diff options
Diffstat (limited to 'powerpc/Asmexpand.ml')
| -rw-r--r-- | powerpc/Asmexpand.ml | 36 |
1 files changed, 7 insertions, 29 deletions
diff --git a/powerpc/Asmexpand.ml b/powerpc/Asmexpand.ml index ce88778c..cb6a659f 100644 --- a/powerpc/Asmexpand.ml +++ b/powerpc/Asmexpand.ml @@ -594,9 +594,7 @@ let expand_builtin_inline name args res = emit (Pfnmadd(res, a1, a2, a3)) | "__builtin_fnmsub", [BA(FR a1); BA(FR a2); BA(FR a3)], BR(FR res) -> emit (Pfnmsub(res, a1, a2, a3)) - | "__builtin_fabs", [BA(FR a1)], BR(FR res) -> - emit (Pfabs(res, a1)) - | "__builtin_fsqrt", [BA(FR a1)], BR(FR res) -> + | ("__builtin_fsqrt" | "__builtin_sqrt"), [BA(FR a1)], BR(FR res) -> emit (Pfsqrt(res, a1)) | "__builtin_frsqrte", [BA(FR a1)], BR(FR res) -> emit (Pfrsqrte(res, a1)) @@ -767,6 +765,8 @@ let expand_builtin_inline name args res = emit (Pori (GPR0, GPR0, Cint _0)) (* atomic operations *) | "__builtin_atomic_exchange", [BA (IR a1); BA (IR a2); BA (IR a3)],_ -> + (* Register constraints imposed by Machregs.v *) + assert(a1 = GPR3 && a2 = GPR4 && a3 = GPR5); emit (Plwz (GPR10,Cint _0,a2)); emit (Psync); let lbl = new_label() in @@ -786,6 +786,8 @@ let expand_builtin_inline name args res = emit (Pisync); emit (Pstw (GPR0,Cint _0, a2)) | "__builtin_sync_fetch_and_add", [BA (IR a1); BA(IR a2)], BR (IR res) -> + (* Register constraints imposed by Machregs.v *) + assert (a1 = GPR4 && a2 = GPR5 && res = GPR3); let lbl = new_label() in emit (Psync); emit (Plabel lbl); @@ -795,6 +797,8 @@ let expand_builtin_inline name args res = emit (Pbf (CRbit_2, lbl)); emit (Pisync); | "__builtin_atomic_compare_exchange", [BA (IR dst); BA(IR exp); BA (IR des)], BR (IR res) -> + (* Register constraints imposed by Machregs.v *) + assert (dst = GPR4 && exp = GPR5 && des = GPR6 && res = GPR3); let lbls = new_label () and lblneq = new_label () and lblsucc = new_label () in @@ -871,15 +875,6 @@ let expand_instruction instr = emit (Paddi(GPR1, GPR1, Cint(coqint_of_camlint sz))) else emit (Plwz(GPR1, Cint ofs, GPR1)) - | Pfcfi(r1, r2) -> - assert (Archi.ppc64); - emit (Pextsw(GPR0, r2)); - emit (Pstdu(GPR0, Cint _m8, GPR1)); - emit (Pcfi_adjust _8); - emit (Plfd(r1, Cint _0, GPR1)); - emit (Pfcfid(r1, r1)); - emit (Paddi(GPR1, GPR1, Cint _8)); - emit (Pcfi_adjust _m8) | Pfcfl(r1, r2) -> assert (Archi.ppc64); emit (Pstdu(r2, Cint _m8, GPR1)); @@ -888,15 +883,6 @@ let expand_instruction instr = emit (Pfcfid(r1, r1)); emit (Paddi(GPR1, GPR1, Cint _8)); emit (Pcfi_adjust _m8) - | Pfcfiu(r1, r2) -> - assert (Archi.ppc64); - emit (Prldicl(GPR0, r2, _0, _32)); - emit (Pstdu(GPR0, Cint _m8, GPR1)); - emit (Pcfi_adjust _8); - emit (Plfd(r1, Cint _0, GPR1)); - emit (Pfcfid(r1, r1)); - emit (Paddi(GPR1, GPR1, Cint _8)); - emit (Pcfi_adjust _m8) | Pfcti(r1, r2) -> emit (Pfctiwz(FPR13, r2)); emit (Pstfdu(FPR13, Cint _m8, GPR1)); @@ -904,14 +890,6 @@ let expand_instruction instr = emit (Plwz(r1, Cint _4, GPR1)); emit (Paddi(GPR1, GPR1, Cint _8)); emit (Pcfi_adjust _m8) - | Pfctiu(r1, r2) -> - assert (Archi.ppc64); - emit (Pfctidz(FPR13, r2)); - emit (Pstfdu(FPR13, Cint _m8, GPR1)); - emit (Pcfi_adjust _8); - emit (Plwz(r1, Cint _4, GPR1)); - emit (Paddi(GPR1, GPR1, Cint _8)); - emit (Pcfi_adjust _m8) | Pfctid(r1, r2) -> assert (Archi.ppc64); emit (Pfctidz(FPR13, r2)); |