From: Xiaodong Liu <liuxiaodong@loongson.cn>
Date: Sun, 15 Aug 2021 07:32:16 +0000 (+0800)
Subject: cmd/cgo: configure cgo tool for loong64
X-Git-Tag: go1.19beta1~498
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=7a22c8a07f0909ea4da71df7379640cc281bda12;p=gostls13.git

cmd/cgo: configure cgo tool for loong64

Define pointer and int type size for loong64
Add "-mabi=lp64d" argument to gcc

Contributors to the loong64 port are:
  Weining Lu <luweining@loongson.cn>
  Lei Wang <wanglei@loongson.cn>
  Lingqin Gong <gonglingqin@loongson.cn>
  Xiaolin Zhao <zhaoxiaolin@loongson.cn>
  Meidan Li <limeidan@loongson.cn>
  Xiaojuan Zhai <zhaixiaojuan@loongson.cn>
  Qiyuan Pu <puqiyuan@loongson.cn>
  Guoqi Chen <chenguoqi@loongson.cn>

This port has been updated to Go 1.15.6:
  https://github.com/loongson/go

Updates #46229

Change-Id: I9699fd9af0112e72193ac24b736b85c580887a0f
Reviewed-on: https://go-review.googlesource.com/c/go/+/342305
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
---

diff --git a/src/cmd/cgo/gcc.go b/src/cmd/cgo/gcc.go
index a52163fd65..a469afa8dd 100644
--- a/src/cmd/cgo/gcc.go
+++ b/src/cmd/cgo/gcc.go
@@ -1622,6 +1622,8 @@ func (p *Package) gccMachine() []string {
 		} else if gomips == "softfloat" {
 			return []string{"-mabi=32", "-msoft-float"}
 		}
+	case "loong64":
+		return []string{"-mabi=lp64d"}
 	}
 	return nil
 }
diff --git a/src/cmd/cgo/main.go b/src/cmd/cgo/main.go
index 364d8b81fb..21d895be26 100644
--- a/src/cmd/cgo/main.go
+++ b/src/cmd/cgo/main.go
@@ -175,6 +175,7 @@ var ptrSizeMap = map[string]int64{
 	"amd64":    8,
 	"arm":      4,
 	"arm64":    8,
+	"loong64":  8,
 	"m68k":     4,
 	"mips":     4,
 	"mipsle":   4,
@@ -200,6 +201,7 @@ var intSizeMap = map[string]int64{
 	"amd64":    8,
 	"arm":      4,
 	"arm64":    8,
+	"loong64":  8,
 	"m68k":     4,
 	"mips":     4,
 	"mipsle":   4,