-; RUN: llc -march=arm -mattr=+v6t2 < %s | FileCheck %s
+; RUN: llc -mtriple=arm -mattr=+v6t2 %s -o - | FileCheck %s
%struct.F = type { [3 x i8], i8 }
; CHECK: f1
; CHECK: mov r2, #10
; CHECK: bfi r1, r2, #22, #4
- %0 = load i32* bitcast (%struct.F* @X to i32*), align 4 ; <i32> [#uses=1]
+ %0 = load i32, i32* bitcast (%struct.F* @X to i32*), align 4 ; <i32> [#uses=1]
%1 = and i32 %0, -62914561 ; <i32> [#uses=1]
%2 = or i32 %1, 41943040 ; <i32> [#uses=1]
store i32 %2, i32* bitcast (%struct.F* @X to i32*), align 4
ret void
}
-define i32 @f2(i32 %A, i32 %B) nounwind readnone optsize {
+define i32 @f2(i32 %A, i32 %B) nounwind {
entry:
; CHECK: f2
-; CHECK: mov r1, r1, lsr #7
+; CHECK: lsr{{.*}}#7
; CHECK: bfi r0, r1, #7, #16
%and = and i32 %A, -8388481 ; <i32> [#uses=1]
%and2 = and i32 %B, 8388480 ; <i32> [#uses=1]
ret i32 %or
}
-define i32 @f3(i32 %A, i32 %B) nounwind readnone optsize {
+define i32 @f3(i32 %A, i32 %B) nounwind {
entry:
; CHECK: f3
-; CHECK: mov r2, r0, lsr #7
-; CHECK: mov r0, r1
-; CHECK: bfi r0, r2, #7, #16
+; CHECK: lsr{{.*}} #7
+; CHECK: bfi {{.*}}, #7, #16
%and = and i32 %A, 8388480 ; <i32> [#uses=1]
%and2 = and i32 %B, -8388481 ; <i32> [#uses=1]
%or = or i32 %and2, %and ; <i32> [#uses=1]
ret i32 %or
}
+
+; rdar://8752056
+define i32 @f4(i32 %a) nounwind {
+; CHECK: f4
+; CHECK: movw [[R1:r[0-9]+]], #3137
+; CHECK: bfi [[R1]], {{r[0-9]+}}, #15, #5
+ %1 = shl i32 %a, 15
+ %ins7 = and i32 %1, 1015808
+ %ins12 = or i32 %ins7, 3137
+ ret i32 %ins12
+}
+
+; rdar://8458663
+define i32 @f5(i32 %a, i32 %b) nounwind {
+entry:
+; CHECK-LABEL: f5:
+; CHECK-NOT: bfc
+; CHECK: bfi r0, r1, #20, #4
+ %0 = and i32 %a, -15728641
+ %1 = shl i32 %b, 20
+ %2 = and i32 %1, 15728640
+ %3 = or i32 %2, %0
+ ret i32 %3
+}
+
+; rdar://9609030
+define i32 @f6(i32 %a, i32 %b) nounwind readnone {
+entry:
+; CHECK-LABEL: f6:
+; CHECK-NOT: bic
+; CHECK: bfi r0, r1, #8, #9
+ %and = and i32 %a, -130817
+ %and2 = shl i32 %b, 8
+ %shl = and i32 %and2, 130816
+ %or = or i32 %shl, %and
+ ret i32 %or
+}
+
+define i32 @f7(i32 %x, i32 %y) {
+; CHECK-LABEL: f7:
+; CHECK: bfi r1, r0, #4, #1
+ %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00
+ %and = and i32 %x, 4
+ %or = or i32 %y2, 16
+ %cmp = icmp ne i32 %and, 0
+ %sel = select i1 %cmp, i32 %or, i32 %y2
+ ret i32 %sel
+}
+
+define i32 @f8(i32 %x, i32 %y) {
+; CHECK-LABEL: f8:
+; CHECK: bfi r1, r0, #4, #1
+; CHECK: bfi r1, r0, #5, #1
+ %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00
+ %and = and i32 %x, 4
+ %or = or i32 %y2, 48
+ %cmp = icmp ne i32 %and, 0
+ %sel = select i1 %cmp, i32 %or, i32 %y2
+ ret i32 %sel
+}
+
+define i32 @f9(i32 %x, i32 %y) {
+; CHECK-LABEL: f9:
+; CHECK-NOT: bfi
+ %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00
+ %and = and i32 %x, 4
+ %or = or i32 %y2, 48
+ %cmp = icmp ne i32 %and, 0
+ %sel = select i1 %cmp, i32 %y2, i32 %or
+ ret i32 %sel
+}