[lldb] [llvm] [lldb] Support disassembling RISC-V proprietary instructions (PR #145793)

[David Spickett via llvm-commits]

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@@ -0,0 +1,28 @@
+# REQUIRES: x86
+
+# This test verifies that disassemble -b prints out the correct bytes and
+# format for x86_64 instructions of various sizes, and that an unknown
+# instruction shows the opcode and disassembles as "<unknown>"
+
+# RUN: llvm-mc -filetype=obj --triple=x86_64-unknown-unknown %s -o %t
+# RUN: %lldb -b %t -o "disassemble -b -n main" | FileCheck %s
+
+main:                                   # @main
+	subq   $0x18, %rsp
+	movl   $0x0, 0x14(%rsp)
+	movq   %rdx, 0x8(%rsp)
+	movl   %ecx, 0x4(%rsp)
+	movl   (%rsp), %eax
+        addq   $0x18, %rsp
+	retq
+        .byte  0x6 
+
+# CHECK: [0x0] <+0>:   48 83 ec 18              subq   $0x18, %rsp
+# CHECK: [0x4] <+4>:   c7 44 24 14 00 00 00 00  movl   $0x0, 0x14(%rsp)
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DavidSpickett wrote:

CHECK-NEXT this and subsequent lines.

https://github.com/llvm/llvm-project/pull/145793