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authorNadav Rotem <nrotem@apple.com>2012-11-02 23:27:16 +0000
committerNadav Rotem <nrotem@apple.com>2012-11-02 23:27:16 +0000
commit0c31e43ff3565f6b801793c916ba102050bcc128 (patch)
treee9da91f68f77c844ccecfa1269f3b2cb9df442de /test
parent4b5cde26232b3530362d2bfd94477f790a28a222 (diff)
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Add a stub for the x86 cost model impl. Implement a basic cost rule for inserting/extracting from XMM registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167333 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r--test/Analysis/CostModel/X86/insert-extract-at-zero.ll33
1 files changed, 33 insertions, 0 deletions
diff --git a/test/Analysis/CostModel/X86/insert-extract-at-zero.ll b/test/Analysis/CostModel/X86/insert-extract-at-zero.ll
new file mode 100644
index 0000000000..eea5b601d0
--- /dev/null
+++ b/test/Analysis/CostModel/X86/insert-extract-at-zero.ll
@@ -0,0 +1,33 @@
+; RUN: opt < %s -cost-model -analyze -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.8.0"
+
+define i32 @insert-extract-at-zero-idx(i32 %arg, float %fl) {
+ ;CHECK: cost of 0 {{.*}} extract
+ %A = extractelement <4 x float> undef, i32 0
+ ;CHECK: cost of 1 {{.*}} extract
+ %B = extractelement <4 x i32> undef, i32 0
+ ;CHECK: cost of 1 {{.*}} extract
+ %C = extractelement <4 x float> undef, i32 1
+
+ ;CHECK: cost of 0 {{.*}} extract
+ %D = extractelement <8 x float> undef, i32 0
+ ;CHECK: cost of 1 {{.*}} extract
+ %E = extractelement <8 x float> undef, i32 1
+
+ ;CHECK: cost of 1 {{.*}} extract
+ %F = extractelement <8 x float> undef, i32 %arg
+
+ ;CHECK: cost of 0 {{.*}} insert
+ %G = insertelement <4 x float> undef, float %fl, i32 0
+ ;CHECK: cost of 1 {{.*}} insert
+ %H = insertelement <4 x float> undef, float %fl, i32 1
+ ;CHECK: cost of 1 {{.*}} insert
+ %I = insertelement <4 x i32> undef, i32 %arg, i32 0
+
+ ;CHECK: cost of 0 {{.*}} insert
+ %J = insertelement <4 x double> undef, double undef, i32 0
+
+ ret i32 0
+}