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cmd/compile/internal/gc: update old c-style comments

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Update old c-style comments to look like Go comments. Also replace some
lingering references to old .c files that don't exist anymore.

Change-Id: I72b2407a40fc76c23e9048643e0622fd70b4cf90
Reviewed-on: https://go-review.googlesource.com/16190
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Jeremy Jackins 2015-10-22 09:51:12 +09:00 • committed by Brad Fitzpatrick
parent 6410e67a1e
commit 6327e8dc69
26 changed files with 527 additions and 852 deletions
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40
src/cmd/compile/internal/gc/const.go
View file

@ -59,10 +59,8 @@ func (n *Node) Bool() bool {
return n.Val().U.(bool)
}
/*
* truncate float literal fv to 32-bit or 64-bit precision
* according to type; return truncated value.
*/
// truncate float literal fv to 32-bit or 64-bit precision
// according to type; return truncated value.
func truncfltlit(oldv *Mpflt, t *Type) *Mpflt {
if t == nil {
return oldv
@ -90,19 +88,15 @@ func truncfltlit(oldv *Mpflt, t *Type) *Mpflt {
return fv
}
/*
* convert n, if literal, to type t.
* implicit conversion.
*/
// convert n, if literal, to type t.
// implicit conversion.
func Convlit(np **Node, t *Type) {
convlit1(np, t, false)
}
/*
* convert n, if literal, to type t.
* return a new node if necessary
* (if n is a named constant, can't edit n->type directly).
*/
// convert n, if literal, to type t.
// return a new node if necessary
//(if n is a named constant, can't edit n->type directly).
func convlit1(np **Node, t *Type, explicit bool) {
n := *np
if n == nil || t == nil || n.Type == nil || isideal(t) || n.Type == t {
@ -501,9 +495,7 @@ func saveorig(n *Node) *Node {
return n.Orig
}
/*
* if n is constant, rewrite as OLITERAL node.
*/
// if n is constant, rewrite as OLITERAL node.
func evconst(n *Node) {
// pick off just the opcodes that can be
// constant evaluated.
@ -1300,12 +1292,10 @@ num:
return
}
/*
* defaultlit on both nodes simultaneously;
* if they're both ideal going in they better
* get the same type going out.
* force means must assign concrete (non-ideal) type.
*/
// defaultlit on both nodes simultaneously;
// if they're both ideal going in they better
// get the same type going out.
// force means must assign concrete (non-ideal) type.
func defaultlit2(lp **Node, rp **Node, force int) {
l := *lp
r := *rp
@ -1406,10 +1396,8 @@ func nonnegconst(n *Node) int {
return -1
}
/*
* convert x to type et and back to int64
* for sign extension and truncation.
*/
// convert x to type et and back to int64
// for sign extension and truncation.
func iconv(x int64, et int) int64 {
switch et {
case TINT8: