[X86] Fix REPE, REPZ, REPNZ for intel syntax

REPE, REPZ, REPNZ, REPNE should have mnemonics for Intel syntax as well.
Currently using these instructions causes compilation errors for Intel syntax.

Differential Revision: http://reviews.llvm.org/D11794

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@244584 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 8e1d5b76d2e542dcb3a24499f7421230b6774e74..fff094ddf432759fad49a5e40ad76542d7429122 100644 (file)
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -2540,9 +2540,9 @@ def : MnemonicAlias<"pusha",  "pushaw", "att">, Requires<[In16BitMode]>;
 def : MnemonicAlias<"popa",   "popal",  "att">, Requires<[In32BitMode]>;
 def : MnemonicAlias<"pusha",  "pushal", "att">, Requires<[In32BitMode]>;
 
-def : MnemonicAlias<"repe",  "rep",   "att">;
-def : MnemonicAlias<"repz",  "rep",   "att">;
-def : MnemonicAlias<"repnz", "repne", "att">;
+def : MnemonicAlias<"repe",  "rep">;
+def : MnemonicAlias<"repz",  "rep">;
+def : MnemonicAlias<"repnz", "repne">;
 
 def : MnemonicAlias<"ret", "retw", "att">, Requires<[In16BitMode]>;
 def : MnemonicAlias<"ret", "retl", "att">, Requires<[In32BitMode]>;

diff --git a/test/MC/X86/intel-syntax.s b/test/MC/X86/intel-syntax.s
index 98bec04f50ff2b75a59df191fa0fc5d9146c57ce..8be9642bc5c820c298370ee9afa72589474b7dba 100644 (file)
--- a/test/MC/X86/intel-syntax.s
+++ b/test/MC/X86/intel-syntax.s
@@ -688,3 +688,16 @@ imul rbx, 123
 // CHECK: imulw $123, %bx
 // CHECK: imull $123, %ebx
 // CHECK: imulq $123, %rbx
+
+repe cmpsb
+repz cmpsb
+repne cmpsb
+repnz cmpsb
+// CHECK: rep
+// CHECK: cmpsb        %es:(%rdi), (%rsi)
+// CHECK: rep
+// CHECK: cmpsb        %es:(%rdi), (%rsi)
+// CHECK: repne
+// CHECK: cmpsb        %es:(%rdi), (%rsi)
+// CHECK: repne
+// CHECK: cmpsb        %es:(%rdi), (%rsi)