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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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13
src/lj_asm_arm.h
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@@ -1110,6 +1110,16 @@ static void asm_intmul(ASMState *as, IRIns *ir)
if (ra_hasreg(tmp)) emit_dm(as, ARMI_MOV, tmp, right);
}
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 void asm_bitswap(ASMState *as, IRIns *ir)
{
Reg dest = ra_dest(as, ir, RSET_GPR);
@@ -1652,6 +1662,7 @@ static void asm_ir(ASMState *as, IRIns *ir)
case IR_ADD: case IR_ADDOV: asm_arithop(as, ir, ARMI_ADD); break;
case IR_SUB: case IR_SUBOV: asm_arithop(as, ir, ARMI_SUB); break;
case IR_MUL: case IR_MULOV: asm_intmul(as, ir); break;
case IR_MOD: asm_intmod(as, ir); break;
case IR_NEG: asm_intneg(as, ir, ARMI_RSB); break;
@@ -1659,7 +1670,7 @@ static void asm_ir(ASMState *as, IRIns *ir)
case IR_MAX: asm_intmin_max(as, ir, CC_LT); break;
case IR_FPMATH: case IR_ATAN2: case IR_LDEXP:
case IR_DIV: case IR_MOD: case IR_POW: case IR_ABS: case IR_TOBIT:
case IR_DIV: case IR_POW: case IR_ABS: case IR_TOBIT:
lua_assert(0); /* Unused for LJ_SOFTFP. */
break;