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24 lines
601 B
LLVM
24 lines
601 B
LLVM
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; RUN: llc < %s -mtriple=thumbv7-apple-darwin | FileCheck %s
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; Use sp, #imm to lower frame indices when the offset is multiple of 4
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; and in the range of 0-1020. This saves code size by utilizing
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; 16-bit instructions.
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; rdar://9321541
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define i32 @t() nounwind {
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entry:
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; CHECK: t:
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; CHECK: sub sp, #12
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; CHECK-NOT: sub
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; CHECK: add r0, sp, #4
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; CHECK: add r1, sp, #8
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; CHECK: mov r2, sp
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%size = alloca i32, align 4
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%count = alloca i32, align 4
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%index = alloca i32, align 4
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%0 = call i32 @foo(i32* %count, i32* %size, i32* %index) nounwind
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ret i32 %0
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}
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declare i32 @foo(i32*, i32*, i32*)
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