llgo/ssa/abi: PathOf fix - support trim PatchPathPrefix

cl/_testlibgo/errors/out.ll

@@ -0,0 +1,60 @@
+; ModuleID = 'main'
+source_filename = "main"
+
+%"github.com/goplus/llgo/internal/runtime.String" = type { ptr, i64 }
+%"github.com/goplus/llgo/internal/runtime.iface" = type { ptr, ptr }
+%"github.com/goplus/llgo/internal/runtime.eface" = type { ptr, ptr }
+
+@"main.init$guard" = global i1 false, align 1
+@__llgo_argc = global i32 0, align 4
+@__llgo_argv = global ptr null, align 8
+@0 = private unnamed_addr constant [5 x i8] c"error", align 1
+
+define void @main.init() {
+_llgo_0:
+ %0 = load i1, ptr @"main.init$guard", align 1
+ br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1: ; preds = %_llgo_0
+ store i1 true, ptr @"main.init$guard", align 1
+ call void @errors.init()
+ br label %_llgo_2
+
+_llgo_2: ; preds = %_llgo_1, %_llgo_0
+ ret void
+}
+
+define i32 @main(i32 %0, ptr %1) {
+_llgo_0:
+ store i32 %0, ptr @__llgo_argc, align 4
+ store ptr %1, ptr @__llgo_argv, align 8
+ call void @"github.com/goplus/llgo/internal/runtime.init"()
+ call void @main.init()
+ %2 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
+ %3 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %2, i32 0, i32 0
+ store ptr @0, ptr %3, align 8
+ %4 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %2, i32 0, i32 1
+ store i64 5, ptr %4, align 4
+ %5 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %2, align 8
+ %6 = call %"github.com/goplus/llgo/internal/runtime.iface" @errors.New(%"github.com/goplus/llgo/internal/runtime.String" %5)
+ %7 = call ptr @"github.com/goplus/llgo/internal/runtime.IfaceType"(%"github.com/goplus/llgo/internal/runtime.iface" %6)
+ %8 = extractvalue %"github.com/goplus/llgo/internal/runtime.iface" %6, 1
+ %9 = alloca %"github.com/goplus/llgo/internal/runtime.eface", align 8
+ %10 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %9, i32 0, i32 0
+ store ptr %7, ptr %10, align 8
+ %11 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %9, i32 0, i32 1
+ store ptr %8, ptr %11, align 8
+ %12 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %9, align 8
+ call void @"github.com/goplus/llgo/internal/runtime.Panic"(%"github.com/goplus/llgo/internal/runtime.eface" %12)
+ unreachable
+}
+
+declare void @errors.init()
+
+declare void @"github.com/goplus/llgo/internal/runtime.init"()
+
+declare %"github.com/goplus/llgo/internal/runtime.iface" @errors.New(%"github.com/goplus/llgo/internal/runtime.String")
+
+declare ptr @"github.com/goplus/llgo/internal/runtime.IfaceType"(%"github.com/goplus/llgo/internal/runtime.iface")
+
+declare void @"github.com/goplus/llgo/internal/runtime.Panic"(%"github.com/goplus/llgo/internal/runtime.eface")

internal/build/build.go

@@ -35,6 +35,7 @@ import (
 
  "github.com/goplus/llgo/cl"
  "github.com/goplus/llgo/internal/packages"
+ "github.com/goplus/llgo/ssa/abi"
  "github.com/goplus/llgo/xtool/clang"
  "github.com/goplus/llgo/xtool/env"
 
@@ -400,7 +401,7 @@ func buildPkg(ctx *context, aPkg *aPackage) {
 }
 
 const (
- altPkgPathPrefix = "github.com/goplus/llgo/internal/lib/"
+ altPkgPathPrefix = abi.PatchPathPrefix
 )
 
 func altPkgs(initial []*packages.Package, alts ...string) []string {

ssa/abi/abi.go

@@ -23,6 +23,7 @@ import (
  "go/types"
  "hash"
  "log"
+ "strings"
 
  "github.com/goplus/llgo/internal/abi"
 )
@@ -168,6 +169,10 @@ func (b *Builder) TypeName(t types.Type) (ret string, pub bool) {
  return
 }
 
+const (
+ PatchPathPrefix = "github.com/goplus/llgo/internal/lib/"
+)
+
 // PathOf returns the package path of the specified package.
 func PathOf(pkg *types.Package) string {
  if pkg == nil {
@@ -176,7 +181,7 @@ func PathOf(pkg *types.Package) string {
  if pkg.Name() == "main" {
  return "main"
  }
- return pkg.Path()
+ return strings.TrimPrefix(pkg.Path(), PatchPathPrefix)
 }
 
 // FullName returns the full name of a package member.