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https://github.com/c64scene-ar/llvm-6502.git
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0d3c8d5d16
Removed extra stack frame object for fixed byval arguments, VarArgsStyleRegisters invocation was reworked due to some improper usage in past. PR14099 also demonstrates it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166273 91177308-0d34-0410-b5e6-96231b3b80d8
30 lines
686 B
LLVM
30 lines
686 B
LLVM
; RUN: llc < %s -mtriple=armv7-linux-gnueabi | FileCheck %s
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%struct.s = type { [4 x i32] }
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@v = constant %struct.s zeroinitializer;
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declare void @f(%struct.s* %p);
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; CHECK: t:
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define void @t(i32 %a, %struct.s* byval %s) nounwind {
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entry:
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; Here we need to only check proper start address of restored %s argument.
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; CHECK: sub sp, sp, #16
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; CHECK: push {r11, lr}
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; CHECK: add r0, sp, #12
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; CHECK: stm r0, {r1, r2, r3}
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; CHECK: add r0, sp, #12
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; CHECK-NEXT: bl f
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call void @f(%struct.s* %s)
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ret void
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}
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; CHECK: caller:
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define void @caller() {
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; CHECK: ldm r0, {r1, r2, r3}
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call void @t(i32 0, %struct.s* @v);
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ret void
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}
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