Coverage Report

Created: 2026-06-14 06:25

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/src/Python-3.8.3/Python/wordcode_helpers.h
Line
Count
Source
1
/* This file contains code shared by the compiler and the peephole
2
   optimizer.
3
 */
4
5
#ifdef WORDS_BIGENDIAN
6
#  define PACKOPARG(opcode, oparg) ((_Py_CODEUNIT)(((opcode) << 8) | (oparg)))
7
#else
8
2.11k
#  define PACKOPARG(opcode, oparg) ((_Py_CODEUNIT)(((oparg) << 8) | (opcode)))
9
#endif
10
11
/* Minimum number of code units necessary to encode instruction with
12
   EXTENDED_ARGs */
13
static int
14
instrsize(unsigned int oparg)
15
4.33k
{
16
4.33k
    return oparg <= 0xff ? 1 :
17
4.33k
        oparg <= 0xffff ? 2 :
18
0
        oparg <= 0xffffff ? 3 :
19
0
        4;
20
4.33k
}
compile.c:instrsize
Line
Count
Source
15
3.28k
{
16
3.28k
    return oparg <= 0xff ? 1 :
17
3.28k
        oparg <= 0xffff ? 2 :
18
0
        oparg <= 0xffffff ? 3 :
19
0
        4;
20
3.28k
}
peephole.c:instrsize
Line
Count
Source
15
1.05k
{
16
1.05k
    return oparg <= 0xff ? 1 :
17
1.05k
        oparg <= 0xffff ? 2 :
18
0
        oparg <= 0xffffff ? 3 :
19
0
        4;
20
1.05k
}
21
22
/* Spits out op/oparg pair using ilen bytes. codestr should be pointed at the
23
   desired location of the first EXTENDED_ARG */
24
static void
25
write_op_arg(_Py_CODEUNIT *codestr, unsigned char opcode,
26
    unsigned int oparg, int ilen)
27
2.11k
{
28
2.11k
    switch (ilen) {
29
0
        case 4:
30
0
            *codestr++ = PACKOPARG(EXTENDED_ARG, (oparg >> 24) & 0xff);
31
            /* fall through */
32
0
        case 3:
33
0
            *codestr++ = PACKOPARG(EXTENDED_ARG, (oparg >> 16) & 0xff);
34
            /* fall through */
35
0
        case 2:
36
0
            *codestr++ = PACKOPARG(EXTENDED_ARG, (oparg >> 8) & 0xff);
37
            /* fall through */
38
2.11k
        case 1:
39
2.11k
            *codestr++ = PACKOPARG(opcode, oparg & 0xff);
40
2.11k
            break;
41
0
        default:
42
0
            Py_UNREACHABLE();
43
2.11k
    }
44
2.11k
}
compile.c:write_op_arg
Line
Count
Source
27
1.05k
{
28
1.05k
    switch (ilen) {
29
0
        case 4:
30
0
            *codestr++ = PACKOPARG(EXTENDED_ARG, (oparg >> 24) & 0xff);
31
            /* fall through */
32
0
        case 3:
33
0
            *codestr++ = PACKOPARG(EXTENDED_ARG, (oparg >> 16) & 0xff);
34
            /* fall through */
35
0
        case 2:
36
0
            *codestr++ = PACKOPARG(EXTENDED_ARG, (oparg >> 8) & 0xff);
37
            /* fall through */
38
1.05k
        case 1:
39
1.05k
            *codestr++ = PACKOPARG(opcode, oparg & 0xff);
40
1.05k
            break;
41
0
        default:
42
0
            Py_UNREACHABLE();
43
1.05k
    }
44
1.05k
}
peephole.c:write_op_arg
Line
Count
Source
27
1.05k
{
28
1.05k
    switch (ilen) {
29
0
        case 4:
30
0
            *codestr++ = PACKOPARG(EXTENDED_ARG, (oparg >> 24) & 0xff);
31
            /* fall through */
32
0
        case 3:
33
0
            *codestr++ = PACKOPARG(EXTENDED_ARG, (oparg >> 16) & 0xff);
34
            /* fall through */
35
0
        case 2:
36
0
            *codestr++ = PACKOPARG(EXTENDED_ARG, (oparg >> 8) & 0xff);
37
            /* fall through */
38
1.05k
        case 1:
39
1.05k
            *codestr++ = PACKOPARG(opcode, oparg & 0xff);
40
1.05k
            break;
41
0
        default:
42
0
            Py_UNREACHABLE();
43
1.05k
    }
44
1.05k
}