diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/test-i386.c | 114 |
1 files changed, 68 insertions, 46 deletions
diff --git a/tests/test-i386.c b/tests/test-i386.c index 907c44ec91..86aa94915a 100644 --- a/tests/test-i386.c +++ b/tests/test-i386.c @@ -3,6 +3,8 @@ #include <inttypes.h> #include <math.h> +#define TEST_CMOV 0 + #define xglue(x, y) x ## y #define glue(x, y) xglue(x, y) #define stringify(s) tostring(s) @@ -225,79 +227,99 @@ void test_lea(void) #define TEST_JCC(JCC, v1, v2)\ {\ + int res;\ asm("movl $1, %0\n\t"\ "cmpl %2, %1\n\t"\ - JCC " 1f\n\t"\ + "j" JCC " 1f\n\t"\ "movl $0, %0\n\t"\ "1:\n\t"\ : "=r" (res)\ : "r" (v1), "r" (v2));\ - printf("%-10s %d\n", JCC, res);\ + printf("%-10s %d\n", "j" JCC, res);\ +\ + asm("movl $0, %0\n\t"\ + "cmpl %2, %1\n\t"\ + "set" JCC " %b0\n\t"\ + : "=r" (res)\ + : "r" (v1), "r" (v2));\ + printf("%-10s %d\n", "set" JCC, res);\ + if (TEST_CMOV) {\ + asm("movl $0x12345678, %0\n\t"\ + "cmpl %2, %1\n\t"\ + "cmov" JCC "l %3, %0\n\t"\ + : "=r" (res)\ + : "r" (v1), "r" (v2), "m" (1));\ + printf("%-10s R=0x%08x\n", "cmov" JCC "l", res);\ + asm("movl $0x12345678, %0\n\t"\ + "cmpl %2, %1\n\t"\ + "cmov" JCC "w %w3, %w0\n\t"\ + : "=r" (res)\ + : "r" (v1), "r" (v2), "r" (1));\ + printf("%-10s R=0x%08x\n", "cmov" JCC "w", res);\ + } \ } /* various jump tests */ void test_jcc(void) { - int res; - - TEST_JCC("jne", 1, 1); - TEST_JCC("jne", 1, 0); + TEST_JCC("ne", 1, 1); + TEST_JCC("ne", 1, 0); - TEST_JCC("je", 1, 1); - TEST_JCC("je", 1, 0); + TEST_JCC("e", 1, 1); + TEST_JCC("e", 1, 0); - TEST_JCC("jl", 1, 1); - TEST_JCC("jl", 1, 0); - TEST_JCC("jl", 1, -1); + TEST_JCC("l", 1, 1); + TEST_JCC("l", 1, 0); + TEST_JCC("l", 1, -1); - TEST_JCC("jle", 1, 1); - TEST_JCC("jle", 1, 0); - TEST_JCC("jle", 1, -1); + TEST_JCC("le", 1, 1); + TEST_JCC("le", 1, 0); + TEST_JCC("le", 1, -1); - TEST_JCC("jge", 1, 1); - TEST_JCC("jge", 1, 0); - TEST_JCC("jge", -1, 1); + TEST_JCC("ge", 1, 1); + TEST_JCC("ge", 1, 0); + TEST_JCC("ge", -1, 1); - TEST_JCC("jg", 1, 1); - TEST_JCC("jg", 1, 0); - TEST_JCC("jg", 1, -1); + TEST_JCC("g", 1, 1); + TEST_JCC("g", 1, 0); + TEST_JCC("g", 1, -1); - TEST_JCC("jb", 1, 1); - TEST_JCC("jb", 1, 0); - TEST_JCC("jb", 1, -1); + TEST_JCC("b", 1, 1); + TEST_JCC("b", 1, 0); + TEST_JCC("b", 1, -1); - TEST_JCC("jbe", 1, 1); - TEST_JCC("jbe", 1, 0); - TEST_JCC("jbe", 1, -1); + TEST_JCC("be", 1, 1); + TEST_JCC("be", 1, 0); + TEST_JCC("be", 1, -1); - TEST_JCC("jae", 1, 1); - TEST_JCC("jae", 1, 0); - TEST_JCC("jae", 1, -1); + TEST_JCC("ae", 1, 1); + TEST_JCC("ae", 1, 0); + TEST_JCC("ae", 1, -1); - TEST_JCC("ja", 1, 1); - TEST_JCC("ja", 1, 0); - TEST_JCC("ja", 1, -1); + TEST_JCC("a", 1, 1); + TEST_JCC("a", 1, 0); + TEST_JCC("a", 1, -1); - TEST_JCC("jp", 1, 1); - TEST_JCC("jp", 1, 0); + TEST_JCC("p", 1, 1); + TEST_JCC("p", 1, 0); - TEST_JCC("jnp", 1, 1); - TEST_JCC("jnp", 1, 0); + TEST_JCC("np", 1, 1); + TEST_JCC("np", 1, 0); - TEST_JCC("jo", 0x7fffffff, 0); - TEST_JCC("jo", 0x7fffffff, -1); + TEST_JCC("o", 0x7fffffff, 0); + TEST_JCC("o", 0x7fffffff, -1); - TEST_JCC("jno", 0x7fffffff, 0); - TEST_JCC("jno", 0x7fffffff, -1); + TEST_JCC("no", 0x7fffffff, 0); + TEST_JCC("no", 0x7fffffff, -1); - TEST_JCC("js", 0, 1); - TEST_JCC("js", 0, -1); - TEST_JCC("js", 0, 0); + TEST_JCC("s", 0, 1); + TEST_JCC("s", 0, -1); + TEST_JCC("s", 0, 0); - TEST_JCC("jns", 0, 1); - TEST_JCC("jns", 0, -1); - TEST_JCC("jns", 0, 0); + TEST_JCC("ns", 0, 1); + TEST_JCC("ns", 0, -1); + TEST_JCC("ns", 0, 0); } #undef CC_MASK |