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71 lines
2.2 KiB
71 lines
2.2 KiB
; RUN: llc < %s -march=nvptx | FileCheck %s
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define void @test_load_store(half addrspace(1)* %in, half addrspace(1)* %out) {
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; CHECK-LABEL: @test_load_store
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; CHECK: ld.global.u16 [[TMP:%rs[0-9]+]], [{{%r[0-9]+}}]
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; CHECK: st.global.u16 [{{%r[0-9]+}}], [[TMP]]
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%val = load half, half addrspace(1)* %in
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store half %val, half addrspace(1) * %out
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ret void
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}
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define void @test_bitcast_from_half(half addrspace(1)* %in, i16 addrspace(1)* %out) {
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; CHECK-LABEL: @test_bitcast_from_half
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; CHECK: ld.global.u16 [[TMP:%rs[0-9]+]], [{{%r[0-9]+}}]
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; CHECK: st.global.u16 [{{%r[0-9]+}}], [[TMP]]
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%val = load half, half addrspace(1) * %in
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%val_int = bitcast half %val to i16
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store i16 %val_int, i16 addrspace(1)* %out
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ret void
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}
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define void @test_bitcast_to_half(half addrspace(1)* %out, i16 addrspace(1)* %in) {
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; CHECK-LABEL: @test_bitcast_to_half
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; CHECK: ld.global.u16 [[TMP:%rs[0-9]+]], [{{%r[0-9]+}}]
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; CHECK: st.global.u16 [{{%r[0-9]+}}], [[TMP]]
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%val = load i16, i16 addrspace(1)* %in
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%val_fp = bitcast i16 %val to half
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store half %val_fp, half addrspace(1)* %out
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ret void
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}
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define void @test_extend32(half addrspace(1)* %in, float addrspace(1)* %out) {
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; CHECK-LABEL: @test_extend32
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; CHECK: cvt.f32.f16
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%val16 = load half, half addrspace(1)* %in
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%val32 = fpext half %val16 to float
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store float %val32, float addrspace(1)* %out
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ret void
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}
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define void @test_extend64(half addrspace(1)* %in, double addrspace(1)* %out) {
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; CHECK-LABEL: @test_extend64
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; CHECK: cvt.f64.f16
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%val16 = load half, half addrspace(1)* %in
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%val64 = fpext half %val16 to double
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store double %val64, double addrspace(1)* %out
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ret void
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}
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define void @test_trunc32(float addrspace(1)* %in, half addrspace(1)* %out) {
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; CHECK-LABEL: test_trunc32
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; CHECK: cvt.rn.f16.f32
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%val32 = load float, float addrspace(1)* %in
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%val16 = fptrunc float %val32 to half
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store half %val16, half addrspace(1)* %out
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ret void
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}
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define void @test_trunc64(double addrspace(1)* %in, half addrspace(1)* %out) {
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; CHECK-LABEL: @test_trunc64
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; CHECK: cvt.rn.f16.f64
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%val32 = load double, double addrspace(1)* %in
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%val16 = fptrunc double %val32 to half
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store half %val16, half addrspace(1)* %out
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ret void
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}
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