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67 lines
1.3 KiB
67 lines
1.3 KiB
4 months ago
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; Test 32-bit ORs in which the second operand is constant.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; Check the lowest useful OILL value.
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define i32 @f1(i32 %a) {
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; CHECK-LABEL: f1:
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; CHECK: oill %r2, 1
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; CHECK: br %r14
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%or = or i32 %a, 1
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ret i32 %or
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}
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; Check the high end of the OILL range.
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define i32 @f2(i32 %a) {
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; CHECK-LABEL: f2:
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; CHECK: oill %r2, 65535
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; CHECK: br %r14
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%or = or i32 %a, 65535
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ret i32 %or
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}
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; Check the lowest useful OILH range, which is the next value up.
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define i32 @f3(i32 %a) {
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; CHECK-LABEL: f3:
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; CHECK: oilh %r2, 1
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; CHECK: br %r14
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%or = or i32 %a, 65536
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ret i32 %or
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}
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; Check the lowest useful OILF value, which is the next value up again.
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define i32 @f4(i32 %a) {
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; CHECK-LABEL: f4:
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; CHECK: oilf %r2, 65537
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; CHECK: br %r14
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%or = or i32 %a, 65537
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ret i32 %or
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}
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; Check the high end of the OILH range.
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define i32 @f5(i32 %a) {
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; CHECK-LABEL: f5:
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; CHECK: oilh %r2, 65535
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; CHECK: br %r14
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%or = or i32 %a, -65536
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ret i32 %or
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}
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; Check the next value up, which must use OILF instead.
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define i32 @f6(i32 %a) {
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; CHECK-LABEL: f6:
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; CHECK: oilf %r2, 4294901761
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; CHECK: br %r14
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%or = or i32 %a, -65535
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ret i32 %or
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}
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; Check the highest useful OILF value.
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define i32 @f7(i32 %a) {
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; CHECK-LABEL: f7:
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; CHECK: oilf %r2, 4294967294
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; CHECK: br %r14
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%or = or i32 %a, -2
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ret i32 %or
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}
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