pointers.ll
1.59 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
; RUN: llc -O0 -mtriple=mipsel-linux-gnu -global-isel -stop-after=irtranslator -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
define i32 @ptr_arg_in_regs(i32* %p) {
; MIPS32-LABEL: name: ptr_arg_in_regs
; MIPS32: bb.1.entry:
; MIPS32: liveins: $a0
; MIPS32: [[COPY:%[0-9]+]]:_(p0) = COPY $a0
; MIPS32: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p0) :: (load 4 from %ir.p)
; MIPS32: $v0 = COPY [[LOAD]](s32)
; MIPS32: RetRA implicit $v0
entry:
%0 = load i32, i32* %p
ret i32 %0
}
define i32 @ptr_arg_on_stack(i32 %x1, i32 %x2, i32 %x3, i32 %x4, i32* %p) {
; MIPS32-LABEL: name: ptr_arg_on_stack
; MIPS32: bb.1.entry:
; MIPS32: liveins: $a0, $a1, $a2, $a3
; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2
; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY $a3
; MIPS32: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0
; MIPS32: [[LOAD:%[0-9]+]]:_(p0) = G_LOAD [[FRAME_INDEX]](p0) :: (load 4 from %fixed-stack.0, align 8)
; MIPS32: [[LOAD1:%[0-9]+]]:_(s32) = G_LOAD [[LOAD]](p0) :: (load 4 from %ir.p)
; MIPS32: $v0 = COPY [[LOAD1]](s32)
; MIPS32: RetRA implicit $v0
entry:
%0 = load i32, i32* %p
ret i32 %0
}
define i8* @ret_ptr(i8* %p) {
; MIPS32-LABEL: name: ret_ptr
; MIPS32: bb.1.entry:
; MIPS32: liveins: $a0
; MIPS32: [[COPY:%[0-9]+]]:_(p0) = COPY $a0
; MIPS32: $v0 = COPY [[COPY]](p0)
; MIPS32: RetRA implicit $v0
entry:
ret i8* %p
}