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af2a1bebfc
After r182274, the branches in these tests must always be short. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182358 91177308-0d34-0410-b5e6-96231b3b80d8
41 lines
1.1 KiB
LLVM
41 lines
1.1 KiB
LLVM
; Test 64-bit unsigned comparisons 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 a value near the low end of the range. We use CGFI for comparisons
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; with zero, or things that are equivalent to them.
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define double @f1(double %a, double %b, i64 %i1) {
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; CHECK: f1:
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; CHECK: clgfi %r2, 1
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; CHECK-NEXT: jh
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%cond = icmp ugt i64 %i1, 1
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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 CLGFI range.
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define double @f2(double %a, double %b, i64 %i1) {
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; CHECK: f2:
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; CHECK: clgfi %r2, 4294967295
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%cond = icmp ult i64 %i1, 4294967295
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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 next value up, which must use a register comparison.
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define double @f3(double %a, double %b, i64 %i1) {
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; CHECK: f3:
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; CHECK: clgr %r2,
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%cond = icmp ult i64 %i1, 4294967296
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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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