forked from OSchip/llvm-project
453 lines
17 KiB
LLVM
453 lines
17 KiB
LLVM
; RUN: opt -arm-parallel-dsp -mtriple=armv7-a -S %s -o - | FileCheck %s
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; CHECK-LABEL: exchange_1
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; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
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; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
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; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
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; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
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; CHECK: call i32 @llvm.arm.smladx(i32 [[LD_A]], i32 [[LD_B]]
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define i32 @exchange_1(i16* %a, i16* %b, i32 %acc) {
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entry:
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%addr.a.1 = getelementptr i16, i16* %a, i32 1
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%addr.b.1 = getelementptr i16, i16* %b, i32 1
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%ld.a.0 = load i16, i16* %a
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%sext.a.0 = sext i16 %ld.a.0 to i32
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%ld.b.0 = load i16, i16* %b
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%ld.a.1 = load i16, i16* %addr.a.1
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%ld.b.1 = load i16, i16* %addr.b.1
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%sext.a.1 = sext i16 %ld.a.1 to i32
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%sext.b.1 = sext i16 %ld.b.1 to i32
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%sext.b.0 = sext i16 %ld.b.0 to i32
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%mul.0 = mul i32 %sext.a.0, %sext.b.1
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%mul.1 = mul i32 %sext.a.1, %sext.b.0
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%add = add i32 %mul.0, %mul.1
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%res = add i32 %add, %acc
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ret i32 %res
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}
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; CHECK-LABEL: exchange_2
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; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
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; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
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; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
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; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
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; CHECK: call i32 @llvm.arm.smladx(i32 [[LD_A]], i32 [[LD_B]]
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define i32 @exchange_2(i16* %a, i16* %b, i32 %acc) {
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entry:
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%addr.a.1 = getelementptr i16, i16* %a, i32 1
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%addr.b.1 = getelementptr i16, i16* %b, i32 1
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%ld.a.0 = load i16, i16* %a
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%sext.a.0 = sext i16 %ld.a.0 to i32
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%ld.b.0 = load i16, i16* %b
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%ld.a.1 = load i16, i16* %addr.a.1
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%ld.b.1 = load i16, i16* %addr.b.1
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%sext.a.1 = sext i16 %ld.a.1 to i32
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%sext.b.1 = sext i16 %ld.b.1 to i32
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%sext.b.0 = sext i16 %ld.b.0 to i32
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%mul.0 = mul i32 %sext.b.1, %sext.a.0
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%mul.1 = mul i32 %sext.b.0, %sext.a.1
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%add = add i32 %mul.0, %mul.1
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%res = add i32 %add, %acc
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ret i32 %res
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}
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; CHECK-LABEL: exchange_3
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; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
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; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
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; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
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; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
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; CHECK: call i32 @llvm.arm.smladx(i32 [[LD_B]], i32 [[LD_A]]
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define i32 @exchange_3(i16* %a, i16* %b, i32 %acc) {
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entry:
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%addr.a.1 = getelementptr i16, i16* %a, i32 1
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%addr.b.1 = getelementptr i16, i16* %b, i32 1
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%ld.a.0 = load i16, i16* %a
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%sext.a.0 = sext i16 %ld.a.0 to i32
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%ld.b.0 = load i16, i16* %b
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%ld.a.1 = load i16, i16* %addr.a.1
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%ld.b.1 = load i16, i16* %addr.b.1
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%sext.a.1 = sext i16 %ld.a.1 to i32
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%sext.b.1 = sext i16 %ld.b.1 to i32
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%sext.b.0 = sext i16 %ld.b.0 to i32
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%mul.0 = mul i32 %sext.a.0, %sext.b.1
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%mul.1 = mul i32 %sext.a.1, %sext.b.0
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%add = add i32 %mul.1, %mul.0
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%res = add i32 %add, %acc
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ret i32 %res
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}
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; CHECK-LABEL: exchange_4
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; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
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; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
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; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
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; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
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; CHECK: call i32 @llvm.arm.smladx(i32 [[LD_B]], i32 [[LD_A]]
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define i32 @exchange_4(i16* %a, i16* %b, i32 %acc) {
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entry:
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%addr.a.1 = getelementptr i16, i16* %a, i32 1
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%addr.b.1 = getelementptr i16, i16* %b, i32 1
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%ld.a.0 = load i16, i16* %a
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%sext.a.0 = sext i16 %ld.a.0 to i32
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%ld.b.0 = load i16, i16* %b
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%ld.a.1 = load i16, i16* %addr.a.1
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%ld.b.1 = load i16, i16* %addr.b.1
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%sext.a.1 = sext i16 %ld.a.1 to i32
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%sext.b.1 = sext i16 %ld.b.1 to i32
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%sext.b.0 = sext i16 %ld.b.0 to i32
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%mul.0 = mul i32 %sext.b.1, %sext.a.0
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%mul.1 = mul i32 %sext.b.0, %sext.a.1
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%add = add i32 %mul.1, %mul.0
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%res = add i32 %add, %acc
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ret i32 %res
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}
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; CHECK-LABEL: exchange_multi_use_1
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; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
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; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
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; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
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; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
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; CHECK: [[GEP:%[^ ]+]] = getelementptr i16, i16* %a, i32 2
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; CHECK: [[CAST_A_2:%[^ ]+]] = bitcast i16* [[GEP]] to i32*
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; CHECK: [[LD_A_2:%[^ ]+]] = load i32, i32* [[CAST_A_2]]
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; CHECK: [[X:%[^ ]+]] = call i32 @llvm.arm.smladx(i32 [[LD_A]], i32 [[LD_B]], i32 %acc
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; CHECK: call i32 @llvm.arm.smlad(i32 [[LD_A_2]], i32 [[LD_B]], i32 [[X]])
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define i32 @exchange_multi_use_1(i16* %a, i16* %b, i32 %acc) {
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entry:
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%addr.a.1 = getelementptr i16, i16* %a, i32 1
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%addr.b.1 = getelementptr i16, i16* %b, i32 1
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%ld.a.0 = load i16, i16* %a
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%sext.a.0 = sext i16 %ld.a.0 to i32
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%ld.b.0 = load i16, i16* %b
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%ld.a.1 = load i16, i16* %addr.a.1
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%ld.b.1 = load i16, i16* %addr.b.1
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%sext.a.1 = sext i16 %ld.a.1 to i32
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%sext.b.1 = sext i16 %ld.b.1 to i32
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%sext.b.0 = sext i16 %ld.b.0 to i32
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%mul.0 = mul i32 %sext.a.0, %sext.b.1
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%mul.1 = mul i32 %sext.a.1, %sext.b.0
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%add = add i32 %mul.0, %mul.1
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%addr.a.2 = getelementptr i16, i16* %a, i32 2
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%addr.a.3 = getelementptr i16, i16* %a, i32 3
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%ld.a.2 = load i16, i16* %addr.a.2
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%ld.a.3 = load i16, i16* %addr.a.3
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%sext.a.2 = sext i16 %ld.a.2 to i32
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%sext.a.3 = sext i16 %ld.a.3 to i32
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%mul.2 = mul i32 %sext.a.3, %sext.b.1
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%mul.3 = mul i32 %sext.a.2, %sext.b.0
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%add.1 = add i32 %mul.2, %mul.3
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%add.2 = add i32 %add, %add.1
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%res = add i32 %add.2, %acc
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ret i32 %res
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}
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; CHECK-LABEL: exchange_multi_use_64_1
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; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
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; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
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; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
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; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
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; CHECK: [[GEP:%[^ ]+]] = getelementptr i16, i16* %a, i32 2
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; CHECK: [[CAST_A_2:%[^ ]+]] = bitcast i16* [[GEP]] to i32*
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; CHECK: [[LD_A_2:%[^ ]+]] = load i32, i32* [[CAST_A_2]]
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; CHECK: [[X:%[^ ]+]] = call i64 @llvm.arm.smlaldx(i32 [[LD_A]], i32 [[LD_B]], i64 %acc
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; CHECK: call i64 @llvm.arm.smlald(i32 [[LD_A_2]], i32 [[LD_B]], i64 [[X]])
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define i64 @exchange_multi_use_64_1(i16* %a, i16* %b, i64 %acc) {
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entry:
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%addr.a.1 = getelementptr i16, i16* %a, i32 1
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%addr.b.1 = getelementptr i16, i16* %b, i32 1
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%ld.a.0 = load i16, i16* %a
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%sext.a.0 = sext i16 %ld.a.0 to i32
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%ld.b.0 = load i16, i16* %b
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%ld.a.1 = load i16, i16* %addr.a.1
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%ld.b.1 = load i16, i16* %addr.b.1
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%sext.a.1 = sext i16 %ld.a.1 to i32
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%sext.b.1 = sext i16 %ld.b.1 to i32
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%sext.b.0 = sext i16 %ld.b.0 to i32
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%mul.0 = mul i32 %sext.a.0, %sext.b.1
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%mul.1 = mul i32 %sext.a.1, %sext.b.0
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%add = add i32 %mul.0, %mul.1
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%addr.a.2 = getelementptr i16, i16* %a, i32 2
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%addr.a.3 = getelementptr i16, i16* %a, i32 3
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%ld.a.2 = load i16, i16* %addr.a.2
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%ld.a.3 = load i16, i16* %addr.a.3
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%sext.a.2 = sext i16 %ld.a.2 to i32
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%sext.a.3 = sext i16 %ld.a.3 to i32
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%mul.2 = mul i32 %sext.a.3, %sext.b.1
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%mul.3 = mul i32 %sext.a.2, %sext.b.0
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%add.1 = add i32 %mul.2, %mul.3
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%add.2 = add i32 %add, %add.1
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%sext.add.2 = sext i32 %add.2 to i64
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%res = add i64 %sext.add.2, %acc
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ret i64 %res
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}
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; CHECK-LABEL: exchange_multi_use_64_2
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; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
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; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
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; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
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; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
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; CHECK: [[GEP:%[^ ]+]] = getelementptr i16, i16* %a, i32 2
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; CHECK: [[CAST_A_2:%[^ ]+]] = bitcast i16* [[GEP]] to i32*
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; CHECK: [[LD_A_2:%[^ ]+]] = load i32, i32* [[CAST_A_2]]
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; CHECK: [[X:%[^ ]+]] = call i64 @llvm.arm.smlaldx(i32 [[LD_A]], i32 [[LD_B]], i64 %acc
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; CHECK: call i64 @llvm.arm.smlald(i32 [[LD_A_2]], i32 [[LD_B]], i64 [[X]])
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define i64 @exchange_multi_use_64_2(i16* %a, i16* %b, i64 %acc) {
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entry:
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%addr.a.1 = getelementptr i16, i16* %a, i32 1
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%addr.b.1 = getelementptr i16, i16* %b, i32 1
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%ld.a.0 = load i16, i16* %a
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%sext.a.0 = sext i16 %ld.a.0 to i32
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%ld.b.0 = load i16, i16* %b
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%ld.a.1 = load i16, i16* %addr.a.1
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%ld.b.1 = load i16, i16* %addr.b.1
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%sext.a.1 = sext i16 %ld.a.1 to i32
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%sext.b.1 = sext i16 %ld.b.1 to i32
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%sext.b.0 = sext i16 %ld.b.0 to i32
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%mul.0 = mul i32 %sext.a.0, %sext.b.1
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%mul.1 = mul i32 %sext.a.1, %sext.b.0
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%add = add i32 %mul.0, %mul.1
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%sext.add = sext i32 %add to i64
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%addr.a.2 = getelementptr i16, i16* %a, i32 2
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%addr.a.3 = getelementptr i16, i16* %a, i32 3
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%ld.a.2 = load i16, i16* %addr.a.2
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%ld.a.3 = load i16, i16* %addr.a.3
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%sext.a.2 = sext i16 %ld.a.2 to i32
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%sext.a.3 = sext i16 %ld.a.3 to i32
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%mul.2 = mul i32 %sext.a.3, %sext.b.1
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%mul.3 = mul i32 %sext.a.2, %sext.b.0
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%add.1 = add i32 %mul.2, %mul.3
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%sext.add.1 = sext i32 %add.1 to i64
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%add.2 = add i64 %sext.add, %sext.add.1
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%res = add i64 %add.2, %acc
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ret i64 %res
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}
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; CHECK-LABEL: exchange_multi_use_2
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; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
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; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
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; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
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; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
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; CHECK: [[GEP:%[^ ]+]] = getelementptr i16, i16* %a, i32 2
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; CHECK: [[CAST_A_2:%[^ ]+]] = bitcast i16* [[GEP]] to i32*
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; CHECK: [[LD_A_2:%[^ ]+]] = load i32, i32* [[CAST_A_2]]
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; CHECK: [[X:%[^ ]+]] = call i32 @llvm.arm.smlad(i32 [[LD_A]], i32 [[LD_B]], i32 %acc
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; CHECK: call i32 @llvm.arm.smladx(i32 [[LD_B]], i32 [[LD_A_2]], i32 [[X]])
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define i32 @exchange_multi_use_2(i16* %a, i16* %b, i32 %acc) {
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entry:
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%addr.a.1 = getelementptr i16, i16* %a, i32 1
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%addr.b.1 = getelementptr i16, i16* %b, i32 1
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%ld.a.0 = load i16, i16* %a
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%sext.a.0 = sext i16 %ld.a.0 to i32
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%ld.b.0 = load i16, i16* %b
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%ld.a.1 = load i16, i16* %addr.a.1
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%ld.b.1 = load i16, i16* %addr.b.1
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%sext.a.1 = sext i16 %ld.a.1 to i32
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%sext.b.1 = sext i16 %ld.b.1 to i32
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%sext.b.0 = sext i16 %ld.b.0 to i32
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%mul.0 = mul i32 %sext.a.0, %sext.b.0
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%mul.1 = mul i32 %sext.a.1, %sext.b.1
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%add = add i32 %mul.0, %mul.1
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%addr.a.2 = getelementptr i16, i16* %a, i32 2
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%addr.a.3 = getelementptr i16, i16* %a, i32 3
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%ld.a.2 = load i16, i16* %addr.a.2
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%ld.a.3 = load i16, i16* %addr.a.3
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%sext.a.2 = sext i16 %ld.a.2 to i32
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%sext.a.3 = sext i16 %ld.a.3 to i32
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%mul.2 = mul i32 %sext.b.0, %sext.a.3
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%mul.3 = mul i32 %sext.b.1, %sext.a.2
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%add.1 = add i32 %mul.2, %mul.3
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%add.2 = add i32 %add, %add.1
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%res = add i32 %add.2, %acc
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ret i32 %res
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}
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; TODO: Why aren't two intrinsics generated?
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; CHECK-LABEL: exchange_multi_use_3
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; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
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; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
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; CHECK: [[GEP:%[^ ]+]] = getelementptr i16, i16* %a, i32 2
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; CHECK: [[CAST_A_2:%[^ ]+]] = bitcast i16* [[GEP]] to i32*
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; CHECK: [[LD_A_2:%[^ ]+]] = load i32, i32* [[CAST_A_2]]
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; CHECK-NOT: call i32 @llvm.arm.smlad
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; CHECK: [[X:%[^ ]+]] = call i32 @llvm.arm.smladx(i32 [[LD_B]], i32 [[LD_A_2]], i32 0
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define i32 @exchange_multi_use_3(i16* %a, i16* %b, i32 %acc) {
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entry:
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%addr.a.1 = getelementptr i16, i16* %a, i32 1
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%addr.b.1 = getelementptr i16, i16* %b, i32 1
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%ld.a.0 = load i16, i16* %a
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%sext.a.0 = sext i16 %ld.a.0 to i32
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%ld.b.0 = load i16, i16* %b
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%ld.a.1 = load i16, i16* %addr.a.1
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%ld.b.1 = load i16, i16* %addr.b.1
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%sext.a.1 = sext i16 %ld.a.1 to i32
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%sext.b.1 = sext i16 %ld.b.1 to i32
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%sext.b.0 = sext i16 %ld.b.0 to i32
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%addr.a.2 = getelementptr i16, i16* %a, i32 2
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%addr.a.3 = getelementptr i16, i16* %a, i32 3
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%ld.a.2 = load i16, i16* %addr.a.2
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%ld.a.3 = load i16, i16* %addr.a.3
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%sext.a.2 = sext i16 %ld.a.2 to i32
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%sext.a.3 = sext i16 %ld.a.3 to i32
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%mul.2 = mul i32 %sext.b.0, %sext.a.3
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%mul.3 = mul i32 %sext.b.1, %sext.a.2
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%mul.0 = mul i32 %sext.a.0, %sext.b.0
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%mul.1 = mul i32 %sext.a.1, %sext.b.1
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%add = add i32 %mul.0, %mul.1
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%add.1 = add i32 %mul.2, %mul.3
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%sub = sub i32 %add, %add.1
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%res = add i32 %acc, %sub
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ret i32 %res
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}
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; TODO: Would it be better to generate a smlad and then sign extend it?
|
|
; CHECK-LABEL: exchange_multi_use_64_3
|
|
; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
|
|
; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
|
|
; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
|
|
; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
|
|
; CHECK: [[GEP:%[^ ]+]] = getelementptr i16, i16* %a, i32 2
|
|
; CHECK: [[CAST_A_2:%[^ ]+]] = bitcast i16* [[GEP]] to i32*
|
|
; CHECK: [[LD_A_2:%[^ ]+]] = load i32, i32* [[CAST_A_2]]
|
|
; CHECK: [[ACC:%[^ ]+]] = call i64 @llvm.arm.smlald(i32 [[LD_A]], i32 [[LD_B]], i64 0)
|
|
; CHECK: [[X:%[^ ]+]] = call i64 @llvm.arm.smlaldx(i32 [[LD_B]], i32 [[LD_A_2]], i64 [[ACC]])
|
|
define i64 @exchange_multi_use_64_3(i16* %a, i16* %b, i64 %acc) {
|
|
entry:
|
|
%addr.a.1 = getelementptr i16, i16* %a, i32 1
|
|
%addr.b.1 = getelementptr i16, i16* %b, i32 1
|
|
%ld.a.0 = load i16, i16* %a
|
|
%sext.a.0 = sext i16 %ld.a.0 to i32
|
|
%ld.b.0 = load i16, i16* %b
|
|
%ld.a.1 = load i16, i16* %addr.a.1
|
|
%ld.b.1 = load i16, i16* %addr.b.1
|
|
%sext.a.1 = sext i16 %ld.a.1 to i32
|
|
%sext.b.1 = sext i16 %ld.b.1 to i32
|
|
%sext.b.0 = sext i16 %ld.b.0 to i32
|
|
%addr.a.2 = getelementptr i16, i16* %a, i32 2
|
|
%addr.a.3 = getelementptr i16, i16* %a, i32 3
|
|
%ld.a.2 = load i16, i16* %addr.a.2
|
|
%ld.a.3 = load i16, i16* %addr.a.3
|
|
%sext.a.2 = sext i16 %ld.a.2 to i32
|
|
%sext.a.3 = sext i16 %ld.a.3 to i32
|
|
%mul.2 = mul i32 %sext.b.0, %sext.a.3
|
|
%mul.3 = mul i32 %sext.b.1, %sext.a.2
|
|
%mul.0 = mul i32 %sext.a.0, %sext.b.0
|
|
%mul.1 = mul i32 %sext.a.1, %sext.b.1
|
|
%add = add i32 %mul.0, %mul.1
|
|
%add.1 = add i32 %mul.2, %mul.3
|
|
%sext.add = sext i32 %add to i64
|
|
%sext.add.1 = sext i32 %add.1 to i64
|
|
%add.2 = add i64 %sext.add, %sext.add.1
|
|
%res = sub i64 %acc, %add.2
|
|
ret i64 %res
|
|
}
|
|
|
|
; TODO: Why isn't smladx generated too?
|
|
; CHECK-LABEL: exchange_multi_use_4
|
|
; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
|
|
; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
|
|
; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
|
|
; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
|
|
; CHECK: [[X:%[^ ]+]] = call i32 @llvm.arm.smlad(i32 [[LD_A]], i32 [[LD_B]], i32 0
|
|
; CHECK-NOT: call i32 @llvm.arm.smlad
|
|
define i32 @exchange_multi_use_4(i16* %a, i16* %b, i32 %acc) {
|
|
entry:
|
|
%addr.a.1 = getelementptr i16, i16* %a, i32 1
|
|
%addr.b.1 = getelementptr i16, i16* %b, i32 1
|
|
%ld.a.0 = load i16, i16* %a
|
|
%sext.a.0 = sext i16 %ld.a.0 to i32
|
|
%ld.b.0 = load i16, i16* %b
|
|
%ld.a.1 = load i16, i16* %addr.a.1
|
|
%ld.b.1 = load i16, i16* %addr.b.1
|
|
%sext.a.1 = sext i16 %ld.a.1 to i32
|
|
%sext.b.1 = sext i16 %ld.b.1 to i32
|
|
%sext.b.0 = sext i16 %ld.b.0 to i32
|
|
%addr.a.2 = getelementptr i16, i16* %a, i32 2
|
|
%addr.a.3 = getelementptr i16, i16* %a, i32 3
|
|
%ld.a.2 = load i16, i16* %addr.a.2
|
|
%ld.a.3 = load i16, i16* %addr.a.3
|
|
%sext.a.2 = sext i16 %ld.a.2 to i32
|
|
%sext.a.3 = sext i16 %ld.a.3 to i32
|
|
%mul.2 = mul i32 %sext.b.0, %sext.a.3
|
|
%mul.3 = mul i32 %sext.b.1, %sext.a.2
|
|
%mul.0 = mul i32 %sext.a.0, %sext.b.0
|
|
%mul.1 = mul i32 %sext.a.1, %sext.b.1
|
|
%add.1 = add i32 %mul.2, %mul.3
|
|
%add = add i32 %mul.0, %mul.1
|
|
%sub = sub i32 %add, %add.1
|
|
%res = add i32 %acc, %sub
|
|
ret i32 %res
|
|
}
|
|
|
|
; CHECK-LABEL: exchange_swap
|
|
; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
|
|
; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
|
|
; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
|
|
; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
|
|
; CHECK: call i32 @llvm.arm.smladx(i32 [[LD_B]], i32 [[LD_A]]
|
|
define i32 @exchange_swap(i16* %a, i16* %b, i32 %acc) {
|
|
entry:
|
|
%addr.a.1 = getelementptr i16, i16* %a, i32 1
|
|
%addr.b.1 = getelementptr i16, i16* %b, i32 1
|
|
%ld.a.0 = load i16, i16* %a
|
|
%sext.a.0 = sext i16 %ld.a.0 to i32
|
|
%ld.b.0 = load i16, i16* %b
|
|
%ld.a.1 = load i16, i16* %addr.a.1
|
|
%ld.b.1 = load i16, i16* %addr.b.1
|
|
%sext.a.1 = sext i16 %ld.a.1 to i32
|
|
%sext.b.1 = sext i16 %ld.b.1 to i32
|
|
%sext.b.0 = sext i16 %ld.b.0 to i32
|
|
%mul.0 = mul i32 %sext.a.1, %sext.b.0
|
|
%mul.1 = mul i32 %sext.a.0, %sext.b.1
|
|
%add = add i32 %mul.0, %mul.1
|
|
%res = add i32 %add, %acc
|
|
ret i32 %res
|
|
}
|
|
|
|
; CHECK-LABEL: exchange_swap_2
|
|
; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
|
|
; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
|
|
; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
|
|
; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
|
|
; CHECK: call i32 @llvm.arm.smladx(i32 [[LD_A]], i32 [[LD_B]]
|
|
define i32 @exchange_swap_2(i16* %a, i16* %b, i32 %acc) {
|
|
entry:
|
|
%addr.a.1 = getelementptr i16, i16* %a, i32 1
|
|
%addr.b.1 = getelementptr i16, i16* %b, i32 1
|
|
%ld.a.0 = load i16, i16* %a
|
|
%sext.a.0 = sext i16 %ld.a.0 to i32
|
|
%ld.b.0 = load i16, i16* %b
|
|
%ld.a.1 = load i16, i16* %addr.a.1
|
|
%ld.b.1 = load i16, i16* %addr.b.1
|
|
%sext.a.1 = sext i16 %ld.a.1 to i32
|
|
%sext.b.1 = sext i16 %ld.b.1 to i32
|
|
%sext.b.0 = sext i16 %ld.b.0 to i32
|
|
%mul.0 = mul i32 %sext.a.1, %sext.b.0
|
|
%mul.1 = mul i32 %sext.a.0, %sext.b.1
|
|
%add = add i32 %mul.1, %mul.0
|
|
%res = add i32 %add, %acc
|
|
ret i32 %res
|
|
}
|
|
|
|
; CHECK-LABEL: exchange_swap_3
|
|
; CHECK: [[CAST_A:%[^ ]+]] = bitcast i16* %a to i32*
|
|
; CHECK: [[LD_A:%[^ ]+]] = load i32, i32* [[CAST_A]]
|
|
; CHECK: [[CAST_B:%[^ ]+]] = bitcast i16* %b to i32*
|
|
; CHECK: [[LD_B:%[^ ]+]] = load i32, i32* [[CAST_B]]
|
|
; CHECK: call i32 @llvm.arm.smladx(i32 [[LD_A]], i32 [[LD_B]]
|
|
define i32 @exchange_swap_3(i16* %a, i16* %b, i32 %acc) {
|
|
entry:
|
|
%addr.a.1 = getelementptr i16, i16* %a, i32 1
|
|
%addr.b.1 = getelementptr i16, i16* %b, i32 1
|
|
%ld.a.0 = load i16, i16* %a
|
|
%sext.a.0 = sext i16 %ld.a.0 to i32
|
|
%ld.b.0 = load i16, i16* %b
|
|
%ld.a.1 = load i16, i16* %addr.a.1
|
|
%ld.b.1 = load i16, i16* %addr.b.1
|
|
%sext.a.1 = sext i16 %ld.a.1 to i32
|
|
%sext.b.1 = sext i16 %ld.b.1 to i32
|
|
%sext.b.0 = sext i16 %ld.b.0 to i32
|
|
%mul.0 = mul i32 %sext.b.0, %sext.a.1
|
|
%mul.1 = mul i32 %sext.b.1, %sext.a.0
|
|
%add = add i32 %mul.1, %mul.0
|
|
%res = add i32 %add, %acc
|
|
ret i32 %res
|
|
}
|