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32 lines
1.0 KiB
LLVM
32 lines
1.0 KiB
LLVM
; RUN: llc -mtriple=x86_64-pc-linux -mcpu=corei7 < %s | FileCheck -check-prefix=CORE_LP64 %s
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; RUN: llc -mtriple=x86_64-pc-linux -mcpu=atom < %s | FileCheck -check-prefix=ATOM_LP64 %s
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; RUN: llc -mtriple=x86_64-pc-linux-gnux32 -mcpu=corei7 < %s | FileCheck -check-prefix=CORE_ILP32 %s
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; RUN: llc -mtriple=x86_64-pc-linux-gnux32 -mcpu=atom < %s | FileCheck -check-prefix=ATOM_ILP32 %s
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define i32 @bar(i32 %a) nounwind {
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entry:
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%arr = alloca [400 x i32], align 16
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; There is a 2x2 variation matrix here:
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; Atoms use LEA to update the SP. Opcode bitness depends on data model.
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; Cores use sub/add to update the SP. Opcode bitness depends on data model.
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; CORE_LP64: subq $1608
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; CORE_ILP32: subl $1608
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; ATOM_LP64: leaq -1608
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; ATOM_ILP32: leal -1608
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%arraydecay = getelementptr inbounds [400 x i32]* %arr, i64 0, i64 0
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%call = call i32 @foo(i32 %a, i32* %arraydecay) nounwind
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ret i32 %call
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; CORE_LP64: addq $1608
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; CORE_ILP32: addl $1608
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; ATOM_LP64: leaq 1608
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; ATOM_ILP32: leal 1608
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}
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declare i32 @foo(i32, i32*)
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