diff options
Diffstat (limited to 'test/CodeGen')
-rw-r--r-- | test/CodeGen/SystemZ/vec-move-21.ll | 56 | ||||
-rw-r--r-- | test/CodeGen/SystemZ/vec-move-22.ll | 15 |
2 files changed, 71 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/vec-move-21.ll b/test/CodeGen/SystemZ/vec-move-21.ll new file mode 100644 index 00000000000..47ad0371743 --- /dev/null +++ b/test/CodeGen/SystemZ/vec-move-21.ll @@ -0,0 +1,56 @@ +; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s + +; Test that a replicate of a load gets folded to vlrep also in cases where +; the load has multiple users. + +; CHECK-NOT: vrep + + +define double @fun(double* %Vsrc, <2 x double> %T) { +entry: + %Vgep1 = getelementptr double, double* %Vsrc, i64 0 + %Vld1 = load double, double* %Vgep1 + %Vgep2 = getelementptr double, double* %Vsrc, i64 1 + %Vld2 = load double, double* %Vgep2 + %Vgep3 = getelementptr double, double* %Vsrc, i64 2 + %Vld3 = load double, double* %Vgep3 + %Vgep4 = getelementptr double, double* %Vsrc, i64 3 + %Vld4 = load double, double* %Vgep4 + %Vgep5 = getelementptr double, double* %Vsrc, i64 4 + %Vld5 = load double, double* %Vgep5 + %Vgep6 = getelementptr double, double* %Vsrc, i64 5 + %Vld6 = load double, double* %Vgep6 + + %V19 = insertelement <2 x double> undef, double %Vld1, i32 0 + %V20 = shufflevector <2 x double> %V19, <2 x double> undef, <2 x i32> zeroinitializer + %V21 = insertelement <2 x double> undef, double %Vld4, i32 0 + %V22 = insertelement <2 x double> %V21, double %Vld5, i32 1 + %V23 = fmul <2 x double> %V20, %V22 + %V24 = fadd <2 x double> %T, %V23 + %V25 = insertelement <2 x double> %V19, double %Vld2, i32 1 + %V26 = insertelement <2 x double> undef, double %Vld6, i32 0 + %V27 = insertelement <2 x double> %V26, double %Vld6, i32 1 + %V28 = fmul <2 x double> %V25, %V27 + %V29 = fadd <2 x double> %T, %V28 + %V30 = insertelement <2 x double> undef, double %Vld2, i32 0 + %V31 = shufflevector <2 x double> %V30, <2 x double> undef, <2 x i32> zeroinitializer + %V32 = insertelement <2 x double> undef, double %Vld5, i32 0 + %V33 = insertelement <2 x double> %V32, double %Vld6, i32 1 + %V34 = fmul <2 x double> %V31, %V33 + %V35 = fadd <2 x double> %T, %V34 + %V36 = insertelement <2 x double> undef, double %Vld3, i32 0 + %V37 = shufflevector <2 x double> %V36, <2 x double> undef, <2 x i32> zeroinitializer + %V38 = fmul <2 x double> %V37, %V22 + %V39 = fadd <2 x double> %T, %V38 + %Vmul37 = fmul double %Vld3, %Vld6 + %Vadd38 = fadd double %Vmul37, %Vmul37 + + %VA0 = fadd <2 x double> %V24, %V29 + %VA1 = fadd <2 x double> %VA0, %V35 + %VA2 = fadd <2 x double> %VA1, %V39 + + %VE0 = extractelement <2 x double> %VA2, i32 0 + %VS1 = fadd double %VE0, %Vadd38 + + ret double %VS1 +} diff --git a/test/CodeGen/SystemZ/vec-move-22.ll b/test/CodeGen/SystemZ/vec-move-22.ll new file mode 100644 index 00000000000..2508a9e6da2 --- /dev/null +++ b/test/CodeGen/SystemZ/vec-move-22.ll @@ -0,0 +1,15 @@ +; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s + +; Test that a loaded value which is used both in a vector and scalar context +; is not transformed to a vlrep + vlgvg. + +; CHECK-NOT: vlrep + +define void @fun(i64 %arg, i64** %Addr, <2 x i64*>* %Dst) { + %tmp10 = load i64*, i64** %Addr + store i64 %arg, i64* %tmp10 + %tmp12 = insertelement <2 x i64*> undef, i64* %tmp10, i32 0 + %tmp13 = insertelement <2 x i64*> %tmp12, i64* %tmp10, i32 1 + store <2 x i64*> %tmp13, <2 x i64*>* %Dst + ret void +} |