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      1 ; Test that we handle cmp (register) and cmp (immediate).
      2 
      3 ; REQUIRES: allow_dump
      4 
      5 ; Compile using standalone assembler.
      6 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --args -Om1 \
      7 ; RUN:   | FileCheck %s --check-prefix=ASM
      8 
      9 ; Show bytes in assembled standalone code.
     10 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --assemble --disassemble \
     11 ; RUN:   --args -Om1 | FileCheck %s --check-prefix=DIS
     12 
     13 ; Compile using integrated assembler.
     14 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --args -Om1 \
     15 ; RUN:   | FileCheck %s --check-prefix=IASM
     16 
     17 ; Show bytes in assembled integrated code.
     18 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --assemble --disassemble \
     19 ; RUN:   --args -Om1 | FileCheck %s --check-prefix=DIS
     20 
     21 define internal i32 @cmpEqI8(i32 %a, i32 %b) {
     22 ; ASM-LABEL:cmpEqI8:
     23 ; DIS-LABEL:00000000 <cmpEqI8>:
     24 ; IASM-LABEL:cmpEqI8:
     25 
     26 
     27 entry:
     28 ; ASM-NEXT:.LcmpEqI8$entry:
     29 ; IASM-NEXT:.LcmpEqI8$entry:
     30 
     31   %b.arg_trunc = trunc i32 %b to i8
     32   %a.arg_trunc = trunc i32 %a to i8
     33 
     34 ; ASM-NEXT:     sub     sp, sp, #24
     35 ; DIS-NEXT:   0:        e24dd018
     36 ; IASM-NEXT:    .byte 0x18
     37 ; IASM-NEXT:    .byte 0xd0
     38 ; IASM-NEXT:    .byte 0x4d
     39 ; IASM-NEXT:    .byte 0xe2
     40 
     41 ; ASM-NEXT:     str     r0, [sp, #20]
     42 ; ASM-NEXT:     # [sp, #20] = def.pseudo
     43 ; DIS-NEXT:   4:        e58d0014
     44 ; IASM-NEXT:    .byte 0x14
     45 ; IASM-NEXT:    .byte 0x0
     46 ; IASM-NEXT:    .byte 0x8d
     47 ; IASM-NEXT:    .byte 0xe5
     48 
     49 ; ASM-NEXT:     str     r1, [sp, #16]
     50 ; ASM-NEXT:     # [sp, #16] = def.pseudo
     51 ; DIS-NEXT:   8:        e58d1010
     52 ; IASM-NEXT:    .byte 0x10
     53 ; IASM-NEXT:    .byte 0x10
     54 ; IASM-NEXT:    .byte 0x8d
     55 ; IASM-NEXT:    .byte 0xe5
     56 
     57 ; ASM-NEXT:     ldr     r0, [sp, #16]
     58 ; DIS-NEXT:   c:        e59d0010
     59 ; IASM-NEXT:    .byte 0x10
     60 ; IASM-NEXT:    .byte 0x0
     61 ; IASM-NEXT:    .byte 0x9d
     62 ; IASM-NEXT:    .byte 0xe5
     63 
     64 ; ASM-NEXT:     strb    r0, [sp, #12]
     65 ; ASM-NEXT:     # [sp, #12] = def.pseudo
     66 ; DIS-NEXT:  10:       e5cd000c
     67 ; IASM-NEXT:    .byte 0xc
     68 ; IASM-NEXT:    .byte 0x0
     69 ; IASM-NEXT:    .byte 0xcd
     70 ; IASM-NEXT:    .byte 0xe5
     71 
     72 ; ASM-NEXT:     ldr     r0, [sp, #20]
     73 ; DIS-NEXT:  14:        e59d0014
     74 ; IASM-NEXT:    .byte 0x14
     75 ; IASM-NEXT:    .byte 0x0
     76 ; IASM-NEXT:    .byte 0x9d
     77 ; IASM-NEXT:    .byte 0xe5
     78 
     79 ; ASM-NEXT:     strb    r0, [sp, #8]
     80 ; ASM-NEXT:     # [sp, #8] = def.pseudo
     81 ; DIS-NEXT:  18:        e5cd0008
     82 ; IASM-NEXT:    .byte 0x8
     83 ; IASM-NEXT:    .byte 0x0
     84 ; IASM-NEXT:    .byte 0xcd
     85 ; IASM-NEXT:    .byte 0xe5
     86 
     87 ; ASM-NEXT:     mov     r0, #0
     88 ; DIS-NEXT:  1c:        e3a00000
     89 ; IASM-NEXT:    .byte 0x0
     90 ; IASM-NEXT:    .byte 0x0
     91 ; IASM-NEXT:    .byte 0xa0
     92 ; IASM-NEXT:    .byte 0xe3
     93 
     94 ; ASM-NEXT:     ldrb    r1, [sp, #8]
     95 ; DIS-NEXT:  20:        e5dd1008
     96 ; IASM-NEXT:    .byte 0x8
     97 ; IASM-NEXT:    .byte 0x10
     98 ; IASM-NEXT:    .byte 0xdd
     99 ; IASM-NEXT:    .byte 0xe5
    100 
    101 ; ASM-NEXT:     lsl     r1, r1, #24
    102 ; DIS-NEXT:  24:        e1a01c01
    103 ; IASM-NEXT:    .byte 0x1
    104 ; IASM-NEXT:    .byte 0x1c
    105 ; IASM-NEXT:    .byte 0xa0
    106 ; IASM-NEXT:    .byte 0xe1
    107 
    108 ; ASM-NEXT:     ldrb    r2, [sp, #12]
    109 ; DIS-NEXT:  28:        e5dd200c
    110 ; IASM-NEXT:    .byte 0xc
    111 ; IASM-NEXT:    .byte 0x20
    112 ; IASM-NEXT:    .byte 0xdd
    113 ; IASM-NEXT:    .byte 0xe5
    114 
    115 ; ******** CMP instruction test **************
    116 
    117   %cmp = icmp eq i8 %a.arg_trunc, %b.arg_trunc
    118 
    119 ; ASM-NEXT:        cmp     r1, r2, lsl #24
    120 ; DIS-NEXT:  2c:        e1510c02
    121 ; IASM-NEXT:    .byte 0x2
    122 ; IASM-NEXT:    .byte 0xc
    123 ; IASM-NEXT:    .byte 0x51
    124 ; IASM-NEXT:    .byte 0xe1
    125 
    126   %cmp.ret_ext = zext i1 %cmp to i32
    127   ret i32 %cmp.ret_ext
    128 }
    129 
    130 define internal i32 @cmpEqI32(i32 %a, i32 %b) {
    131 ; ASM-LABEL:cmpEqI32:
    132 ; DIS-LABEL:00000050 <cmpEqI32>:
    133 ; IASM-LABEL:cmpEqI32:
    134 
    135 entry:
    136 ; ASM-NEXT:.LcmpEqI32$entry:
    137 ; IASM-NEXT:.LcmpEqI32$entry:
    138 
    139 ; ASM-NEXT:     sub     sp, sp, #16
    140 ; DIS-NEXT:  50:        e24dd010
    141 ; IASM-NEXT:    .byte 0x10
    142 ; IASM-NEXT:    .byte 0xd0
    143 ; IASM-NEXT:    .byte 0x4d
    144 ; IASM-NEXT:    .byte 0xe2
    145 
    146 ; ASM-NEXT:     str     r0, [sp, #12]
    147 ; ASM-NEXT:     # [sp, #12] = def.pseudo
    148 ; DIS-NEXT:  54:        e58d000c
    149 ; IASM-NEXT:    .byte 0xc
    150 ; IASM-NEXT:    .byte 0x0
    151 ; IASM-NEXT:    .byte 0x8d
    152 ; IASM-NEXT:    .byte 0xe5
    153 
    154 ; ASM-NEXT:     str     r1, [sp, #8]
    155 ; ASM-NEXT:     # [sp, #8] = def.pseudo
    156 ; DIS-NEXT:  58:        e58d1008
    157 ; IASM-NEXT:    .byte 0x8
    158 ; IASM-NEXT:    .byte 0x10
    159 ; IASM-NEXT:    .byte 0x8d
    160 ; IASM-NEXT:    .byte 0xe5
    161 
    162 ; ASM-NEXT:     mov     r0, #0
    163 ; DIS-NEXT:  5c:        e3a00000
    164 ; IASM-NEXT:    .byte 0x0
    165 ; IASM-NEXT:    .byte 0x0
    166 ; IASM-NEXT:    .byte 0xa0
    167 ; IASM-NEXT:    .byte 0xe3
    168 
    169 ; ASM-NEXT:     ldr     r1, [sp, #12]
    170 ; DIS-NEXT:  60:        e59d100c
    171 ; IASM-NEXT:    .byte 0xc
    172 ; IASM-NEXT:    .byte 0x10
    173 ; IASM-NEXT:    .byte 0x9d
    174 ; IASM-NEXT:    .byte 0xe5
    175 
    176 ; ASM-NEXT:     ldr     r2, [sp, #8]
    177 ; DIS-NEXT:  64:        e59d2008
    178 ; IASM-NEXT:    .byte 0x8
    179 ; IASM-NEXT:    .byte 0x20
    180 ; IASM-NEXT:    .byte 0x9d
    181 ; IASM-NEXT:    .byte 0xe5
    182 
    183 ; ******** CMP instruction test **************
    184 
    185   %cmp = icmp eq i32 %a, %b
    186 
    187 ; ASM-NEXT:     cmp     r1, r2
    188 ; DIS-NEXT:  68:        e1510002
    189 ; IASM-NEXT:    .byte 0x2
    190 ; IASM-NEXT:    .byte 0x0
    191 ; IASM-NEXT:    .byte 0x51
    192 ; IASM-NEXT:    .byte 0xe1
    193 
    194   %cmp.ret_ext = zext i1 %cmp to i32
    195   ret i32 %cmp.ret_ext
    196 }
    197