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-rw-r--r--test/CodeGen/X86/x86-upgrade-avx2-vbroadcast.ll18
1 files changed, 18 insertions, 0 deletions
diff --git a/test/CodeGen/X86/x86-upgrade-avx2-vbroadcast.ll b/test/CodeGen/X86/x86-upgrade-avx2-vbroadcast.ll
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+++ b/test/CodeGen/X86/x86-upgrade-avx2-vbroadcast.ll
@@ -0,0 +1,18 @@
+; RUN: llc -mattr=+avx2 < %s | FileCheck %s
+
+; Check that we properly upgrade the AVX2 vbroadcast intrinsic to IR.
+
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.10.0"
+
+define <4 x i64> @broadcast128(<2 x i64> %src) {
+ ; CHECK-LABEL: broadcast128
+ ; CHECK: vinsertf128 $1, %xmm0, %ymm0, %ymm0
+ %1 = alloca <2 x i64>, align 16
+ %2 = bitcast <2 x i64>* %1 to i8*
+ store <2 x i64> %src, <2 x i64>* %1, align 16
+ %3 = call <4 x i64> @llvm.x86.avx2.vbroadcasti128(i8* %2)
+ ret <4 x i64> %3
+}
+
+declare <4 x i64> @llvm.x86.avx2.vbroadcasti128(i8*) #1