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-rw-r--r--test/CodeGen/X86/pr38803.ll48
1 files changed, 48 insertions, 0 deletions
diff --git a/test/CodeGen/X86/pr38803.ll b/test/CodeGen/X86/pr38803.ll
new file mode 100644
index 00000000000..a1ca27d89b0
--- /dev/null
+++ b/test/CodeGen/X86/pr38803.ll
@@ -0,0 +1,48 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mcpu=skylake-avx512 -mtriple=x86_64-unknown-unknown | FileCheck %s
+
+@b = local_unnamed_addr global i32 0, align 4
+@c = local_unnamed_addr global i32 0, align 4
+@d = local_unnamed_addr global float 0.000000e+00, align 4
+
+define float @_Z3fn2v() {
+; CHECK-LABEL: _Z3fn2v:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: pushq %rax
+; CHECK-NEXT: .cfi_def_cfa_offset 16
+; CHECK-NEXT: callq _Z1av
+; CHECK-NEXT: # kill: def $al killed $al def $eax
+; CHECK-NEXT: kmovd %eax, %k1
+; CHECK-NEXT: vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; CHECK-NEXT: vmovss %xmm0, %xmm0, %xmm0 {%k1} {z}
+; CHECK-NEXT: cmpl $0, {{.*}}(%rip)
+; CHECK-NEXT: je .LBB0_2
+; CHECK-NEXT: # %bb.1: # %if.then
+; CHECK-NEXT: vcvtsi2ssl {{.*}}(%rip), %xmm1, %xmm1
+; CHECK-NEXT: kmovd %eax, %k1
+; CHECK-NEXT: vxorps %xmm2, %xmm2, %xmm2
+; CHECK-NEXT: vmovss %xmm2, %xmm0, %xmm1 {%k1}
+; CHECK-NEXT: vmovss %xmm1, {{.*}}(%rip)
+; CHECK-NEXT: .LBB0_2: # %if.end
+; CHECK-NEXT: popq %rax
+; CHECK-NEXT: .cfi_def_cfa_offset 8
+; CHECK-NEXT: retq
+entry:
+ %call = tail call zeroext i1 @_Z1av()
+ %cond = select i1 %call, float 7.500000e-01, float 0.000000e+00
+ %0 = load i32, i32* @c, align 4
+ %tobool2 = icmp eq i32 %0, 0
+ br i1 %tobool2, label %if.end, label %if.then
+
+if.then: ; preds = %entry
+ %1 = load i32, i32* @b, align 4
+ %2 = sitofp i32 %1 to float
+ %conv5 = select i1 %call, float 0.000000e+00, float %2
+ store float %conv5, float* @d, align 4
+ br label %if.end
+
+if.end: ; preds = %entry, %if.then
+ ret float %cond
+}
+
+declare zeroext i1 @_Z1av()