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139 lines
4.3 KiB
139 lines
4.3 KiB
; Test stores of element-swapped vector elements.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z15 | FileCheck %s
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; Test v16i8 stores.
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define void @f1(<16 x i8> %val, <16 x i8> *%ptr) {
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; CHECK-LABEL: f1:
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; CHECK: vstbrq %v24, 0(%r2)
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; CHECK: br %r14
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%swap = shufflevector <16 x i8> %val, <16 x i8> undef,
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<16 x i32> <i32 15, i32 14, i32 13, i32 12,
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i32 11, i32 10, i32 9, i32 8,
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i32 7, i32 6, i32 5, i32 4,
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i32 3, i32 2, i32 1, i32 0>
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store <16 x i8> %swap, <16 x i8> *%ptr
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ret void
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}
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; Test v8i16 stores.
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define void @f2(<8 x i16> %val, <8 x i16> *%ptr) {
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; CHECK-LABEL: f2:
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; CHECK: vsterh %v24, 0(%r2)
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; CHECK: br %r14
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%swap = shufflevector <8 x i16> %val, <8 x i16> undef,
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<8 x i32> <i32 7, i32 6, i32 5, i32 4,
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i32 3, i32 2, i32 1, i32 0>
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store <8 x i16> %swap, <8 x i16> *%ptr
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ret void
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}
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; Test v4i32 stores.
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define void @f3(<4 x i32> %val, <4 x i32> *%ptr) {
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; CHECK-LABEL: f3:
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; CHECK: vsterf %v24, 0(%r2)
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; CHECK: br %r14
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%swap = shufflevector <4 x i32> %val, <4 x i32> undef,
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<4 x i32> <i32 3, i32 2, i32 1, i32 0>
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store <4 x i32> %swap, <4 x i32> *%ptr
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ret void
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}
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; Test v2i64 stores.
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define void @f4(<2 x i64> %val, <2 x i64> *%ptr) {
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; CHECK-LABEL: f4:
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; CHECK: vsterg %v24, 0(%r2)
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; CHECK: br %r14
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%swap = shufflevector <2 x i64> %val, <2 x i64> undef,
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<2 x i32> <i32 1, i32 0>
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store <2 x i64> %swap, <2 x i64> *%ptr
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ret void
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}
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; Test v4f32 stores.
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define void @f5(<4 x float> %val, <4 x float> *%ptr) {
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; CHECK-LABEL: f5:
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; CHECK: vsterf %v24, 0(%r2)
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; CHECK: br %r14
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%swap = shufflevector <4 x float> %val, <4 x float> undef,
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<4 x i32> <i32 3, i32 2, i32 1, i32 0>
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store <4 x float> %swap, <4 x float> *%ptr
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ret void
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}
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; Test v2f64 stores.
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define void @f6(<2 x double> %val, <2 x double> *%ptr) {
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; CHECK-LABEL: f6:
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; CHECK: vsterg %v24, 0(%r2)
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; CHECK: br %r14
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%swap = shufflevector <2 x double> %val, <2 x double> undef,
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<2 x i32> <i32 1, i32 0>
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store <2 x double> %swap, <2 x double> *%ptr
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ret void
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}
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; Test the highest aligned in-range offset.
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define void @f7(<4 x i32> %val, <4 x i32> *%base) {
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; CHECK-LABEL: f7:
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; CHECK: vsterf %v24, 4080(%r2)
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; CHECK: br %r14
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%ptr = getelementptr <4 x i32>, <4 x i32> *%base, i64 255
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%swap = shufflevector <4 x i32> %val, <4 x i32> undef,
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<4 x i32> <i32 3, i32 2, i32 1, i32 0>
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store <4 x i32> %swap, <4 x i32> *%ptr
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ret void
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}
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; Test the highest unaligned in-range offset.
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define void @f8(<4 x i32> %val, i8 *%base) {
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; CHECK-LABEL: f8:
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; CHECK: vsterf %v24, 4095(%r2)
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; CHECK: br %r14
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%addr = getelementptr i8, i8 *%base, i64 4095
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%ptr = bitcast i8 *%addr to <4 x i32> *
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%swap = shufflevector <4 x i32> %val, <4 x i32> undef,
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<4 x i32> <i32 3, i32 2, i32 1, i32 0>
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store <4 x i32> %swap, <4 x i32> *%ptr, align 1
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ret void
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}
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; Test the next offset up, which requires separate address logic,
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define void @f9(<4 x i32> %val, <4 x i32> *%base) {
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; CHECK-LABEL: f9:
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; CHECK: aghi %r2, 4096
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; CHECK: vsterf %v24, 0(%r2)
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; CHECK: br %r14
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%ptr = getelementptr <4 x i32>, <4 x i32> *%base, i64 256
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%swap = shufflevector <4 x i32> %val, <4 x i32> undef,
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<4 x i32> <i32 3, i32 2, i32 1, i32 0>
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store <4 x i32> %swap, <4 x i32> *%ptr
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ret void
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}
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; Test negative offsets, which also require separate address logic,
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define void @f10(<4 x i32> %val, <4 x i32> *%base) {
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; CHECK-LABEL: f10:
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; CHECK: aghi %r2, -16
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; CHECK: vsterf %v24, 0(%r2)
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; CHECK: br %r14
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%ptr = getelementptr <4 x i32>, <4 x i32> *%base, i64 -1
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%swap = shufflevector <4 x i32> %val, <4 x i32> undef,
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<4 x i32> <i32 3, i32 2, i32 1, i32 0>
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store <4 x i32> %swap, <4 x i32> *%ptr
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ret void
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}
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; Check that indexes are allowed.
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define void @f11(<4 x i32> %val, i8 *%base, i64 %index) {
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; CHECK-LABEL: f11:
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; CHECK: vsterf %v24, 0(%r3,%r2)
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; CHECK: br %r14
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%addr = getelementptr i8, i8 *%base, i64 %index
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%ptr = bitcast i8 *%addr to <4 x i32> *
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%swap = shufflevector <4 x i32> %val, <4 x i32> undef,
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<4 x i32> <i32 3, i32 2, i32 1, i32 0>
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store <4 x i32> %swap, <4 x i32> *%ptr, align 1
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ret void
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}
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