commit 08ce53c0ea4f694f1fd2237444727f56cb3e88e9
author Elena Demikhovsky <elena.demikhovsky@intel.com> Mon May 18 07:06:23 2015 +0000
committer Elena Demikhovsky <elena.demikhovsky@intel.com> Mon May 18 07:06:23 2015 +0000
tree fd9afa0e46217047edcb23fa9a3845740cc76646
parent ad9c3968386d8fb8aadfa4424f89c9c23d46ad83

AVX-512: Added patterns for scalar-to-vector broadcast

llvm-svn: 237558

llvm/lib/Target/X86/X86InstrAVX512.td

diff --git a/llvm/lib/Target/X86/X86InstrAVX512.td b/llvm/lib/Target/X86/X86InstrAVX512.td
index 812b13a..1ce25ae 100644
--- a/llvm/lib/Target/X86/X86InstrAVX512.td
+++ b/llvm/lib/Target/X86/X86InstrAVX512.td
@@ -941,13 +941,23 @@
 
 def : Pat<(v16f32 (X86VBroadcast (v16f32 VR512:$src))),
           (VBROADCASTSSZr (EXTRACT_SUBREG (v16f32 VR512:$src), sub_xmm))>;
+def : Pat<(v16f32 (X86VBroadcast (v8f32 VR256X:$src))),
+          (VBROADCASTSSZr (EXTRACT_SUBREG (v8f32 VR256X:$src), sub_xmm))>;
+
 def : Pat<(v8f64 (X86VBroadcast (v8f64 VR512:$src))),
           (VBROADCASTSDZr (EXTRACT_SUBREG (v8f64 VR512:$src), sub_xmm))>;
+def : Pat<(v8f64 (X86VBroadcast (v4f64 VR256X:$src))),
+          (VBROADCASTSDZr (EXTRACT_SUBREG (v4f64 VR256X:$src), sub_xmm))>;
 
 def : Pat<(v16i32 (X86VBroadcast (v16i32 VR512:$src))),
           (VPBROADCASTDZrr (EXTRACT_SUBREG (v16i32 VR512:$src), sub_xmm))>;
+def : Pat<(v16i32 (X86VBroadcast (v8i32 VR256X:$src))),
+          (VPBROADCASTDZrr (EXTRACT_SUBREG (v8i32 VR256X:$src), sub_xmm))>;
+
 def : Pat<(v8i64 (X86VBroadcast (v8i64 VR512:$src))),
           (VPBROADCASTQZrr (EXTRACT_SUBREG (v8i64 VR512:$src), sub_xmm))>;
+def : Pat<(v8i64 (X86VBroadcast (v4i64 VR256X:$src))),
+          (VPBROADCASTQZrr (EXTRACT_SUBREG (v4i64 VR256X:$src), sub_xmm))>;
 
 def : Pat<(v16f32 (int_x86_avx512_vbroadcast_ss_ps_512 (v4f32 VR128X:$src))),
           (VBROADCASTSSZr VR128X:$src)>;