21 lines
480 B
LLVM
21 lines
480 B
LLVM
; RUN: llc < %s -march=xcore | FileCheck %s
|
|
|
|
declare void @g()
|
|
declare i8* @llvm.stacksave() nounwind
|
|
declare void @llvm.stackrestore(i8*) nounwind
|
|
|
|
define void @f(i32** %p, i32 %size) {
|
|
allocas:
|
|
%0 = call i8* @llvm.stacksave()
|
|
%a = alloca i32, i32 %size
|
|
store i32* %a, i32** %p
|
|
call void @g()
|
|
call void @llvm.stackrestore(i8* %0)
|
|
ret void
|
|
}
|
|
; CHECK: f:
|
|
; CHECK: ldaw [[REGISTER:r[0-9]+]], {{r[0-9]+}}[-r1]
|
|
; CHECK: set sp, [[REGISTER]]
|
|
; CHECK: extsp 1
|
|
; CHECK: bl g
|