diff options
Diffstat (limited to 'arm64/isel.c')
| -rw-r--r-- | arm64/isel.c | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/arm64/isel.c b/arm64/isel.c index 320cf33..a8d36fa 100644 --- a/arm64/isel.c +++ b/arm64/isel.c @@ -70,20 +70,45 @@ static void fixarg(Ref *pr, int k, int phi, Fn *fn) { char buf[32]; - Ref r0, r1, r2; + Ref r0, r1, r2, r3; int s, n; - Con *c; + Con *c, cc; r0 = *pr; switch (rtype(r0)) { case RCon: + c = &fn->con[r0.val]; + if (T.apple + && c->type == CAddr + && c->reloc == RelThr) { + r1 = newtmp("isel", Kl, fn); + *pr = r1; + if (c->bits.i) { + r2 = newtmp("isel", Kl, fn); + cc = (Con){.type = CBits}; + cc.bits.i = c->bits.i; + r3 = newcon(&cc, fn); + emit(Oadd, Kl, r1, r2, r3); + r1 = r2; + } + emit(Ocopy, Kl, r1, TMP(R0), R); + r1 = newtmp("isel", Kl, fn); + r2 = newtmp("isel", Kl, fn); + emit(Ocall, 0, R, r1, CALL(33)); + emit(Ocopy, Kl, TMP(R0), r2, R); + emit(Oload, Kl, r1, r2, R); + cc = *c; + cc.bits.i = 0; + r3 = newcon(&cc, fn); + emit(Ocopy, Kl, r2, r3, R); + break; + } if (KBASE(k) == 0 && phi) return; r1 = newtmp("isel", k, fn); if (KBASE(k) == 0) { emit(Ocopy, k, r1, r0, R); } else { - c = &fn->con[r0.val]; n = stashbits(&c->bits, KWIDE(k) ? 8 : 4); vgrow(&fn->con, ++fn->ncon); c = &fn->con[fn->ncon-1]; |