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https://github.com/RPCS3/llvm.git
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bc5bb8c0ae
since bpf instruction set was introduced people learned to read and understand kernel verifier output whereas llvm asm output stayed obscure and unknown. Convert llvm to emit assembler text similar to kernel to avoid this discrepancy Signed-off-by: Alexei Starovoitov <ast@kernel.org> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@287300 91177308-0d34-0410-b5e6-96231b3b80d8
29 lines
597 B
LLVM
29 lines
597 B
LLVM
; RUN: llc < %s -march=bpfel | FileCheck %s
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define i32 @test0(i32 %X) {
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%tmp.1 = add i32 %X, 1
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ret i32 %tmp.1
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; CHECK-LABEL: test0:
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; CHECK: r1 += 1
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}
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; CHECK-LABEL: store_imm:
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; CHECK: *(u32 *)(r1 + 0) = r{{[03]}}
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; CHECK: *(u32 *)(r2 + 4) = r{{[03]}}
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define i32 @store_imm(i32* %a, i32* %b) {
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entry:
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store i32 0, i32* %a, align 4
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%0 = getelementptr inbounds i32, i32* %b, i32 1
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store i32 0, i32* %0, align 4
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ret i32 0
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}
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@G = external global i8
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define zeroext i8 @loadG() {
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%tmp = load i8, i8* @G
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ret i8 %tmp
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; CHECK-LABEL: loadG:
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; CHECK: r1 =
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; CHECK: r0 = *(u8 *)(r1 + 0)
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}
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