diff options
Diffstat (limited to 'test/Transforms/InstCombine/ARM/neon-intrinsics.ll')
| -rw-r--r-- | test/Transforms/InstCombine/ARM/neon-intrinsics.ll | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/ARM/neon-intrinsics.ll b/test/Transforms/InstCombine/ARM/neon-intrinsics.ll new file mode 100644 index 0000000000000..d22fa9c811dc8 --- /dev/null +++ b/test/Transforms/InstCombine/ARM/neon-intrinsics.ll @@ -0,0 +1,25 @@ +; RUN: opt < %s -instcombine -S | FileCheck %s + +; The alignment arguments for NEON load/store intrinsics can be increased +; by instcombine. Check for this. + +; CHECK: vld4.v2i32.p0i8({{.*}}, i32 32) +; CHECK: vst4.p0i8.v2i32({{.*}}, i32 16) + +@x = common global [8 x i32] zeroinitializer, align 32 +@y = common global [8 x i32] zeroinitializer, align 16 + +%struct.__neon_int32x2x4_t = type { <2 x i32>, <2 x i32>, <2 x i32>, <2 x i32> } + +define void @test() nounwind ssp { + %tmp1 = call %struct.__neon_int32x2x4_t @llvm.arm.neon.vld4.v2i32.p0i8(i8* bitcast ([8 x i32]* @x to i8*), i32 1) + %tmp2 = extractvalue %struct.__neon_int32x2x4_t %tmp1, 0 + %tmp3 = extractvalue %struct.__neon_int32x2x4_t %tmp1, 1 + %tmp4 = extractvalue %struct.__neon_int32x2x4_t %tmp1, 2 + %tmp5 = extractvalue %struct.__neon_int32x2x4_t %tmp1, 3 + call void @llvm.arm.neon.vst4.p0i8.v2i32(i8* bitcast ([8 x i32]* @y to i8*), <2 x i32> %tmp2, <2 x i32> %tmp3, <2 x i32> %tmp4, <2 x i32> %tmp5, i32 1) + ret void +} + +declare %struct.__neon_int32x2x4_t @llvm.arm.neon.vld4.v2i32.p0i8(i8*, i32) nounwind readonly +declare void @llvm.arm.neon.vst4.p0i8.v2i32(i8*, <2 x i32>, <2 x i32>, <2 x i32>, <2 x i32>, i32) nounwind |