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https://github.com/c64scene-ar/llvm-6502.git
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50 lines
1.4 KiB
LLVM
50 lines
1.4 KiB
LLVM
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; RUN: llc -O0 -disable-fp-elim -mtriple=powerpc-unknown-linux-gnu < %s | FileCheck %s -check-prefix=PPC32
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; RUN: llc -O0 -disable-fp-elim -mtriple=powerpc64-unknown-linux-gnu < %s | FileCheck %s -check-prefix=PPC64
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declare void @foo()
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define i32 @test_cr2() nounwind {
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entry:
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%ret = alloca i32, align 4
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%0 = call i32 asm sideeffect "\0A\09mtcr $4\0A\09cmp 2,$2,$1\0A\09mfcr $0", "=r,r,r,r,r,~{cr2}"(i32 1, i32 2, i32 3, i32 0) nounwind
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store i32 %0, i32* %ret, align 4
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call void @foo()
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%1 = load i32* %ret, align 4
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ret i32 %1
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}
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; PPC32: mfcr 12
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; PPC32-NEXT: stw 12, {{[0-9]+}}(31)
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; PPC32: lwz 12, {{[0-9]+}}(31)
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; PPC32-NEXT: mtcrf 32, 12
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; PPC64: mfcr 12
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; PPC64-NEXT: stw 12, 8(1)
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; PPC64: lwz 12, 8(1)
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; PPC64-NEXT: mtcrf 32, 12
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define i32 @test_cr234() nounwind {
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entry:
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%ret = alloca i32, align 4
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%0 = call i32 asm sideeffect "\0A\09mtcr $4\0A\09cmp 2,$2,$1\0A\09cmp 3,$2,$2\0A\09cmp 4,$2,$3\0A\09mfcr $0", "=r,r,r,r,r,~{cr2},~{cr3},~{cr4}"(i32 1, i32 2, i32 3, i32 0) nounwind
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store i32 %0, i32* %ret, align 4
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call void @foo()
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%1 = load i32* %ret, align 4
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ret i32 %1
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}
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; PPC32: mfcr 12
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; PPC32-NEXT: stw 12, {{[0-9]+}}(31)
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; PPC32: lwz 12, {{[0-9]+}}(31)
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; PPC32-NEXT: mtcrf 32, 12
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; PPC32-NEXT: mtcrf 16, 12
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; PPC32-NEXT: mtcrf 8, 12
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; PPC64: mfcr 12
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; PPC64-NEXT: stw 12, 8(1)
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; PPC64: lwz 12, 8(1)
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; PPC64-NEXT: mtcrf 32, 12
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; PPC64-NEXT: mtcrf 16, 12
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; PPC64-NEXT: mtcrf 8, 12
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