Viewing file:  pr45865.c (1.37 KB) -rw-r--r--
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/* { dg-do compile } */
typedef struct rtx_def *rtx;
enum machine_mode {
VOIDmode,
CCFPmode,
CCFPUmode,
MAX_MACHINE_MODE
};
enum mode_class {
MODE_CC,
MODE_FLOAT,
MODE_COMPLEX_FLOAT,
MODE_VECTOR_FLOAT
};
extern const enum mode_class mode_class[(int) MAX_MACHINE_MODE];
enum rtx_code {
UNKNOWN,
GEU,
ORDERED,
CONST_INT
};
struct rtx_def {
unsigned int code: 16;
unsigned int mode : 8;
};
extern enum rtx_code reverse_condition (enum rtx_code);
extern enum rtx_code reverse_condition_maybe_unordered (enum rtx_code);
enum rtx_code
reversed_comparison_code_parts (enum rtx_code code, rtx insn, rtx arg0,
rtx arg1)
{
enum machine_mode mode;
mode = (enum machine_mode) (arg0)->mode;
if (mode == VOIDmode)
mode = (enum machine_mode) (arg1)->mode;
if ((mode_class[(int) (mode)]) == MODE_CC)
return (mode != CCFPmode && mode != CCFPUmode
? reverse_condition (code)
: reverse_condition_maybe_unordered (code));
switch (code)
{
case GEU:
return reverse_condition (code);
case ORDERED:
return UNKNOWN;
}
if (((enum rtx_code) (arg0)->code) == CONST_INT
|| (((enum machine_mode) (arg0)->mode) != VOIDmode
&& ! ((mode_class[(int) (mode)]) == MODE_FLOAT
|| (mode_class[(int) (mode)]) == MODE_COMPLEX_FLOAT
|| (mode_class[(int) (mode)]) == MODE_VECTOR_FLOAT)))
return reverse_condition (code);
return UNKNOWN;
}
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