Switch-to-lookup tables: set threshold to 3 cases

[oota-llvm.git] / test / Transforms / BBVectorize / simple-int.ll

diff --git a/test/Transforms/BBVectorize/simple-int.ll b/test/Transforms/BBVectorize/simple-int.ll
index ae1d63bfd852b337ed563785cc1fea3f2245c7c3..e33ac612edc2ff3b633b33a13c7d3f337529beb5 100644 (file)
--- a/test/Transforms/BBVectorize/simple-int.ll
+++ b/test/Transforms/BBVectorize/simple-int.ll
@@ -1,7 +1,8 @@
 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"
-; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -instcombine -gvn -S | FileCheck %s
+; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -bb-vectorize-ignore-target-info -instcombine -gvn -S | FileCheck %s
 
 declare double @llvm.fma.f64(double, double, double)
+declare double @llvm.fmuladd.f64(double, double, double)
 declare double @llvm.cos.f64(double)
 declare double @llvm.powi.f64(double, i32)
 
@@ -15,7 +16,7 @@ define double @test1(double %A1, double %A2, double %B1, double %B2, double %C1,
        %Z2 = fadd double %Y2, %B2
        %R  = fmul double %Z1, %Z2
        ret double %R
-; CHECK: @test1
+; CHECK-LABEL: @test1(
 ; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
 ; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
 ; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
@@ -31,6 +32,32 @@ define double @test1(double %A1, double %A2, double %B1, double %B2, double %C1,
 ; CHECK: ret double %R
 }
 
+; Basic depth-3 chain with fmuladd
+define double @test1a(double %A1, double %A2, double %B1, double %B2, double %C1, double %C2) {
+       %X1 = fsub double %A1, %B1
+       %X2 = fsub double %A2, %B2
+       %Y1 = call double @llvm.fmuladd.f64(double %X1, double %A1, double %C1)
+       %Y2 = call double @llvm.fmuladd.f64(double %X2, double %A2, double %C2)
+       %Z1 = fadd double %Y1, %B1
+       %Z2 = fadd double %Y2, %B2
+       %R  = fmul double %Z1, %Z2
+       ret double %R
+; CHECK-LABEL: @test1a(
+; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
+; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
+; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
+; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
+; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
+; CHECK: %Y1.v.i2.1 = insertelement <2 x double> undef, double %C1, i32 0
+; CHECK: %Y1.v.i2.2 = insertelement <2 x double> %Y1.v.i2.1, double %C2, i32 1
+; CHECK: %Y1 = call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %X1, <2 x double> %X1.v.i0.2, <2 x double> %Y1.v.i2.2)
+; CHECK: %Z1 = fadd <2 x double> %Y1, %X1.v.i1.2
+; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
+; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
+; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
+; CHECK: ret double %R
+}
+
 ; Basic depth-3 chain with cos
 define double @test2(double %A1, double %A2, double %B1, double %B2) {
        %X1 = fsub double %A1, %B1
@@ -41,7 +68,7 @@ define double @test2(double %A1, double %A2, double %B1, double %B2) {
        %Z2 = fadd double %Y2, %B2
        %R  = fmul double %Z1, %Z2
        ret double %R
-; CHECK: @test2
+; CHECK-LABEL: @test2(
 ; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
 ; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
 ; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
@@ -66,7 +93,7 @@ define double @test3(double %A1, double %A2, double %B1, double %B2, i32 %P) {
        %Z2 = fadd double %Y2, %B2
        %R  = fmul double %Z1, %Z2
        ret double %R
-; CHECK: @test3
+; CHECK-LABEL: @test3(
 ; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
 ; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
 ; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
@@ -92,12 +119,15 @@ define double @test4(double %A1, double %A2, double %B1, double %B2, i32 %P) {
        %Z2 = fadd double %Y2, %B2
        %R  = fmul double %Z1, %Z2
        ret double %R
-; CHECK: @test4
+; CHECK-LABEL: @test4(
 ; CHECK-NOT: <2 x double>
 ; CHECK: ret double %R
 }
 
-; CHECK: declare <2 x double> @llvm.fma.v2f64(<2 x double>, <2 x double>, <2 x double>) nounwind readnone
-; CHECK: declare <2 x double> @llvm.cos.v2f64(<2 x double>) nounwind readonly
-; CHECK: declare <2 x double> @llvm.powi.v2f64(<2 x double>, i32) nounwind readonly
+; CHECK: declare <2 x double> @llvm.fma.v2f64(<2 x double>, <2 x double>, <2 x double>) #0
+; CHECK: declare <2 x double> @llvm.fmuladd.v2f64(<2 x double>, <2 x double>, <2 x double>) #0
+; CHECK: declare <2 x double> @llvm.cos.v2f64(<2 x double>) #1
+; CHECK: declare <2 x double> @llvm.powi.v2f64(<2 x double>, i32) #1
 
+; CHECK: attributes #0 = { nounwind readnone }
+; CHECK: attributes #1 = { nounwind readonly }