From: Cherry Mui <cherryyz@google.com>
Date: Fri, 30 Jul 2021 17:12:27 +0000 (-0400)
Subject: cmd/compile: correct a comment in uint64Tofloat
X-Git-Tag: go1.18beta1~1494
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=a8aa6cfa6d41a1be17bf8d35c490f693935f81ac;p=gostls13.git

cmd/compile: correct a comment in uint64Tofloat

We only do z>>1 once (as it should be). Remove the extra one
in the comment.

Change-Id: I6fea05fe697de07e160bd686697377babcb3e4c1
Reviewed-on: https://go-review.googlesource.com/c/go/+/347400
Trust: Cherry Mui <cherryyz@google.com>
Reviewed-by: David Chase <drchase@google.com>
---

diff --git a/src/cmd/compile/internal/ssagen/ssa.go b/src/cmd/compile/internal/ssagen/ssa.go
index 176e6438dc..c86501b88b 100644
--- a/src/cmd/compile/internal/ssagen/ssa.go
+++ b/src/cmd/compile/internal/ssagen/ssa.go
@@ -5808,7 +5808,6 @@ func (s *state) uint64Tofloat(cvttab *u642fcvtTab, n ir.Node, x *ssa.Value, ft,
 	// } else {
 	// 	  y = uintX(x) ; y = x & 1
 	// 	  z = uintX(x) ; z = z >> 1
-	// 	  z = z >> 1
 	// 	  z = z | y
 	// 	  result = floatY(z)
 	// 	  result = result + result