runtime,internal: move runtime/internal/math to internal/runtime/math

Cleanup and friction reduction.

Updates #65355.

Change-Id: I6c4fcd409d044c00d16561fe9ed2257877d73f5b
Reviewed-on: https://go-review.googlesource.com/c/go/+/600435
Reviewed-by: Keith Randall <khr@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Keith Randall <khr@golang.org>

src/cmd/compile/internal/ssa/_gen/ARM64.rules

@@ -1931,7 +1931,7 @@
 
 ((REV|REVW) ((REV|REVW) p)) => p
 
-// runtime/internal/math.MulUintptr intrinsics
+// internal/runtime/math.MulUintptr intrinsics
 
 (Select0 (Mul64uover x y)) => (MUL x y)
 (Select1 (Mul64uover x y)) => (NotEqual (CMPconst (UMULH <typ.UInt64> x y) [0]))

src/cmd/compile/internal/ssagen/ssa.go

@@ -4241,7 +4241,7 @@ func InitTables() {
 			},
 			all...)
 	}
-	addF("runtime/internal/math", "MulUintptr",
+	addF("internal/runtime/math", "MulUintptr",
 		func(s *state, n *ir.CallExpr, args []*ssa.Value) *ssa.Value {
 			if s.config.PtrSize == 4 {
 				return s.newValue2(ssa.OpMul32uover, types.NewTuple(types.Types[types.TUINT], types.Types[types.TUINT]), args[0], args[1])
@@ -5025,14 +5025,14 @@ func InitTables() {
 		},
 		sys.AMD64, sys.ARM64, sys.PPC64, sys.S390X, sys.MIPS64, sys.RISCV64, sys.Loong64)
 	alias("math/bits", "Mul", "math/bits", "Mul64", p8...)
-	alias("runtime/internal/math", "Mul64", "math/bits", "Mul64", p8...)
+	alias("internal/runtime/math", "Mul64", "math/bits", "Mul64", p8...)
 	addF("math/bits", "Add64",
 		func(s *state, n *ir.CallExpr, args []*ssa.Value) *ssa.Value {
 			return s.newValue3(ssa.OpAdd64carry, types.NewTuple(types.Types[types.TUINT64], types.Types[types.TUINT64]), args[0], args[1], args[2])
 		},
 		sys.AMD64, sys.ARM64, sys.PPC64, sys.S390X, sys.RISCV64, sys.Loong64, sys.MIPS64)
 	alias("math/bits", "Add", "math/bits", "Add64", p8...)
-	alias("runtime/internal/math", "Add64", "math/bits", "Add64", all...)
+	alias("internal/runtime/math", "Add64", "math/bits", "Add64", all...)
 	addF("math/bits", "Sub64",
 		func(s *state, n *ir.CallExpr, args []*ssa.Value) *ssa.Value {
 			return s.newValue3(ssa.OpSub64borrow, types.NewTuple(types.Types[types.TUINT64], types.Types[types.TUINT64]), args[0], args[1], args[2])

src/cmd/compile/internal/test/inl_test.go

@@ -98,7 +98,7 @@ func TestIntendedInlining(t *testing.T) {
 			"traceEnabled",
 		},
 		"runtime/internal/sys": {},
-		"runtime/internal/math": {
+		"internal/runtime/math": {
 			"MulUintptr",
 		},
 		"bytes": {

src/cmd/compile/internal/walk/builtin.go

@@ -799,7 +799,7 @@ func walkUnsafeSlice(n *ir.BinaryExpr, init *ir.Nodes) ir.Node {
 	return walkExpr(typecheck.Expr(h), init)
 }
 
-var math_MulUintptr = &types.Sym{Pkg: types.NewPkg("runtime/internal/math", "math"), Name: "MulUintptr"}
+var math_MulUintptr = &types.Sym{Pkg: types.NewPkg("internal/runtime/math", "math"), Name: "MulUintptr"}
 
 func walkUnsafeString(n *ir.BinaryExpr, init *ir.Nodes) ir.Node {
 	ptr := safeExpr(n.X, init)

src/cmd/internal/objabi/pkgspecial.go

@@ -47,7 +47,7 @@ var runtimePkgs = []string{
 
 	"internal/runtime/atomic",
 	"internal/runtime/exithook",
-	"runtime/internal/math",
+	"internal/runtime/math",
 	"runtime/internal/sys",
 	"internal/runtime/syscall",
 

src/go/build/deps_test.go

@@ -87,7 +87,7 @@ var depsRules = `
 	< internal/runtime/syscall
 	< internal/runtime/atomic
 	< internal/runtime/exithook
-	< runtime/internal/math
+	< internal/runtime/math
 	< runtime
 	< sync/atomic
 	< internal/race

src/internal/coverage/pkid.go

@@ -28,7 +28,7 @@ package coverage
 //    slot: 3 path='internal/goos'
 //    slot: 4 path='runtime/internal/sys'  hard-coded id: 5
 //    slot: 5 path='internal/abi'  hard-coded id: 4
-//    slot: 6 path='runtime/internal/math'  hard-coded id: 6
+//    slot: 6 path='internal/runtime/math'  hard-coded id: 6
 //    slot: 7 path='internal/bytealg'  hard-coded id: 7
 //    slot: 8 path='internal/goexperiment'
 //    slot: 9 path='internal/runtime/syscall'  hard-coded id: 8
@@ -52,7 +52,7 @@ var rtPkgs = [...]string{
 	"internal/chacha8rand",
 	"runtime/internal/sys",
 	"internal/abi",
-	"runtime/internal/math",
+	"internal/runtime/math",
 	"internal/bytealg",
 	"internal/goexperiment",
 	"internal/runtime/syscall",

src/internal/runtime/math/math_test.go

@@ -5,7 +5,7 @@
 package math_test
 
 import (
-	. "runtime/internal/math"
+	. "internal/runtime/math"
 	"testing"
 )
 

src/runtime/arena.go

@@ -86,7 +86,7 @@ import (
 	"internal/abi"
 	"internal/goarch"
 	"internal/runtime/atomic"
-	"runtime/internal/math"
+	"internal/runtime/math"
 	"runtime/internal/sys"
 	"unsafe"
 )

src/runtime/chan.go

@@ -20,7 +20,7 @@ package runtime
 import (
 	"internal/abi"
 	"internal/runtime/atomic"
-	"runtime/internal/math"
+	"internal/runtime/math"
 	"unsafe"
 )
 

src/runtime/hash64.go

@@ -10,7 +10,7 @@
 package runtime
 
 import (
-	"runtime/internal/math"
+	"internal/runtime/math"
 	"unsafe"
 )
 

src/runtime/malloc.go

@@ -104,7 +104,7 @@ import (
 	"internal/goarch"
 	"internal/goos"
 	"internal/runtime/atomic"
-	"runtime/internal/math"
+	"internal/runtime/math"
 	"runtime/internal/sys"
 	"unsafe"
 )

src/runtime/map.go

@@ -57,7 +57,7 @@ import (
 	"internal/abi"
 	"internal/goarch"
 	"internal/runtime/atomic"
-	"runtime/internal/math"
+	"internal/runtime/math"
 	"unsafe"
 )
 

src/runtime/rand.go

@@ -9,7 +9,7 @@ package runtime
 import (
 	"internal/chacha8rand"
 	"internal/goarch"
-	"runtime/internal/math"
+	"internal/runtime/math"
 	"unsafe"
 	_ "unsafe" // for go:linkname
 )

src/runtime/slice.go

@@ -7,7 +7,7 @@ package runtime
 import (
 	"internal/abi"
 	"internal/goarch"
-	"runtime/internal/math"
+	"internal/runtime/math"
 	"runtime/internal/sys"
 	"unsafe"
 )

src/runtime/unsafe.go

@@ -5,7 +5,7 @@
 package runtime
 
 import (
-	"runtime/internal/math"
+	"internal/runtime/math"
 	"unsafe"
 )