[llvm] r320296 - [X86] Tag MORESTACK instructions as ret scheduler class
Simon Pilgrim via llvm-commits
llvm-commits at lists.llvm.org
Sun Dec 10 02:08:21 PST 2017
Author: rksimon
Date: Sun Dec 10 02:08:21 2017
New Revision: 320296
URL: http://llvm.org/viewvc/llvm-project?rev=320296&view=rev
Log:
[X86] Tag MORESTACK instructions as ret scheduler class
Modified:
llvm/trunk/lib/Target/X86/X86InstrCompiler.td
Modified: llvm/trunk/lib/Target/X86/X86InstrCompiler.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrCompiler.td?rev=320296&r1=320295&r2=320296&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrCompiler.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrCompiler.td Sun Dec 10 02:08:21 2017
@@ -257,15 +257,15 @@ let isPseudo = 1, SchedRW = [WriteSystem
// This is lowered into a RET instruction by MCInstLower. We need
// this so that we don't have to have a MachineBasicBlock which ends
// with a RET and also has successors.
-let isPseudo = 1 in {
+let isPseudo = 1, SchedRW = [WriteJumpLd] in {
def MORESTACK_RET: I<0, Pseudo, (outs), (ins),
- "", []>;
+ "", [], IIC_RET>;
// This instruction is lowered to a RET followed by a MOV. The two
// instructions are not generated on a higher level since then the
// verifier sees a MachineBasicBlock ending with a non-terminator.
def MORESTACK_RET_RESTORE_R10 : I<0, Pseudo, (outs), (ins),
- "", []>;
+ "", [], IIC_RET>;
}
//===----------------------------------------------------------------------===//
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