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; Test insertions of 16-bit constants into an i64.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
; Check the lowest useful IILL value. (We use NILL rather than IILL
; to clear 16 bits.)
define i64 @f1(i64 %a) {
; CHECK-LABEL: f1:
; CHECK-NOT: ni
; CHECK: iill %r2, 1
; CHECK: br %r14
%and = and i64 %a, 18446744073709486080
%or = or i64 %and, 1
ret i64 %or
}
; Check a middle value.
define i64 @f2(i64 %a) {
; CHECK-LABEL: f2:
; CHECK-NOT: ni
; CHECK: iill %r2, 32769
; CHECK: br %r14
%and = and i64 %a, -65536
%or = or i64 %and, 32769
ret i64 %or
}
; Check the highest useful IILL value. (We use OILL rather than IILL
; to set 16 bits.)
define i64 @f3(i64 %a) {
; CHECK-LABEL: f3:
; CHECK-NOT: ni
; CHECK: iill %r2, 65534
; CHECK: br %r14
%and = and i64 %a, 18446744073709486080
%or = or i64 %and, 65534
ret i64 %or
}
; Check the lowest useful IILH value.
define i64 @f4(i64 %a) {
; CHECK-LABEL: f4:
; CHECK-NOT: ni
; CHECK: iilh %r2, 1
; CHECK: br %r14
%and = and i64 %a, 18446744069414649855
%or = or i64 %and, 65536
ret i64 %or
}
; Check a middle value.
define i64 @f5(i64 %a) {
; CHECK-LABEL: f5:
; CHECK-NOT: ni
; CHECK: iilh %r2, 32767
; CHECK: br %r14
%and = and i64 %a, -4294901761
%or = or i64 %and, 2147418112
ret i64 %or
}
; Check the highest useful IILH value.
define i64 @f6(i64 %a) {
; CHECK-LABEL: f6:
; CHECK-NOT: ni
; CHECK: iilh %r2, 65534
; CHECK: br %r14
%and = and i64 %a, 18446744069414649855
%or = or i64 %and, 4294836224
ret i64 %or
}
; Check the lowest useful IIHL value.
define i64 @f7(i64 %a) {
; CHECK-LABEL: f7:
; CHECK-NOT: ni
; CHECK: iihl %r2, 1
; CHECK: br %r14
%and = and i64 %a, 18446462603027808255
%or = or i64 %and, 4294967296
ret i64 %or
}
; Check a middle value.
define i64 @f8(i64 %a) {
; CHECK-LABEL: f8:
; CHECK-NOT: ni
; CHECK: iihl %r2, 32767
; CHECK: br %r14
%and = and i64 %a, -281470681743361
%or = or i64 %and, 140733193388032
ret i64 %or
}
; Check the highest useful IIHL value.
define i64 @f9(i64 %a) {
; CHECK-LABEL: f9:
; CHECK-NOT: ni
; CHECK: iihl %r2, 65534
; CHECK: br %r14
%and = and i64 %a, 18446462603027808255
%or = or i64 %and, 281466386776064
ret i64 %or
}
; Check the lowest useful IIHH value.
define i64 @f10(i64 %a) {
; CHECK-LABEL: f10:
; CHECK-NOT: ni
; CHECK: iihh %r2, 1
; CHECK: br %r14
%and = and i64 %a, 281474976710655
%or = or i64 %and, 281474976710656
ret i64 %or
}
; Check a middle value.
define i64 @f11(i64 %a) {
; CHECK-LABEL: f11:
; CHECK-NOT: ni
; CHECK: iihh %r2, 32767
; CHECK: br %r14
%and = and i64 %a, 281474976710655
%or = or i64 %and, 9223090561878065152
ret i64 %or
}
; Check the highest useful IIHH value.
define i64 @f12(i64 %a) {
; CHECK-LABEL: f12:
; CHECK-NOT: ni
; CHECK: iihh %r2, 65534
; CHECK: br %r14
%and = and i64 %a, 281474976710655
%or = or i64 %and, 18446181123756130304
ret i64 %or
}
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