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85 lines
2.7 KiB
LLVM
85 lines
2.7 KiB
LLVM
; RUN: llc < %s -asm-verbose=0 -mtriple=arm64-eabi -mattr=+bf16 | FileCheck %s
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; RUN: llc < %s -asm-verbose=0 -mtriple=aarch64-eabi -mattr=+bf16 | FileCheck %s
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; test argument passing and simple load/store
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define bfloat @test_load(bfloat* %p) nounwind {
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; CHECK-LABEL: test_load:
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; CHECK-NEXT: ldr h0, [x0]
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; CHECK-NEXT: ret
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%tmp1 = load bfloat, bfloat* %p, align 16
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ret bfloat %tmp1
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}
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define <4 x bfloat> @test_vec_load(<4 x bfloat>* %p) nounwind {
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; CHECK-LABEL: test_vec_load:
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; CHECK-NEXT: ldr d0, [x0]
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; CHECK-NEXT: ret
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%tmp1 = load <4 x bfloat>, <4 x bfloat>* %p, align 16
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ret <4 x bfloat> %tmp1
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}
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define void @test_store(bfloat* %a, bfloat %b) nounwind {
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; CHECK-LABEL: test_store:
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; CHECK-NEXT: str h0, [x0]
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; CHECK-NEXT: ret
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store bfloat %b, bfloat* %a, align 16
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ret void
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}
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; Simple store of v4bf16
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define void @test_vec_store(<4 x bfloat>* %a, <4 x bfloat> %b) nounwind {
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; CHECK-LABEL: test_vec_store:
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; CHECK-NEXT: str d0, [x0]
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; CHECK-NEXT: ret
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entry:
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store <4 x bfloat> %b, <4 x bfloat>* %a, align 16
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ret void
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}
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define <8 x bfloat> @test_build_vector_const() {
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; CHECK-LABEL: test_build_vector_const:
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; CHECK: mov [[TMP:w[0-9]+]], #16256
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; CHECK: dup v0.8h, [[TMP]]
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ret <8 x bfloat> <bfloat 0xR3F80, bfloat 0xR3F80, bfloat 0xR3F80, bfloat 0xR3F80, bfloat 0xR3F80, bfloat 0xR3F80, bfloat 0xR3F80, bfloat 0xR3F80>
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}
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define { bfloat, bfloat* } @test_store_post(bfloat %val, bfloat* %ptr) {
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; CHECK-LABEL: test_store_post:
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; CHECK: str h0, [x0], #2
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store bfloat %val, bfloat* %ptr
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%res.tmp = insertvalue { bfloat, bfloat* } undef, bfloat %val, 0
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%next = getelementptr bfloat, bfloat* %ptr, i32 1
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%res = insertvalue { bfloat, bfloat* } %res.tmp, bfloat* %next, 1
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ret { bfloat, bfloat* } %res
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}
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define { <4 x bfloat>, <4 x bfloat>* } @test_store_post_v4bf16(<4 x bfloat> %val, <4 x bfloat>* %ptr) {
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; CHECK-LABEL: test_store_post_v4bf16:
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; CHECK: str d0, [x0], #8
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store <4 x bfloat> %val, <4 x bfloat>* %ptr
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%res.tmp = insertvalue { <4 x bfloat>, <4 x bfloat>* } undef, <4 x bfloat> %val, 0
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%next = getelementptr <4 x bfloat>, <4 x bfloat>* %ptr, i32 1
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%res = insertvalue { <4 x bfloat>, <4 x bfloat>* } %res.tmp, <4 x bfloat>* %next, 1
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ret { <4 x bfloat>, <4 x bfloat>* } %res
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}
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define { <8 x bfloat>, <8 x bfloat>* } @test_store_post_v8bf16(<8 x bfloat> %val, <8 x bfloat>* %ptr) {
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; CHECK-LABEL: test_store_post_v8bf16:
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; CHECK: str q0, [x0], #16
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store <8 x bfloat> %val, <8 x bfloat>* %ptr
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%res.tmp = insertvalue { <8 x bfloat>, <8 x bfloat>* } undef, <8 x bfloat> %val, 0
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%next = getelementptr <8 x bfloat>, <8 x bfloat>* %ptr, i32 1
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%res = insertvalue { <8 x bfloat>, <8 x bfloat>* } %res.tmp, <8 x bfloat>* %next, 1
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ret { <8 x bfloat>, <8 x bfloat>* } %res
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}
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