| ; RUN: opt -arm-parallel-dsp -dce -mtriple=armv7-a -S %s -o - | FileCheck %s |
| |
| ; CHECK-LABEL: sext_acc_1 |
| ; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32* |
| ; CHECK: [[A:%[^ ]+]] = load i32, i32* [[CAST_A]] |
| ; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32* |
| ; CHECK: [[B:%[^ ]+]] = load i32, i32* [[CAST_B]] |
| ; CHECK: [[ACC:%[^ ]+]] = sext i32 %acc to i64 |
| ; CHECK: call i64 @llvm.arm.smlald(i32 [[A]], i32 [[B]], i64 [[ACC]]) |
| define i64 @sext_acc_1(i16* %a, i16* %b, i32 %acc) { |
| entry: |
| %ld.a.0 = load i16, i16* %a |
| %sext.a.0 = sext i16 %ld.a.0 to i32 |
| %ld.b.0 = load i16, i16* %b |
| %sext.b.0 = sext i16 %ld.b.0 to i32 |
| %mul.0 = mul i32 %sext.a.0, %sext.b.0 |
| %addr.a.1 = getelementptr i16, i16* %a, i32 1 |
| %addr.b.1 = getelementptr i16, i16* %b, i32 1 |
| %ld.a.1 = load i16, i16* %addr.a.1 |
| %sext.a.1 = sext i16 %ld.a.1 to i32 |
| %ld.b.1 = load i16, i16* %addr.b.1 |
| %sext.b.1 = sext i16 %ld.b.1 to i32 |
| %mul.1 = mul i32 %sext.a.1, %sext.b.1 |
| %sext.mul.0 = sext i32 %mul.0 to i64 |
| %sext.mul.1 = sext i32 %mul.1 to i64 |
| %add = add i64 %sext.mul.0, %sext.mul.1 |
| %sext.acc = sext i32 %acc to i64 |
| %res = add i64 %add, %sext.acc |
| ret i64 %res |
| } |
| |
| ; CHECK-LABEL: sext_acc_2 |
| ; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32* |
| ; CHECK: [[A:%[^ ]+]] = load i32, i32* [[CAST_A]] |
| ; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32* |
| ; CHECK: [[B:%[^ ]+]] = load i32, i32* [[CAST_B]] |
| ; CHECK: [[CAST_A_2:%[^ ]+]] = bitcast i16* %addr.a.2 to i32* |
| ; CHECK: [[A_2:%[^ ]+]] = load i32, i32* %4 |
| ; CHECK: [[CAST_B_2:%[^ ]+]] = bitcast i16* %addr.b.2 to i32* |
| ; CHECK: [[B_2:%[^ ]+]] = load i32, i32* %6 |
| ; CHECK: [[ACC:%[^ ]+]] = sext i32 %acc to i64 |
| ; CHECK: [[SMLALD:%[^ ]+]] = call i64 @llvm.arm.smlald(i32 [[A]], i32 [[B]], i64 [[ACC]]) |
| ; CHECK: call i64 @llvm.arm.smlald(i32 [[A_2]], i32 [[B_2]], i64 [[SMLALD]]) |
| define i64 @sext_acc_2(i16* %a, i16* %b, i32 %acc) { |
| entry: |
| %ld.a.0 = load i16, i16* %a |
| %sext.a.0 = sext i16 %ld.a.0 to i32 |
| %ld.b.0 = load i16, i16* %b |
| %sext.b.0 = sext i16 %ld.b.0 to i32 |
| %mul.0 = mul i32 %sext.a.0, %sext.b.0 |
| %addr.a.1 = getelementptr i16, i16* %a, i32 1 |
| %addr.b.1 = getelementptr i16, i16* %b, i32 1 |
| %ld.a.1 = load i16, i16* %addr.a.1 |
| %sext.a.1 = sext i16 %ld.a.1 to i32 |
| %ld.b.1 = load i16, i16* %addr.b.1 |
| %sext.b.1 = sext i16 %ld.b.1 to i32 |
| %mul.1 = mul i32 %sext.a.1, %sext.b.1 |
| %sext.mul.0 = sext i32 %mul.0 to i64 |
| %sext.mul.1 = sext i32 %mul.1 to i64 |
| %add = add i64 %sext.mul.0, %sext.mul.1 |
| %sext.acc = sext i32 %acc to i64 |
| %add.1 = add i64 %add, %sext.acc |
| %addr.a.2 = getelementptr i16, i16* %a, i32 2 |
| %addr.b.2 = getelementptr i16, i16* %b, i32 2 |
| %ld.a.2 = load i16, i16* %addr.a.2 |
| %sext.a.2 = sext i16 %ld.a.2 to i32 |
| %ld.b.2 = load i16, i16* %addr.b.2 |
| %sext.b.2 = sext i16 %ld.b.2 to i32 |
| %mul.2 = mul i32 %sext.a.2, %sext.b.2 |
| %sext.mul.2 = sext i32 %mul.2 to i64 |
| %addr.a.3 = getelementptr i16, i16* %a, i32 3 |
| %addr.b.3 = getelementptr i16, i16* %b, i32 3 |
| %ld.a.3 = load i16, i16* %addr.a.3 |
| %sext.a.3 = sext i16 %ld.a.3 to i32 |
| %ld.b.3 = load i16, i16* %addr.b.3 |
| %sext.b.3 = sext i16 %ld.b.3 to i32 |
| %mul.3 = mul i32 %sext.a.3, %sext.b.3 |
| %sext.mul.3 = sext i32 %mul.3 to i64 |
| %add.2 = add i64 %sext.mul.2, %sext.mul.3 |
| %add.3 = add i64 %add.1, %add.2 |
| ret i64 %add.3 |
| } |
| |
| ; CHECK-LABEL: sext_acc_3 |
| ; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32* |
| ; CHECK: [[A:%[^ ]+]] = load i32, i32* [[CAST_A]] |
| ; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32* |
| ; CHECK: [[B:%[^ ]+]] = load i32, i32* [[CAST_B]] |
| ; CHECK: [[CAST_A_2:%[^ ]+]] = bitcast i16* %addr.a.2 to i32* |
| ; CHECK: [[A_2:%[^ ]+]] = load i32, i32* %4 |
| ; CHECK: [[CAST_B_2:%[^ ]+]] = bitcast i16* %addr.b.2 to i32* |
| ; CHECK: [[B_2:%[^ ]+]] = load i32, i32* %6 |
| ; CHECK: [[ACC:%[^ ]+]] = sext i32 %acc to i64 |
| ; CHECK: [[SMLALD:%[^ ]+]] = call i64 @llvm.arm.smlald(i32 [[A]], i32 [[B]], i64 [[ACC]]) |
| ; CHECK: call i64 @llvm.arm.smlald(i32 [[A_2]], i32 [[B_2]], i64 [[SMLALD]]) |
| define i64 @sext_acc_3(i16* %a, i16* %b, i32 %acc) { |
| entry: |
| %ld.a.0 = load i16, i16* %a |
| %sext.a.0 = sext i16 %ld.a.0 to i32 |
| %ld.b.0 = load i16, i16* %b |
| %sext.b.0 = sext i16 %ld.b.0 to i32 |
| %mul.0 = mul i32 %sext.a.0, %sext.b.0 |
| %addr.a.1 = getelementptr i16, i16* %a, i32 1 |
| %addr.b.1 = getelementptr i16, i16* %b, i32 1 |
| %ld.a.1 = load i16, i16* %addr.a.1 |
| %sext.a.1 = sext i16 %ld.a.1 to i32 |
| %ld.b.1 = load i16, i16* %addr.b.1 |
| %sext.b.1 = sext i16 %ld.b.1 to i32 |
| %mul.1 = mul i32 %sext.a.1, %sext.b.1 |
| %sext.mul.0 = sext i32 %mul.0 to i64 |
| %sext.mul.1 = sext i32 %mul.1 to i64 |
| %add = add i64 %sext.mul.0, %sext.mul.1 |
| %addr.a.2 = getelementptr i16, i16* %a, i32 2 |
| %addr.b.2 = getelementptr i16, i16* %b, i32 2 |
| %ld.a.2 = load i16, i16* %addr.a.2 |
| %sext.a.2 = sext i16 %ld.a.2 to i32 |
| %ld.b.2 = load i16, i16* %addr.b.2 |
| %sext.b.2 = sext i16 %ld.b.2 to i32 |
| %mul.2 = mul i32 %sext.a.2, %sext.b.2 |
| %sext.mul.2 = sext i32 %mul.2 to i64 |
| %addr.a.3 = getelementptr i16, i16* %a, i32 3 |
| %addr.b.3 = getelementptr i16, i16* %b, i32 3 |
| %ld.a.3 = load i16, i16* %addr.a.3 |
| %sext.a.3 = sext i16 %ld.a.3 to i32 |
| %ld.b.3 = load i16, i16* %addr.b.3 |
| %sext.b.3 = sext i16 %ld.b.3 to i32 |
| %mul.3 = mul i32 %sext.a.3, %sext.b.3 |
| %sext.mul.3 = sext i32 %mul.3 to i64 |
| %add.1 = add i64 %sext.mul.2, %sext.mul.3 |
| %add.2 = add i64 %add, %add.1 |
| %sext.acc = sext i32 %acc to i64 |
| %add.3 = add i64 %add.2, %sext.acc |
| ret i64 %add.3 |
| } |
| |
| ; CHECK-LABEL: sext_acc_4 |
| ; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32* |
| ; CHECK: [[A:%[^ ]+]] = load i32, i32* [[CAST_A]] |
| ; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32* |
| ; CHECK: [[B:%[^ ]+]] = load i32, i32* [[CAST_B]] |
| ; CHECK: [[CAST_A_2:%[^ ]+]] = bitcast i16* %addr.a.2 to i32* |
| ; CHECK: [[A_2:%[^ ]+]] = load i32, i32* %4 |
| ; CHECK: [[CAST_B_2:%[^ ]+]] = bitcast i16* %addr.b.2 to i32* |
| ; CHECK: [[B_2:%[^ ]+]] = load i32, i32* %6 |
| ; CHECK: [[ACC:%[^ ]+]] = sext i32 %acc to i64 |
| ; CHECK: [[SMLALD:%[^ ]+]] = call i64 @llvm.arm.smlald(i32 [[A]], i32 [[B]], i64 [[ACC]]) |
| ; CHECK: call i64 @llvm.arm.smlald(i32 [[A_2]], i32 [[B_2]], i64 [[SMLALD]]) |
| define i64 @sext_acc_4(i16* %a, i16* %b, i32 %acc) { |
| entry: |
| %ld.a.0 = load i16, i16* %a |
| %sext.a.0 = sext i16 %ld.a.0 to i32 |
| %ld.b.0 = load i16, i16* %b |
| %sext.b.0 = sext i16 %ld.b.0 to i32 |
| %mul.0 = mul i32 %sext.a.0, %sext.b.0 |
| %addr.a.1 = getelementptr i16, i16* %a, i32 1 |
| %addr.b.1 = getelementptr i16, i16* %b, i32 1 |
| %ld.a.1 = load i16, i16* %addr.a.1 |
| %sext.a.1 = sext i16 %ld.a.1 to i32 |
| %ld.b.1 = load i16, i16* %addr.b.1 |
| %sext.b.1 = sext i16 %ld.b.1 to i32 |
| %mul.1 = mul i32 %sext.a.1, %sext.b.1 |
| %add = add i32 %mul.0, %mul.1 |
| %sext.add = sext i32 %add to i64 |
| %addr.a.2 = getelementptr i16, i16* %a, i32 2 |
| %addr.b.2 = getelementptr i16, i16* %b, i32 2 |
| %ld.a.2 = load i16, i16* %addr.a.2 |
| %sext.a.2 = sext i16 %ld.a.2 to i32 |
| %ld.b.2 = load i16, i16* %addr.b.2 |
| %sext.b.2 = sext i16 %ld.b.2 to i32 |
| %mul.2 = mul i32 %sext.a.2, %sext.b.2 |
| %sext.mul.2 = sext i32 %mul.2 to i64 |
| %addr.a.3 = getelementptr i16, i16* %a, i32 3 |
| %addr.b.3 = getelementptr i16, i16* %b, i32 3 |
| %ld.a.3 = load i16, i16* %addr.a.3 |
| %sext.a.3 = sext i16 %ld.a.3 to i32 |
| %ld.b.3 = load i16, i16* %addr.b.3 |
| %sext.b.3 = sext i16 %ld.b.3 to i32 |
| %mul.3 = mul i32 %sext.a.3, %sext.b.3 |
| %sext.mul.3 = sext i32 %mul.3 to i64 |
| %sext.acc = sext i32 %acc to i64 |
| %add.1 = add i64 %sext.mul.2, %sext.add |
| %add.2 = add i64 %sext.add, %add.1 |
| %add.3 = add i64 %add.2, %sext.mul.3 |
| %add.4 = add i64 %add.3, %sext.acc |
| ret i64 %add.4 |
| } |