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| author | Arnold Schwaighofer <aschwaighofer@apple.com> | 2013-02-07 16:10:15 +0000 |
|---|---|---|
| committer | Arnold Schwaighofer <aschwaighofer@apple.com> | 2013-02-07 16:10:15 +0000 |
| commit | 66f535a273e52d56199c7ce8f975796017b6cbb2 (patch) | |
| tree | 42cd2d2b4c2353fc5e93d2dc27081f33e4107774 /test/Analysis | |
| parent | 7db31f100793cd4588de8f71b00a26784dd97c86 (diff) | |
ARM cost model: Add costs for vector selects
Vector selects are cheap on NEON. They get lowered to a vbsl instruction.
radar://13158753
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174631 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis')
| -rw-r--r-- | test/Analysis/CostModel/ARM/select.ll | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/test/Analysis/CostModel/ARM/select.ll b/test/Analysis/CostModel/ARM/select.ll new file mode 100644 index 0000000000..96afccfc8c --- /dev/null +++ b/test/Analysis/CostModel/ARM/select.ll @@ -0,0 +1,54 @@ +; RUN: opt < %s -cost-model -analyze -mtriple=thumbv7-apple-ios6.0.0 -mcpu=swift | FileCheck %s +target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32" +target triple = "thumbv7-apple-ios6.0.0" + +; CHECK: casts +define void @casts() { + ; Scalar values + ; CHECK: cost of 1 {{.*}} select + %v1 = select i1 undef, i8 undef, i8 undef + ; CHECK: cost of 1 {{.*}} select + %v2 = select i1 undef, i16 undef, i16 undef + ; CHECK: cost of 1 {{.*}} select + %v3 = select i1 undef, i32 undef, i32 undef + ; CHECK: cost of 2 {{.*}} select + %v4 = select i1 undef, i64 undef, i64 undef + ; CHECK: cost of 1 {{.*}} select + %v5 = select i1 undef, float undef, float undef + ; CHECK: cost of 1 {{.*}} select + %v6 = select i1 undef, double undef, double undef + + ; Vector values + ; CHECK: cost of 1 {{.*}} select + %v7 = select <2 x i1> undef, <2 x i8> undef, <2 x i8> undef + ; CHECK: cost of 1 {{.*}} select + %v8 = select <4 x i1> undef, <4 x i8> undef, <4 x i8> undef + ; CHECK: cost of 1 {{.*}} select + %v9 = select <8 x i1> undef, <8 x i8> undef, <8 x i8> undef + ; CHECK: cost of 1 {{.*}} select + %v10 = select <16 x i1> undef, <16 x i8> undef, <16 x i8> undef + + ; CHECK: cost of 1 {{.*}} select + %v11 = select <2 x i1> undef, <2 x i16> undef, <2 x i16> undef + ; CHECK: cost of 1 {{.*}} select + %v12 = select <4 x i1> undef, <4 x i16> undef, <4 x i16> undef + ; CHECK: cost of 1 {{.*}} select + %v13 = select <8 x i1> undef, <8 x i16> undef, <8 x i16> undef + + ; CHECK: cost of 1 {{.*}} select + %v14 = select <2 x i1> undef, <2 x i32> undef, <2 x i32> undef + ; CHECK: cost of 1 {{.*}} select + %v15 = select <4 x i1> undef, <4 x i32> undef, <4 x i32> undef + ; CHECK: cost of 1 {{.*}} select + %v16 = select <2 x i1> undef, <2 x i64> undef, <2 x i64> undef + + ; CHECK: cost of 1 {{.*}} select + %v17 = select <2 x i1> undef, <2 x float> undef, <2 x float> undef + ; CHECK: cost of 1 {{.*}} select + %v18 = select <4 x i1> undef, <4 x float> undef, <4 x float> undef + + ; CHECK: cost of 1 {{.*}} select + %v19 = select <2 x i1> undef, <2 x double> undef, <2 x double> undef + + ret void +} |