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runtime: convert _func.entry to a method

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A subsequent change will alter the semantics of _func.entry.
To make that change obvious and clear, change _func.entry to a method,
and rename the field to _func.entryPC.

Change-Id: I05d66b54d06c5956d4537b0729ddf4290c3e2635
Reviewed-on: https://go-review.googlesource.com/c/go/+/351460
Trust: Josh Bleecher Snyder <josharian@gmail.com>
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
This commit is contained in:
Josh Bleecher Snyder 2021-09-21 14:05:57 -07:00
parent 6c163e5ac9
commit 61a0a70113
12 changed files with 44 additions and 38 deletions
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4
src/runtime/stack.go
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@ -966,7 +966,7 @@ func newstack() {
f := findfunc(gp.sched.pc)
if f.valid() {
pcname = funcname(f)
pcoff = gp.sched.pc - f.entry
pcoff = gp.sched.pc - f.entry()
}
print("runtime: newstack at ", pcname, "+", hex(pcoff),
" sp=", hex(gp.sched.sp), " stack=[", hex(gp.stack.lo), ", ", hex(gp.stack.hi), "]\n",
@ -1240,7 +1240,7 @@ func getStackMap(frame *stkframe, cache *pcvalueCache, debug bool) (locals, args
f := frame.fn
pcdata := int32(-1)
if targetpc != f.entry {
if targetpc != f.entry() {
// Back up to the CALL. If we're at the function entry
// point, we want to use the entry map (-1), even if
// the first instruction of the function changes the