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