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https://github.com/c64scene-ar/llvm-6502.git
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8f9c5cca4f
variable sized alloca. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138433 91177308-0d34-0410-b5e6-96231b3b80d8
21 lines
478 B
LLVM
21 lines
478 B
LLVM
; RUN: llc < %s -march=xcore | FileCheck %s
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declare void @g()
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declare i8* @llvm.stacksave() nounwind
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declare void @llvm.stackrestore(i8*) nounwind
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define void @f(i32** %p, i32 %size) {
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allocas:
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%0 = call i8* @llvm.stacksave()
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%a = alloca i32, i32 %size
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store i32* %a, i32** %p
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call void @g()
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call void @llvm.stackrestore(i8* %0)
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ret void
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}
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; CHECK: f:
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; CHECK: ldaw [[REGISTER:r[0-9]+]], {{r[0-9]+}}[-r1]
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; CHECK: set sp, [[REGISTER]]
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; CHECK extsp 1
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; CHECK bl g
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