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56 lines
1.5 KiB
LLVM
56 lines
1.5 KiB
LLVM
; Test 16-bit equality comparisons between memory and a constant.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; Check the low end of the unsigned 16-bit range.
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define double @f1(double %a, double %b, i16 *%ptr) {
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; CHECK-LABEL: f1:
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; CHECK: clhhsi 0(%r2), 0
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; CHECK-NEXT: ber %r14
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i16, i16 *%ptr
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%cond = icmp eq i16 %val, 0
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the high end of the unsigned 16-bit range.
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define double @f2(double %a, double %b, i16 *%ptr) {
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; CHECK-LABEL: f2:
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; CHECK: clhhsi 0(%r2), 65535
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; CHECK-NEXT: ber %r14
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i16, i16 *%ptr
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%cond = icmp eq i16 %val, 65535
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the low end of the signed 16-bit range.
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define double @f3(double %a, double %b, i16 *%ptr) {
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; CHECK-LABEL: f3:
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; CHECK: clhhsi 0(%r2), 32768
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; CHECK-NEXT: ber %r14
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i16, i16 *%ptr
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%cond = icmp eq i16 %val, -32768
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the high end of the signed 16-bit range.
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define double @f4(double %a, double %b, i16 *%ptr) {
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; CHECK-LABEL: f4:
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; CHECK: clhhsi 0(%r2), 32767
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; CHECK-NEXT: ber %r14
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i16, i16 *%ptr
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%cond = icmp eq i16 %val, 32767
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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