Thumb2 assembly parsing and encoding for UHASX/UHSAX.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140088 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index 7ec28e5..e325825 100644
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -4954,6 +4954,10 @@
def : MnemonicAlias<"ssubaddx", "ssax">;
// UASX == UADDSUBX
def : MnemonicAlias<"uaddsubx", "uasx">;
+// UHASX == UHADDSUBX
+def : MnemonicAlias<"uhaddsubx", "uhasx">;
+// UHSAX == UHSUBADDX
+def : MnemonicAlias<"uhsubaddx", "uhsax">;
// LDRSBT/LDRHT/LDRSHT post-index offset if optional.
// Note that the write-back output register is a dummy operand for MC (it's
diff --git a/test/MC/ARM/basic-thumb2-instructions.s b/test/MC/ARM/basic-thumb2-instructions.s
index 24c35b6..15a8f90 100644
--- a/test/MC/ARM/basic-thumb2-instructions.s
+++ b/test/MC/ARM/basic-thumb2-instructions.s
@@ -2732,3 +2732,29 @@
@ CHECK: itt gt @ encoding: [0xc4,0xbf]
@ CHECK: uhadd16gt r4, r8, r2 @ encoding: [0x98,0xfa,0x62,0xf4]
@ CHECK: uhadd8gt r4, r8, r2 @ encoding: [0x88,0xfa,0x62,0xf4]
+
+
+@------------------------------------------------------------------------------
+@ UHASX/UHSAX
+@------------------------------------------------------------------------------
+ uhasx r4, r1, r5
+ uhsax r5, r6, r6
+ itt gt
+ uhasxgt r6, r9, r8
+ uhsaxgt r7, r8, r12
+ uhaddsubx r4, r1, r5
+ uhsubaddx r5, r6, r6
+ itt gt
+ uhaddsubxgt r6, r9, r8
+ uhsubaddxgt r7, r8, r12
+
+@ CHECK: uhasx r4, r1, r5 @ encoding: [0xa1,0xfa,0x65,0xf4]
+@ CHECK: uhsax r5, r6, r6 @ encoding: [0xe6,0xfa,0x66,0xf5]
+@ CHECK: itt gt @ encoding: [0xc4,0xbf]
+@ CHECK: uhasxgt r6, r9, r8 @ encoding: [0xa9,0xfa,0x68,0xf6]
+@ CHECK: uhsaxgt r7, r8, r12 @ encoding: [0xe8,0xfa,0x6c,0xf7]
+@ CHECK: uhasx r4, r1, r5 @ encoding: [0xa1,0xfa,0x65,0xf4]
+@ CHECK: uhsax r5, r6, r6 @ encoding: [0xe6,0xfa,0x66,0xf5]
+@ CHECK: itt gt @ encoding: [0xc4,0xbf]
+@ CHECK: uhasxgt r6, r9, r8 @ encoding: [0xa9,0xfa,0x68,0xf6]
+@ CHECK: uhsaxgt r7, r8, r12 @ encoding: [0xe8,0xfa,0x6c,0xf7]
