forked from OSchip/llvm-project
94 lines
2.8 KiB
LLVM
94 lines
2.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse2 | FileCheck %s --check-prefix=CHECK --check-prefix=SSE2
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; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=CHECK --check-prefix=SSE41
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; A single 16-bit load + a single 16-bit store
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define void @load_2_i8(<2 x i8>* %A) {
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; SSE2-LABEL: load_2_i8:
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; SSE2: # %bb.0:
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; SSE2-NEXT: movzwl (%rdi), %eax
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; SSE2-NEXT: movd %eax, %xmm0
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; SSE2-NEXT: paddb {{.*}}(%rip), %xmm0
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; SSE2-NEXT: movd %xmm0, %eax
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; SSE2-NEXT: movw %ax, (%rdi)
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: load_2_i8:
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; SSE41: # %bb.0:
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; SSE41-NEXT: movzwl (%rdi), %eax
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; SSE41-NEXT: movd %eax, %xmm0
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; SSE41-NEXT: paddb {{.*}}(%rip), %xmm0
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; SSE41-NEXT: pextrw $0, %xmm0, (%rdi)
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; SSE41-NEXT: retq
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%T = load <2 x i8>, <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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; Read 32-bits
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define void @load_2_i16(<2 x i16>* %A) {
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; CHECK-LABEL: load_2_i16:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
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; CHECK-NEXT: paddw {{.*}}(%rip), %xmm0
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; CHECK-NEXT: movd %xmm0, (%rdi)
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; CHECK-NEXT: retq
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%T = load <2 x i16>, <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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define void @load_2_i32(<2 x i32>* %A) {
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; CHECK-LABEL: load_2_i32:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
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; CHECK-NEXT: paddd {{.*}}(%rip), %xmm0
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; CHECK-NEXT: movq %xmm0, (%rdi)
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; CHECK-NEXT: retq
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%T = load <2 x i32>, <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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define void @load_4_i8(<4 x i8>* %A) {
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; CHECK-LABEL: load_4_i8:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
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; CHECK-NEXT: paddb {{.*}}(%rip), %xmm0
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; CHECK-NEXT: movd %xmm0, (%rdi)
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; CHECK-NEXT: retq
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%T = load <4 x i8>, <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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define void @load_4_i16(<4 x i16>* %A) {
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; CHECK-LABEL: load_4_i16:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
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; CHECK-NEXT: paddw {{.*}}(%rip), %xmm0
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; CHECK-NEXT: movq %xmm0, (%rdi)
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; CHECK-NEXT: retq
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%T = load <4 x i16>, <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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define void @load_8_i8(<8 x i8>* %A) {
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; CHECK-LABEL: load_8_i8:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
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; CHECK-NEXT: paddb %xmm0, %xmm0
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; CHECK-NEXT: movq %xmm0, (%rdi)
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; CHECK-NEXT: retq
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%T = load <8 x i8>, <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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