- // NOTE: this pattern doesn't match "X86call imm", because we do not know
- // that the offset between an arbitrary immediate and the call will fit in
- // the 32-bit pcrel field that we have.
- def CALL64pcrel32 : Ii32PCRel<0xE8, RawFrm,
- (outs), (ins i64i32imm_pcrel:$dst, variable_ops),
- "call{q}\t$dst", []>,
- Requires<[In64BitMode, NotWin64]>;
- def CALL64r : I<0xFF, MRM2r, (outs), (ins GR64:$dst, variable_ops),
- "call{q}\t{*}$dst", [(X86call GR64:$dst)]>,
- Requires<[In64BitMode, NotWin64]>;
- def CALL64m : I<0xFF, MRM2m, (outs), (ins i64mem:$dst, variable_ops),
- "call{q}\t{*}$dst", [(X86call (loadi64 addr:$dst))]>,
- Requires<[In64BitMode, NotWin64]>;
-
- def FARCALL64 : RI<0xFF, MRM3m, (outs), (ins opaque80mem:$dst),
- "lcall{q}\t{*}$dst", []>;
- }
-
- // FIXME: We need to teach codegen about single list of call-clobbered
- // registers.
-let isCall = 1, isCodeGenOnly = 1 in
- // All calls clobber the non-callee saved registers. RSP is marked as
- // a use to prevent stack-pointer assignments that appear immediately
- // before calls from potentially appearing dead. Uses for argument
- // registers are added manually.
- let Defs = [RAX, RCX, RDX, R8, R9, R10, R11,
- FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0, ST1,
- MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
- XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, EFLAGS],
- Uses = [RSP] in {
- def WINCALL64pcrel32 : Ii32PCRel<0xE8, RawFrm,
- (outs), (ins i64i32imm_pcrel:$dst, variable_ops),
- "call{q}\t$dst", []>,
- Requires<[IsWin64]>;
- def WINCALL64r : I<0xFF, MRM2r, (outs), (ins GR64:$dst, variable_ops),
- "call{q}\t{*}$dst",
- [(X86call GR64:$dst)]>, Requires<[IsWin64]>;
- def WINCALL64m : I<0xFF, MRM2m, (outs),
- (ins i64mem:$dst,variable_ops),
- "call{q}\t{*}$dst",
- [(X86call (loadi64 addr:$dst))]>,
- Requires<[IsWin64]>;
- }
+// RSP is marked as a use to prevent stack-pointer assignments that appear
+// immediately before calls from potentially appearing dead. Uses for argument
+// registers are added manually.
+let isCall = 1, Uses = [RSP], SchedRW = [WriteJump] in {
+ // NOTE: this pattern doesn't match "X86call imm", because we do not know
+ // that the offset between an arbitrary immediate and the call will fit in
+ // the 32-bit pcrel field that we have.
+ def CALL64pcrel32 : Ii32PCRel<0xE8, RawFrm,
+ (outs), (ins i64i32imm_pcrel:$dst),
+ "call{q}\t$dst", [], IIC_CALL_RI>, OpSize32,
+ Requires<[In64BitMode]>;
+ def CALL64r : I<0xFF, MRM2r, (outs), (ins GR64:$dst),
+ "call{q}\t{*}$dst", [(X86call GR64:$dst)],
+ IIC_CALL_RI>,
+ Requires<[In64BitMode]>;
+ def CALL64m : I<0xFF, MRM2m, (outs), (ins i64mem:$dst),
+ "call{q}\t{*}$dst", [(X86call (loadi64 addr:$dst))],
+ IIC_CALL_MEM>,
+ Requires<[In64BitMode,FavorMemIndirectCall]>;