mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-01 00:11:00 +00:00
b9350315d2
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85208 91177308-0d34-0410-b5e6-96231b3b80d8
72 lines
1.4 KiB
LLVM
72 lines
1.4 KiB
LLVM
; RUN: llc < %s -march=arm | FileCheck %s
|
|
|
|
define i32 @f1(i32* %v) {
|
|
; CHECK: f1:
|
|
; CHECK: ldr r0
|
|
entry:
|
|
%tmp = load i32* %v
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i32 @f2(i32* %v) {
|
|
; CHECK: f2:
|
|
; CHECK: ldr r0
|
|
entry:
|
|
%tmp2 = getelementptr i32* %v, i32 1023
|
|
%tmp = load i32* %tmp2
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i32 @f3(i32* %v) {
|
|
; CHECK: f3:
|
|
; CHECK: mov
|
|
; CHECK: ldr r0
|
|
entry:
|
|
%tmp2 = getelementptr i32* %v, i32 1024
|
|
%tmp = load i32* %tmp2
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i32 @f4(i32 %base) {
|
|
; CHECK: f4:
|
|
; CHECK-NOT: mvn
|
|
; CHECK: ldr r0
|
|
entry:
|
|
%tmp1 = sub i32 %base, 128
|
|
%tmp2 = inttoptr i32 %tmp1 to i32*
|
|
%tmp3 = load i32* %tmp2
|
|
ret i32 %tmp3
|
|
}
|
|
|
|
define i32 @f5(i32 %base, i32 %offset) {
|
|
; CHECK: f5:
|
|
; CHECK: ldr r0
|
|
entry:
|
|
%tmp1 = add i32 %base, %offset
|
|
%tmp2 = inttoptr i32 %tmp1 to i32*
|
|
%tmp3 = load i32* %tmp2
|
|
ret i32 %tmp3
|
|
}
|
|
|
|
define i32 @f6(i32 %base, i32 %offset) {
|
|
; CHECK: f6:
|
|
; CHECK: ldr r0{{.*}}lsl{{.*}}
|
|
entry:
|
|
%tmp1 = shl i32 %offset, 2
|
|
%tmp2 = add i32 %base, %tmp1
|
|
%tmp3 = inttoptr i32 %tmp2 to i32*
|
|
%tmp4 = load i32* %tmp3
|
|
ret i32 %tmp4
|
|
}
|
|
|
|
define i32 @f7(i32 %base, i32 %offset) {
|
|
; CHECK: f7:
|
|
; CHECK: ldr r0{{.*}}lsr{{.*}}
|
|
entry:
|
|
%tmp1 = lshr i32 %offset, 2
|
|
%tmp2 = add i32 %base, %tmp1
|
|
%tmp3 = inttoptr i32 %tmp2 to i32*
|
|
%tmp4 = load i32* %tmp3
|
|
ret i32 %tmp4
|
|
}
|