; RUN: llc < %s -march=arm -mattr=+neon | FileCheck %s
+; RUN: llc < %s -march=arm -mattr=+neon -regalloc=basic | FileCheck %s
%struct.__neon_int8x8x3_t = type { <8 x i8>, <8 x i8>, <8 x i8> }
%struct.__neon_int16x4x3_t = type { <4 x i16>, <4 x i16>, <4 x i16> }
define <8 x i8> @vld3i8(i8* %A) nounwind {
;CHECK: vld3i8:
;Check the alignment value. Max for this instruction is 64 bits:
-;CHECK: vld3.8 {d0, d1, d2}, [r0, :64]
+;CHECK: vld3.8 {d16, d17, d18}, [r0:64]
%tmp1 = call %struct.__neon_int8x8x3_t @llvm.arm.neon.vld3.v8i8(i8* %A, i32 32)
%tmp2 = extractvalue %struct.__neon_int8x8x3_t %tmp1, 0
%tmp3 = extractvalue %struct.__neon_int8x8x3_t %tmp1, 2
ret <4 x i16> %tmp4
}
+;Check for a post-increment updating load with register increment.
+define <4 x i16> @vld3i16_update(i16** %ptr, i32 %inc) nounwind {
+;CHECK: vld3i16_update:
+;CHECK: vld3.16 {d16, d17, d18}, [{{r[0-9]+}}], {{r[0-9]+}}
+ %A = load i16** %ptr
+ %tmp0 = bitcast i16* %A to i8*
+ %tmp1 = call %struct.__neon_int16x4x3_t @llvm.arm.neon.vld3.v4i16(i8* %tmp0, i32 1)
+ %tmp2 = extractvalue %struct.__neon_int16x4x3_t %tmp1, 0
+ %tmp3 = extractvalue %struct.__neon_int16x4x3_t %tmp1, 2
+ %tmp4 = add <4 x i16> %tmp2, %tmp3
+ %tmp5 = getelementptr i16* %A, i32 %inc
+ store i16* %tmp5, i16** %ptr
+ ret <4 x i16> %tmp4
+}
+
define <2 x i32> @vld3i32(i32* %A) nounwind {
;CHECK: vld3i32:
;CHECK: vld3.32
define <1 x i64> @vld3i64(i64* %A) nounwind {
;CHECK: vld3i64:
;Check the alignment value. Max for this instruction is 64 bits:
-;CHECK: vld1.64 {d0, d1, d2}, [r0, :64]
+;CHECK: vld1.64 {d16, d17, d18}, [r0:64]
%tmp0 = bitcast i64* %A to i8*
%tmp1 = call %struct.__neon_int64x1x3_t @llvm.arm.neon.vld3.v1i64(i8* %tmp0, i32 16)
%tmp2 = extractvalue %struct.__neon_int64x1x3_t %tmp1, 0
define <16 x i8> @vld3Qi8(i8* %A) nounwind {
;CHECK: vld3Qi8:
;Check the alignment value. Max for this instruction is 64 bits:
-;CHECK: vld3.8 {d0, d2, d4}, [r0, :64]!
-;CHECK: vld3.8 {d1, d3, d5}, [r0, :64]
+;CHECK: vld3.8 {d16, d18, d20}, [r0:64]!
+;CHECK: vld3.8 {d17, d19, d21}, [r0:64]
%tmp1 = call %struct.__neon_int8x16x3_t @llvm.arm.neon.vld3.v16i8(i8* %A, i32 32)
%tmp2 = extractvalue %struct.__neon_int8x16x3_t %tmp1, 0
%tmp3 = extractvalue %struct.__neon_int8x16x3_t %tmp1, 2
ret <4 x i32> %tmp4
}
+;Check for a post-increment updating load.
+define <4 x i32> @vld3Qi32_update(i32** %ptr) nounwind {
+;CHECK: vld3Qi32_update:
+;CHECK: vld3.32 {d16, d18, d20}, [r[[R:[0-9]+]]]!
+;CHECK: vld3.32 {d17, d19, d21}, [r[[R]]]!
+ %A = load i32** %ptr
+ %tmp0 = bitcast i32* %A to i8*
+ %tmp1 = call %struct.__neon_int32x4x3_t @llvm.arm.neon.vld3.v4i32(i8* %tmp0, i32 1)
+ %tmp2 = extractvalue %struct.__neon_int32x4x3_t %tmp1, 0
+ %tmp3 = extractvalue %struct.__neon_int32x4x3_t %tmp1, 2
+ %tmp4 = add <4 x i32> %tmp2, %tmp3
+ %tmp5 = getelementptr i32* %A, i32 12
+ store i32* %tmp5, i32** %ptr
+ ret <4 x i32> %tmp4
+}
+
define <4 x float> @vld3Qf(float* %A) nounwind {
;CHECK: vld3Qf:
;CHECK: vld3.32