Commit 1786ecd5 authored by Ben Shi's avatar Ben Shi Committed by Cherry Zhang
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cmd/compile: eliminate WASM's redundant extension & wrapping 

This CL eliminates unnecessary pairs of I32WrapI64 and
I64ExtendI32U generated by the WASM backend for IF
statements. And it makes the total size of pkg/js_wasm/
decreases about 490KB.

Change-Id: I16b0abb686c4e30d5624323166ec2d0ec57dbe2d
Reviewed-on: https://go-review.googlesource.com/c/go/+/191758


Run-TryBot: Ben Shi <powerman1st@163.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: default avatarRichard Musiol <neelance@gmail.com>
parent cd03fd05
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