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https://github.com/c64scene-ar/llvm-6502.git
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8ffc5ca532
loading immediate into register is cheap, so take advantage of remat. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@233666 91177308-0d34-0410-b5e6-96231b3b80d8
29 lines
582 B
LLVM
29 lines
582 B
LLVM
; RUN: llc < %s -march=bpf | 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: addi r1, 1
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}
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; CHECK-LABEL: store_imm:
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; CHECK: stw 0(r1), r{{[03]}}
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; CHECK: stw 4(r2), 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: ld_64 r1
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; CHECK: ldb r0, 0(r1)
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}
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