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Add narrowing of modulo operator.

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This commit is contained in:
Mike Pall
2011-06-03 18:48:02 +02:00
parent eec28aa9fd
commit 8c5935000d
9 changed files with 76 additions and 16 deletions
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19
src/lj_asm_x86.h
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@@ -1651,6 +1651,16 @@ static void asm_arith64(ASMState *as, IRIns *ir, IRCallID id)
}
#endif
static void asm_intmod(ASMState *as, IRIns *ir)
{
const CCallInfo *ci = &lj_ir_callinfo[IRCALL_lj_vm_modi];
IRRef args[2];
args[0] = ir->op1;
args[1] = ir->op2;
asm_setupresult(as, ir, ci);
asm_gencall(as, ci, args);
}
static int asm_swapops(ASMState *as, IRIns *ir)
{
IRIns *irl = IR(ir->op1);
@@ -2499,11 +2509,12 @@ static void asm_ir(ASMState *as, IRIns *ir)
break;
case IR_MOD:
#if LJ_64 && LJ_HASFFI
asm_arith64(as, ir, irt_isi64(ir->t) ? IRCALL_lj_carith_modi64 :
IRCALL_lj_carith_modu64);
#else
lua_assert(0);
if (!irt_isint(ir->t))
asm_arith64(as, ir, irt_isi64(ir->t) ? IRCALL_lj_carith_modi64 :
IRCALL_lj_carith_modu64);
else
#endif
asm_intmod(as, ir);
break;
case IR_NEG: