Thumb2 RSBS instructions were being printed without the 'S' suffix.

Fix it by changing the T2I_rbin_s_is multiclass to handle the CPSR
output and 'S' suffix in the same way as T2I_bin_s_irs.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104531 91177308-0d34-0410-b5e6-96231b3b80d8

test/CodeGen/Thumb2/2010-05-24-rsbs.ll

@@ -0,0 +1,9 @@
+; RUN: llc < %s -mtriple=thumbv7-apple-darwin | FileCheck %s
+; Radar 8017376: Missing 's' suffix for t2RSBS instructions.
+; CHECK: rsbs
+
+define arm_apcscc i64 @test(i64 %x) nounwind readnone {
+entry:
+  %0 = sub nsw i64 1, %x                          ; <i64> [#uses=1]
+  ret i64 %0
+}