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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [sh/] [sh2a-bclr.c] - Rev 325
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/* Testcase to check generation of a SH2A specific instruction 'BCLR #imm3,Rn'. */ /* { dg-do assemble {target sh*-*-*}} */ /* { dg-options "-O1" } */ /* { dg-skip-if "" { "sh*-*-*" } "*" "-m2a -m2a-nofpu -m2a-single -m2a-single-only" } */ /* { 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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