Plumb in the ARM thumb symbolizer in llvm-objdump’s Mach-O disassembler and

add the code and test cases for 32-bit ARM symbolizer.

Also fixed the printing of data in code as it was not using the table correctly
and needed to fix one of the test cases too.

This will break lld’s test/mach-o/arm-interworking-movw.yaml till the tweak
for that is made. Which I’ll be committing immediately after this commit.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@221470 91177308-0d34-0410-b5e6-96231b3b80d8

test/tools/llvm-objdump/ARM/macho-symbolized-disassembly.test

@@ -0,0 +1,8 @@
+// RUN: llvm-objdump -d -m -no-show-raw-insn -full-leading-addr -print-imm-hex %p/Inputs/hello.obj.macho-arm | FileCheck %s -check-prefix=OBJ
+// RUN: llvm-objdump -d -m -no-show-raw-insn -full-leading-addr -print-imm-hex %p/Inputs/hello.exe.macho-arm | FileCheck %s -check-prefix=EXE
+
+OBJ: 00000006	movw	r3, :lower16:((54-14)-4)
+OBJ: 0000000a	movt	r3, :upper16:((54-14)-4)
+OBJ: 00000024	bl	_printf
+
+EXE: 0000bfa8	blx	0xbffc @ symbol stub for: _printf

test/tools/llvm-objdump/ARM/macho-symbolized-subtractor.test

@@ -0,0 +1,15 @@
+# RUN: llvm-mc < %s -triple armv7-apple-darwin -filetype=obj | llvm-objdump -m -d - | FileCheck %s
+	.thumb
+	.thumb_func	_t
+_t:
+	movw	r3, :lower16:(Str-(PCinst+4))
+	movt	r3, :upper16:(Str-(PCinst+4))
+	.thumb_func	PCinst
+PCinst:
+	add	r3, pc
+
+	.section	__TEXT,__cstring,cstring_literals
+Str: 
+	.asciz	"Hello world\n"
+# CHECK: movw	r3, :lower16:((Str-PCinst)-4)
+# CHECK: movt	r3, :upper16:((Str-PCinst)-4)