7a9389330e
gcc/: * gcc.c (default_compilers): Add entry for ".go". * common.opt: Add -static-libgo as a driver option. * doc/install.texi (Configuration): Mention libgo as an option for --enable-shared. Mention go as an option for --enable-languages. * doc/invoke.texi (Overall Options): Mention .go as a file name suffix. Mention go as a -x option. * doc/frontends.texi (G++ and GCC): Mention Go as a supported language. * doc/sourcebuild.texi (Top Level): Mention libgo. * doc/standards.texi (Standards): Add section on Go language. Move references for other languages into their own section. * doc/contrib.texi (Contributors): Mention that I contributed the Go frontend. gcc/testsuite/: * lib/go.exp: New file. * lib/go-dg.exp: New file. * lib/go-torture.exp: New file. * lib/target-supports.exp (check_compile): Match // Go. From-SVN: r167407
143 lines
2.4 KiB
Go
143 lines
2.4 KiB
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package proc
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import (
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"os"
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"strconv"
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"syscall"
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)
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type _386Regs struct {
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syscall.PtraceRegs
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setter func(*syscall.PtraceRegs) os.Error
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}
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var names = []string{
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"eax",
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"ebx",
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"ecx",
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"edx",
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"esi",
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"edi",
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"ebp",
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"esp",
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"eip",
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"eflags",
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"cs",
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"ss",
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"ds",
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"es",
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"fs",
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"gs",
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}
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func (r *_386Regs) PC() Word { return Word(r.Eip) }
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func (r *_386Regs) SetPC(val Word) os.Error {
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r.Eip = int32(val)
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return r.setter(&r.PtraceRegs)
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}
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func (r *_386Regs) Link() Word {
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// TODO(austin)
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panic("No link register")
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}
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func (r *_386Regs) SetLink(val Word) os.Error { panic("No link register") }
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func (r *_386Regs) SP() Word { return Word(r.Esp) }
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func (r *_386Regs) SetSP(val Word) os.Error {
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r.Esp = int32(val)
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return r.setter(&r.PtraceRegs)
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}
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func (r *_386Regs) Names() []string { return names }
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func (r *_386Regs) Get(i int) Word {
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switch i {
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case 0:
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return Word(uint32(r.Eax))
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case 1:
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return Word(uint32(r.Ebx))
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case 2:
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return Word(uint32(r.Ecx))
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case 3:
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return Word(uint32(r.Edx))
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case 4:
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return Word(uint32(r.Esi))
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case 5:
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return Word(uint32(r.Edi))
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case 6:
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return Word(uint32(r.Ebp))
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case 7:
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return Word(uint32(r.Esp))
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case 8:
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return Word(uint32(r.Eip))
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case 9:
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return Word(uint32(r.Eflags))
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case 10:
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return Word(r.Xcs)
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case 11:
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return Word(r.Xss)
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case 12:
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return Word(r.Xds)
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case 13:
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return Word(r.Xes)
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case 14:
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return Word(r.Xfs)
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case 15:
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return Word(r.Xgs)
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}
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panic("invalid register index " + strconv.Itoa(i))
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}
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func (r *_386Regs) Set(i int, val Word) os.Error {
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switch i {
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case 0:
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r.Eax = int32(val)
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case 1:
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r.Ebx = int32(val)
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case 2:
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r.Ecx = int32(val)
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case 3:
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r.Edx = int32(val)
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case 4:
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r.Esi = int32(val)
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case 5:
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r.Edi = int32(val)
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case 6:
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r.Ebp = int32(val)
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case 7:
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r.Esp = int32(val)
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case 8:
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r.Eip = int32(val)
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case 9:
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r.Eflags = int32(val)
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case 10:
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r.Xcs = int32(val)
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case 11:
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r.Xss = int32(val)
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case 12:
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r.Xds = int32(val)
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case 13:
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r.Xes = int32(val)
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case 14:
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r.Xfs = int32(val)
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case 15:
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r.Xgs = int32(val)
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default:
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panic("invalid register index " + strconv.Itoa(i))
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}
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return r.setter(&r.PtraceRegs)
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}
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func newRegs(regs *syscall.PtraceRegs, setter func(*syscall.PtraceRegs) os.Error) Regs {
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res := _386Regs{}
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res.PtraceRegs = *regs
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res.setter = setter
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return &res
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}
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