Revert r367389 (and follow-up r368404); it caused PR43073.

llvm-svn: 369567

1 files changed, 0 insertions, 329 deletions

diff --git a/llvm/test/CodeGen/ARM/ParallelDSP/exchange.ll b/llvm/test/CodeGen/ARM/ParallelDSP/exchange.ll
deleted file mode 100644
index c072df49cdf..00000000000
--- a/llvm/test/CodeGen/ARM/ParallelDSP/exchange.ll
+++ /dev/null
@@ -1,329 +0,0 @@
-; RUN: opt -arm-parallel-dsp -mtriple=armv7-a -S %s -o - | FileCheck %s
-
-; CHECK-LABEL: exchange_1
-; 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_1(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.0, %sext.b.1
-  %mul.1 = mul i32 %sext.a.1, %sext.b.0
-  %add = add i32 %mul.0, %mul.1
-  %res = add i32 %add, %acc
-  ret i32 %res
-}
-
-; CHECK-LABEL: exchange_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_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.b.1, %sext.a.0
-  %mul.1 = mul i32 %sext.b.0, %sext.a.1
-  %add = add i32 %mul.0, %mul.1
-  %res = add i32 %add, %acc
-  ret i32 %res
-}
-
-; CHECK-LABEL: exchange_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_B]], i32 [[LD_A]]
-define i32 @exchange_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.a.0, %sext.b.1
-  %mul.1 = mul i32 %sext.a.1, %sext.b.0
-  %add = add i32 %mul.1, %mul.0
-  %res = add i32 %add, %acc
-  ret i32 %res
-}
-
-; CHECK-LABEL: exchange_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: call i32 @llvm.arm.smladx(i32 [[LD_B]], i32 [[LD_A]]
-define i32 @exchange_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
-  %mul.0 = mul i32 %sext.b.1, %sext.a.0
-  %mul.1 = mul i32 %sext.b.0, %sext.a.1
-  %add = add i32 %mul.1, %mul.0
-  %res = add i32 %add, %acc
-  ret i32 %res
-}
-
-; CHECK-LABEL: exchange_multi_use_1
-; 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: [[X:%[^ ]+]] = call i32 @llvm.arm.smladx(i32 [[LD_A]], i32 [[LD_B]], i32 %acc
-; CHECK: call i32 @llvm.arm.smlad(i32 [[LD_A_2]], i32 [[LD_B]], i32 [[X]])
-define i32 @exchange_multi_use_1(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.0, %sext.b.1
-  %mul.1 = mul i32 %sext.a.1, %sext.b.0
-  %add = add i32 %mul.0, %mul.1
-  %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.a.3, %sext.b.1
-  %mul.3 = mul i32 %sext.a.2, %sext.b.0
-  %add.1 = add i32 %mul.2, %mul.3
-  %add.2 = add i32 %add, %add.1
-  %res = add i32 %add.2, %acc
-  ret i32 %res
-}
-
-; CHECK-LABEL: exchange_multi_use_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: [[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: [[X:%[^ ]+]] = call i32 @llvm.arm.smlad(i32 [[LD_A]], i32 [[LD_B]], i32 %acc
-; CHECK: call i32 @llvm.arm.smladx(i32 [[LD_B]], i32 [[LD_A_2]], i32 [[X]])
-define i32 @exchange_multi_use_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.0, %sext.b.0
-  %mul.1 = mul i32 %sext.a.1, %sext.b.1
-  %add = add i32 %mul.0, %mul.1
-  %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
-  %add.1 = add i32 %mul.2, %mul.3
-  %add.2 = add i32 %add, %add.1
-  %res = add i32 %add.2, %acc
-  ret i32 %res
-}
-
-; TODO: Why aren't two intrinsics generated?
-; CHECK-LABEL: exchange_multi_use_3
-; 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-NOT: call i32 @llvm.arm.smlad
-; CHECK: [[X:%[^ ]+]] = call i32 @llvm.arm.smladx(i32 [[LD_B]], i32 [[LD_A_2]], i32 0
-define i32 @exchange_multi_use_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
-  %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
-  %sub = sub i32 %add, %add.1
-  %res = add i32 %acc, %sub
-  ret i32 %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
-}