; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-- -mattr=avx | FileCheck %s --check-prefix=AVX ; RUN: llc < %s -mtriple=x86_64-- -mattr=avx512f,avx512vl | FileCheck %s --check-prefix=AVX ; PR37751 - https://bugs.llvm.org/show_bug.cgi?id=37751 ; We can't combine into 'round' instructions because the behavior is different for out-of-range values. declare <8 x i32> @llvm.x86.avx.cvtt.ps2dq.256(<8 x float>) declare <4 x i32> @llvm.x86.avx.cvtt.pd2dq.256(<4 x double>) define <8 x float> @float_to_int_to_float_mem_v8f32(ptr %p) #0 { ; AVX-LABEL: float_to_int_to_float_mem_v8f32: ; AVX: # %bb.0: ; AVX-NEXT: vcvttps2dq (%rdi), %ymm0 ; AVX-NEXT: vcvtdq2ps %ymm0, %ymm0 ; AVX-NEXT: retq %x = load <8 x float>, ptr %p, align 16 %fptosi = tail call <8 x i32> @llvm.x86.avx.cvtt.ps2dq.256(<8 x float> %x) %sitofp = sitofp <8 x i32> %fptosi to <8 x float> ret <8 x float> %sitofp } define <8 x float> @float_to_int_to_float_reg_v8f32(<8 x float> %x) #0 { ; AVX-LABEL: float_to_int_to_float_reg_v8f32: ; AVX: # %bb.0: ; AVX-NEXT: vcvttps2dq %ymm0, %ymm0 ; AVX-NEXT: vcvtdq2ps %ymm0, %ymm0 ; AVX-NEXT: retq %fptosi = tail call <8 x i32> @llvm.x86.avx.cvtt.ps2dq.256(<8 x float> %x) %sitofp = sitofp <8 x i32> %fptosi to <8 x float> ret <8 x float> %sitofp } define <4 x double> @float_to_int_to_float_mem_v4f64(ptr %p) #0 { ; AVX-LABEL: float_to_int_to_float_mem_v4f64: ; AVX: # %bb.0: ; AVX-NEXT: vcvttpd2dqy (%rdi), %xmm0 ; AVX-NEXT: vcvtdq2pd %xmm0, %ymm0 ; AVX-NEXT: retq %x = load <4 x double>, ptr %p, align 16 %fptosi = tail call <4 x i32> @llvm.x86.avx.cvtt.pd2dq.256(<4 x double> %x) %sitofp = sitofp <4 x i32> %fptosi to <4 x double> ret <4 x double> %sitofp } define <4 x double> @float_to_int_to_float_reg_v4f64(<4 x double> %x) #0 { ; AVX-LABEL: float_to_int_to_float_reg_v4f64: ; AVX: # %bb.0: ; AVX-NEXT: vcvttpd2dq %ymm0, %xmm0 ; AVX-NEXT: vcvtdq2pd %xmm0, %ymm0 ; AVX-NEXT: retq %fptosi = tail call <4 x i32> @llvm.x86.avx.cvtt.pd2dq.256(<4 x double> %x) %sitofp = sitofp <4 x i32> %fptosi to <4 x double> ret <4 x double> %sitofp } attributes #0 = { "no-signed-zeros-fp-math"="true" }