Viewing file:  sh2a-bclr.c (1.09 KB) -rw-r--r--
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/* Testcase to check generation of a SH2A specific instruction
'BCLR #imm3,Rn'. */
/* { dg-do compile { target { sh2a } } } */
/* { dg-options "-O1" } */
/* { dg-final { scan-assembler "bclr"} } */
struct a
{
char a, b;
short c;
};
/* This function generates the instruction "BCLR #imm3,Rn" only
on using optimization option "-O1" and above. */
int
a2 ()
{
volatile int j;
volatile static struct a x = {1, 66, ~1}, y = {1, 2, ~2};
if (j > 1)
return (x.a == y.a && (x.b & ~1) == y.b);
if (j > 2)
return (x.a == y.a && (x.b & ~2) == y.b);
if (j > 3)
return (x.a == y.a && (x.b & ~4) == y.b);
if (j > 4)
return (x.a == y.a && (x.b & ~8) == y.b);
if (j > 5)
return (x.a == y.a && (x.b & ~16) == y.b);
if (j > 6)
return (x.a == y.a && (x.b & ~32) == y.b);
if (j > 7)
return (x.a == y.a && (x.b & ~64) == y.b);
if (j > 8)
return (x.a == y.a && (x.b & ~128) == y.b);
}
int
main ()
{
volatile unsigned char x;
x &= 0xFE;
x &= 0xFD;
x &= 0xFB;
x &= 0xF7;
x &= 0xEF;
x &= 0xDF;
x &= 0xBF;
x &= 0x7F;
if (!a2 ())
return 0;
}
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