Reapply r141365 now that PR11107 is fixed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141591 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/ARM/iabs.ll b/test/CodeGen/ARM/iabs.ll
index c01c041..89e309d 100644
--- a/test/CodeGen/ARM/iabs.ll
+++ b/test/CodeGen/ARM/iabs.ll
@@ -1,8 +1,8 @@
; RUN: llc < %s -march=arm -mattr=+v4t | FileCheck %s
;; Integer absolute value, should produce something as good as: ARM:
-;; add r3, r0, r0, asr #31
-;; eor r0, r3, r0, asr #31
+;; movs r0, r0
+;; rsbmi r0, r0, #0
;; bx lr
define i32 @test(i32 %a) {
@@ -10,7 +10,7 @@
%b = icmp sgt i32 %a, -1
%abs = select i1 %b, i32 %a, i32 %tmp1neg
ret i32 %abs
-; CHECK: add r1, r0, r0, asr #31
-; CHECK: eor r0, r1, r0, asr #31
+; CHECK: movs r0, r0
+; CHECK: rsbmi r0, r0, #0
; CHECK: bx lr
}
diff --git a/test/CodeGen/Thumb/iabs.ll b/test/CodeGen/Thumb/iabs.ll
index d7cdcd8..d03b5b2 100644
--- a/test/CodeGen/Thumb/iabs.ll
+++ b/test/CodeGen/Thumb/iabs.ll
@@ -3,9 +3,9 @@
;; Integer absolute value, should produce something as good as:
;; Thumb:
-;; asr r2, r0, #31
-;; add r0, r0, r2
-;; eor r0, r2
+;; movs r0, r0
+;; bpl
+;; rsb r0, r0, #0 (with opitmization, bpl + rsb is if-converted into rsbmi)
;; bx lr
define i32 @test(i32 %a) {
@@ -13,5 +13,10 @@
%b = icmp sgt i32 %a, -1
%abs = select i1 %b, i32 %a, i32 %tmp1neg
ret i32 %abs
+; CHECK: movs r0, r0
+; CHECK: bpl
+; CHECK: rsb r0, r0, #0
+; CHECK: bx lr
}
+