From: eric fang <eric.fang@arm.com>
Date: Tue, 2 Mar 2021 06:05:00 +0000 (+0000)
Subject: cmd/compile: remove 8-byte alignment requirement of stack slot on ppc64
X-Git-Tag: go1.17beta1~1188
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=68f3344fe95dde95685b0d7fbbf74d13f3e9ee04;p=gostls13.git

cmd/compile: remove 8-byte alignment requirement of stack slot on ppc64

This CL applies CL 267999 to ppc64.

Fixes #42385

Change-Id: I6462d647d1abdf7cec99607c40ef4d1fed1941e5
Reviewed-on: https://go-review.googlesource.com/c/go/+/297770
Reviewed-by: eric fang <eric.fang@arm.com>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Trust: eric fang <eric.fang@arm.com>
---

diff --git a/src/cmd/compile/internal/ssagen/pgen.go b/src/cmd/compile/internal/ssagen/pgen.go
index c2225ce950..8fa5980dab 100644
--- a/src/cmd/compile/internal/ssagen/pgen.go
+++ b/src/cmd/compile/internal/ssagen/pgen.go
@@ -19,7 +19,6 @@ import (
 	"cmd/internal/obj"
 	"cmd/internal/objabi"
 	"cmd/internal/src"
-	"cmd/internal/sys"
 )
 
 // cmpstackvarlt reports whether the stack variable a sorts before b.
@@ -133,9 +132,6 @@ func (s *ssafn) AllocFrame(f *ssa.Func) {
 		} else {
 			lastHasPtr = false
 		}
-		if Arch.LinkArch.InFamily(sys.PPC64) {
-			s.stksize = types.Rnd(s.stksize, int64(types.PtrSize))
-		}
 		n.SetFrameOffset(-s.stksize)
 	}