derek.holloway
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85 lines
2.6 KiB
LLVM
85 lines
2.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
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; Test insertions of byte-swapped memory values into a nonzero index of an undef.
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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 insertion into an undef, with an arbitrary index.
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define <8 x i16> @f1(ptr %ptr) {
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; CHECK-LABEL: f1:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vlbrreph %v24, 0(%r2)
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; CHECK-NEXT: br %r14
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%val = load i16, ptr %ptr
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%swap = call i16 @llvm.bswap.i16(i16 %val)
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%ret = insertelement <8 x i16> undef, i16 %swap, i32 5
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ret <8 x i16> %ret
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}
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; Test v8i16 insertion into an undef, using a vector bswap.
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define <8 x i16> @f2(ptr %ptr) {
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; CHECK-LABEL: f2:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vlbrreph %v24, 0(%r2)
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; CHECK-NEXT: br %r14
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%val = load i16, ptr %ptr
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%insert = insertelement <8 x i16> undef, i16 %val, i32 5
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%ret = call <8 x i16> @llvm.bswap.v8i16(<8 x i16> %insert)
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ret <8 x i16> %ret
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}
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; Test v4i32 insertion into an undef, with an arbitrary index.
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define <4 x i32> @f3(ptr %ptr) {
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; CHECK-LABEL: f3:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vlbrrepf %v24, 0(%r2)
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; CHECK-NEXT: br %r14
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%val = load i32, ptr %ptr
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%swap = call i32 @llvm.bswap.i32(i32 %val)
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%ret = insertelement <4 x i32> undef, i32 %swap, i32 2
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ret <4 x i32> %ret
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}
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; Test v4i32 insertion into an undef, using a vector bswap.
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define <4 x i32> @f4(ptr %ptr) {
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; CHECK-LABEL: f4:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vlbrrepf %v24, 0(%r2)
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; CHECK-NEXT: br %r14
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%val = load i32, ptr %ptr
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%insert = insertelement <4 x i32> undef, i32 %val, i32 2
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%ret = call <4 x i32> @llvm.bswap.v4i32(<4 x i32> %insert)
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ret <4 x i32> %ret
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}
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; Test v2i64 insertion into an undef, with an arbitrary index.
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define <2 x i64> @f5(ptr %ptr) {
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; CHECK-LABEL: f5:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vlbrrepg %v24, 0(%r2)
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; CHECK-NEXT: br %r14
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%val = load i64, ptr %ptr
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%swap = call i64 @llvm.bswap.i64(i64 %val)
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%ret = insertelement <2 x i64> undef, i64 %swap, i32 1
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ret <2 x i64> %ret
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}
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; Test v2i64 insertion into an undef, using a vector bwap.
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define <2 x i64> @f6(ptr %ptr) {
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; CHECK-LABEL: f6:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vlbrrepg %v24, 0(%r2)
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; CHECK-NEXT: br %r14
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%val = load i64, ptr %ptr
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%insert = insertelement <2 x i64> undef, i64 %val, i32 1
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%ret = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %insert)
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ret <2 x i64> %ret
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}
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