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https://github.com/c64scene-ar/llvm-6502.git
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28 lines
937 B
LLVM
28 lines
937 B
LLVM
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; RUN: llc < %s -march=x86-64 -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 -mattr=-f16c | FileCheck %s -check-prefix=CHECK -check-prefix=CHECK-LIBCALL
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; RUN: llc < %s -march=x86-64 -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 -mattr=+f16c | FileCheck %s -check-prefix=CHECK -check-prefix=CHECK-F16C
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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: movw (%rdi), [[TMP:%[a-z0-9]+]]
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; CHECK: movw [[TMP]], (%rsi)
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%val = load 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: movzwl (%rdi), %eax
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%val = load 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: movw %si, (%rdi)
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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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