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| author | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2008-05-30 12:27:15 +0000 |
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| committer | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2008-05-30 12:27:15 +0000 |
| commit | f4b41226d60ca57c5981b0a46e0a495152b5301f (patch) | |
| tree | fb3ea7a1cabfc5e4c56ecc1b60eeacd2883a8293 /caml/PrintPPC.ml | |
| parent | f77e0ade09d8fd17add98c3bc4317627078f3aa8 (diff) | |
| download | compcert-f4b41226d60ca57c5981b0a46e0a495152b5301f.tar.gz compcert-f4b41226d60ca57c5981b0a46e0a495152b5301f.zip | |
Introduction de l'operation intuoffloat (float -> unsigned int). Pas encore utilisee dans le front-end C.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@647 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
Diffstat (limited to 'caml/PrintPPC.ml')
| -rw-r--r-- | caml/PrintPPC.ml | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/caml/PrintPPC.ml b/caml/PrintPPC.ml index 1d2e32ca..030dcc67 100644 --- a/caml/PrintPPC.ml +++ b/caml/PrintPPC.ml @@ -185,6 +185,28 @@ let print_instruction oc labels = function fprintf oc " fctiwz f13, %a\n" freg r2; fprintf oc " stfd f13, -8(r1)\n"; fprintf oc " lwz %a, -4(r1)\n" ireg r1 + | Pfctiu(r1, r2) -> + let lbl1 = new_label() in + let lbl2 = new_label() in + let lbl3 = new_label() in + fprintf oc " addis r2, 0, ha16(L%d)\n" lbl1; + fprintf oc " lfd f13, lo16(L%d)(r2)\n" lbl1; + fprintf oc " fcmpu cr7, %a, f13\n" freg r2; + fprintf oc " cror 30, 29, 30\n"; + fprintf oc " beq cr7, L%d\n" lbl2; + fprintf oc " fctiwz f13, %a\n" freg r2; + fprintf oc " stfdu f13, -8(r1)\n"; + fprintf oc " lwz %a, 4(r1)\n" ireg r1; + fprintf oc " b L%d\n" lbl3; + fprintf oc "L%d: fsub f13, %a, f13\n" lbl2 freg r2; + fprintf oc " fctiwz f13, f13\n"; + fprintf oc " stfdu f13, -8(r1)\n"; + fprintf oc " lwz %a, 4(r1)\n" ireg r1; + fprintf oc " addis %a, %a, 0x8000\n" ireg r1 ireg r1; + fprintf oc "L%d: addi r1, r1, 8\n" lbl3; + fprintf oc " .const_data\n"; + fprintf oc "L%d: .long 0x41e00000, 0x00000000\n" lbl1; + fprintf oc " .text\n" | Pfdiv(r1, r2, r3) -> fprintf oc " fdiv %a, %a, %a\n" freg r1 freg r2 freg r3 | Pfmadd(r1, r2, r3, r4) -> |