From 4b18f5e93c7ba26440a2fdcc2ea8acc69e4f042e Mon Sep 17 00:00:00 2001 From: Simon Pilgrim Date: Thu, 18 Jan 2018 13:42:02 +0000 Subject: [PATCH] [X86] Add PR35918 test case git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@322846 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGen/X86/pr35918.ll | 108 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 108 insertions(+) create mode 100644 test/CodeGen/X86/pr35918.ll diff --git a/test/CodeGen/X86/pr35918.ll b/test/CodeGen/X86/pr35918.ll new file mode 100644 index 00000000000..5da76d3f57a --- /dev/null +++ b/test/CodeGen/X86/pr35918.ll @@ -0,0 +1,108 @@ +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py +; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=skylake | FileCheck %s --check-prefixes=X86,X86-SKYLAKE +; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=skx | FileCheck %s --check-prefixes=X86,X86-SKX +; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=skylake | FileCheck %s --check-prefixes=X64,X64-SKYLAKE +; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=skx | FileCheck %s --check-prefixes=X64,X64-SKX + +define void @fetch_r16g16_snorm_unorm8(<4 x i8>*, i8*, i32, i32, { [2048 x i32], [128 x i64] }*) nounwind { +; X86-SKYLAKE-LABEL: fetch_r16g16_snorm_unorm8: +; X86-SKYLAKE: # %bb.0: # %entry +; X86-SKYLAKE-NEXT: subl $12, %esp +; X86-SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %eax +; X86-SKYLAKE-NEXT: vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero +; X86-SKYLAKE-NEXT: vpshufb {{.*#+}} xmm0 = zero,zero,xmm0[0,1],zero,zero,xmm0[2,3],zero,zero,xmm0[2,3],zero,zero,zero,zero +; X86-SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %eax +; X86-SKYLAKE-NEXT: vpsrad $16, %xmm0, %xmm0 +; X86-SKYLAKE-NEXT: vpxor %xmm1, %xmm1, %xmm1 +; X86-SKYLAKE-NEXT: vpmaxsd %xmm1, %xmm0, %xmm0 +; X86-SKYLAKE-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7] +; X86-SKYLAKE-NEXT: vpsrld $7, %xmm0, %xmm0 +; X86-SKYLAKE-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,4],zero,zero,xmm0[u,u,u,u,u,u,u,u,u,u,u,u] +; X86-SKYLAKE-NEXT: vmovd %xmm0, %ecx +; X86-SKYLAKE-NEXT: orl $-16777216, %ecx # imm = 0xFF000000 +; X86-SKYLAKE-NEXT: movl %ecx, (%eax) +; X86-SKYLAKE-NEXT: addl $12, %esp +; X86-SKYLAKE-NEXT: retl +; +; X86-SKX-LABEL: fetch_r16g16_snorm_unorm8: +; X86-SKX: # %bb.0: # %entry +; X86-SKX-NEXT: subl $12, %esp +; X86-SKX-NEXT: movl {{[0-9]+}}(%esp), %eax +; X86-SKX-NEXT: vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero +; X86-SKX-NEXT: vpshufb {{.*#+}} xmm0 = zero,zero,xmm0[0,1],zero,zero,xmm0[2,3],zero,zero,xmm0[2,3],zero,zero,zero,zero +; X86-SKX-NEXT: vpsrad $16, %xmm0, %xmm0 +; X86-SKX-NEXT: vpxor %xmm1, %xmm1, %xmm1 +; X86-SKX-NEXT: vpmaxsd %xmm1, %xmm0, %xmm0 +; X86-SKX-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7] +; X86-SKX-NEXT: vpsrld $7, %xmm0, %xmm0 +; X86-SKX-NEXT: vpmovzxdq {{.*#+}} xmm1 = xmm0[0],zero,xmm0[1],zero +; X86-SKX-NEXT: vpmovqw %xmm1, {{[0-9]+}}(%esp) +; X86-SKX-NEXT: vpmovzxbd {{.*#+}} xmm1 = mem[0],zero,zero,zero,mem[1],zero,zero,zero,mem[2],zero,zero,zero,mem[3],zero,zero,zero +; X86-SKX-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,2,3,3] +; X86-SKX-NEXT: vpmovqw %xmm0, {{[0-9]+}}(%esp) +; X86-SKX-NEXT: vpmovzxbd {{.*#+}} xmm0 = mem[0],zero,zero,zero,mem[1],zero,zero,zero,mem[2],zero,zero,zero,mem[3],zero,zero,zero +; X86-SKX-NEXT: vshufps {{.*#+}} xmm0 = xmm1[0,2],xmm0[0,2] +; X86-SKX-NEXT: vpmovdb %xmm0, (%esp) +; X86-SKX-NEXT: movl {{[0-9]+}}(%esp), %eax +; X86-SKX-NEXT: movzwl (%esp), %ecx +; X86-SKX-NEXT: orl $-16777216, %ecx # imm = 0xFF000000 +; X86-SKX-NEXT: movl %ecx, (%eax) +; X86-SKX-NEXT: addl $12, %esp +; X86-SKX-NEXT: retl +; +; X64-SKYLAKE-LABEL: fetch_r16g16_snorm_unorm8: +; X64-SKYLAKE: # %bb.0: # %entry +; X64-SKYLAKE-NEXT: vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero +; X64-SKYLAKE-NEXT: vpshufb {{.*#+}} xmm0 = zero,zero,xmm0[0,1],zero,zero,xmm0[2,3],zero,zero,xmm0[2,3],zero,zero,zero,zero +; X64-SKYLAKE-NEXT: vpsrad $16, %xmm0, %xmm0 +; X64-SKYLAKE-NEXT: vpxor %xmm1, %xmm1, %xmm1 +; X64-SKYLAKE-NEXT: vpmaxsd %xmm1, %xmm0, %xmm0 +; X64-SKYLAKE-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7] +; X64-SKYLAKE-NEXT: vpsrld $7, %xmm0, %xmm0 +; X64-SKYLAKE-NEXT: vpackssdw %xmm0, %xmm0, %xmm0 +; X64-SKYLAKE-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2],zero,zero,xmm0[u,u,u,u,u,u,u,u,u,u,u,u] +; X64-SKYLAKE-NEXT: vmovd %xmm0, %eax +; X64-SKYLAKE-NEXT: orl $-16777216, %eax # imm = 0xFF000000 +; X64-SKYLAKE-NEXT: movl %eax, (%rdi) +; X64-SKYLAKE-NEXT: retq +; +; X64-SKX-LABEL: fetch_r16g16_snorm_unorm8: +; X64-SKX: # %bb.0: # %entry +; X64-SKX-NEXT: vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero +; X64-SKX-NEXT: vpshufb {{.*#+}} xmm0 = zero,zero,xmm0[0,1],zero,zero,xmm0[2,3],zero,zero,xmm0[2,3],zero,zero,zero,zero +; X64-SKX-NEXT: vpsrad $16, %xmm0, %xmm0 +; X64-SKX-NEXT: vpxor %xmm1, %xmm1, %xmm1 +; X64-SKX-NEXT: vpmaxsd %xmm1, %xmm0, %xmm0 +; X64-SKX-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7] +; X64-SKX-NEXT: vpsrld $7, %xmm0, %xmm0 +; X64-SKX-NEXT: vpmovzxwd {{.*#+}} xmm1 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero +; X64-SKX-NEXT: vpmovqw %xmm1, -{{[0-9]+}}(%rsp) +; X64-SKX-NEXT: vpmovzxbd {{.*#+}} xmm1 = mem[0],zero,zero,zero,mem[1],zero,zero,zero,mem[2],zero,zero,zero,mem[3],zero,zero,zero +; X64-SKX-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,2,3,3] +; X64-SKX-NEXT: vpmovqw %xmm0, -{{[0-9]+}}(%rsp) +; X64-SKX-NEXT: vpmovzxbd {{.*#+}} xmm0 = mem[0],zero,zero,zero,mem[1],zero,zero,zero,mem[2],zero,zero,zero,mem[3],zero,zero,zero +; X64-SKX-NEXT: vshufps {{.*#+}} xmm0 = xmm1[0,2],xmm0[0,2] +; X64-SKX-NEXT: vpmovdb %xmm0, -{{[0-9]+}}(%rsp) +; X64-SKX-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax +; X64-SKX-NEXT: orl $-16777216, %eax # imm = 0xFF000000 +; X64-SKX-NEXT: movl %eax, (%rdi) +; X64-SKX-NEXT: retq +entry: + %5 = bitcast i8* %1 to <2 x i16>* + %6 = load <2 x i16>, <2 x i16>* %5, align 2 + %7 = shufflevector <2 x i16> %6, <2 x i16> undef, <4 x i32> + %8 = icmp sgt <4 x i16> %7, zeroinitializer + %9 = select <4 x i1> %8, <4 x i16> %7, <4 x i16> zeroinitializer + %10 = lshr <4 x i16> %9, + %11 = shufflevector <4 x i16> %10, <4 x i16> undef, <2 x i32> + %12 = shufflevector <4 x i16> %10, <4 x i16> undef, <2 x i32> + %13 = bitcast <2 x i16> %11 to <4 x i8> + %14 = bitcast <2 x i16> %12 to <4 x i8> + %15 = shufflevector <4 x i8> %13, <4 x i8> %14, <4 x i32> + %16 = bitcast <4 x i8> %15 to i32 + %17 = and i32 %16, 65535 + %18 = or i32 %17, -16777216 + %19 = bitcast <4 x i8>* %0 to i32* + store i32 %18, i32* %19, align 4 + ret void +} -- 2.11.0