[llvm] c0d8861 - [SystemZ] Remove some now unused ISD XXX_LOOP opcodes.

[Jonas Paulsson via llvm-commits]

Author: Jonas Paulsson
Date: 2021-10-14T14:55:44+02:00
New Revision: c0d88613f204c72a7486e3788ec25ca5e79baed8

URL: https://github.com/llvm/llvm-project/commit/c0d88613f204c72a7486e3788ec25ca5e79baed8
DIFF: https://github.com/llvm/llvm-project/commit/c0d88613f204c72a7486e3788ec25ca5e79baed8.diff

LOG: [SystemZ] Remove some now unused ISD XXX_LOOP opcodes.

Added: 
    

Modified: 
    llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
    llvm/lib/Target/SystemZ/SystemZISelLowering.h

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp b/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
index d8b00610bada4..e3a79e6d1a994 100644
--- a/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
+++ b/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
@@ -5668,15 +5668,10 @@ const char *SystemZTargetLowering::getTargetNodeName(unsigned Opcode) const {
     OPCODE(SUBCARRY);
     OPCODE(GET_CCMASK);
     OPCODE(MVC);
-    OPCODE(MVC_LOOP);
     OPCODE(NC);
-    OPCODE(NC_LOOP);
     OPCODE(OC);
-    OPCODE(OC_LOOP);
     OPCODE(XC);
-    OPCODE(XC_LOOP);
     OPCODE(CLC);
-    OPCODE(CLC_LOOP);
     OPCODE(STPCPY);
     OPCODE(STRCMP);
     OPCODE(SEARCH_STRING);

diff  --git a/llvm/lib/Target/SystemZ/SystemZISelLowering.h b/llvm/lib/Target/SystemZ/SystemZISelLowering.h
index 248efc11b87fd..461f804ca55e5 100644
--- a/llvm/lib/Target/SystemZ/SystemZISelLowering.h
+++ b/llvm/lib/Target/SystemZ/SystemZISelLowering.h
@@ -117,23 +117,14 @@ enum NodeType : unsigned {
   // MachineMemOperands rather than one.
   MVC,
 
-  // Like MVC, but implemented as a loop that handles X*256 bytes
-  // followed by straight-line code to handle the rest (if any).
-  // The value of X is passed as an additional operand.
-  MVC_LOOP,
-
-  // Similar to MVC and MVC_LOOP, but for logic operations (AND, OR, XOR).
+  // Similar to MVC, but for logic operations (AND, OR, XOR).
   NC,
-  NC_LOOP,
   OC,
-  OC_LOOP,
   XC,
-  XC_LOOP,
 
   // Use CLC to compare two blocks of memory, with the same comments
-  // as for MVC and MVC_LOOP.
+  // as for MVC.
   CLC,
-  CLC_LOOP,
 
   // Use an MVST-based sequence to implement stpcpy().
   STPCPY,