Imported Upstream version 6.0.0.172

Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd

external/llvm/test/CodeGen/X86/avx512-unsafe-fp-math.ll

@@ -0,0 +1,107 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64 -enable-unsafe-fp-math -mattr=+avx512f | FileCheck %s --check-prefix=CHECK_UNSAFE --check-prefix=AVX512F_UNSAFE
+; RUN: llc < %s -mtriple=x86_64 -mattr=+avx512f | FileCheck %s --check-prefix=CHECK --check-prefix=AVX512
+
+define <16 x float> @test_max_v16f32(<16 x float> * %a_ptr, <16 x float> %b)  {
+; CHECK_UNSAFE-LABEL: test_max_v16f32:
+; CHECK_UNSAFE:       # %bb.0:
+; CHECK_UNSAFE-NEXT:    vmaxps (%rdi), %zmm0, %zmm0
+; CHECK_UNSAFE-NEXT:    retq
+;
+; CHECK-LABEL: test_max_v16f32:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    vmovaps (%rdi), %zmm1
+; CHECK-NEXT:    vmaxps %zmm0, %zmm1, %zmm0
+; CHECK-NEXT:    retq
+  %a = load <16 x float>, <16 x float>* %a_ptr
+  %tmp = fcmp fast ogt <16 x float> %a, %b
+  %tmp4 = select <16 x i1> %tmp, <16 x float> %a, <16 x float> %b
+  ret <16 x float> %tmp4;
+}
+
+define <16 x float> @test_min_v16f32(<16 x float>* %a_ptr, <16 x float> %b)  {
+; CHECK_UNSAFE-LABEL: test_min_v16f32:
+; CHECK_UNSAFE:       # %bb.0:
+; CHECK_UNSAFE-NEXT:    vminps (%rdi), %zmm0, %zmm0
+; CHECK_UNSAFE-NEXT:    retq
+;
+; CHECK-LABEL: test_min_v16f32:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    vmovaps (%rdi), %zmm1
+; CHECK-NEXT:    vminps %zmm0, %zmm1, %zmm0
+; CHECK-NEXT:    retq
+  %a = load <16 x float>, <16 x float>* %a_ptr
+  %tmp = fcmp fast olt <16 x float> %a, %b
+  %tmp4 = select <16 x i1> %tmp, <16 x float> %a, <16 x float> %b
+  ret <16 x float> %tmp4;
+}
+
+define <8 x double> @test_max_v8f64(<8 x double> * %a_ptr, <8 x double> %b)  {
+; CHECK_UNSAFE-LABEL: test_max_v8f64:
+; CHECK_UNSAFE:       # %bb.0:
+; CHECK_UNSAFE-NEXT:    vmaxpd (%rdi), %zmm0, %zmm0
+; CHECK_UNSAFE-NEXT:    retq
+;
+; CHECK-LABEL: test_max_v8f64:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    vmovapd (%rdi), %zmm1
+; CHECK-NEXT:    vmaxpd %zmm0, %zmm1, %zmm0
+; CHECK-NEXT:    retq
+  %a = load <8 x double>, <8 x double>* %a_ptr
+  %tmp = fcmp fast ogt <8 x double> %a, %b
+  %tmp4 = select <8 x i1> %tmp, <8 x double> %a, <8 x double> %b
+  ret <8 x double> %tmp4;
+}
+
+define <8 x double> @test_min_v8f64(<8 x double>* %a_ptr, <8 x double> %b)  {
+; CHECK_UNSAFE-LABEL: test_min_v8f64:
+; CHECK_UNSAFE:       # %bb.0:
+; CHECK_UNSAFE-NEXT:    vminpd (%rdi), %zmm0, %zmm0
+; CHECK_UNSAFE-NEXT:    retq
+;
+; CHECK-LABEL: test_min_v8f64:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    vmovapd (%rdi), %zmm1
+; CHECK-NEXT:    vminpd %zmm0, %zmm1, %zmm0
+; CHECK-NEXT:    retq
+  %a = load <8 x double>, <8 x double>* %a_ptr
+  %tmp = fcmp fast olt <8 x double> %a, %b
+  %tmp4 = select <8 x i1> %tmp, <8 x double> %a, <8 x double> %b
+  ret <8 x double> %tmp4;
+}
+
+define float @test_min_f32(float %a, float* %ptr) {
+; CHECK_UNSAFE-LABEL: test_min_f32:
+; CHECK_UNSAFE:       # %bb.0: # %entry
+; CHECK_UNSAFE-NEXT:    vminss (%rdi), %xmm0, %xmm0
+; CHECK_UNSAFE-NEXT:    retq
+;
+; CHECK-LABEL: test_min_f32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    vmovss {{.*#+}} xmm1 = mem[0],zero,zero,zero
+; CHECK-NEXT:    vminss %xmm0, %xmm1, %xmm0
+; CHECK-NEXT:    retq
+entry:
+  %0 = load float, float* %ptr
+  %1 = fcmp fast olt float %0, %a
+  %2 = select i1 %1, float %0, float %a
+  ret float %2
+}
+
+define double @test_max_f64(double %a, double* %ptr) {
+; CHECK_UNSAFE-LABEL: test_max_f64:
+; CHECK_UNSAFE:       # %bb.0: # %entry
+; CHECK_UNSAFE-NEXT:    vmaxsd (%rdi), %xmm0, %xmm0
+; CHECK_UNSAFE-NEXT:    retq
+;
+; CHECK-LABEL: test_max_f64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    vmovsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT:    vmaxsd %xmm0, %xmm1, %xmm0
+; CHECK-NEXT:    retq
+entry:
+  %0 = load double, double* %ptr
+  %1 = fcmp fast ogt double %0, %a
+  %2 = select i1 %1, double %0, double %a
+  ret double %2
+}