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Commit Graph

30 Commits

Author SHA1 Message Date
Rob Pike
38f1231f3e strings and bytes.Split: make count of 0 mean 0, not infinite.
Use a count of -1 for infinity.  Ditto for Replace.

R=rsc
CC=golang-dev
https://golang.org/cl/1704044
2010-07-01 14:08:14 -07:00
Robert Griesemer
f44fa9b4c7 gofmt: experiment: align values in map composites where possible
- gofmt -w src misc
- looking for feedback

R=rsc, r
CC=golang-dev
https://golang.org/cl/223076
2010-03-02 13:46:51 -08:00
Robert Griesemer
d177539877 go/printer, gofmt: align comments in multi-line expression lists
- gofmt -w src misc
- improves several lists and fixes minor degradation introduced
  with the fix for issue 628
- removed some dead code (stringList)

R=rsc
CC=golang-dev
https://golang.org/cl/223058
2010-02-25 16:07:55 -08:00
Russ Cox
9750adbbad strings: delete Runes, Bytes
gofmt -w -r 'strings.Bytes(a) -> []byte(a)' src/cmd src/pkg test/bench
gofmt -w -r 'strings.Runes(a) -> []int(a)' src/cmd src/pkg test/bench
delete unused imports

R=r
CC=golang-dev
https://golang.org/cl/224062
2010-02-25 16:01:29 -08:00
Robert Griesemer
ef0be41e20 go/ast: streamline representation of field lists
- always include position information about opening/closing parens/braces
- replace uses of []*ast.Field with *ast.FieldList

Fixes #473.

R=rsc
CC=golang-dev
https://golang.org/cl/223043
2010-02-24 16:17:11 -08:00
Robert Griesemer
f39dc9fff2 More steps towards tracking of identifier scopes.
- provide scope to parse functions; if non-nil, parser uses the scope
  to declare and lookup identifiers
- resolve forward references where possible

R=rsc
CC=golang-dev
https://golang.org/cl/194098
2010-01-27 09:44:28 -08:00
Robert Griesemer
01b4f2dd23 Steps towards tracking scopes for identifiers.
- Identifiers refer now to the language entity (Object)
	  that they denote. At the moment this is at best an
	  approximation.

	- Initial data structures for language entities (Objects)
          and expression types (Type) independent of the actual
	  type notations.

	- Initial support for declaring and looking up identifiers.

	- Updated various dependent files and added support functions.

	- Extensively tested to avoid breakage. This is an AST change.

R=rsc
CC=golang-dev, rog
https://golang.org/cl/189080
2010-01-15 13:27:45 -08:00
Devon H. O'Dell
e8afb6d87f cgo: Only allow numeric / string / character type constants for references
to #defined things.

Fixes #520.

R=rsc, rsaarelm
CC=golang-dev
https://golang.org/cl/186138
2010-01-13 16:48:14 -08:00
Devon H. O'Dell
14a74378f4 cgo: handle C99 bool type
Fixes #307.

R=rsc
CC=golang-dev
https://golang.org/cl/186073
2010-01-13 10:25:28 -08:00
Devon H. O'Dell
bc82aaddb6 cgo: Make constants #define'd in C available to Go (as consts)
Fixes #435

R=rsc
CC=golang-dev
https://golang.org/cl/181161
2010-01-11 13:05:26 -08:00
Devon H. O'Dell
690fcacdd3 cgo: Use -fno-eliminate-unused-debug-types when calling gcc to for dwarf stabs.
This keeps debug symbols in for e.g. unreferenced enums.

Fixes #479

R=rsc
CC=golang-dev, waltermundt
https://golang.org/cl/181102
2010-01-06 15:45:08 -08:00
Devon H. O'Dell
7a5f4be97e Use BitSize instead of the field's type native ByteSize when calculating
structs containing bitfields.

Fixes #163.

R=rsc
CC=golang-dev
https://golang.org/cl/180059
2009-12-17 12:38:29 -08:00
Moriyoshi Koizumi
a8fbf5dc2c This patch enables cgo utility to correctly convert enums in the C source
into consts in the resulting Go source.  Previously known as issue 161047,
which I deleted accidentally.  Fixes issue 207.

R=rsc
https://golang.org/cl/166059
2009-12-15 21:24:17 -08:00
Robert Griesemer
5a1d3323fe 1) Change default gofmt default settings for
parsing and printing to new syntax.

                  Use -oldparser to parse the old syntax,
                  use -oldprinter to print the old syntax.

               2) Change default gofmt formatting settings
                  to use tabs for indentation only and to use
                  spaces for alignment. This will make the code
                  alignment insensitive to an editor's tabwidth.

                  Use -spaces=false to use tabs for alignment.

               3) Manually changed src/exp/parser/parser_test.go
                  so that it doesn't try to parse the parser's
                  source files using the old syntax (they have
                  new syntax now).

               4) gofmt -w src misc test/bench

	       1st set of files.

R=rsc
CC=agl, golang-dev, iant, ken2, r
https://golang.org/cl/180047
2009-12-15 15:33:31 -08:00
Eden Li
354b100567 cgo: use C type void for opaque types if dwarf.Common().Type returns nothing
Ideally, the C name would come from the typedef or pointer that
references the Size<0 type, but we can't easily generate this without
performing a look-ahead to see if any referencing type will become opaque.

Fixes #334.
Fixes #281.

R=rsc
https://golang.org/cl/161056
2009-11-29 18:14:39 -08:00
Eden Li
a9d0da75f1 cgo translates empty function arguments into void instead of dying with 'unexpected type: ...'.
Fixes #162.

R=rsc
https://golang.org/cl/157147
2009-11-23 22:02:12 -08:00
Russ Cox
9ac4449cb2 gofmt -r 'α[β:len(α)] -> α[β:]' -w src/cmd src/pkg
R=r, gri
CC=golang-dev
https://golang.org/cl/156115
2009-11-20 11:45:05 -08:00
Eden Li
b30f753dc3 cgo now renders types with unknown size as [0]byte instead of raising a
fatal error.
Fixes #126.

R=rsc
https://golang.org/cl/157101
2009-11-19 22:09:01 -08:00
Eden Li
652bb7c2be Mangle C struct fields that happen to be named after Go keywords by prefixing them with _. Collisions with existing fields are resolved by prefixing the new Go identifier with _ until it matches nothing else in the struct.
Fixes #36.

R=rsc
https://golang.org/cl/157061
2009-11-18 09:59:10 -08:00
Eden Li
2115f514d0 cgo no longer translates function args that are void* into
unsafe.Pointer.
Fixes #254.

R=rsc
https://golang.org/cl/157060
2009-11-17 23:42:21 -08:00
Russ Cox
ae3341476d cgo: add more information about gcc output parsing failures
R=r
https://golang.org/cl/152084
2009-11-11 16:58:27 -08:00
Robert Griesemer
1698934194 - replaced gofmt expression formatting algorithm with
rsc's algorithm
- applied gofmt -w misc src
- partial CL (remaining files in other CLs)

R=rsc, r
http://go/go-review/1024040
2009-11-09 21:09:34 -08:00
Robert Griesemer
40621d5c0d remove semis after statements in one-statement statement lists
R=rsc, r
http://go/go-review/1025029
2009-11-09 12:07:39 -08:00
Robert Griesemer
368f8cbc75 - fine-tuning of one-line func heuristic (nodes.go)
- enabled for function declarations (not just function literals)
- applied gofmt -w $GOROOT/src
(look for instance at src/pkg/debug/elf/elf.go)

R=r, rsc
CC=go-dev
http://go/go-review/1026006
2009-11-06 14:24:38 -08:00
Robert Griesemer
6f762f5410 gofmt'ed 6l 8l cgo
R=r
http://go/go-review/1020002
2009-11-05 15:33:26 -08:00
Adam Langley
72ec930fa7 Fix cgo for GCC 4.4
Firstly, with -Werror, GCC switched to printing warnings starting
with "error:". Widening the string matches solves this as the messages
are otherwise unchanged.

Secondly, GCC 4.4 outputs DWARF sections with with NUL bytes in all
the offsets and requires the relocation section for .debug_info to be
processed in order to result in valid DWARF data. Thus we add minimal
handling for relocation sections, which is sufficient for our needs.

BUG=1
Fixes #1.

R=rsc, iant
CC=go-dev
http://go/go-review/1017003
2009-11-02 12:02:16 -08:00
Russ Cox
133a158bd8 8c, 8l dynamic loading support.
better mach binaries.
cgo working on darwin+linux amd64+386.
eliminated context switches - pi is 30x faster.
add libcgo to build.

on snow leopard:
  - non-cgo binaries work; all tests pass.
  - cgo binaries work on amd64 but not 386.

R=r
DELTA=2031  (1316 added, 626 deleted, 89 changed)
OCL=35264
CL=35304
2009-10-03 10:37:12 -07:00
Russ Cox
e67a5084b8 cgo working on linux/386
R=r
DELTA=70  (47 added, 4 deleted, 19 changed)
OCL=35167
CL=35171
2009-09-30 13:47:15 -07:00
Russ Cox
12fc217336 cgo checkpoint.
can write all 3 output files and then compile them by hand.

R=r
DELTA=919  (841 added, 16 deleted, 62 changed)
OCL=34954
CL=34973
2009-09-24 11:43:19 -07:00
Russ Cox
6a2602de91 cgo: can look up C identifier kind (type or value) and type
gmp.go:197:4:  type mpz_t          C type  mpz_t
gmp.go:205:2:  call mpz_init       C value func(mpz_ptr) void
gmp.go:206:2:  call mpz_set        C value func(mpz_ptr, mpz_srcptr) void
gmp.go:221:2:  call mpz_init       C value func(mpz_ptr) void
gmp.go:227:7:  call size_t         C type  size_t
gmp.go:228:2:  call mpz_export     C value func(*void, *size_t, int, size_t, int, size_t, mpz_srcptr) *void
gmp.go:235:13: call mpz_sizeinbase C value func(mpz_srcptr, int) size_t
gmp.go:241:2:  call mpz_set        C value func(mpz_ptr, mpz_srcptr) void
gmp.go:252:3:  call mpz_import     C value func(mpz_ptr, size_t, int, size_t, int, size_t, *const void) void
gmp.go:261:2:  call mpz_set_si     C value func(mpz_ptr, long int) void
gmp.go:273:5:  call mpz_set_str    C value func(mpz_ptr, *const char, int) int
gmp.go:282:9:  call mpz_get_str    C value func(*char, int, mpz_srcptr) *char
gmp.go:287:3:  call mpz_clear      C value func(mpz_ptr) void
gmp.go:302:2:  call mpz_add        C value func(mpz_ptr, mpz_srcptr, mpz_srcptr) void
gmp.go:311:2:  call mpz_sub        C value func(mpz_ptr, mpz_srcptr, mpz_srcptr) void
gmp.go:320:2:  call mpz_mul        C value func(mpz_ptr, mpz_srcptr, mpz_srcptr) void
gmp.go:329:2:  call mpz_tdiv_q     C value func(mpz_ptr, mpz_srcptr, mpz_srcptr) void
gmp.go:339:2:  call mpz_tdiv_r     C value func(mpz_ptr, mpz_srcptr, mpz_srcptr) void
gmp.go:348:2:  call mpz_mul_2exp   C value func(mpz_ptr, mpz_srcptr, long unsigned int) void
gmp.go:356:2:  call mpz_div_2exp   C value func(mpz_ptr, mpz_srcptr, long unsigned int) void
gmp.go:367:3:  call mpz_pow_ui     C value func(mpz_ptr, mpz_srcptr, long unsigned int) void
gmp.go:369:3:  call mpz_powm       C value func(mpz_ptr, mpz_srcptr, mpz_srcptr, mpz_srcptr) void
gmp.go:378:2:  call mpz_neg        C value func(mpz_ptr, mpz_srcptr) void
gmp.go:386:2:  call mpz_abs        C value func(mpz_ptr, mpz_srcptr) void
gmp.go:404:9:  call mpz_cmp        C value func(mpz_srcptr, mpz_srcptr) int
gmp.go:413:2:  call mpz_tdiv_qr    C value func(mpz_ptr, mpz_ptr, mpz_srcptr, mpz_srcptr) void
gmp.go:426:2:  call mpz_gcdext     C value func(mpz_ptr, mpz_ptr, mpz_ptr, mpz_srcptr, mpz_srcptr) void

R=r
DELTA=938  (628 added, 308 deleted, 2 changed)
OCL=34733
CL=34791
2009-09-18 11:52:00 -07:00