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Added missing CMN case in Thumb2SizeReduction pass so that LLVM emits 16-bits encoding of CMN instructions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156195 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sebastian Pop
2012-05-04 19:53:56 +00:00
parent 3d142e58ef
commit 2c7e5c714c
2 changed files with 15 additions and 4 deletions
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18
test/CodeGen/Thumb2/thumb2-cmn.ll
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@@ -9,7 +9,7 @@ define i1 @f1(i32 %a, i32 %b) {
ret i1 %tmp
}
; CHECK: f1:
; CHECK: cmn.w r0, r1
; CHECK: cmn r0, r1
define i1 @f2(i32 %a, i32 %b) {
%nb = sub i32 0, %b
@@ -17,7 +17,7 @@ define i1 @f2(i32 %a, i32 %b) {
ret i1 %tmp
}
; CHECK: f2:
; CHECK: cmn.w r0, r1
; CHECK: cmn r0, r1
define i1 @f3(i32 %a, i32 %b) {
%nb = sub i32 0, %b
@@ -25,7 +25,7 @@ define i1 @f3(i32 %a, i32 %b) {
ret i1 %tmp
}
; CHECK: f3:
; CHECK: cmn.w r0, r1
; CHECK: cmn r0, r1
define i1 @f4(i32 %a, i32 %b) {
%nb = sub i32 0, %b
@@ -33,7 +33,7 @@ define i1 @f4(i32 %a, i32 %b) {
ret i1 %tmp
}
; CHECK: f4:
; CHECK: cmn.w r0, r1
; CHECK: cmn r0, r1
define i1 @f5(i32 %a, i32 %b) {
%tmp = shl i32 %b, 5
@@ -73,3 +73,13 @@ define i1 @f8(i32 %a, i32 %b) {
; CHECK: f8:
; CHECK: cmn.w r0, r0, ror #8
define void @f9(i32 %a, i32 %b) nounwind optsize {
tail call void asm sideeffect "cmn.w r0, r1", ""() nounwind, !srcloc !0
ret void
}
!0 = metadata !{i32 81}
; CHECK: f9:
; CHECK: cmn.w r0, r1