-; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
+; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
+; RUN: llc -mtriple=thumb-eabi %s -o - | FileCheck %s -check-prefix=THUMB1
-
-; CHECK: f1:
+; CHECK-LABEL: f1:
; CHECK: ror.w r0, r0, #22
define i32 @f1(i32 %a) {
%l8 = shl i32 %a, 10
ret i32 %tmp
}
-; CHECK: f2:
+; CHECK-LABEL: f2:
+; CHECK-NOT: and
; CHECK: ror
+; THUMB1: f2
+; THUMB1: and
define i32 @f2(i32 %v, i32 %nbits) {
entry:
- %shr = lshr i32 %v, %nbits
- %sub = sub i32 32, %nbits
+ %and = and i32 %nbits, 31
+ %shr = lshr i32 %v, %and
+ %sub = sub i32 32, %and
%shl = shl i32 %v, %sub
%or = or i32 %shl, %shr
ret i32 %or
-}
\ No newline at end of file
+}