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; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -homogeneous-prolog-epilog| FileCheck %s
; RUN: llc < %s -mtriple=aarch64-unknown-linux-gnu -homogeneous-prolog-epilog | FileCheck %s --check-prefixes=CHECK-LINUX
; CHECK-LABEL: __Z3hooii:
; CHECK: stp x29, x30, [sp, #-16]!
; CHECK-NEXT: bl _OUTLINED_FUNCTION_PROLOG_x30x29x19x20x21x22
; CHECK: bl __Z3gooi
; CHECK: bl __Z3gooi
; CHECK: bl _OUTLINED_FUNCTION_EPILOG_x30x29x19x20x21x22
; CHECK-NEXT: b __Z3gooi
; CHECK-LINUX-LABEL: _Z3hooii:
; CHECK-LINUX: stp x29, x30, [sp, #-48]!
; CHECK-LINUX-NEXT: bl OUTLINED_FUNCTION_PROLOG_x19x20x21x22x30x29
; CHECK-LINUX: bl _Z3gooi
; CHECK-LINUX: bl _Z3gooi
; CHECK-LINUX: bl OUTLINED_FUNCTION_EPILOG_x19x20x21x22x30x29
; CHECK-LINUX-NEXT: b _Z3gooi
define i32 @_Z3hooii(i32 %b, i32 %a) nounwind ssp minsize {
%1 = tail call i32 @_Z3gooi(i32 %b)
%2 = tail call i32 @_Z3gooi(i32 %a)
%3 = add i32 %a, %b
%4 = add i32 %3, %1
%5 = add i32 %4, %2
%6 = tail call i32 @_Z3gooi(i32 %5)
ret i32 %6
}
declare i32 @_Z3gooi(i32);
; CHECK-LABEL: _foo:
; CHECK: sub sp, sp, #16
; CHECK: bl _goo
; CHECK: add sp, sp, #16
define i32 @foo(i32 %c) nounwind minsize {
entry:
%buffer = alloca [1 x i32], align 4
%0 = bitcast [1 x i32]* %buffer to i8*
call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull %0)
%arraydecay = getelementptr inbounds [1 x i32], [1 x i32]* %buffer, i64 0, i64 0
%call = call i32 @goo(i32* nonnull %arraydecay)
%sub = sub nsw i32 %c, %call
call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %0)
ret i32 %sub
}
declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture)
declare i32 @goo(i32*)
declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture)
; CHECK-LABEL: _OUTLINED_FUNCTION_PROLOG_x30x29x19x20x21x22:
; CHECK: stp x22, x21, [sp, #-32]!
; CHECK-NEXT: stp x20, x19, [sp, #16]
; CHECK-NEXT: ret
; CHECK-LABEL: _OUTLINED_FUNCTION_EPILOG_x30x29x19x20x21x22:
; CHECK: mov x16, x30
; CHECK-NEXT: ldp x29, x30, [sp, #32]
; CHECK-NEXT: ldp x20, x19, [sp, #16]
; CHECK-NEXT: ldp x22, x21, [sp], #48
; CHECK-NEXT: ret x16
; CHECK-LINUX-LABEL: OUTLINED_FUNCTION_PROLOG_x19x20x21x22x30x29:
; CHECK-LINUX: stp x22, x21, [sp, #16]
; CHECK-LINUX-NEXT: stp x20, x19, [sp, #32]
; CHECK-LINUX-NEXT: ret
; CHECK-LINUX-LABEL: OUTLINED_FUNCTION_EPILOG_x19x20x21x22x30x29:
; CHECK-LINUX: mov x16, x30
; CHECK-LINUX-NEXT: ldp x20, x19, [sp, #32]
; CHECK-LINUX-NEXT: ldp x22, x21, [sp, #16]
; CHECK-LINUX-NEXT: ldp x29, x30, [sp], #48
; CHECK-LINUX-NEXT: ret x16
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