forked from OSchip/llvm-project
77 lines
2.1 KiB
LLVM
77 lines
2.1 KiB
LLVM
; RUN: llc < %s -mtriple=aarch64-linux-gnu | FileCheck %s
|
|
|
|
define win64cc void @pass_va(i32 %count, ...) nounwind {
|
|
entry:
|
|
; CHECK: str x30, [sp, #-80]!
|
|
; CHECK: add x8, sp, #24
|
|
; CHECK: add x0, sp, #24
|
|
; CHECK: stp x6, x7, [sp, #64]
|
|
; CHECK: stp x4, x5, [sp, #48]
|
|
; CHECK: stp x2, x3, [sp, #32]
|
|
; CHECK: str x1, [sp, #24]
|
|
; CHECK: str x8, [sp, #8]
|
|
; CHECK: bl other_func
|
|
; CHECK: ldr x30, [sp], #80
|
|
; CHECK: ret
|
|
%ap = alloca i8*, align 8
|
|
%ap1 = bitcast i8** %ap to i8*
|
|
call void @llvm.va_start(i8* %ap1)
|
|
%ap2 = load i8*, i8** %ap, align 8
|
|
call void @other_func(i8* %ap2)
|
|
ret void
|
|
}
|
|
|
|
declare void @other_func(i8*) local_unnamed_addr
|
|
|
|
declare void @llvm.va_start(i8*) nounwind
|
|
declare void @llvm.va_copy(i8*, i8*) nounwind
|
|
|
|
; CHECK-LABEL: f9:
|
|
; CHECK: sub sp, sp, #16
|
|
; CHECK: add x8, sp, #24
|
|
; CHECK: add x0, sp, #24
|
|
; CHECK: str x8, [sp, #8]
|
|
; CHECK: add sp, sp, #16
|
|
; CHECK: ret
|
|
define win64cc i8* @f9(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, i64 %a7, i64 %a8, ...) nounwind {
|
|
entry:
|
|
%ap = alloca i8*, align 8
|
|
%ap1 = bitcast i8** %ap to i8*
|
|
call void @llvm.va_start(i8* %ap1)
|
|
%ap2 = load i8*, i8** %ap, align 8
|
|
ret i8* %ap2
|
|
}
|
|
|
|
; CHECK-LABEL: f8:
|
|
; CHECK: sub sp, sp, #16
|
|
; CHECK: add x8, sp, #16
|
|
; CHECK: add x0, sp, #16
|
|
; CHECK: str x8, [sp, #8]
|
|
; CHECK: add sp, sp, #16
|
|
; CHECK: ret
|
|
define win64cc i8* @f8(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, i64 %a7, ...) nounwind {
|
|
entry:
|
|
%ap = alloca i8*, align 8
|
|
%ap1 = bitcast i8** %ap to i8*
|
|
call void @llvm.va_start(i8* %ap1)
|
|
%ap2 = load i8*, i8** %ap, align 8
|
|
ret i8* %ap2
|
|
}
|
|
|
|
; CHECK-LABEL: f7:
|
|
; CHECK: sub sp, sp, #32
|
|
; CHECK: add x8, sp, #24
|
|
; CHECK: str x7, [sp, #24]
|
|
; CHECK: add x0, sp, #24
|
|
; CHECK: str x8, [sp, #8]
|
|
; CHECK: add sp, sp, #32
|
|
; CHECK: ret
|
|
define win64cc i8* @f7(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, ...) nounwind {
|
|
entry:
|
|
%ap = alloca i8*, align 8
|
|
%ap1 = bitcast i8** %ap to i8*
|
|
call void @llvm.va_start(i8* %ap1)
|
|
%ap2 = load i8*, i8** %ap, align 8
|
|
ret i8* %ap2
|
|
}
|