960b987f8fc97 Reviewed-on: https://go-review.googlesource.com/109295 Reviewed-by: Cherry Zhang <cherryyz@google.com> Run-TryBot: Cherry Zhang <cherryyz@google.com> |
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