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Fix xmm spill/restore broken by b1fb71fb.

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Mike Pall 2010-12-05 22:39:36 +01:00
parent 5a13fa69d9
commit c5f4f607c9
1 changed files with 16 additions and 7 deletions
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23
src/lj_asm.c
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@ -680,7 +680,10 @@ static Reg ra_releasetmp(ASMState *as, IRRef ref)
/* Generic move between two regs. */
static void ra_movrr(ASMState *as, IRIns *ir, Reg r1, Reg r2)
{
emit_rr(as, r1 < RID_MAX_GPR ? XO_MOV : XMM_MOVRR(as), REX_64IR(ir, r1), r2);
if (r1 < RID_MAX_GPR)
emit_rr(as, XO_MOV, REX_64IR(ir, r1), r2);
else
emit_rr(as, XMM_MOVRR(as), r1, r2);
}
/* Restore a register (marked as free). Rematerialize or force a spill. */
@ -698,8 +701,10 @@ static Reg ra_restore(ASMState *as, IRRef ref)
if (!rset_test(as->weakset, r)) { /* Only restore non-weak references. */
ra_modified(as, r);
RA_DBGX((as, "restore $i $r", ir, r));
emit_rmro(as, r < RID_MAX_GPR ? XO_MOV : XMM_MOVRM(as),
REX_64IR(ir, r), RID_ESP, ofs);
if (r < RID_MAX_GPR)
emit_rmro(as, XO_MOV, REX_64IR(ir, r), RID_ESP, ofs);
else
emit_rmro(as, XMM_MOVRM(as), r, RID_ESP, ofs);
}
return r;
}
@ -709,8 +714,10 @@ static Reg ra_restore(ASMState *as, IRRef ref)
static void ra_save(ASMState *as, IRIns *ir, Reg r)
{
RA_DBGX((as, "save $i $r", ir, r));
emit_rmro(as, r < RID_MAX_GPR ? XO_MOVto : XO_MOVSDto,
REX_64IR(ir, r), RID_ESP, sps_scale(ir->s));
if (r < RID_MAX_GPR)
emit_rmro(as, XO_MOVto, REX_64IR(ir, r), RID_ESP, sps_scale(ir->s));
else
emit_rmro(as, XO_MOVSDto, r, RID_ESP, sps_scale(ir->s));
}
#define MINCOST(r) \
@ -3213,8 +3220,10 @@ static void asm_head_side(ASMState *as)
if (ra_hasspill(regsp_spill(rs))) {
int32_t ofs = sps_scale(regsp_spill(rs));
ra_free(as, r);
emit_rmro(as, r < RID_MAX_GPR ? XO_MOV : XMM_MOVRM(as),
REX_64IR(ir, r), RID_ESP, ofs);
if (r < RID_MAX_GPR)
emit_rmro(as, XO_MOV, REX_64IR(ir, r), RID_ESP, ofs);
else
emit_rmro(as, XMM_MOVRM(as), r, RID_ESP, ofs);
checkmclim(as);
}
}