+let mayLoad = 1, mayStore = 1, usesCustomInserter = 1,
+ SchedRW = [WriteRMW], Defs = [ESP] in {
+ let Uses = [ESP, EFLAGS] in
+ def RDFLAGS32 : PseudoI<(outs GR32:$dst), (ins),
+ [(set GR32:$dst, (int_x86_flags_read_u32))]>,
+ Requires<[Not64BitMode]>;
+
+ let Uses = [RSP, EFLAGS] in
+ def RDFLAGS64 : PseudoI<(outs GR64:$dst), (ins),
+ [(set GR64:$dst, (int_x86_flags_read_u64))]>,
+ Requires<[In64BitMode]>;
+}
+
+let mayLoad = 1, mayStore = 1, usesCustomInserter = 1,
+ SchedRW = [WriteRMW] in {
+ let Defs = [ESP, EFLAGS], Uses = [ESP] in
+ def WRFLAGS32 : PseudoI<(outs), (ins GR32:$src),
+ [(int_x86_flags_write_u32 GR32:$src)]>,
+ Requires<[Not64BitMode]>;
+
+ let Defs = [RSP, EFLAGS], Uses = [RSP] in
+ def WRFLAGS64 : PseudoI<(outs), (ins GR64:$src),
+ [(int_x86_flags_write_u64 GR64:$src)]>,
+ Requires<[In64BitMode]>;
+}
+