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Imported Upstream version 5.18.0.167
Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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external/llvm/test/CodeGen/SystemZ/int-cmp-10.ll
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external/llvm/test/CodeGen/SystemZ/int-cmp-10.ll
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; Test 32-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 signed forms for
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; comparisons with zero, or things that are equivalent to them.
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define double @f1(double %a, double %b, i32 %i1) {
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; CHECK-LABEL: f1:
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; CHECK: clijh %r2, 1
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%cond = icmp ugt i32 %i1, 1
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%tmp = select i1 %cond, double %a, double %b
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%res = fadd double %tmp, 1.0
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ret double %res
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}
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; Check the top of the CLIJ range.
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define double @f2(double %a, double %b, i32 %i1) {
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; CHECK-LABEL: f2:
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; CHECK: clijl %r2, 255
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%cond = icmp ult i32 %i1, 255
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%tmp = select i1 %cond, double %a, double %b
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%res = fadd double %tmp, 1.0
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ret double %res
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}
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; Check the next value up, which needs a separate comparison.
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define double @f3(double %a, double %b, i32 %i1) {
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; CHECK-LABEL: f3:
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; CHECK: clfi %r2, 256
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; CHECK: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%cond = icmp ult i32 %i1, 256
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%tmp = select i1 %cond, double %a, double %b
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%res = fadd double %tmp, 1.0
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ret double %res
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}
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; Check a value near the high end of the range.
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define double @f4(double %a, double %b, i32 %i1) {
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; CHECK-LABEL: f4:
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; CHECK: clfi %r2, 4294967280
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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 i32 %i1, 4294967280
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%tmp = select i1 %cond, double %a, double %b
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%res = fadd double %tmp, 1.0
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ret double %res
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}
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