diff options
Diffstat (limited to 'powerpc')
-rw-r--r-- | powerpc/Asmexpand.ml | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/powerpc/Asmexpand.ml b/powerpc/Asmexpand.ml index 415b6651..5ca4c611 100644 --- a/powerpc/Asmexpand.ml +++ b/powerpc/Asmexpand.ml @@ -554,6 +554,26 @@ let expand_builtin_inline name args res = emit (Plabel lbl2) | "__builtin_cmpb", [BA(IR a1); BA(IR a2)], BR(IR res) -> emit (Pcmpb (res,a1,a2)) + | "__builtin_bswap64", [BA_splitlong(BA(IR ah), BA(IR al))], + BR_splitlong(BR(IR rh), BR(IR rl))-> + assert (not Archi.ppc64); + emit (Pstwu(ah, Cint _m8, GPR1)); + emit (Pcfi_adjust _8); + emit (Pstwu(al, Cint _m8, GPR1)); + emit (Pcfi_adjust _8); + emit (Plwbrx(rh, GPR0, GPR1)); + emit (Paddi(GPR1, GPR1, Cint _8)); + emit (Pcfi_adjust _m8); + emit (Plwbrx(rl, GPR0, GPR1)); + emit (Paddi(GPR1, GPR1, Cint _8)); + emit (Pcfi_adjust _m8) + | "__builtin_bswap64", [BA(IR a1)], BR(IR res) -> + assert (Archi.ppc64); + emit (Pstdu(a1, Cint _m8, GPR1)); + emit (Pcfi_adjust _8); + emit (Pldbrx(res, GPR0, GPR1)); + emit (Paddi(GPR1, GPR1, Cint _8)); + emit (Pcfi_adjust _m8) | ("__builtin_bswap" | "__builtin_bswap32"), [BA(IR a1)], BR(IR res) -> emit (Pstwu(a1, Cint _m8, GPR1)); emit (Pcfi_adjust _8); |