| ; Test vector extraction of byte-swapped value to memory. |
| ; |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z15 | FileCheck %s |
| |
| declare i16 @llvm.bswap.i16(i16) |
| declare i32 @llvm.bswap.i32(i32) |
| declare i64 @llvm.bswap.i64(i64) |
| declare <8 x i16> @llvm.bswap.v8i16(<8 x i16>) |
| declare <4 x i32> @llvm.bswap.v4i32(<4 x i32>) |
| declare <2 x i64> @llvm.bswap.v2i64(<2 x i64>) |
| |
| ; Test v8i16 extraction from the first element. |
| define void @f1(<8 x i16> %val, i16 *%ptr) { |
| ; CHECK-LABEL: f1: |
| ; CHECK: vstebrh %v24, 0(%r2), 0 |
| ; CHECK: br %r14 |
| %element = extractelement <8 x i16> %val, i32 0 |
| %swap = call i16 @llvm.bswap.i16(i16 %element) |
| store i16 %swap, i16 *%ptr |
| ret void |
| } |
| |
| ; Test v8i16 extraction from the last element. |
| define void @f2(<8 x i16> %val, i16 *%ptr) { |
| ; CHECK-LABEL: f2: |
| ; CHECK: vstebrh %v24, 0(%r2), 7 |
| ; CHECK: br %r14 |
| %element = extractelement <8 x i16> %val, i32 7 |
| %swap = call i16 @llvm.bswap.i16(i16 %element) |
| store i16 %swap, i16 *%ptr |
| ret void |
| } |
| |
| ; Test v8i16 extraction of an invalid element. This must compile, |
| ; but we don't care what it does. |
| define void @f3(<8 x i16> %val, i16 *%ptr) { |
| ; CHECK-LABEL: f3: |
| ; CHECK-NOT: vstebrh %v24, 0(%r2), 8 |
| ; CHECK: br %r14 |
| %element = extractelement <8 x i16> %val, i32 8 |
| %swap = call i16 @llvm.bswap.i16(i16 %element) |
| store i16 %swap, i16 *%ptr |
| ret void |
| } |
| |
| ; Test v8i16 extraction with the highest in-range offset. |
| define void @f4(<8 x i16> %val, i16 *%base) { |
| ; CHECK-LABEL: f4: |
| ; CHECK: vstebrh %v24, 4094(%r2), 5 |
| ; CHECK: br %r14 |
| %ptr = getelementptr i16, i16 *%base, i32 2047 |
| %element = extractelement <8 x i16> %val, i32 5 |
| %swap = call i16 @llvm.bswap.i16(i16 %element) |
| store i16 %swap, i16 *%ptr |
| ret void |
| } |
| |
| ; Test v8i16 extraction with the first ouf-of-range offset. |
| define void @f5(<8 x i16> %val, i16 *%base) { |
| ; CHECK-LABEL: f5: |
| ; CHECK: aghi %r2, 4096 |
| ; CHECK: vstebrh %v24, 0(%r2), 1 |
| ; CHECK: br %r14 |
| %ptr = getelementptr i16, i16 *%base, i32 2048 |
| %element = extractelement <8 x i16> %val, i32 1 |
| %swap = call i16 @llvm.bswap.i16(i16 %element) |
| store i16 %swap, i16 *%ptr |
| ret void |
| } |
| |
| ; Test v8i16 extraction from a variable element. |
| define void @f6(<8 x i16> %val, i16 *%ptr, i32 %index) { |
| ; CHECK-LABEL: f6: |
| ; CHECK-NOT: vstebrh |
| ; CHECK: br %r14 |
| %element = extractelement <8 x i16> %val, i32 %index |
| %swap = call i16 @llvm.bswap.i16(i16 %element) |
| store i16 %swap, i16 *%ptr |
| ret void |
| } |
| |
| ; Test v8i16 extraction using a vector bswap. |
| define void @f7(<8 x i16> %val, i16 *%ptr) { |
| ; CHECK-LABEL: f7: |
| ; CHECK: vstebrh %v24, 0(%r2), 0 |
| ; CHECK: br %r14 |
| %swap = call <8 x i16> @llvm.bswap.v8i16(<8 x i16> %val) |
| %element = extractelement <8 x i16> %swap, i32 0 |
| store i16 %element, i16 *%ptr |
| ret void |
| } |
| |
| ; Test v4i32 extraction from the first element. |
| define void @f8(<4 x i32> %val, i32 *%ptr) { |
| ; CHECK-LABEL: f8: |
| ; CHECK: vstebrf %v24, 0(%r2), 0 |
| ; CHECK: br %r14 |
| %element = extractelement <4 x i32> %val, i32 0 |
| %swap = call i32 @llvm.bswap.i32(i32 %element) |
| store i32 %swap, i32 *%ptr |
| ret void |
| } |
| |
| ; Test v4i32 extraction from the last element. |
| define void @f9(<4 x i32> %val, i32 *%ptr) { |
| ; CHECK-LABEL: f9: |
| ; CHECK: vstebrf %v24, 0(%r2), 3 |
| ; CHECK: br %r14 |
| %element = extractelement <4 x i32> %val, i32 3 |
| %swap = call i32 @llvm.bswap.i32(i32 %element) |
| store i32 %swap, i32 *%ptr |
| ret void |
| } |
| |
| ; Test v4i32 extraction of an invalid element. This must compile, |
| ; but we don't care what it does. |
| define void @f10(<4 x i32> %val, i32 *%ptr) { |
| ; CHECK-LABEL: f10: |
| ; CHECK-NOT: vstebrf %v24, 0(%r2), 4 |
| ; CHECK: br %r14 |
| %element = extractelement <4 x i32> %val, i32 4 |
| %swap = call i32 @llvm.bswap.i32(i32 %element) |
| store i32 %swap, i32 *%ptr |
| ret void |
| } |
| |
| ; Test v4i32 extraction with the highest in-range offset. |
| define void @f11(<4 x i32> %val, i32 *%base) { |
| ; CHECK-LABEL: f11: |
| ; CHECK: vstebrf %v24, 4092(%r2), 2 |
| ; CHECK: br %r14 |
| %ptr = getelementptr i32, i32 *%base, i32 1023 |
| %element = extractelement <4 x i32> %val, i32 2 |
| %swap = call i32 @llvm.bswap.i32(i32 %element) |
| store i32 %swap, i32 *%ptr |
| ret void |
| } |
| |
| ; Test v4i32 extraction with the first ouf-of-range offset. |
| define void @f12(<4 x i32> %val, i32 *%base) { |
| ; CHECK-LABEL: f12: |
| ; CHECK: aghi %r2, 4096 |
| ; CHECK: vstebrf %v24, 0(%r2), 1 |
| ; CHECK: br %r14 |
| %ptr = getelementptr i32, i32 *%base, i32 1024 |
| %element = extractelement <4 x i32> %val, i32 1 |
| %swap = call i32 @llvm.bswap.i32(i32 %element) |
| store i32 %swap, i32 *%ptr |
| ret void |
| } |
| |
| ; Test v4i32 extraction from a variable element. |
| define void @f13(<4 x i32> %val, i32 *%ptr, i32 %index) { |
| ; CHECK-LABEL: f13: |
| ; CHECK-NOT: vstebrf |
| ; CHECK: br %r14 |
| %element = extractelement <4 x i32> %val, i32 %index |
| %swap = call i32 @llvm.bswap.i32(i32 %element) |
| store i32 %swap, i32 *%ptr |
| ret void |
| } |
| |
| ; Test v4i32 extraction using a vector bswap. |
| define void @f14(<4 x i32> %val, i32 *%ptr) { |
| ; CHECK-LABEL: f14: |
| ; CHECK: vstebrf %v24, 0(%r2), 0 |
| ; CHECK: br %r14 |
| %swap = call <4 x i32> @llvm.bswap.v4i32(<4 x i32> %val) |
| %element = extractelement <4 x i32> %swap, i32 0 |
| store i32 %element, i32 *%ptr |
| ret void |
| } |
| |
| ; Test v2i64 extraction from the first element. |
| define void @f15(<2 x i64> %val, i64 *%ptr) { |
| ; CHECK-LABEL: f15: |
| ; CHECK: vstebrg %v24, 0(%r2), 0 |
| ; CHECK: br %r14 |
| %element = extractelement <2 x i64> %val, i32 0 |
| %swap = call i64 @llvm.bswap.i64(i64 %element) |
| store i64 %swap, i64 *%ptr |
| ret void |
| } |
| |
| ; Test v2i64 extraction from the last element. |
| define void @f16(<2 x i64> %val, i64 *%ptr) { |
| ; CHECK-LABEL: f16: |
| ; CHECK: vstebrg %v24, 0(%r2), 1 |
| ; CHECK: br %r14 |
| %element = extractelement <2 x i64> %val, i32 1 |
| %swap = call i64 @llvm.bswap.i64(i64 %element) |
| store i64 %swap, i64 *%ptr |
| ret void |
| } |
| |
| ; Test v2i64 extraction of an invalid element. This must compile, |
| ; but we don't care what it does. |
| define void @f17(<2 x i64> %val, i64 *%ptr) { |
| ; CHECK-LABEL: f17: |
| ; CHECK-NOT: vstebrg %v24, 0(%r2), 2 |
| ; CHECK: br %r14 |
| %element = extractelement <2 x i64> %val, i32 2 |
| %swap = call i64 @llvm.bswap.i64(i64 %element) |
| store i64 %swap, i64 *%ptr |
| ret void |
| } |
| |
| ; Test v2i64 extraction with the highest in-range offset. |
| define void @f18(<2 x i64> %val, i64 *%base) { |
| ; CHECK-LABEL: f18: |
| ; CHECK: vstebrg %v24, 4088(%r2), 1 |
| ; CHECK: br %r14 |
| %ptr = getelementptr i64, i64 *%base, i32 511 |
| %element = extractelement <2 x i64> %val, i32 1 |
| %swap = call i64 @llvm.bswap.i64(i64 %element) |
| store i64 %swap, i64 *%ptr |
| ret void |
| } |
| |
| ; Test v2i64 extraction with the first ouf-of-range offset. |
| define void @f19(<2 x i64> %val, i64 *%base) { |
| ; CHECK-LABEL: f19: |
| ; CHECK: aghi %r2, 4096 |
| ; CHECK: vstebrg %v24, 0(%r2), 0 |
| ; CHECK: br %r14 |
| %ptr = getelementptr i64, i64 *%base, i32 512 |
| %element = extractelement <2 x i64> %val, i32 0 |
| %swap = call i64 @llvm.bswap.i64(i64 %element) |
| store i64 %swap, i64 *%ptr |
| ret void |
| } |
| |
| ; Test v2i64 extraction from a variable element. |
| define void @f20(<2 x i64> %val, i64 *%ptr, i32 %index) { |
| ; CHECK-LABEL: f20: |
| ; CHECK-NOT: vstebrg |
| ; CHECK: br %r14 |
| %element = extractelement <2 x i64> %val, i32 %index |
| %swap = call i64 @llvm.bswap.i64(i64 %element) |
| store i64 %swap, i64 *%ptr |
| ret void |
| } |
| |
| ; Test v2i64 extraction using a vector bswap. |
| define void @f21(<2 x i64> %val, i64 *%ptr) { |
| ; CHECK-LABEL: f21: |
| ; CHECK: vstebrg %v24, 0(%r2), 0 |
| ; CHECK: br %r14 |
| %swap = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %val) |
| %element = extractelement <2 x i64> %swap, i32 0 |
| store i64 %element, i64 *%ptr |
| ret void |
| } |
| |