source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/ARM/minsize-imms.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 1.8 KB
Line 
1; RUN: llc -mtriple=thumbv7m-macho -o - -show-mc-encoding %s | FileCheck %s
2; RUN: llc -mtriple=thumbv6m-macho -o - -show-mc-encoding %s | FileCheck %s --check-prefix=CHECK-V6M
3; RUN: llc -mtriple=armv6-macho -o - -show-mc-encoding %s | FileCheck %s --check-prefix=CHECK-ARM
4define i32 @test_mov() minsize {
5; CHECK-LABEL: test_mov:
6; CHECK: movs r0, #255 @ encoding: [0xff,0x20]
7
8  ret i32 255
9}
10
11define i32 @test_mov_mvn() minsize {
12; CHECK-LABEL: test_mov_mvn:
13; CHECK: mvn r0, #203 @ encoding: [0x6f,0xf0,0xcb,0x00]
14
15; CHECK-V6M-LABEL: test_mov_mvn:
16; CHECK-V6M: movs [[TMP:r[0-7]]], #203 @ encoding: [0xcb,0x20]
17; CHECK-V6M: mvns r0, [[TMP]] @ encoding: [0xc0,0x43]
18
19; CHECK-ARM-LABEL: test_mov_mvn:
20; CHECK-ARM: mvn r0, #203 @ encoding: [0xcb,0x00,0xe0,0xe3]
21  ret i32 4294967092
22}
23
24define i32 @test_mov_lsl() minsize {
25; CHECK-LABEL: test_mov_lsl:
26; CHECK: mov.w r0, #589824 @ encoding: [0x4f,0xf4,0x10,0x20]
27
28; CHECK-V6M-LABEL: test_mov_lsl:
29; CHECK-V6M: movs [[TMP:r[0-7]]], #9 @ encoding: [0x09,0x20]
30; CHECK-V6M: lsls r0, [[TMP]], #16 @ encoding: [0x00,0x04]
31
32; CHECK-ARM-LABEL: test_mov_lsl:
33; CHECK-ARM: mov r0, #589824 @ encoding: [0x09,0x08,0xa0,0xe3]
34  ret i32 589824
35}
36
37define i32 @test_movw() minsize {
38; CHECK-LABEL: test_movw:
39; CHECK: movw r0, #65535
40
41; CHECK-V6M-LABEL: test_movw:
42; CHECK-V6M: ldr r0, [[CONSTPOOL:LCPI[0-9]+_[0-9]+]] @ encoding: [A,0x48]
43; CHECK-V6M: [[CONSTPOOL]]:
44; CHECK-V6M-NEXT: .long 65535
45
46; CHECK-ARM-LABEL: test_movw:
47; CHECK-ARM: mov r0, #255 @ encoding: [0xff,0x00,0xa0,0xe3]
48; CHECK-ARM: orr r0, r0, #65280 @ encoding: [0xff,0x0c,0x80,0xe3]
49 ret i32 65535
50}
51
52define i32 @test_regress1() {
53; CHECK-ARM-LABEL: test_regress1:
54; CHECK-ARM: mov r0, #248 @ encoding: [0xf8,0x00,0xa0,0xe3]
55; CHECK-ARM: orr r0, r0, #16252928 @ encoding: [0x3e,0x07,0x80,0xe3]
56  ret i32 16253176
57}
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