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patch 8.2.2404: Vim9: profiling try/catch not correct

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Problem:    Vim9: profiling try/catch not correct.
Solution:   Add profile instructions.  Fix that "entry" did not rethrow an
            excpetion.
This commit is contained in:
Bram Moolenaar
2021-01-24 20:52:00 +01:00
parent ced68a0070
commit 107e9cecf7
4 changed files with 133 additions and 58 deletions
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57
src/testdir/test_profile.vim
View File

@@ -100,11 +100,11 @@ func RunProfileFunc(command, declare, assign)
endfunc
func Test_profile_func_with_ifelse()
call Run_profile_func_with_ifelse('func', 'let', 'let')
call Run_profile_func_with_ifelse('def', 'var', '')
call Run_profile_func_with_ifelse('func', 'let')
call Run_profile_func_with_ifelse('def', 'var')
endfunc
func Run_profile_func_with_ifelse(command, declare, assign)
func Run_profile_func_with_ifelse(command, declare)
let lines =<< trim [CODE]
XXX Foo1()
if 1
@@ -140,7 +140,6 @@ func Run_profile_func_with_ifelse(command, declare, assign)
call map(lines, {k, v -> substitute(v, 'XXX', a:command, '') })
call map(lines, {k, v -> substitute(v, 'DDD', a:declare, '') })
call map(lines, {k, v -> substitute(v, 'AAA', a:assign, '') })
call writefile(lines, 'Xprofile_func.vim')
call system(GetVimCommand()
@@ -219,42 +218,56 @@ func Run_profile_func_with_ifelse(command, declare, assign)
endfunc
func Test_profile_func_with_trycatch()
call Run_profile_func_with_trycatch('func', 'let')
call Run_profile_func_with_trycatch('def', 'var')
endfunc
func Run_profile_func_with_trycatch(command, declare)
let lines =<< trim [CODE]
func! Foo1()
XXX Foo1()
try
let x = 0
DDD x = 0
catch
let x = 1
DDD x = 1
finally
let x = 2
DDD x = 2
endtry
endfunc
func! Foo2()
endXXX
XXX Foo2()
try
throw 0
catch
let x = 1
DDD x = 1
finally
let x = 2
DDD x = 2
endtry
endfunc
func! Foo3()
endXXX
XXX Foo3()
try
throw 0
catch
throw 1
finally
let x = 2
DDD x = 2
endtry
endfunc
endXXX
call Foo1()
call Foo2()
let rethrown = 0
try
call Foo3()
catch
let rethrown = 1
endtry
if rethrown != 1
" call Foo1 again so that the test fails
call Foo1()
endif
[CODE]
call map(lines, {k, v -> substitute(v, 'XXX', a:command, '') })
call map(lines, {k, v -> substitute(v, 'DDD', a:declare, '') })
call writefile(lines, 'Xprofile_func.vim')
call system(GetVimCommand()
\ . ' -es -i NONE --noplugin'
@@ -279,11 +292,11 @@ func Test_profile_func_with_trycatch()
call assert_equal('', lines[5])
call assert_equal('count total (s) self (s)', lines[6])
call assert_match('^\s*1\s\+.*\stry$', lines[7])
call assert_match('^\s*1\s\+.*\s let x = 0$', lines[8])
call assert_match('^\s*1\s\+.*\s \(let\|var\) x = 0$', lines[8])
call assert_match( '^\s\+catch$', lines[9])
call assert_match( '^\s\+let x = 1$', lines[10])
call assert_match( '^\s\+\(let\|var\) x = 1$', lines[10])
call assert_match('^\s*1\s\+.*\sfinally$', lines[11])
call assert_match('^\s*1\s\+.*\s let x = 2$', lines[12])
call assert_match('^\s*1\s\+.*\s \(let\|var\) x = 2$', lines[12])
call assert_match('^\s*1\s\+.*\sendtry$', lines[13])
call assert_equal('', lines[14])
call assert_equal('FUNCTION Foo2()', lines[15])
@@ -295,9 +308,9 @@ func Test_profile_func_with_trycatch()
call assert_match('^\s*1\s\+.*\stry$', lines[22])
call assert_match('^\s*1\s\+.*\s throw 0$', lines[23])
call assert_match('^\s*1\s\+.*\scatch$', lines[24])
call assert_match('^\s*1\s\+.*\s let x = 1$', lines[25])
call assert_match('^\s*1\s\+.*\s \(let\|var\) x = 1$', lines[25])
call assert_match('^\s*1\s\+.*\sfinally$', lines[26])
call assert_match('^\s*1\s\+.*\s let x = 2$', lines[27])
call assert_match('^\s*1\s\+.*\s \(let\|var\) x = 2$', lines[27])
call assert_match('^\s*1\s\+.*\sendtry$', lines[28])
call assert_equal('', lines[29])
call assert_equal('FUNCTION Foo3()', lines[30])
@@ -311,7 +324,7 @@ func Test_profile_func_with_trycatch()
call assert_match('^\s*1\s\+.*\scatch$', lines[39])
call assert_match('^\s*1\s\+.*\s throw 1$', lines[40])
call assert_match('^\s*1\s\+.*\sfinally$', lines[41])
call assert_match('^\s*1\s\+.*\s let x = 2$', lines[42])
call assert_match('^\s*1\s\+.*\s \(let\|var\) x = 2$', lines[42])
call assert_match( '^\s\+endtry$', lines[43])
call assert_equal('', lines[44])
call assert_equal('FUNCTIONS SORTED ON TOTAL TIME', lines[45])

2
src/version.c
View File

@@ -750,6 +750,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
2404,
/**/
2403,
/**/

60
src/vim9compile.c
View File

@@ -6566,7 +6566,7 @@ compile_jump_to_end(endlabel_T **el, jumpwhen_T when, cctx_T *cctx)
}
static void
compile_fill_jump_to_end(endlabel_T **el, cctx_T *cctx)
compile_fill_jump_to_end(endlabel_T **el, int jump_where, cctx_T *cctx)
{
garray_T *instr = &cctx->ctx_instr;
@@ -6576,7 +6576,7 @@ compile_fill_jump_to_end(endlabel_T **el, cctx_T *cctx)
isn_T *isn;
isn = ((isn_T *)instr->ga_data) + cur->el_end_label;
isn->isn_arg.jump.jump_where = instr->ga_len;
isn->isn_arg.jump.jump_where = jump_where;
*el = cur->el_next;
vim_free(cur);
}
@@ -6939,7 +6939,7 @@ compile_endif(char_u *arg, cctx_T *cctx)
isn->isn_arg.jump.jump_where = instr->ga_len;
}
// Fill in the "end" label in jumps at the end of the blocks.
compile_fill_jump_to_end(&ifscope->is_end_label, cctx);
compile_fill_jump_to_end(&ifscope->is_end_label, instr->ga_len, cctx);
#ifdef FEAT_PROFILE
// even when skipping we count the endif as executed, unless the block it's
@@ -7182,7 +7182,7 @@ compile_endfor(char_u *arg, cctx_T *cctx)
isn->isn_arg.forloop.for_end = instr->ga_len;
// Fill in the "end" label any BREAK statements
compile_fill_jump_to_end(&forscope->fs_end_label, cctx);
compile_fill_jump_to_end(&forscope->fs_end_label, instr->ga_len, cctx);
// Below the ":for" scope drop the "expr" list from the stack.
if (generate_instr_drop(cctx, ISN_DROP, 1) == NULL)
@@ -7245,6 +7245,7 @@ compile_while(char_u *arg, cctx_T *cctx)
compile_endwhile(char_u *arg, cctx_T *cctx)
{
scope_T *scope = cctx->ctx_scope;
garray_T *instr = &cctx->ctx_instr;
if (scope == NULL || scope->se_type != WHILE_SCOPE)
{
@@ -7264,7 +7265,8 @@ compile_endwhile(char_u *arg, cctx_T *cctx)
// Fill in the "end" label in the WHILE statement so it can jump here.
// And in any jumps for ":break"
compile_fill_jump_to_end(&scope->se_u.se_while.ws_end_label, cctx);
compile_fill_jump_to_end(&scope->se_u.se_while.ws_end_label,
instr->ga_len, cctx);
vim_free(scope);
@@ -7446,6 +7448,12 @@ compile_catch(char_u *arg, cctx_T *cctx UNUSED)
if (cctx->ctx_skip != SKIP_YES)
{
#ifdef FEAT_PROFILE
// the profile-start should be after the jump
if (cctx->ctx_profiling && ((isn_T *)instr->ga_data)[instr->ga_len - 1]
.isn_type == ISN_PROF_START)
--instr->ga_len;
#endif
// Jump from end of previous block to :finally or :endtry
if (compile_jump_to_end(&scope->se_u.se_try.ts_end_label,
JUMP_ALWAYS, cctx) == FAIL)
@@ -7461,6 +7469,15 @@ compile_catch(char_u *arg, cctx_T *cctx UNUSED)
isn = ((isn_T *)instr->ga_data) + scope->se_u.se_try.ts_catch_label;
isn->isn_arg.jump.jump_where = instr->ga_len;
}
#ifdef FEAT_PROFILE
if (cctx->ctx_profiling)
{
// a "throw" that jumps here needs to be counted
generate_instr(cctx, ISN_PROF_END);
// the "catch" is also counted
generate_instr(cctx, ISN_PROF_START);
}
#endif
}
p = skipwhite(arg);
@@ -7521,6 +7538,7 @@ compile_finally(char_u *arg, cctx_T *cctx)
scope_T *scope = cctx->ctx_scope;
garray_T *instr = &cctx->ctx_instr;
isn_T *isn;
int this_instr;
// end block scope from :try or :catch
if (scope != NULL && scope->se_type == BLOCK_SCOPE)
@@ -7542,15 +7560,24 @@ compile_finally(char_u *arg, cctx_T *cctx)
return NULL;
}
// Fill in the "end" label in jumps at the end of the blocks.
compile_fill_jump_to_end(&scope->se_u.se_try.ts_end_label, cctx);
this_instr = instr->ga_len;
#ifdef FEAT_PROFILE
if (cctx->ctx_profiling && ((isn_T *)instr->ga_data)[instr->ga_len - 1]
.isn_type == ISN_PROF_START)
// jump to the profile start of the "finally"
--this_instr;
#endif
isn->isn_arg.try.try_finally = instr->ga_len;
// Fill in the "end" label in jumps at the end of the blocks.
compile_fill_jump_to_end(&scope->se_u.se_try.ts_end_label,
this_instr, cctx);
isn->isn_arg.try.try_finally = this_instr;
if (scope->se_u.se_try.ts_catch_label != 0)
{
// Previous catch without match jumps here
isn = ((isn_T *)instr->ga_data) + scope->se_u.se_try.ts_catch_label;
isn->isn_arg.jump.jump_where = instr->ga_len;
isn->isn_arg.jump.jump_where = this_instr;
scope->se_u.se_try.ts_catch_label = 0;
}
@@ -7595,9 +7622,18 @@ compile_endtry(char_u *arg, cctx_T *cctx)
return NULL;
}
#ifdef FEAT_PROFILE
if (cctx->ctx_profiling && ((isn_T *)instr->ga_data)[instr->ga_len - 1]
.isn_type == ISN_PROF_START)
// move the profile start after "endtry" so that it's not counted when
// the exception is rethrown.
--instr->ga_len;
#endif
// Fill in the "end" label in jumps at the end of the blocks, if not
// done by ":finally".
compile_fill_jump_to_end(&scope->se_u.se_try.ts_end_label, cctx);
compile_fill_jump_to_end(&scope->se_u.se_try.ts_end_label,
instr->ga_len, cctx);
// End :catch or :finally scope: set value in ISN_TRY instruction
if (isn->isn_arg.try.try_catch == 0)
@@ -7617,6 +7653,10 @@ compile_endtry(char_u *arg, cctx_T *cctx)
if (cctx->ctx_skip != SKIP_YES && generate_instr(cctx, ISN_ENDTRY) == NULL)
return NULL;
#ifdef FEAT_PROFILE
if (cctx->ctx_profiling)
generate_instr(cctx, ISN_PROF_START);
#endif
return arg;
}

72
src/vim9execute.c
View File

@@ -2613,7 +2613,7 @@ call_def_function(
if (trystack->ga_len > 0)
{
trycmd_T *trycmd = NULL;
trycmd_T *trycmd;
--trystack->ga_len;
--trylevel;
@@ -2635,34 +2635,54 @@ call_def_function(
break;
case ISN_THROW:
if (ectx.ec_trystack.ga_len == 0 && trylevel == 0
&& emsg_silent)
{
// throwing an exception while using "silent!" causes the
// function to abort but not display an error.
tv = STACK_TV_BOT(-1);
clear_tv(tv);
tv->v_type = VAR_NUMBER;
tv->vval.v_number = 0;
goto done;
}
--ectx.ec_stack.ga_len;
tv = STACK_TV_BOT(0);
if (tv->vval.v_string == NULL
|| *skipwhite(tv->vval.v_string) == NUL)
{
vim_free(tv->vval.v_string);
SOURCING_LNUM = iptr->isn_lnum;
emsg(_(e_throw_with_empty_string));
goto failed;
}
garray_T *trystack = &ectx.ec_trystack;
if (throw_exception(tv->vval.v_string, ET_USER, NULL) == FAIL)
{
vim_free(tv->vval.v_string);
goto failed;
if (trystack->ga_len == 0 && trylevel == 0 && emsg_silent)
{
// throwing an exception while using "silent!" causes
// the function to abort but not display an error.
tv = STACK_TV_BOT(-1);
clear_tv(tv);
tv->v_type = VAR_NUMBER;
tv->vval.v_number = 0;
goto done;
}
--ectx.ec_stack.ga_len;
tv = STACK_TV_BOT(0);
if (tv->vval.v_string == NULL
|| *skipwhite(tv->vval.v_string) == NUL)
{
vim_free(tv->vval.v_string);
SOURCING_LNUM = iptr->isn_lnum;
emsg(_(e_throw_with_empty_string));
goto failed;
}
// Inside a "catch" we need to first discard the caught
// exception.
if (trystack->ga_len > 0)
{
trycmd_T *trycmd = ((trycmd_T *)trystack->ga_data)
+ trystack->ga_len - 1;
if (trycmd->tcd_caught && current_exception != NULL)
{
// discard the exception
if (caught_stack == current_exception)
caught_stack = caught_stack->caught;
discard_current_exception();
trycmd->tcd_caught = FALSE;
}
}
if (throw_exception(tv->vval.v_string, ET_USER, NULL)
== FAIL)
{
vim_free(tv->vval.v_string);
goto failed;
}
did_throw = TRUE;
}
did_throw = TRUE;
break;
// compare with special values