From: Cherry Mui <cherryyz@google.com>
Date: Fri, 26 Sep 2025 17:44:48 +0000 (-0400)
Subject: [dev.simd] cmd/compile: remove unnecessary code from early simd prototype
X-Git-Tag: go1.26rc1~147^2~55
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=b4d1e018a8;p=gostls13.git

[dev.simd] cmd/compile: remove unnecessary code from early simd prototype

The code overwrites a SIMD vector's register numbers is from an
early prototype. Now CalcStructSize and simdify take care of it.

Change-Id: I15415f796ddb04623b8cabdd2e39cb9c9593c72e
Reviewed-on: https://go-review.googlesource.com/c/go/+/707136
Reviewed-by: Junyang Shao <shaojunyang@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
---

diff --git a/src/cmd/compile/internal/types/size.go b/src/cmd/compile/internal/types/size.go
index a4ec67e463..0162164679 100644
--- a/src/cmd/compile/internal/types/size.go
+++ b/src/cmd/compile/internal/types/size.go
@@ -411,10 +411,6 @@ func CalcSize(t *Type) {
 		}
 		CalcStructSize(t)
 		w = t.width
-		if t.IsSIMD() { // XXX
-			t.intRegs = 0
-			t.floatRegs = 1
-		}
 
 	// make fake type to check later to
 	// trigger function argument computation.