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cmd/compile: revert "more compact representation of DW_AT_high_pc"

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This reverts commit 84188296e9 AKA CL 60530.

Fixes #21783

Change-Id: I68038a77de7446dea68419a40dd25982ea6d7df5
Reviewed-on: https://go-review.googlesource.com/62151
Reviewed-by: Heschi Kreinick <heschi@google.com>
This commit is contained in:
Heschi Kreinick 2017-09-06 22:05:24 -04:00
parent 0202aa8ec7
commit 4410900a3c
1 changed files with 4 additions and 4 deletions
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8
src/cmd/internal/dwarf/dwarf.go
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@ -292,7 +292,7 @@ var abbrevs = [DW_NABRV]dwAbbrev{
[]dwAttrForm{
{DW_AT_name, DW_FORM_string},
{DW_AT_low_pc, DW_FORM_addr},
{DW_AT_high_pc, DW_FORM_udata},
{DW_AT_high_pc, DW_FORM_addr},
{DW_AT_frame_base, DW_FORM_block1},
{DW_AT_external, DW_FORM_flag},
},
@ -373,7 +373,7 @@ var abbrevs = [DW_NABRV]dwAbbrev{
DW_CHILDREN_yes,
[]dwAttrForm{
{DW_AT_low_pc, DW_FORM_addr},
{DW_AT_high_pc, DW_FORM_udata},
{DW_AT_high_pc, DW_FORM_addr},
},
},
@ -740,7 +740,7 @@ func PutFunc(ctxt Context, info, loc, ranges Sym, name string, external bool, st
Uleb128put(ctxt, info, DW_ABRV_FUNCTION)
putattr(ctxt, info, DW_ABRV_FUNCTION, DW_FORM_string, DW_CLS_STRING, int64(len(name)), name)
putattr(ctxt, info, DW_ABRV_FUNCTION, DW_FORM_addr, DW_CLS_ADDRESS, 0, startPC)
putattr(ctxt, info, DW_ABRV_FUNCTION, DW_FORM_udata, DW_CLS_CONSTANT, size, nil)
putattr(ctxt, info, DW_ABRV_FUNCTION, DW_FORM_addr, DW_CLS_ADDRESS, size, startPC)
putattr(ctxt, info, DW_ABRV_FUNCTION, DW_FORM_block1, DW_CLS_BLOCK, 1, []byte{DW_OP_call_frame_cfa})
var ev int64
if external {
@ -772,7 +772,7 @@ func putscope(ctxt Context, info, loc, ranges, startPC Sym, curscope int32, scop
if len(scope.Ranges) == 1 {
Uleb128put(ctxt, info, DW_ABRV_LEXICAL_BLOCK_SIMPLE)
putattr(ctxt, info, DW_ABRV_LEXICAL_BLOCK_SIMPLE, DW_FORM_addr, DW_CLS_ADDRESS, scope.Ranges[0].Start, startPC)
putattr(ctxt, info, DW_ABRV_LEXICAL_BLOCK_SIMPLE, DW_FORM_udata, DW_CLS_CONSTANT, scope.Ranges[0].End-scope.Ranges[0].Start, nil)
putattr(ctxt, info, DW_ABRV_LEXICAL_BLOCK_SIMPLE, DW_FORM_addr, DW_CLS_ADDRESS, scope.Ranges[0].End, startPC)
} else {
Uleb128put(ctxt, info, DW_ABRV_LEXICAL_BLOCK_RANGES)
putattr(ctxt, info, DW_ABRV_LEXICAL_BLOCK_RANGES, DW_FORM_sec_offset, DW_CLS_PTR, ranges.Len(), ranges)