From 3d837a07483037b36254aaa8623151086f67c329 Mon Sep 17 00:00:00 2001
From: lemon <lsof@mailbox.org>
Date: Tue, 16 Sep 2025 17:25:20 +0200
Subject: fix some more codegen bugs for symbol constants

---
 amd64/emit.c | 3 +--
 amd64/isel.c | 7 +++++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/amd64/emit.c b/amd64/emit.c
index 238aea6..739e89d 100644
--- a/amd64/emit.c
+++ b/amd64/emit.c
@@ -952,8 +952,7 @@ emitinstr(uchar **pcode, struct function *fn, struct block *blk, int curi, struc
    case Olth: case Ogth: case Olte: case Ogte:
    case Oulth: case Ougth: case Oulte: case Ougte:
       dst = mkregoper(ins->l);
-      /* TODO handle float cmps */
-      src = mkimmdatregoper(ins->r);
+      src = ref2oper(ins->r);
       regzeroed = 0;
       if (ins->reg && dst.reg != ins->reg-1 && (src.t != OREG || src.reg != ins->reg-1)) {
          /* can zero output reg before test instruction (differs from both inputs) */
diff --git a/amd64/isel.c b/amd64/isel.c
index 5cd5526..450d8fd 100644
--- a/amd64/isel.c
+++ b/amd64/isel.c
@@ -82,7 +82,6 @@ fixarg(union ref *r, struct instr *ins, struct block *blk, int *curi)
             wr32le(data, pun.i);
          }
          *r = mkdatref(NULL, siz, /*align*/siz, data, siz, /*deref*/1);
-         picfixsym(r, blk, curi);
       } else if (in_range(op, Odiv, Ourem) && kisint(ins->cls))
          goto DivImm;
    } else if (r->t == RICON && in_range(op, Odiv, Ourem) && kisint(ins->cls)) {
@@ -93,6 +92,7 @@ fixarg(union ref *r, struct instr *ins, struct block *blk, int *curi)
    ShiftImm: /* shift immediate is always 8bit */
       *r = mkref(RICON, sh & 255);
    }
+   picfixsym(r, blk, curi);
 }
 
 static void
@@ -395,7 +395,10 @@ sel(struct function *fn, struct instr *ins, struct block *blk, int *curi)
       if (!fuseaddr(&ins->l, blk, curi) && ins->l.t != RTMP && ins->l.t != RREG)
          ins->l = insertinstr(blk, (*curi)++, mkinstr(Ocopy, KPTR, ins->l));
       picfixsym(&ins->l, blk, curi);
-      fixarg(&ins->r, ins, blk, curi);
+      if (isaddrcon(ins->r))
+         ins->r = insertinstr(blk, (*curi)++, mkinstr(Ocopy, KPTR, ins->r));
+      else
+         fixarg(&ins->r, ins, blk, curi);
       break;
    case Ocvtf4f8: case Ocvtf8f4: case Ocvtf4s: case Ocvtf8s:
    case Oexts1: case Oextu1: case Oexts2: case Oextu2: case Oexts4: case Oextu4:
-- 
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