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riscv-gcc-1
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lvzhengyang
riscv-gcc-1
Commits
f47c02fa
Commit
f47c02fa
authored
Apr 15, 1996
by
Richard Kenner
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(invalidate_skipped_set): Ignore CLOBBER after calling
note_mem_written, not before. From-SVN: r11786
parent
b757e352
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7 deletions
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gcc/cse.c
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gcc/cse.c
View file @
f47c02fa
...
@@ -7820,13 +7820,6 @@ invalidate_skipped_set (dest, set)
...
@@ -7820,13 +7820,6 @@ invalidate_skipped_set (dest, set)
rtx
set
;
rtx
set
;
rtx
dest
;
rtx
dest
;
{
{
if
(
GET_CODE
(
set
)
==
CLOBBER
#ifdef HAVE_cc0
||
dest
==
cc0_rtx
#endif
||
dest
==
pc_rtx
)
return
;
if
(
GET_CODE
(
dest
)
==
MEM
)
if
(
GET_CODE
(
dest
)
==
MEM
)
note_mem_written
(
dest
,
&
skipped_writes_memory
);
note_mem_written
(
dest
,
&
skipped_writes_memory
);
...
@@ -7836,6 +7829,13 @@ invalidate_skipped_set (dest, set)
...
@@ -7836,6 +7829,13 @@ invalidate_skipped_set (dest, set)
if
(
skipped_writes_memory
.
nonscalar
)
if
(
skipped_writes_memory
.
nonscalar
)
skipped_writes_memory
.
all
=
1
;
skipped_writes_memory
.
all
=
1
;
if
(
GET_CODE
(
set
)
==
CLOBBER
#ifdef HAVE_cc0
||
dest
==
cc0_rtx
#endif
||
dest
==
pc_rtx
)
return
;
if
(
GET_CODE
(
dest
)
==
REG
||
GET_CODE
(
dest
)
==
SUBREG
if
(
GET_CODE
(
dest
)
==
REG
||
GET_CODE
(
dest
)
==
SUBREG
||
(
!
skipped_writes_memory
.
all
&&
!
cse_rtx_addr_varies_p
(
dest
)))
||
(
!
skipped_writes_memory
.
all
&&
!
cse_rtx_addr_varies_p
(
dest
)))
invalidate
(
dest
,
VOIDmode
);
invalidate
(
dest
,
VOIDmode
);
...
...
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