diff options
Diffstat (limited to 'src/cmd/compile/internal/gc/go.go')
| -rw-r--r-- | src/cmd/compile/internal/gc/go.go | 154 |
1 files changed, 28 insertions, 126 deletions
diff --git a/src/cmd/compile/internal/gc/go.go b/src/cmd/compile/internal/gc/go.go index c7627bddcf..0c6b81ffb7 100644 --- a/src/cmd/compile/internal/gc/go.go +++ b/src/cmd/compile/internal/gc/go.go @@ -5,6 +5,8 @@ package gc import ( + "cmd/compile/internal/base" + "cmd/compile/internal/ir" "cmd/compile/internal/ssa" "cmd/compile/internal/types" "cmd/internal/obj" @@ -12,10 +14,6 @@ import ( "sync" ) -const ( - BADWIDTH = types.BADWIDTH -) - var ( // maximum size variable which we will allocate on the stack. // This limit is for explicit variable declarations like "var x T" or "x := ...". @@ -39,7 +37,7 @@ var ( // isRuntimePkg reports whether p is package runtime. func isRuntimePkg(p *types.Pkg) bool { - if compiling_runtime && p == localpkg { + if base.Flag.CompilingRuntime && p == ir.LocalPkg { return true } return p.Path == "runtime" @@ -47,31 +45,12 @@ func isRuntimePkg(p *types.Pkg) bool { // isReflectPkg reports whether p is package reflect. func isReflectPkg(p *types.Pkg) bool { - if p == localpkg { - return myimportpath == "reflect" + if p == ir.LocalPkg { + return base.Ctxt.Pkgpath == "reflect" } return p.Path == "reflect" } -// The Class of a variable/function describes the "storage class" -// of a variable or function. During parsing, storage classes are -// called declaration contexts. -type Class uint8 - -//go:generate stringer -type=Class -const ( - Pxxx Class = iota // no class; used during ssa conversion to indicate pseudo-variables - PEXTERN // global variables - PAUTO // local variables - PAUTOHEAP // local variables or parameters moved to heap - PPARAM // input arguments - PPARAMOUT // output results - PFUNC // global functions - - // Careful: Class is stored in three bits in Node.flags. - _ = uint((1 << 3) - iota) // static assert for iota <= (1 << 3) -) - // Slices in the runtime are represented by three components: // // type slice struct { @@ -99,40 +78,10 @@ var ( var pragcgobuf [][]string -var outfile string -var linkobj string - -// nerrors is the number of compiler errors reported -// since the last call to saveerrors. -var nerrors int - -// nsavederrors is the total number of compiler errors -// reported before the last call to saveerrors. -var nsavederrors int - -var nsyntaxerrors int - var decldepth int32 var nolocalimports bool -// gc debug flags -type DebugFlags struct { - P, B, C, E, G, - K, L, N, S, - W, e, h, j, - l, m, r, w int -} - -var Debug DebugFlags - -var debugstr string - -var Debug_checknil int -var Debug_typeassert int - -var localpkg *types.Pkg // package being compiled - var inimport bool // set during import var itabpkg *types.Pkg // fake pkg for itab entries @@ -155,87 +104,53 @@ var gopkg *types.Pkg // pseudo-package for method symbols on anonymous receiver var zerosize int64 -var myimportpath string - -var localimport string - -var asmhdr string - -var simtype [NTYPE]types.EType +var simtype [types.NTYPE]types.EType var ( - isInt [NTYPE]bool - isFloat [NTYPE]bool - isComplex [NTYPE]bool - issimple [NTYPE]bool + isInt [types.NTYPE]bool + isFloat [types.NTYPE]bool + isComplex [types.NTYPE]bool + issimple [types.NTYPE]bool ) var ( - okforeq [NTYPE]bool - okforadd [NTYPE]bool - okforand [NTYPE]bool - okfornone [NTYPE]bool - okforcmp [NTYPE]bool - okforbool [NTYPE]bool - okforcap [NTYPE]bool - okforlen [NTYPE]bool - okforarith [NTYPE]bool - okforconst [NTYPE]bool + okforeq [types.NTYPE]bool + okforadd [types.NTYPE]bool + okforand [types.NTYPE]bool + okfornone [types.NTYPE]bool + okforcmp [types.NTYPE]bool + okforbool [types.NTYPE]bool + okforcap [types.NTYPE]bool + okforlen [types.NTYPE]bool + okforarith [types.NTYPE]bool ) var ( - okfor [OEND][]bool - iscmp [OEND]bool + okfor [ir.OEND][]bool + iscmp [ir.OEND]bool ) -var minintval [NTYPE]*Mpint - -var maxintval [NTYPE]*Mpint +var xtop []ir.Node -var minfltval [NTYPE]*Mpflt +var exportlist []ir.Node -var maxfltval [NTYPE]*Mpflt - -var xtop []*Node - -var exportlist []*Node - -var importlist []*Node // imported functions and methods with inlinable bodies +var importlist []ir.Node // imported functions and methods with inlinable bodies var ( funcsymsmu sync.Mutex // protects funcsyms and associated package lookups (see func funcsym) funcsyms []*types.Sym ) -var dclcontext Class // PEXTERN/PAUTO +var dclcontext ir.Class // PEXTERN/PAUTO -var Curfn *Node +var Curfn ir.Node var Widthptr int var Widthreg int -var nblank *Node - var typecheckok bool -var compiling_runtime bool - -// Compiling the standard library -var compiling_std bool - -var use_writebarrier bool - -var pure_go bool - -var flag_installsuffix string - -var flag_race bool - -var flag_msan bool - -var flagDWARF bool - // Whether we are adding any sort of code instrumentation, such as // when the race detector is enabled. var instrumenting bool @@ -243,20 +158,7 @@ var instrumenting bool // Whether we are tracking lexical scopes for DWARF. var trackScopes bool -// Controls generation of DWARF inlined instance records. Zero -// disables, 1 emits inlined routines but suppresses var info, -// and 2 emits inlined routines with tracking of formals/locals. -var genDwarfInline int - -var debuglive int - -var Ctxt *obj.Link - -var writearchive bool - -var nodfp *Node - -var disable_checknil int +var nodfp ir.Node var autogeneratedPos src.XPos @@ -293,7 +195,7 @@ var thearch Arch var ( staticuint64s, - zerobase *Node + zerobase ir.Node assertE2I, assertE2I2, |