75 lines
2.0 KiB
LLVM
75 lines
2.0 KiB
LLVM
; RUN: llc < %s -mtriple=thumbv7-apple-ios7.0 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-OLD
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; RUN: llc < %s -mtriple=thumbv7s-apple-ios7.0 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-F16
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; RUN: llc < %s -mtriple=thumbv8-apple-ios7.0 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-V8
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define void @test_load_store(half* %in, half* %out) {
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; CHECK-LABEL: test_load_store:
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; CHECK: ldrh [[TMP:r[0-9]+]], [r0]
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; CHECK: strh [[TMP]], [r1]
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%val = load half, half* %in
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store half %val, half* %out
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ret void
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}
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define i16 @test_bitcast_from_half(half* %addr) {
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; CHECK-LABEL: test_bitcast_from_half:
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; CHECK: ldrh r0, [r0]
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%val = load half, half* %addr
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%val_int = bitcast half %val to i16
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ret i16 %val_int
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}
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define void @test_bitcast_to_half(half* %addr, i16 %in) {
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; CHECK-LABEL: test_bitcast_to_half:
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; CHECK: strh r1, [r0]
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%val_fp = bitcast i16 %in to half
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store half %val_fp, half* %addr
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ret void
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}
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define float @test_extend32(half* %addr) {
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; CHECK-LABEL: test_extend32:
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; CHECK-OLD: b.w ___extendhfsf2
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; CHECK-F16: vcvtb.f32.f16
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; CHECK-V8: vcvtb.f32.f16
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%val16 = load half, half* %addr
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%val32 = fpext half %val16 to float
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ret float %val32
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}
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define double @test_extend64(half* %addr) {
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; CHECK-LABEL: test_extend64:
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; CHECK-OLD: bl ___extendhfsf2
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; CHECK-OLD: vcvt.f64.f32
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; CHECK-F16: vcvtb.f32.f16
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; CHECK-F16: vcvt.f64.f32
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; CHECK-V8: vcvtb.f64.f16
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%val16 = load half, half* %addr
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%val32 = fpext half %val16 to double
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ret double %val32
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}
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define void @test_trunc32(float %in, half* %addr) {
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; CHECK-LABEL: test_trunc32:
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; CHECK-OLD: bl ___truncsfhf2
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; CHECK-F16: vcvtb.f16.f32
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; CHECK-V8: vcvtb.f16.f32
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%val16 = fptrunc float %in to half
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store half %val16, half* %addr
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ret void
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}
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define void @test_trunc64(double %in, half* %addr) {
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; CHECK-LABEL: test_trunc64:
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; CHECK-OLD: bl ___truncdfhf2
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; CHECK-F16: bl ___truncdfhf2
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; CHECK-V8: vcvtb.f16.f64
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%val16 = fptrunc double %in to half
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store half %val16, half* %addr
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ret void
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}
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