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-rw-r--r--test/MC/X86/lwp-x86_64.s25
1 files changed, 25 insertions, 0 deletions
diff --git a/test/MC/X86/lwp-x86_64.s b/test/MC/X86/lwp-x86_64.s
new file mode 100644
index 0000000000000..92f15967461e6
--- /dev/null
+++ b/test/MC/X86/lwp-x86_64.s
@@ -0,0 +1,25 @@
+# RUN: llvm-mc -triple x86_64-unknown-unknown --show-encoding %s | FileCheck %s --check-prefix=CHECK
+
+llwpcb %rcx
+# CHECK: llwpcb %rcx
+# CHECK: encoding: [0x8f,0xe9,0xf8,0x12,0xc1]
+
+slwpcb %rax
+# CHECK: slwpcb %rax
+# CHECK: encoding: [0x8f,0xe9,0xf8,0x12,0xc8]
+
+lwpins $305419896, %ebx, %rax
+# CHECK: lwpins $305419896, %ebx, %rax
+# CHECK: encoding: [0x8f,0xea,0xf8,0x12,0xc3,0x78,0x56,0x34,0x12]
+
+lwpins $591751049, (%rsp), %rdx
+# CHECK: lwpins $591751049, (%rsp), %rdx
+# CHECK: encoding: [0x8f,0xea,0xe8,0x12,0x04,0x24,0x89,0x67,0x45,0x23]
+
+lwpval $1737075661, %ebx, %rax
+# CHECK: lwpval $1737075661, %ebx, %rax
+# CHECK: encoding: [0x8f,0xea,0xf8,0x12,0xcb,0xcd,0xab,0x89,0x67]
+
+lwpval $2309737967, (%rsp), %rdx
+# CHECK: lwpval $2309737967, (%rsp), %rdx
+# CHECK: encoding: [0x8f,0xea,0xe8,0x12,0x0c,0x24,0xef,0xcd,0xab,0x89]