Define stc2/stc2l/ldc2/ldc2l as thumb2 instructions

llvm-svn: 214868

diff --git a/llvm/lib/Target/ARM/ARMInstrThumb2.td b/llvm/lib/Target/ARM/ARMInstrThumb2.td
index 8e2324c..a1fee0a 100644 (file)
--- a/llvm/lib/Target/ARM/ARMInstrThumb2.td
+++ b/llvm/lib/Target/ARM/ARMInstrThumb2.td
@@ -3959,10 +3959,10 @@ defm t2LDC   : t2LdStCop<0b1110, 1, 0, "ldc">;
 defm t2LDCL  : t2LdStCop<0b1110, 1, 1, "ldcl">;
 defm t2STC   : t2LdStCop<0b1110, 0, 0, "stc">;
 defm t2STCL  : t2LdStCop<0b1110, 0, 1, "stcl">;
-defm t2LDC2  : t2LdStCop<0b1111, 1, 0, "ldc2">, Requires<[PreV8]>;
-defm t2LDC2L : t2LdStCop<0b1111, 1, 1, "ldc2l">, Requires<[PreV8]>;
-defm t2STC2  : t2LdStCop<0b1111, 0, 0, "stc2">, Requires<[PreV8]>;
-defm t2STC2L : t2LdStCop<0b1111, 0, 1, "stc2l">, Requires<[PreV8]>;
+defm t2LDC2  : t2LdStCop<0b1111, 1, 0, "ldc2">, Requires<[PreV8,IsThumb2]>;
+defm t2LDC2L : t2LdStCop<0b1111, 1, 1, "ldc2l">, Requires<[PreV8,IsThumb2]>;
+defm t2STC2  : t2LdStCop<0b1111, 0, 0, "stc2">, Requires<[PreV8,IsThumb2]>;
+defm t2STC2L : t2LdStCop<0b1111, 0, 1, "stc2l">, Requires<[PreV8,IsThumb2]>;
 
 
 //===----------------------------------------------------------------------===//

diff --git a/llvm/test/MC/ARM/thumb-diagnostics.s b/llvm/test/MC/ARM/thumb-diagnostics.s
index 19d17c2..d1b35c9 100644 (file)
--- a/llvm/test/MC/ARM/thumb-diagnostics.s
+++ b/llvm/test/MC/ARM/thumb-diagnostics.s
@@ -218,3 +218,14 @@ error: invalid operand for instruction
         ldr r4, [pc, #-12]
 @ CHECK-ERRORS: error: instruction requires: thumb2
 
+@------------------------------------------------------------------------------
+@ STC2{L}/LDC2{L} - requires thumb2
+@------------------------------------------------------------------------------
+        stc2 p0, c8, [r1, #4]
+        stc2l p6, c2, [r7, #4]
+        ldc2 p0, c8, [r1, #4]
+        ldc2l p6, c2, [r7, #4]
+@ CHECK-ERRORS: error: invalid operand for instruction
+@ CHECK-ERRORS: error: invalid operand for instruction
+@ CHECK-ERRORS: error: invalid operand for instruction
+@ CHECK-ERRORS: error: invalid operand for instruction