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Remove pow() splitting and cleanup backends.

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This commit is contained in:
Mike Pall
2020-05-23 21:33:01 +02:00
parent 5655be4546
commit b2307c8ad8
14 changed files with 95 additions and 222 deletions
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38
src/lj_asm_mips.h
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@@ -1607,8 +1607,6 @@ static void asm_cnew(ASMState *as, IRIns *ir)
ra_allockreg(as, (int32_t)(sz+sizeof(GCcdata)),
ra_releasetmp(as, ASMREF_TMP1));
}
#else
#define asm_cnew(as, ir) ((void)0)
#endif
/* -- Write barriers ------------------------------------------------------ */
@@ -1677,8 +1675,6 @@ static void asm_fpunary(ASMState *as, IRIns *ir, MIPSIns mi)
#if !LJ_SOFTFP32
static void asm_fpmath(ASMState *as, IRIns *ir)
{
if (ir->op2 == IRFPM_EXP2 && asm_fpjoin_pow(as, ir))
return;
#if !LJ_SOFTFP
if (ir->op2 <= IRFPM_TRUNC)
asm_callround(as, ir, IRCALL_lj_vm_floor + ir->op2);
@@ -1766,41 +1762,13 @@ static void asm_mul(ASMState *as, IRIns *ir)
}
}
static void asm_mod(ASMState *as, IRIns *ir)
{
#if LJ_64 && LJ_HASFFI
if (!irt_isint(ir->t))
asm_callid(as, ir, irt_isi64(ir->t) ? IRCALL_lj_carith_modi64 :
IRCALL_lj_carith_modu64);
else
#endif
asm_callid(as, ir, IRCALL_lj_vm_modi);
}
#if !LJ_SOFTFP32
static void asm_pow(ASMState *as, IRIns *ir)
static void asm_fpdiv(ASMState *as, IRIns *ir)
{
#if LJ_64 && LJ_HASFFI
if (!irt_isnum(ir->t))
asm_callid(as, ir, irt_isi64(ir->t) ? IRCALL_lj_carith_powi64 :
IRCALL_lj_carith_powu64);
else
#endif
asm_callid(as, ir, IRCALL_lj_vm_powi);
}
static void asm_div(ASMState *as, IRIns *ir)
{
#if LJ_64 && LJ_HASFFI
if (!irt_isnum(ir->t))
asm_callid(as, ir, irt_isi64(ir->t) ? IRCALL_lj_carith_divi64 :
IRCALL_lj_carith_divu64);
else
#endif
#if !LJ_SOFTFP
asm_fparith(as, ir, MIPSI_DIV_D);
#else
asm_callid(as, ir, IRCALL_softfp_div);
asm_callid(as, ir, IRCALL_softfp_div);
#endif
}
#endif
@@ -1838,8 +1806,6 @@ static void asm_abs(ASMState *as, IRIns *ir)
}
#endif
#define asm_ldexp(as, ir) asm_callid(as, ir, IRCALL_ldexp)
static void asm_arithov(ASMState *as, IRIns *ir)
{
/* TODO MIPSR6: bovc/bnvc. Caveat: no delay slot to load RID_TMP. */