File: hilo-addressing.s

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16.1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,388 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (42 lines) | stat: -rw-r--r-- 1,281 bytes parent folder | download | duplicates (14)
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
# RUN: llvm-mc -show-encoding -triple mips-unknown-unknown %s \
# RUN:  | FileCheck %s -check-prefix=CHECK-ENC

# RUN: llvm-mc -filetype=obj -triple=mipsel-unknown-linux %s \
# RUN:  | llvm-objdump -disassemble - | FileCheck %s -check-prefix=CHECK-INSTR

# RUN: llvm-mc -filetype=obj -triple=mipsel-unknown-linux %s \
# RUN:  | llvm-readobj -r | FileCheck %s -check-prefix=CHECK-REL


# Check that 1 is added to the high 16 bits if bit 15 of the low part is 1.

        .equ    addr, 0xdeadbeef
        lui     $4, %hi(addr)
        lb      $2, %lo(addr)($4)
# CHECK-ENC: # encoding: [0x3c,0x04,0xde,0xae]
# CHECK-ENC: # encoding: [0x80,0x82,0xbe,0xef]


# Check that assembler can handle %hi(label1 - label2) and %lo(label1 - label2)
# expressions.

$L1:
        # Emit zeros so that difference between $L3 and $L1 is 0x30124 bytes.
        .fill 0x30124-8
$L2:
        lui     $4, %hi($L3-$L1)
        addiu   $4, $4, %lo($L3-$L1)
# CHECK-INSTR:    lui     $4, 3
# CHECK-INSTR:    addiu   $4, $4, 292

$L3:
        lui     $5, %hi($L2-$L3)
        lw      $5, %lo($L2-$L3)($5)
# CHECK-INSTR:    lui     $5, 0
# CHECK-INSTR:    lw      $5, -8($5)


# Check that relocation isn't emitted for %hi(label1 - label2) and
# %lo(label1 - label2) expressions.

# CHECK-REL-NOT:    R_MIPS