| /* PR rtl-optimization/46235 */ |
| /* { dg-do compile } */ |
| /* { dg-options "-O2 -mtune=core2" } */ |
| |
| unsigned char set1_bb (unsigned char x, int y) |
| { |
| return (x & (1<<y)) != 0; |
| } |
| |
| unsigned char set2_bb (unsigned char x, int y) |
| { |
| return (x >> y) & 1; |
| } |
| |
| unsigned char set1_wb (int x, int y) |
| { |
| return (x & (1<<y)) != 0; |
| } |
| |
| unsigned char set2_wb (int x, int y) |
| { |
| return (x >> y) & 1; |
| } |
| |
| unsigned char clr1_bb (unsigned char x, int y) |
| { |
| return (x & (1<<y)) == 0; |
| } |
| |
| unsigned char clr2_bb (unsigned char x, int y) |
| { |
| return !((x >> y) & 1); |
| } |
| |
| unsigned char clr1_wb (int x, int y) |
| { |
| return (x & (1<<y)) == 0; |
| } |
| |
| unsigned char clr2_wb (int x, int y) |
| { |
| return !((x >> y) & 1); |
| } |
| |
| int clr1_bw (unsigned char x, int y) |
| { |
| return (x & (1<<y)) == 0; |
| } |
| |
| int clr2_bw (unsigned char x, int y) |
| { |
| return !((x >> y) & 1); |
| } |
| |
| int clr1_ww (int x, int y) |
| { |
| return (x & (1<<y)) == 0; |
| } |
| |
| int clr2_ww (int x, int y) |
| { |
| return !((x >> y) & 1); |
| } |
| |
| /* { dg-final { scan-assembler-times "bt\[lq\]\[ \t\]" 12 } } */ |
| /* { dg-final { scan-assembler-not "sar\[lq\]\[ \t\]" } } */ |
| /* { dg-final { scan-assembler-not "and\[lq\]\[ \t\]" } } */ |
| /* { dg-final { scan-assembler-not "not\[lq\]\[ \t\]" } } */ |
| |