# define _DECOR_mem_q(addr) qword ptr addr
#endif
+#define _DECOR_imm_b(imm) byte imm
+#define _DECOR_imm_w(imm) word imm
+#define _DECOR_imm_d(imm) dword imm
+#if CPUFAM_AMD64
+# define _DECOR_imm_q(imm) qword imm
+#endif
+
#if CPUFAM_X86
# define _DECOR_abcd_r(reg) e##reg##x
# define _DECOR_xp_r(reg) e##reg
# define _DECOR_ip_r(reg) e##reg
# define _DECOR_mem_r(addr) dword ptr addr
+# define _DECOR_imm_r(imm) dword imm
#endif
#if CPUFAM_AMD64
# define _DECOR_abcd_r(reg) r##reg##x
# define _DECOR_xp_r(reg) r##reg
# define _DECOR_ip_r(reg) r##reg
# define _DECOR_mem_r(addr) qword ptr addr
+# define _DECOR_imm_r(imm) qword imm
#endif
// R_r(decor) applies decoration decor to register r, which is an internal
// address addr (which should supply its own square-brackets).
#define MEM(decor, addr) _DECOR(mem, decor, addr)
+// Refer to an immediate datum of the type implied by decor.
+#define IMM(decor, imm) _DECOR(mem, decor, imm)
+
// Applies decoration decor to assembler-level register name reg.
#define _REGFORM(reg, decor) _GLUE(_REGFORM_, reg)(decor)