diff options
Diffstat (limited to 'arm/PrintAsm.ml')
| -rw-r--r-- | arm/PrintAsm.ml | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arm/PrintAsm.ml b/arm/PrintAsm.ml index fc7c987..1d46416 100644 --- a/arm/PrintAsm.ml +++ b/arm/PrintAsm.ml @@ -388,6 +388,19 @@ let print_builtin_inline oc name args res = end else begin fprintf oc " umull %a, %a, %a, %a\n" ireg rl ireg rh ireg a ireg b; 1 end + (* Memory accesses *) + | "__builtin_read16_reversed", [IR a1], [IR res] -> + fprintf oc " ldrh %a, [%a, #0]\n" ireg res ireg a1; + fprintf oc " rev16 %a, %a\n" ireg res ireg res; 2 + | "__builtin_read32_reversed", [IR a1], [IR res] -> + fprintf oc " ldr %a, [%a, #0]\n" ireg res ireg a1; + fprintf oc " rev %a, %a\n" ireg res ireg res; 2 + | "__builtin_write16_reversed", [IR a1; IR a2], _ -> + fprintf oc " rev16 %a, %a\n" ireg IR14 ireg a2; + fprintf oc " strh %a, [%a, #0]\n" ireg IR14 ireg a1; 2 + | "__builtin_write32_reversed", [IR a1; IR a2], _ -> + fprintf oc " rev %a, %a\n" ireg IR14 ireg a2; + fprintf oc " str %a, [%a, #0]\n" ireg IR14 ireg a1; 2 (* Catch-all *) | _ -> invalid_arg ("unrecognized builtin " ^ name) |