Start incorporating the ARM integrated assembler.

tests_lit/assembler/arm32/ret.ll

Index: tests_lit/assembler/arm32/ret.ll
diff --git a/tests_lit/assembler/arm32/ret.ll b/tests_lit/assembler/arm32/ret.ll
new file mode 100644
index 0000000000000000000000000000000000000000..2f93a47a71b8665c7d2f7a50cbe0a85d9190f176
--- /dev/null
+++ b/tests_lit/assembler/arm32/ret.ll
@@ -0,0 +1,36 @@
+; Shows that the ARM integrated assembler can translate a trivial,
+; bundle-aligned function.
+
+; RUN: %p2i --filetype=asm -i %s --target=arm32 \
+; RUN:   | FileCheck %s --check-prefix=ASM
+; RUN: %p2i --filetype=iasm -i %s --target=arm32 \
+; RUN:   | FileCheck %s --check-prefix=IASM
+
+define internal void @f() {
+  ret void
+}
+
+; ASM:      f:

[Jim Stichnoth, 2015/10/08 23:50:41]

Can this be ASM-LABEL ?
(same with IASM-LABEL below)

[Karl, 2015/10/09 19:08:18]

Done.

+; ASM-NEXT: .Lf$__0:
+; ASM-NEXT: 	bx	lr
+
+; IASM:     f:
+; IASM-NEXT: 	.byte 0x1e
+; IASM-NEXT: 	.byte 0xff
+; IASM-NEXT: 	.byte 0x2f
+; IASM-NEXT: 	.byte 0xe1
+
+; IASM-NEXT: 	.byte 0x70
+; IASM-NEXT: 	.byte 0x0
+; IASM-NEXT: 	.byte 0x20
+; IASM-NEXT: 	.byte 0xe1
+
+; IASM-NEXT: 	.byte 0x70
+; IASM-NEXT: 	.byte 0x0
+; IASM-NEXT: 	.byte 0x20
+; IASM-NEXT: 	.byte 0xe1
+
+; IASM-NEXT: 	.byte 0x70
+; IASM-NEXT: 	.byte 0x0
+; IASM-NEXT: 	.byte 0x20
+; IASM-NEXT: 	.byte 0xe1