mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-22 07:32:48 +00:00
e90a3bcae1
Patch by Sasa Stankovic. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167548 91177308-0d34-0410-b5e6-96231b3b80d8
64 lines
1.5 KiB
LLVM
64 lines
1.5 KiB
LLVM
; RUN: llc -march=mipsel -mcpu=mips32 < %s | FileCheck %s
|
|
; RUN: llc -march=mips64el -mcpu=mips64 < %s | \
|
|
; RUN: FileCheck %s -check-prefix=CHECK-MIPS64
|
|
|
|
declare i8* @llvm.eh.dwarf.cfa(i32) nounwind
|
|
declare i8* @llvm.frameaddress(i32) nounwind readnone
|
|
|
|
define i8* @f1() nounwind {
|
|
entry:
|
|
%x = alloca [32 x i8], align 1
|
|
%0 = call i8* @llvm.eh.dwarf.cfa(i32 0)
|
|
ret i8* %0
|
|
|
|
; CHECK: addiu $sp, $sp, -32
|
|
; CHECK: addiu $2, $sp, 32
|
|
}
|
|
|
|
|
|
define i8* @f2() nounwind {
|
|
entry:
|
|
%x = alloca [65536 x i8], align 1
|
|
%0 = call i8* @llvm.eh.dwarf.cfa(i32 0)
|
|
ret i8* %0
|
|
|
|
; check stack size (65536 + 8)
|
|
; CHECK: lui $[[R0:[a-z0-9]+]], 65535
|
|
; CHECK: addiu $[[R0]], $[[R0]], -8
|
|
; CHECK: addu $sp, $sp, $[[R0]]
|
|
|
|
; check return value ($sp + stack size)
|
|
; CHECK: lui $[[R1:[a-z0-9]+]], 1
|
|
; CHECK: addu $[[R1]], $sp, $[[R1]]
|
|
; CHECK: addiu $2, $[[R1]], 8
|
|
}
|
|
|
|
|
|
define i32 @f3() nounwind {
|
|
entry:
|
|
%x = alloca [32 x i8], align 1
|
|
%0 = call i8* @llvm.eh.dwarf.cfa(i32 0)
|
|
%1 = ptrtoint i8* %0 to i32
|
|
%2 = call i8* @llvm.frameaddress(i32 0)
|
|
%3 = ptrtoint i8* %2 to i32
|
|
%add = add i32 %1, %3
|
|
ret i32 %add
|
|
|
|
; CHECK: addiu $sp, $sp, -40
|
|
|
|
; check return value ($fp + stack size + $fp)
|
|
; CHECK: addiu $[[R0:[a-z0-9]+]], $fp, 40
|
|
; CHECK: addu $2, $[[R0]], $fp
|
|
}
|
|
|
|
|
|
define i8* @f4() nounwind {
|
|
entry:
|
|
%x = alloca [32 x i8], align 1
|
|
%0 = call i8* @llvm.eh.dwarf.cfa(i32 0)
|
|
ret i8* %0
|
|
|
|
; CHECK-MIPS64: daddiu $sp, $sp, -32
|
|
; CHECK-MIPS64: daddiu $2, $sp, 32
|
|
}
|