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Show names of IR calls in disassembler output.

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This commit is contained in:
Mike Pall 2010-09-15 00:51:43 +02:00
parent 8dc76ee327
commit 77267bc538
2 changed files with 19 additions and 3 deletions
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8
lib/dump.lua
View File

@ -59,8 +59,8 @@ local jutil = require("jit.util")
local vmdef = require("jit.vmdef")
local funcinfo, funcbc = jutil.funcinfo, jutil.funcbc
local traceinfo, traceir, tracek = jutil.traceinfo, jutil.traceir, jutil.tracek
local tracemc, traceexitstub = jutil.tracemc, jutil.traceexitstub
local tracesnap = jutil.tracesnap
local tracemc, tracesnap = jutil.tracemc, jutil.tracesnap
local traceexitstub, ircalladdr = jutil.traceexitstub, jutil.ircalladdr
local bit = require("bit")
local band, shl, shr = bit.band, bit.lshift, bit.rshift
local sub, gsub, format = string.sub, string.gsub, string.format
@ -82,6 +82,10 @@ local nexitsym = 0
-- Fill symbol table with trace exit addresses.
local function fillsymtab(nexit)
local t = symtab
if nexitsym == 0 then
local ircall = vmdef.ircall
for i=0,#ircall do t[ircalladdr(i)] = ircall[i] end
end
if nexit > nexitsym then
for i=nexitsym,nexit-1 do t[traceexitstub(i)] = tostring(i) end
nexitsym = nexit

14
src/lib_jit.c
View File

@ -370,7 +370,18 @@ LJLIB_CF(jit_util_traceexitstub)
ExitNo exitno = (ExitNo)lj_lib_checkint(L, 1);
jit_State *J = L2J(L);
if (exitno < EXITSTUBS_PER_GROUP*LJ_MAX_EXITSTUBGR) {
setnumV(L->top-1, cast_num((intptr_t)exitstub_addr(J, exitno)));
setnumV(L->top-1, cast_num((uintptr_t)exitstub_addr(J, exitno)));
return 1;
}
return 0;
}
/* local addr = jit.util.ircalladdr(idx) */
LJLIB_CF(jit_util_ircalladdr)
{
uint32_t idx = (uint32_t)lj_lib_checkint(L, 1);
if (idx < IRCALL__MAX) {
setnumV(L->top-1, cast_num((uintptr_t)(void *)lj_ir_callinfo[idx].func));
return 1;
}
return 0;
@ -389,6 +400,7 @@ static int trace_nojit(lua_State *L)
#define lj_cf_jit_util_tracesnap trace_nojit
#define lj_cf_jit_util_tracemc trace_nojit
#define lj_cf_jit_util_traceexitstub trace_nojit
#define lj_cf_jit_util_ircalladdr trace_nojit
#endif