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authorLogan Chien <loganchien@google.com>2011-10-20 00:08:13 +0800
committerLogan Chien <loganchien@google.com>2011-10-20 00:09:35 +0800
commit0ebc07a576037e4e36f68bf5cece32740ca120c0 (patch)
treec2e40648043d01498ee25af839a071193561e425 /test/CodeGen/X86/avx-shift.ll
parent62383e889e0b06fd12a6b88311717cd33a1925c4 (diff)
parentcdd8e46bec4e975d00a5abea808d8eb4138515c5 (diff)
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Merge with LLVM upstream 2011/10/20 (r142530)
Conflicts: lib/Support/Unix/Host.inc Change-Id: Idc00db3b63912dca6348bddd9f8a1af2a8d5d147
Diffstat (limited to 'test/CodeGen/X86/avx-shift.ll')
-rw-r--r--test/CodeGen/X86/avx-shift.ll75
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diff --git a/test/CodeGen/X86/avx-shift.ll b/test/CodeGen/X86/avx-shift.ll
new file mode 100644
index 0000000000..3ea39a2358
--- /dev/null
+++ b/test/CodeGen/X86/avx-shift.ll
@@ -0,0 +1,75 @@
+; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s
+
+;;; Shift left
+; CHECK: vpslld
+; CHECK: vpslld
+define <8 x i32> @vshift00(<8 x i32> %a) nounwind readnone {
+ %s = shl <8 x i32> %a, <i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32
+2>
+ ret <8 x i32> %s
+}
+
+; CHECK: vpsllw
+; CHECK: vpsllw
+define <16 x i16> @vshift01(<16 x i16> %a) nounwind readnone {
+ %s = shl <16 x i16> %a, <i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2>
+ ret <16 x i16> %s
+}
+
+; CHECK: vpsllq
+; CHECK: vpsllq
+define <4 x i64> @vshift02(<4 x i64> %a) nounwind readnone {
+ %s = shl <4 x i64> %a, <i64 2, i64 2, i64 2, i64 2>
+ ret <4 x i64> %s
+}
+
+;;; Logical Shift right
+; CHECK: vpsrld
+; CHECK: vpsrld
+define <8 x i32> @vshift03(<8 x i32> %a) nounwind readnone {
+ %s = lshr <8 x i32> %a, <i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32
+2>
+ ret <8 x i32> %s
+}
+
+; CHECK: vpsrlw
+; CHECK: vpsrlw
+define <16 x i16> @vshift04(<16 x i16> %a) nounwind readnone {
+ %s = lshr <16 x i16> %a, <i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2>
+ ret <16 x i16> %s
+}
+
+; CHECK: vpsrlq
+; CHECK: vpsrlq
+define <4 x i64> @vshift05(<4 x i64> %a) nounwind readnone {
+ %s = lshr <4 x i64> %a, <i64 2, i64 2, i64 2, i64 2>
+ ret <4 x i64> %s
+}
+
+;;; Arithmetic Shift right
+; CHECK: vpsrad
+; CHECK: vpsrad
+define <8 x i32> @vshift06(<8 x i32> %a) nounwind readnone {
+ %s = ashr <8 x i32> %a, <i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32
+2>
+ ret <8 x i32> %s
+}
+
+; CHECK: vpsraw
+; CHECK: vpsraw
+define <16 x i16> @vshift07(<16 x i16> %a) nounwind readnone {
+ %s = ashr <16 x i16> %a, <i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2>
+ ret <16 x i16> %s
+}
+
+;;; Support variable shifts
+; CHECK: _vshift08
+; CHECK: vextractf128 $1
+; CHECK: vpslld $23
+; CHECK: vextractf128 $1
+; CHECK: vpslld $23
+define <8 x i32> @vshift08(<8 x i32> %a) nounwind {
+ %bitop = shl <8 x i32> <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>, %a
+ ret <8 x i32> %bitop
+}
+