1 files changed, 5 insertions, 28 deletions

diff --git a/llvm/lib/Target/X86/X86SchedSandyBridge.td b/llvm/lib/Target/X86/X86SchedSandyBridge.td
index 125283558fe..0adf9ea3b7c 100644
--- a/llvm/lib/Target/X86/X86SchedSandyBridge.td
+++ b/llvm/lib/Target/X86/X86SchedSandyBridge.td
@@ -925,30 +925,8 @@ def SBWriteResGroup33 : SchedWriteRes<[SBPort4,SBPort23]> {
   let NumMicroOps = 2;
   let ResourceCycles = [1,1];
 }
-def: InstRW<[SBWriteResGroup33], (instregex "MOV(8|16|32|64)mr",
-                                            "MOVNTI_64mr",
-                                            "MOVNTImr",
-                                            "PUSH64i8",
-                                            "PUSH(16|32|64)r",
-                                            "VEXTRACTF128mr",
-                                            "(V?)MOVAPD(Y?)mr",
-                                            "(V?)MOVAPS(Y?)mr",
-                                            "(V?)MOVDQA(Y?)mr",
-                                            "(V?)MOVDQU(Y?)mr",
-                                            "(V?)MOVHPDmr",
-                                            "(V?)MOVHPSmr",
-                                            "(V?)MOVLPDmr",
-                                            "(V?)MOVLPSmr",
-                                            "(V?)MOVNTDQ(Y?)mr",
-                                            "(V?)MOVNTPD(Y?)mr",
-                                            "(V?)MOVNTPS(Y?)mr",
-                                            "(V?)MOVPDI2DImr",
-                                            "(V?)MOVPQI2QImr",
-                                            "(V?)MOVPQIto64mr",
-                                            "(V?)MOVSDmr",
-                                            "(V?)MOVSSmr",
-                                            "(V?)MOVUPD(Y?)mr",
-                                            "(V?)MOVUPS(Y?)mr")>;
+def: InstRW<[SBWriteResGroup33], (instregex "PUSH64i8",
+                                            "PUSH(16|32|64)r")>;
 
 def SBWriteResGroup34 : SchedWriteRes<[SBPort0,SBPort15]> {
   let Latency = 7;
@@ -998,7 +976,7 @@ def: InstRW<[SBWriteResGroup37], (instregex "VMASKMOVPD(Y?)mr",
                                             "VMASKMOVPS(Y?)mr")>;
 
 def SBWriteResGroup38 : SchedWriteRes<[SBPort4,SBPort23,SBPort05]> {
-  let Latency = 5;
+  let Latency = 2;
   let NumMicroOps = 3;
   let ResourceCycles = [1,1,1];
 }
@@ -1018,8 +996,7 @@ def SBWriteResGroup40 : SchedWriteRes<[SBPort4,SBPort23,SBPort015]> {
   let NumMicroOps = 3;
   let ResourceCycles = [1,1,1];
 }
-def: InstRW<[SBWriteResGroup40], (instregex "MOV8mi",
-                                            "STOSB",
+def: InstRW<[SBWriteResGroup40], (instregex "STOSB",
                                             "STOSL",
                                             "STOSQ",
                                             "STOSW")>;
@@ -1039,7 +1016,7 @@ def SBWriteResGroup42 : SchedWriteRes<[SBPort05,SBPort015]> {
 def: InstRW<[SBWriteResGroup42], (instregex "CMPXCHG(8|16|32|64)rr")>;
 
 def SBWriteResGroup43 : SchedWriteRes<[SBPort4,SBPort23,SBPort05]> {
-  let Latency = 5;
+  let Latency = 3;
   let NumMicroOps = 4;
   let ResourceCycles = [1,1,2];
 }