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83 lines
1.6 KiB
LLVM
83 lines
1.6 KiB
LLVM
; RUN: llc < %s -march=x86-64 -mcpu=corei7 -mattr=+sse41 | FileCheck %s
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;CHECK: load_2_i8
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; A single 16-bit load
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;CHECK: movzwl
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;CHECK: pshufb
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;CHECK: paddq
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;CHECK: pshufb
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; A single 16-bit store
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;CHECK: movw
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;CHECK: ret
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define void @load_2_i8(<2 x i8>* %A) {
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%T = load <2 x i8>* %A
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%G = add <2 x i8> %T, <i8 9, i8 7>
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store <2 x i8> %G, <2 x i8>* %A
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ret void
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}
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;CHECK: load_2_i16
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; Read 32-bits
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;CHECK: movd
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;CHECK: pshufb
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;CHECK: paddq
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;CHECK: pshufb
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;CHECK: movd
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;CHECK: ret
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define void @load_2_i16(<2 x i16>* %A) {
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%T = load <2 x i16>* %A
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%G = add <2 x i16> %T, <i16 9, i16 7>
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store <2 x i16> %G, <2 x i16>* %A
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ret void
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}
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;CHECK: load_2_i32
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;CHECK: pshufd
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;CHECK: paddq
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;CHECK: pshufd
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;CHECK: ret
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define void @load_2_i32(<2 x i32>* %A) {
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%T = load <2 x i32>* %A
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%G = add <2 x i32> %T, <i32 9, i32 7>
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store <2 x i32> %G, <2 x i32>* %A
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ret void
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}
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;CHECK: load_4_i8
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;CHECK: movd
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;CHECK: pshufb
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;CHECK: paddd
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;CHECK: pshufb
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;CHECK: ret
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define void @load_4_i8(<4 x i8>* %A) {
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%T = load <4 x i8>* %A
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%G = add <4 x i8> %T, <i8 1, i8 4, i8 9, i8 7>
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store <4 x i8> %G, <4 x i8>* %A
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ret void
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}
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;CHECK: load_4_i16
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;CHECK: punpcklwd
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;CHECK: paddd
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;CHECK: pshufb
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;CHECK: ret
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define void @load_4_i16(<4 x i16>* %A) {
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%T = load <4 x i16>* %A
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%G = add <4 x i16> %T, <i16 1, i16 4, i16 9, i16 7>
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store <4 x i16> %G, <4 x i16>* %A
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ret void
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}
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;CHECK: load_8_i8
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;CHECK: punpcklbw
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;CHECK: paddw
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;CHECK: pshufb
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;CHECK: ret
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define void @load_8_i8(<8 x i8>* %A) {
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%T = load <8 x i8>* %A
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%G = add <8 x i8> %T, %T
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store <8 x i8> %G, <8 x i8>* %A
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ret void
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}
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