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Issue 1427023004: Add UDIV to ARM integrated assembler. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master
Patch Set: Remove tabs. Created 5 years, 1 month ago
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1 ; Show that we know how to translate sdiv 1 ; Show that we know how to translate udiv
2 2
3 ; NOTE: We use -O2 to get rid of memory stores. 3 ; NOTE: We use -O2 to get rid of memory stores.
4 4
5 ; REQUIRES: allow_dump 5 ; REQUIRES: allow_dump
6 6
7 ; Compile using standalone assembler. 7 ; Compile using standalone assembler.
8 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --args -O2 -mattr=hwdiv-arm \ 8 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --args -O2 -mattr=hwdiv-arm \
9 ; RUN: | FileCheck %s --check-prefix=ASM 9 ; RUN: | FileCheck %s --check-prefix=ASM
10 10
11 ; Show bytes in assembled standalone code. 11 ; Show bytes in assembled standalone code.
12 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --assemble --disassemble \ 12 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --assemble --disassemble \
13 ; RUN: --args -O2 -mattr=hwdiv-arm | FileCheck %s --check-prefix=DIS 13 ; RUN: --args -O2 -mattr=hwdiv-arm | FileCheck %s --check-prefix=DIS
14 14
15 ; Compile using integrated assembler. 15 ; Compile using integrated assembler.
16 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --args -O2 -mattr=hwdiv-arm \ 16 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --args -O2 -mattr=hwdiv-arm \
17 ; RUN: | FileCheck %s --check-prefix=IASM 17 ; RUN: | FileCheck %s --check-prefix=IASM
18 18
19 ; Show bytes in assembled integrated code. 19 ; Show bytes in assembled integrated code.
20 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --assemble --disassemble \ 20 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --assemble --disassemble \
21 ; RUN: --args -O2 -mattr=hwdiv-arm | FileCheck %s --check-prefix=DIS 21 ; RUN: --args -O2 -mattr=hwdiv-arm | FileCheck %s --check-prefix=DIS
22 22
23 define internal i32 @SdivTwoRegs(i32 %a, i32 %b) { 23 define internal i32 @UdivTwoRegs(i32 %a, i32 %b) {
24 %v = sdiv i32 %a, %b 24 %v = udiv i32 %a, %b
25 ret i32 %v 25 ret i32 %v
26 } 26 }
27 27
28 ; ASM-LABEL:SdivTwoRegs: 28 ; ASM-LABEL:UdivTwoRegs:
29 ; ASM-NEXT:.LSdivTwoRegs$__0: 29 ; ASM-NEXT:.LUdivTwoRegs$__0:
30 ; ASM-NEXT: tst r1, r1 30 ; ASM-NEXT: tst r1, r1
31 ; ASM-NEXT: bne .LSdivTwoRegs$local$__0 31 ; ASM-NEXT: bne .LUdivTwoRegs$local$__0
32 ; ASM-NEXT: .long 0xe7fedef0 32 ; ASM-NEXT: .long 0xe7fedef0
33 ; ASM-NEXT:.LSdivTwoRegs$local$__0: 33 ; ASM-NEXT:.LUdivTwoRegs$local$__0:
34 ; ASM-NEXT: sdiv r0, r0, r1 34 ; ASM-NEXT: udiv r0, r0, r1
35 ; ASM-NEXT: bx lr 35 ; ASM-NEXT: bx lr
36 36
37 ; DIS-LABEL:00000000 <SdivTwoRegs>: 37 ; DIS-LABEL:00000000 <UdivTwoRegs>:
38 ; DIS-NEXT: 0: e1110001 38 ; DIS-NEXT: 0: e1110001
39 ; DIS-NEXT: 4: 1a000000 39 ; DIS-NEXT: 4: 1a000000
40 ; DIS-NEXT: 8: e7fedef0 40 ; DIS-NEXT: 8: e7fedef0
41 ; DIS-NEXT: c: e710f110 41 ; DIS-NEXT: c: e730f110
42 ; DIS-NEXT: 10: e12fff1e 42 ; DIS-NEXT: 10: e12fff1e
43 43
44 ; IASM-LABEL:SdivTwoRegs: 44 ; IASM-LABEL:UdivTwoRegs:
45 ; IASM-NEXT:.LSdivTwoRegs$__0: 45 ; IASM-NEXT:.LUdivTwoRegs$__0:
46 ; IASM-NEXT: tst r1, r1 46 ; IASM-NEXT: tst r1, r1
47 ; IASM-NEXT: .byte 0x0 47 ; IASM-NEXT: .byte 0x0
48 ; IASM-NEXT: .byte 0x0 48 ; IASM-NEXT: .byte 0x0
49 ; IASM-NEXT: .byte 0x0 49 ; IASM-NEXT: .byte 0x0
50 ; IASM-NEXT: .byte 0x1a 50 ; IASM-NEXT: .byte 0x1a
51 ; IASM-NEXT: .long 0xe7fedef0 51 ; IASM-NEXT: .long 0xe7fedef0
52 ; IASM-NEXT: .byte 0x10 52 ; IASM-NEXT: .byte 0x10
53 ; IASM-NEXT: .byte 0xf1 53 ; IASM-NEXT: .byte 0xf1
54 ; IASM-NEXT: .byte 0x10 54 ; IASM-NEXT: .byte 0x30
55 ; IASM-NEXT: .byte 0xe7 55 ; IASM-NEXT: .byte 0xe7
56 ; IASM-NEXT: .byte 0x1e 56 ; IASM-NEXT: .byte 0x1e
57 ; IASM-NEXT: .byte 0xff 57 ; IASM-NEXT: .byte 0xff
58 ; IASM-NEXT: .byte 0x2f 58 ; IASM-NEXT: .byte 0x2f
59 ; IASM-NEXT: .byte 0xe1 59 ; IASM-NEXT: .byte 0xe1
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