mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-01 04:29:57 +00:00
MipsSEFrameLowering. Implement MipsSEFrameLowering::hasReservedCallFrame. Call frames will not be reserved if there is a call with a large call frame or there are variable sized objects on the stack. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161090 91177308-0d34-0410-b5e6-96231b3b80d8
23 lines
707 B
LLVM
23 lines
707 B
LLVM
; RUN: llc -march=mipsel -mcpu=mips32r2 < %s | FileCheck %s
|
|
|
|
%struct.S1 = type { [65536 x i8] }
|
|
|
|
@s1 = external global %struct.S1
|
|
|
|
define void @f() nounwind {
|
|
entry:
|
|
; CHECK: lui $at, 65535
|
|
; CHECK: addiu $at, $at, -16
|
|
; CHECK: addu $sp, $sp, $at
|
|
|
|
%agg.tmp = alloca %struct.S1, align 1
|
|
%tmp = getelementptr inbounds %struct.S1* %agg.tmp, i32 0, i32 0, i32 0
|
|
call void @llvm.memcpy.p0i8.p0i8.i32(i8* %tmp, i8* getelementptr inbounds (%struct.S1* @s1, i32 0, i32 0, i32 0), i32 65536, i32 1, i1 false)
|
|
call void @f2(%struct.S1* byval %agg.tmp) nounwind
|
|
ret void
|
|
}
|
|
|
|
declare void @f2(%struct.S1* byval)
|
|
|
|
declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
|