internal/buildcfg: move build configuration out of cmd/internal/objabi

[gostls13.git] / src / cmd / compile / internal / ssagen / ssa.go

diff --git a/src/cmd/compile/internal/ssagen/ssa.go b/src/cmd/compile/internal/ssagen/ssa.go
index 61f23a9c408fb394350fe8d9e47a6fb4c48fe5a3..f0bce0756a97f7369cf062ccd6f7cd6863883bb3 100644 (file)
--- a/src/cmd/compile/internal/ssagen/ssa.go
+++ b/src/cmd/compile/internal/ssagen/ssa.go
@@ -12,6 +12,7 @@ import (
        "fmt"
        "go/constant"
        "html"
+       "internal/buildcfg"
        "os"
        "path/filepath"
        "sort"
@@ -227,7 +228,7 @@ const magicLastTypeName = "MagicLastTypeNameForTestingRegisterABI"
 // abiForFunc implements ABI policy for a function, but does not return a copy of the ABI.
 // Passing a nil function returns the default ABI based on experiment configuration.
 func abiForFunc(fn *ir.Func, abi0, abi1 *abi.ABIConfig) *abi.ABIConfig {
-       if objabi.Experiment.RegabiArgs {
+       if buildcfg.Experiment.RegabiArgs {
                // Select the ABI based on the function's defining ABI.
                if fn == nil {
                        return abi1
@@ -4646,7 +4647,7 @@ func (s *state) openDeferRecord(n *ir.CallExpr) {
        var args []*ssa.Value
        var argNodes []*ir.Name
 
-       if objabi.Experiment.RegabiDefer && (len(n.Args) != 0 || n.Op() == ir.OCALLINTER || n.X.Type().NumResults() != 0) {
+       if buildcfg.Experiment.RegabiDefer && (len(n.Args) != 0 || n.Op() == ir.OCALLINTER || n.X.Type().NumResults() != 0) {
                s.Fatalf("defer call with arguments or results: %v", n)
        }
 
@@ -4883,7 +4884,7 @@ func (s *state) call(n *ir.CallExpr, k callKind, returnResultAddr bool) *ssa.Val
 
        callABI := s.f.ABIDefault
 
-       if !objabi.Experiment.RegabiArgs {
+       if !buildcfg.Experiment.RegabiArgs {
                var magicFnNameSym *types.Sym
                if fn.Name() != nil {
                        magicFnNameSym = fn.Name().Sym()
@@ -4901,7 +4902,7 @@ func (s *state) call(n *ir.CallExpr, k callKind, returnResultAddr bool) *ssa.Val
                }
        }
 
-       if objabi.Experiment.RegabiDefer && k != callNormal && (len(n.Args) != 0 || n.Op() == ir.OCALLINTER || n.X.Type().NumResults() != 0) {
+       if buildcfg.Experiment.RegabiDefer && k != callNormal && (len(n.Args) != 0 || n.Op() == ir.OCALLINTER || n.X.Type().NumResults() != 0) {
                s.Fatalf("go/defer call with arguments: %v", n)
        }
 
@@ -4910,7 +4911,7 @@ func (s *state) call(n *ir.CallExpr, k callKind, returnResultAddr bool) *ssa.Val
                if k == callNormal && fn.Op() == ir.ONAME && fn.(*ir.Name).Class == ir.PFUNC {
                        fn := fn.(*ir.Name)
                        callee = fn
-                       if objabi.Experiment.RegabiArgs {
+                       if buildcfg.Experiment.RegabiArgs {
                                // This is a static call, so it may be
                                // a direct call to a non-ABIInternal
                                // function. fn.Func may be nil for
@@ -4951,7 +4952,7 @@ func (s *state) call(n *ir.CallExpr, k callKind, returnResultAddr bool) *ssa.Val
                }
        }
 
-       if !objabi.Experiment.RegabiArgs {
+       if !buildcfg.Experiment.RegabiArgs {
                if regAbiForFuncType(n.X.Type().FuncType()) {
                        // Magic last type in input args to call
                        callABI = s.f.ABI1
@@ -5135,7 +5136,7 @@ func (s *state) call(n *ir.CallExpr, k callKind, returnResultAddr bool) *ssa.Val
 // maybeNilCheckClosure checks if a nil check of a closure is needed in some
 // architecture-dependent situations and, if so, emits the nil check.
 func (s *state) maybeNilCheckClosure(closure *ssa.Value, k callKind) {
-       if Arch.LinkArch.Family == sys.Wasm || objabi.GOOS == "aix" && k != callGo {
+       if Arch.LinkArch.Family == sys.Wasm || buildcfg.GOOS == "aix" && k != callGo {
                // On AIX, the closure needs to be verified as fn can be nil, except if it's a call go. This needs to be handled by the runtime to have the "go of nil func value" error.
                // TODO(neelance): On other architectures this should be eliminated by the optimization steps
                s.nilCheck(closure)
@@ -6881,7 +6882,7 @@ func defframe(s *State, e *ssafn, f *ssa.Func) {
        // and not address-taken (for non-SSA-able or address-taken arguments we always
        // spill upfront).
        // TODO(register args) Make liveness more fine-grained to that partial spilling is okay.
-       if objabi.Experiment.RegabiArgs {
+       if buildcfg.Experiment.RegabiArgs {
                // First, see if it is already spilled before it may be live. Look for a spill
                // in the entry block up to the first safepoint.
                type nameOff struct {